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<a href="#jspsychrandomizationfactorial" title="jsPsych.randomization.factorial" class="md-nav__link">
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jsPsych.randomization.factorial
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Create full factorial design
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Create full factorial design with repeats
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jsPsych.randomization.randomID
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|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#example" title="Example" class="md-nav__link">
|
|
Example
|
|
</a>
|
|
|
|
</li>
|
|
|
|
</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#jspsychrandomizationrepeat" title="jsPsych.randomization.repeat" class="md-nav__link">
|
|
jsPsych.randomization.repeat
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#parameters_2" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#return-value_2" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#description_2" title="Description" class="md-nav__link">
|
|
Description
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#examples_1" title="Examples" class="md-nav__link">
|
|
Examples
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#shuffle-an-array-no-repeats" title="Shuffle an array, no repeats" class="md-nav__link">
|
|
Shuffle an array, no repeats
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#shuffle-an-array-with-repeats" title="Shuffle an array with repeats" class="md-nav__link">
|
|
Shuffle an array with repeats
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#shuffle-an-array-of-objects" title="Shuffle an array of objects" class="md-nav__link">
|
|
Shuffle an array of objects
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#shuffle-an-array-of-objects-with-unpack" title="Shuffle an array of objects, with unpack" class="md-nav__link">
|
|
Shuffle an array of objects, with unpack
|
|
</a>
|
|
|
|
</li>
|
|
|
|
</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
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</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#jspsychrandomizationsamplewithreplacement" title="jsPsych.randomization.sampleWithReplacement" class="md-nav__link">
|
|
jsPsych.randomization.sampleWithReplacement
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#parameters_3" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#return-value_3" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#description_3" title="Description" class="md-nav__link">
|
|
Description
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#examples_2" title="Examples" class="md-nav__link">
|
|
Examples
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#sample-with-equal-probability" title="Sample with equal probability" class="md-nav__link">
|
|
Sample with equal probability
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#sample-with-unequal-probability" title="Sample with unequal probability" class="md-nav__link">
|
|
Sample with unequal probability
|
|
</a>
|
|
|
|
</li>
|
|
|
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</ul>
|
|
</nav>
|
|
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</li>
|
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|
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</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#jspsychrandomizationsamplewithoutreplacement" title="jsPsych.randomization.sampleWithoutReplacement" class="md-nav__link">
|
|
jsPsych.randomization.sampleWithoutReplacement
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#parameters_4" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#return-value_4" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#description_4" title="Description" class="md-nav__link">
|
|
Description
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#examples_3" title="Examples" class="md-nav__link">
|
|
Examples
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#sample-without-replacement" title="Sample without replacement" class="md-nav__link">
|
|
Sample without replacement
|
|
</a>
|
|
|
|
</li>
|
|
|
|
</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
|
</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#jspsychrandomizationshuffle" title="jsPsych.randomization.shuffle" class="md-nav__link">
|
|
jsPsych.randomization.shuffle
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#parameters_5" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#return-value_5" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#description_5" title="Description" class="md-nav__link">
|
|
Description
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#examples_4" title="Examples" class="md-nav__link">
|
|
Examples
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#shuffle-an-array" title="Shuffle an array" class="md-nav__link">
|
|
Shuffle an array
|
|
</a>
|
|
|
|
</li>
|
|
|
|
</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
|
</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#jspsychrandomizationshufflenorepeats" title="jsPsych.randomization.shuffleNoRepeats" class="md-nav__link">
|
|
jsPsych.randomization.shuffleNoRepeats
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#parameters_6" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#return-value_6" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#description_6" title="Description" class="md-nav__link">
|
|
Description
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#examples_5" title="Examples" class="md-nav__link">
|
|
Examples
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#basic-example" title="Basic example" class="md-nav__link">
|
|
Basic example
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#custom-equalitytest" title="Custom equalityTest" class="md-nav__link">
|
|
Custom equalityTest
|
|
</a>
|
|
|
|
</li>
|
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|
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</ul>
|
|
</nav>
|
|
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</li>
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</ul>
|
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</nav>
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</li>
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</ul>
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</nav>
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</li>
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|
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|
|
<li class="md-nav__item">
|
|
<a href="../jspsych-turk/" title="jsPsych.turk" class="md-nav__link">
|
|
jsPsych.turk
|
|
</a>
|
|
</li>
|
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|
|
|
|
|
|
|
|
|
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|
|
<li class="md-nav__item">
|
|
<a href="../jspsych-pluginAPI/" title="jsPsych.pluginAPI" class="md-nav__link">
|
|
jsPsych.pluginAPI
|
|
</a>
|
|
</li>
|
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|
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|
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</ul>
|
|
</nav>
|
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</li>
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<li class="md-nav__item md-nav__item--nested">
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<input class="md-toggle md-nav__toggle" data-md-toggle="nav-5" type="checkbox" id="nav-5">
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<label class="md-nav__link" for="nav-5">
|
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Plugins
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</label>
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<nav class="md-nav" data-md-component="collapsible" data-md-level="1">
|
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<label class="md-nav__title" for="nav-5">
|
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Plugins
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</label>
|
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<ul class="md-nav__list" data-md-scrollfix>
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<li class="md-nav__item">
|
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<a href="../../plugins/overview/" title="Overview" class="md-nav__link">
|
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Overview
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</a>
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</li>
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<li class="md-nav__item">
|
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<a href="../../plugins/creating-a-plugin/" title="Creating a New Plugin" class="md-nav__link">
|
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Creating a New Plugin
|
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</a>
|
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</li>
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|
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|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-animation/" title="jspsych-animation" class="md-nav__link">
|
|
jspsych-animation
|
|
</a>
|
|
</li>
|
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|
|
|
|
|
|
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|
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|
|
<li class="md-nav__item">
|
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<a href="../../plugins/jspsych-audio-button-response/" title="jspsych-audio-button-response" class="md-nav__link">
|
|
jspsych-audio-button-response
|
|
</a>
|
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</li>
|
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|
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|
|
|
|
|
|
|
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|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-audio-keyboard-response/" title="jspsych-audio-keyboard-response" class="md-nav__link">
|
|
jspsych-audio-keyboard-response
|
|
</a>
|
|
</li>
|
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|
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|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-audio-slider-response/" title="jspsych-audio-slider-response" class="md-nav__link">
|
|
jspsych-audio-slider-response
|
|
</a>
|
|
</li>
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-call-function/" title="jspsych-call-function" class="md-nav__link">
|
|
jspsych-call-function
|
|
</a>
|
|
</li>
|
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|
|
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|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-categorize-animation/" title="jspsych-categorize-animation" class="md-nav__link">
|
|
jspsych-categorize-animation
|
|
</a>
|
|
</li>
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-categorize-html/" title="jspsych-categorize-html" class="md-nav__link">
|
|
jspsych-categorize-html
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-categorize-image/" title="jspsych-categorize-image" class="md-nav__link">
|
|
jspsych-categorize-image
|
|
</a>
|
|
</li>
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-external-html/" title="jspsych-external-html" class="md-nav__link">
|
|
jspsych-external-html
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-free-sort/" title="jspsych-free-sort" class="md-nav__link">
|
|
jspsych-free-sort
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-fullscreen/" title="jspsych-fullscreen" class="md-nav__link">
|
|
jspsych-fullscreen
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-html-button-response/" title="jspsych-html-button-response" class="md-nav__link">
|
|
jspsych-html-button-response
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-html-keyboard-response/" title="jspsych-html-keyboard-response" class="md-nav__link">
|
|
jspsych-html-keyboard-response
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-html-slider-response/" title="jspsych-html-slider-response" class="md-nav__link">
|
|
jspsych-html-slider-response
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-iat-html/" title="jspsych-iat-html" class="md-nav__link">
|
|
jspsych-iat-html
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-iat-image/" title="jspsych-iat-image" class="md-nav__link">
|
|
jspsych-iat-image
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-image-button-response/" title="jspsych-image-button-response" class="md-nav__link">
|
|
jspsych-image-button-response
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-image-keyboard-response/" title="jspsych-image-keyboard-response" class="md-nav__link">
|
|
jspsych-image-keyboard-response
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-image-slider-response/" title="jspsych-image-slider-response" class="md-nav__link">
|
|
jspsych-image-slider-response
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-instructions/" title="jspsych-instructions" class="md-nav__link">
|
|
jspsych-instructions
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-rdk/" title="jspsych-rdk" class="md-nav__link">
|
|
jspsych-rdk
|
|
</a>
|
|
</li>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<li class="md-nav__item">
|
|
<a href="../../plugins/jspsych-reconstruction/" title="jspsych-reconstruction" class="md-nav__link">
|
|
jspsych-reconstruction
|
|
</a>
|
|
</li>
|
|
|
|
|
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|
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<li class="md-nav__item">
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<label class="md-nav__title" for="toc">Table of contents</label>
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<ul class="md-nav__list" data-md-scrollfix>
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<li class="md-nav__item">
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<a href="#jspsychrandomizationfactorial" title="jsPsych.randomization.factorial" class="md-nav__link">
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jsPsych.randomization.factorial
|
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</a>
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<nav class="md-nav">
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<ul class="md-nav__list">
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<li class="md-nav__item">
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<a href="#parameters" title="Parameters" class="md-nav__link">
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Parameters
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</a>
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</li>
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<li class="md-nav__item">
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<a href="#return-value" title="Return value" class="md-nav__link">
|
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Return value
|
|
</a>
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</li>
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<li class="md-nav__item">
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<a href="#description" title="Description" class="md-nav__link">
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Description
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</a>
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</li>
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<li class="md-nav__item">
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<a href="#examples" title="Examples" class="md-nav__link">
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Examples
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</a>
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<nav class="md-nav">
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<ul class="md-nav__list">
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<li class="md-nav__item">
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<a href="#create-full-factorial-design" title="Create full factorial design" class="md-nav__link">
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Create full factorial design
|
|
</a>
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</li>
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<li class="md-nav__item">
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<a href="#create-full-factorial-design-with-repeats" title="Create full factorial design with repeats" class="md-nav__link">
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Create full factorial design with repeats
|
|
</a>
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</li>
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<li class="md-nav__item">
|
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<a href="#create-full-factorial-design-unpacked" title="Create full factorial design, unpacked" class="md-nav__link">
|
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Create full factorial design, unpacked
|
|
</a>
|
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</li>
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</ul>
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</nav>
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</li>
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</ul>
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</nav>
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</li>
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|
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<li class="md-nav__item">
|
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<a href="#jspsychrandomizationrandomid" title="jsPsych.randomization.randomID" class="md-nav__link">
|
|
jsPsych.randomization.randomID
|
|
</a>
|
|
|
|
<nav class="md-nav">
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<ul class="md-nav__list">
|
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|
|
<li class="md-nav__item">
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<a href="#parameters_1" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#return-value_1" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#description_1" title="Description" class="md-nav__link">
|
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Description
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#example" title="Example" class="md-nav__link">
|
|
Example
|
|
</a>
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</li>
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</ul>
|
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</nav>
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</li>
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<li class="md-nav__item">
|
|
<a href="#jspsychrandomizationrepeat" title="jsPsych.randomization.repeat" class="md-nav__link">
|
|
jsPsych.randomization.repeat
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
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<ul class="md-nav__list">
|
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|
|
<li class="md-nav__item">
|
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<a href="#parameters_2" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
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|
</li>
|
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|
<li class="md-nav__item">
|
|
<a href="#return-value_2" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#description_2" title="Description" class="md-nav__link">
|
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Description
|
|
</a>
|
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</li>
|
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|
<li class="md-nav__item">
|
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<a href="#examples_1" title="Examples" class="md-nav__link">
|
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Examples
|
|
</a>
|
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|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
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|
<li class="md-nav__item">
|
|
<a href="#shuffle-an-array-no-repeats" title="Shuffle an array, no repeats" class="md-nav__link">
|
|
Shuffle an array, no repeats
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#shuffle-an-array-with-repeats" title="Shuffle an array with repeats" class="md-nav__link">
|
|
Shuffle an array with repeats
|
|
</a>
|
|
|
|
</li>
|
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|
|
<li class="md-nav__item">
|
|
<a href="#shuffle-an-array-of-objects" title="Shuffle an array of objects" class="md-nav__link">
|
|
Shuffle an array of objects
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#shuffle-an-array-of-objects-with-unpack" title="Shuffle an array of objects, with unpack" class="md-nav__link">
|
|
Shuffle an array of objects, with unpack
|
|
</a>
|
|
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|
</li>
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</ul>
|
|
</nav>
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</li>
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</ul>
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</nav>
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</li>
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|
<li class="md-nav__item">
|
|
<a href="#jspsychrandomizationsamplewithreplacement" title="jsPsych.randomization.sampleWithReplacement" class="md-nav__link">
|
|
jsPsych.randomization.sampleWithReplacement
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
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|
<li class="md-nav__item">
|
|
<a href="#parameters_3" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#return-value_3" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#description_3" title="Description" class="md-nav__link">
|
|
Description
|
|
</a>
|
|
|
|
</li>
|
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|
|
<li class="md-nav__item">
|
|
<a href="#examples_2" title="Examples" class="md-nav__link">
|
|
Examples
|
|
</a>
|
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|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#sample-with-equal-probability" title="Sample with equal probability" class="md-nav__link">
|
|
Sample with equal probability
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#sample-with-unequal-probability" title="Sample with unequal probability" class="md-nav__link">
|
|
Sample with unequal probability
|
|
</a>
|
|
|
|
</li>
|
|
|
|
</ul>
|
|
</nav>
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</li>
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</ul>
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</nav>
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</li>
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|
<li class="md-nav__item">
|
|
<a href="#jspsychrandomizationsamplewithoutreplacement" title="jsPsych.randomization.sampleWithoutReplacement" class="md-nav__link">
|
|
jsPsych.randomization.sampleWithoutReplacement
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
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<a href="#parameters_4" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#return-value_4" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
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|
|
<li class="md-nav__item">
|
|
<a href="#description_4" title="Description" class="md-nav__link">
|
|
Description
|
|
</a>
|
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|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#examples_3" title="Examples" class="md-nav__link">
|
|
Examples
|
|
</a>
|
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|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#sample-without-replacement" title="Sample without replacement" class="md-nav__link">
|
|
Sample without replacement
|
|
</a>
|
|
|
|
</li>
|
|
|
|
</ul>
|
|
</nav>
|
|
|
|
</li>
|
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|
|
</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#jspsychrandomizationshuffle" title="jsPsych.randomization.shuffle" class="md-nav__link">
|
|
jsPsych.randomization.shuffle
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#parameters_5" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#return-value_5" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#description_5" title="Description" class="md-nav__link">
|
|
Description
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#examples_4" title="Examples" class="md-nav__link">
|
|
Examples
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#shuffle-an-array" title="Shuffle an array" class="md-nav__link">
|
|
Shuffle an array
|
|
</a>
|
|
|
|
</li>
|
|
|
|
</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
|
</ul>
|
|
</nav>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#jspsychrandomizationshufflenorepeats" title="jsPsych.randomization.shuffleNoRepeats" class="md-nav__link">
|
|
jsPsych.randomization.shuffleNoRepeats
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#parameters_6" title="Parameters" class="md-nav__link">
|
|
Parameters
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#return-value_6" title="Return value" class="md-nav__link">
|
|
Return value
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#description_6" title="Description" class="md-nav__link">
|
|
Description
|
|
</a>
|
|
|
|
</li>
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#examples_5" title="Examples" class="md-nav__link">
|
|
Examples
|
|
</a>
|
|
|
|
<nav class="md-nav">
|
|
<ul class="md-nav__list">
|
|
|
|
<li class="md-nav__item">
|
|
<a href="#basic-example" title="Basic example" class="md-nav__link">
|
|
Basic example
|
|
</a>
|
|
|
|
</li>
|
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<a href="#custom-equalitytest" title="Custom equalityTest" class="md-nav__link">
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Custom equalityTest
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<div class="md-content">
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<article class="md-content__inner md-typeset">
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<a href="https://github.com/jspsych/jsPsych/edit/master/docs/core_library/jspsych-randomization.md" title="Edit this page" class="md-icon md-content__icon"></a>
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<h1 id="jspsychrandomization">jsPsych.randomization<a class="headerlink" href="#jspsychrandomization" title="Permanent link">¶</a></h1>
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<p>The jsPsych.randomization module contains methods that are useful for generating random lists of trial variables.</p>
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<hr />
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<h2 id="jspsychrandomizationfactorial">jsPsych.randomization.factorial<a class="headerlink" href="#jspsychrandomizationfactorial" title="Permanent link">¶</a></h2>
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<div class="codehilite"><pre><span></span>jsPsych.randomization.factorial(factors, repetitions, unpack)
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</pre></div>
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<h3 id="parameters">Parameters<a class="headerlink" href="#parameters" title="Permanent link">¶</a></h3>
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<table>
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<thead>
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<tr>
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<th>Parameter</th>
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<th>Type</th>
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<th>Description</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td>factors</td>
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<td>object</td>
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<td>The <code>factors</code> object should contain a property for each different factor. Each property-factor should have a value of an array, with each element of the array corresponding to a level of the factor.</td>
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</tr>
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<tr>
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<td>repetitions</td>
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<td>integer</td>
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<td>The number of times to repeat each unique combination of the factors in the output sample.</td>
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</tr>
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<tr>
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<td>unpack</td>
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<td>boolean</td>
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<td>If <code>true</code> then the output will be an object with a property for each factor in the original <code>factors</code> object. The value of each property-factor will be an array containing the levels of the factor in a random order. The order will be consistent across each property-factor (e.g., the first element of each property-factor will specify one unique combination of the factors). If <code>false</code>, then the return value will be an array of objects where each property-factor contains only a single value.</td>
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</tr>
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</tbody>
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</table>
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<h3 id="return-value">Return value<a class="headerlink" href="#return-value" title="Permanent link">¶</a></h3>
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<p>The return value depends on the <code>unpack</code> parameter. See description of the parameter above, and examples below.</p>
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<h3 id="description">Description<a class="headerlink" href="#description" title="Permanent link">¶</a></h3>
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<p>This method takes a list of factors and their levels, and creates a full factorial design by creating each unique combination of the factors. The returned set of combinations is in a random order.</p>
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<h3 id="examples">Examples<a class="headerlink" href="#examples" title="Permanent link">¶</a></h3>
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<h4 id="create-full-factorial-design">Create full factorial design<a class="headerlink" href="#create-full-factorial-design" title="Permanent link">¶</a></h4>
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<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">factors</span> <span class="o">=</span> <span class="p">{</span>
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<span class="nx">stimulus</span><span class="o">:</span> <span class="p">[</span><span class="s1">'a.jpg'</span><span class="p">,</span> <span class="s1">'b.jpg'</span><span class="p">],</span>
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<span class="nx">ms_delay</span><span class="o">:</span> <span class="p">[</span><span class="mi">100</span><span class="p">,</span> <span class="mi">200</span><span class="p">]</span>
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<span class="p">}</span>
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<span class="kd">var</span> <span class="nx">full_design</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">factorial</span><span class="p">(</span><span class="nx">factors</span><span class="p">,</span> <span class="mi">1</span><span class="p">);</span>
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<span class="cm">/*</span>
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<span class="cm">output:</span>
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<span class="cm">full_design = [</span>
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<span class="cm"> {stimulus: 'a.jpg', ms_delay: 200},</span>
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<span class="cm"> {stimulus: 'b.jpg', ms_delay: 200},</span>
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<span class="cm"> {stimulus: 'b.jpg', ms_delay: 100},</span>
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<span class="cm"> {stimulus: 'a.jpg', ms_delay: 100},</span>
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<span class="cm">]</span>
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<span class="cm">*/</span>
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</pre></div>
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<h4 id="create-full-factorial-design-with-repeats">Create full factorial design with repeats<a class="headerlink" href="#create-full-factorial-design-with-repeats" title="Permanent link">¶</a></h4>
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<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">factors</span> <span class="o">=</span> <span class="p">{</span>
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<span class="nx">stimulus</span><span class="o">:</span> <span class="p">[</span><span class="s1">'a.jpg'</span><span class="p">,</span> <span class="s1">'b.jpg'</span><span class="p">],</span>
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<span class="nx">ms_delay</span><span class="o">:</span> <span class="p">[</span><span class="mi">100</span><span class="p">,</span> <span class="mi">200</span><span class="p">]</span>
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<span class="p">}</span>
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<span class="kd">var</span> <span class="nx">full_design</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">factorial</span><span class="p">(</span><span class="nx">factors</span><span class="p">,</span> <span class="mi">2</span><span class="p">);</span>
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<span class="cm">/*</span>
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<span class="cm">output:</span>
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<span class="cm">full_design = [</span>
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<span class="cm"> {stimulus: 'b.jpg', ms_delay: 200},</span>
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<span class="cm"> {stimulus: 'b.jpg', ms_delay: 100},</span>
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<span class="cm"> {stimulus: 'b.jpg', ms_delay: 100},</span>
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<span class="cm"> {stimulus: 'a.jpg', ms_delay: 100},</span>
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<span class="cm"> {stimulus: 'a.jpg', ms_delay: 200},</span>
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<span class="cm"> {stimulus: 'b.jpg', ms_delay: 200},</span>
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<span class="cm"> {stimulus: 'a.jpg', ms_delay: 100},</span>
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<span class="cm"> {stimulus: 'a.jpg', ms_delay: 200},</span>
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<span class="cm">]</span>
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<span class="cm">*/</span>
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</pre></div>
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<h4 id="create-full-factorial-design-unpacked">Create full factorial design, unpacked<a class="headerlink" href="#create-full-factorial-design-unpacked" title="Permanent link">¶</a></h4>
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<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">factors</span> <span class="o">=</span> <span class="p">{</span>
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<span class="nx">stimulus</span><span class="o">:</span> <span class="p">[</span><span class="s1">'a.jpg'</span><span class="p">,</span> <span class="s1">'b.jpg'</span><span class="p">],</span>
|
|
<span class="nx">ms_delay</span><span class="o">:</span> <span class="p">[</span><span class="mi">100</span><span class="p">,</span> <span class="mi">200</span><span class="p">]</span>
|
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<span class="p">}</span>
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<span class="kd">var</span> <span class="nx">full_design</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">factorial</span><span class="p">(</span><span class="nx">factors</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="kc">true</span><span class="p">);</span>
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<span class="cm">/*</span>
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<span class="cm">output:</span>
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<span class="cm">full_design = {</span>
|
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<span class="cm"> stimulus: ['a.jpg','b.jpg','b.jpg','a.jpg'],</span>
|
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<span class="cm"> ms_delay: [200, 100, 200, 100]</span>
|
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<span class="cm">]</span>
|
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<span class="cm">*/</span>
|
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</pre></div>
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<hr />
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<h2 id="jspsychrandomizationrandomid">jsPsych.randomization.randomID<a class="headerlink" href="#jspsychrandomizationrandomid" title="Permanent link">¶</a></h2>
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<div class="codehilite"><pre><span></span>jsPsych.randomization.randomID(length)
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</pre></div>
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<h3 id="parameters_1">Parameters<a class="headerlink" href="#parameters_1" title="Permanent link">¶</a></h3>
|
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<table>
|
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<thead>
|
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<tr>
|
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<th>Parameter</th>
|
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<th>Type</th>
|
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<th>Description</th>
|
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</tr>
|
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</thead>
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<tbody>
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<tr>
|
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<td>length</td>
|
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<td>integer</td>
|
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<td>The length of the randomly generated ID</td>
|
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</tr>
|
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</tbody>
|
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</table>
|
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<h3 id="return-value_1">Return value<a class="headerlink" href="#return-value_1" title="Permanent link">¶</a></h3>
|
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<p>Returns a string of length <code>length</code> where each character is randomly selected from the numbers 0-9 and all lowercase English letters a-z.</p>
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<h3 id="description_1">Description<a class="headerlink" href="#description_1" title="Permanent link">¶</a></h3>
|
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<p>Generates a random string that is likely to be unique. If length is undefined, then the string length is 32.</p>
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<h3 id="example">Example<a class="headerlink" href="#example" title="Permanent link">¶</a></h3>
|
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<div class="codehilite"><pre><span></span><span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">randomID</span><span class="p">());</span>
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<span class="c1">// outputs: "t7dwz0e713pc8juuaayyfvpkdd9un239"</span>
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|
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<span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">randomID</span><span class="p">(</span><span class="mi">8</span><span class="p">));</span>
|
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<span class="c1">// outputs: "3xtpcbck"</span>
|
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</pre></div>
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<hr />
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<h2 id="jspsychrandomizationrepeat">jsPsych.randomization.repeat<a class="headerlink" href="#jspsychrandomizationrepeat" title="Permanent link">¶</a></h2>
|
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<div class="codehilite"><pre><span></span>jsPsych.randomization.repeat(array, repetitions, unpack)
|
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</pre></div>
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<h3 id="parameters_2">Parameters<a class="headerlink" href="#parameters_2" title="Permanent link">¶</a></h3>
|
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<table>
|
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<thead>
|
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<tr>
|
|
<th>Parameter</th>
|
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<th>Type</th>
|
|
<th>Description</th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr>
|
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<td>array</td>
|
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<td>array</td>
|
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<td>The array of values to randomize & repeat.</td>
|
|
</tr>
|
|
<tr>
|
|
<td>repetitions</td>
|
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<td>integer or array</td>
|
|
<td>The number of times to repeat each element of the <code>array</code> in the final sample. If this parameter is defined as an integer, then each element of <code>array</code> is repeated the same number of times. This parameter can also be an array of the same length as <code>array</code>, in which case each element of <code>array</code> will be repeated the number of times defined in the corresponding position of the <code>repetitions</code> array.</td>
|
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</tr>
|
|
<tr>
|
|
<td>unpack</td>
|
|
<td>boolean</td>
|
|
<td>If each element of <code>array</code> is an object with an equivalent set of properties, then setting <code>unpack</code> to <code>true</code> will make the return value an object with a property for each of the unique properties among the elements of the <code>array</code>. Each property in the output object will be an array containing the values for that property in the randomized order. The order will be consistent across properties. If this is <code>false</code> then the output is just an array containing a randomized order of the original <code>array</code> elements.</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
<h3 id="return-value_2">Return value<a class="headerlink" href="#return-value_2" title="Permanent link">¶</a></h3>
|
|
<p>The return value depends on the <code>unpack</code> parameter. See description of the parameter above, and examples below.</p>
|
|
<h3 id="description_2">Description<a class="headerlink" href="#description_2" title="Permanent link">¶</a></h3>
|
|
<p>This method takes an array of values and generates a new random order of the array, with the option of repeating each element of the array a specified number of times.</p>
|
|
<p>If the array elements are objects with the same set of properties, then this method can optionally return a single object where each property is a randomized order of the properties defined in the original set of objects. This is useful for randomizing sets of parameters that are used to define a jsPsych block.</p>
|
|
<h3 id="examples_1">Examples<a class="headerlink" href="#examples_1" title="Permanent link">¶</a></h3>
|
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<h4 id="shuffle-an-array-no-repeats">Shuffle an array, no repeats<a class="headerlink" href="#shuffle-an-array-no-repeats" title="Permanent link">¶</a></h4>
|
|
<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">myArray</span> <span class="o">=</span> <span class="p">[</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">,</span><span class="mi">5</span><span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">shuffledArray</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">repeat</span><span class="p">(</span><span class="nx">myArray</span><span class="p">,</span> <span class="mi">1</span><span class="p">);</span>
|
|
|
|
<span class="c1">// output: shuffledArray = [3,2,4,1,5]</span>
|
|
</pre></div>
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|
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<h4 id="shuffle-an-array-with-repeats">Shuffle an array with repeats<a class="headerlink" href="#shuffle-an-array-with-repeats" title="Permanent link">¶</a></h4>
|
|
<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">myArray</span> <span class="o">=</span> <span class="p">[</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">,</span><span class="mi">5</span><span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">shuffledArray</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">repeat</span><span class="p">(</span><span class="nx">myArray</span><span class="p">,</span> <span class="mi">2</span><span class="p">);</span>
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|
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<span class="c1">// output: shuffledArray = [1,3,4,2,2,4,5,1,5,3]</span>
|
|
</pre></div>
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<h4 id="shuffle-an-array-of-objects">Shuffle an array of objects<a class="headerlink" href="#shuffle-an-array-of-objects" title="Permanent link">¶</a></h4>
|
|
<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">trial1</span> <span class="o">=</span> <span class="p">{</span>
|
|
<span class="nx">stimulus</span><span class="o">:</span> <span class="s1">'img/faceA.jpg'</span><span class="p">,</span>
|
|
<span class="nx">correct_key</span><span class="o">:</span> <span class="mi">80</span><span class="p">,</span>
|
|
<span class="nx">person_name</span><span class="o">:</span> <span class="s1">'Joe'</span>
|
|
<span class="p">}</span>
|
|
|
|
<span class="kd">var</span> <span class="nx">trial2</span> <span class="o">=</span> <span class="p">{</span>
|
|
<span class="nx">stimulus</span><span class="o">:</span> <span class="s1">'img/faceB.jpg'</span><span class="p">,</span>
|
|
<span class="nx">correct_key</span><span class="o">:</span> <span class="mi">80</span><span class="p">,</span>
|
|
<span class="nx">person_name</span><span class="o">:</span> <span class="s1">'Fred'</span>
|
|
<span class="p">}</span>
|
|
|
|
<span class="kd">var</span> <span class="nx">trial3</span> <span class="o">=</span> <span class="p">{</span>
|
|
<span class="nx">stimulus</span><span class="o">:</span> <span class="s1">'img/faceC.jpg'</span><span class="p">,</span>
|
|
<span class="nx">correct_key</span><span class="o">:</span> <span class="mi">81</span><span class="p">,</span>
|
|
<span class="nx">person_name</span><span class="o">:</span> <span class="s1">'Mary'</span>
|
|
<span class="p">}</span>
|
|
|
|
<span class="kd">var</span> <span class="nx">myArray</span> <span class="o">=</span> <span class="p">[</span> <span class="nx">trial1</span><span class="p">,</span> <span class="nx">trial2</span><span class="p">,</span> <span class="nx">trial3</span> <span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">shuffledArray</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">repeat</span><span class="p">(</span><span class="nx">myArray</span><span class="p">,</span> <span class="mi">2</span><span class="p">);</span>
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|
|
|
<span class="c1">// output: shuffledArray = [ trial1, trial3, trial3, trial2, trial1, trial2 ]</span>
|
|
</pre></div>
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|
<h4 id="shuffle-an-array-of-objects-with-unpack">Shuffle an array of objects, with unpack<a class="headerlink" href="#shuffle-an-array-of-objects-with-unpack" title="Permanent link">¶</a></h4>
|
|
<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">trial1</span> <span class="o">=</span> <span class="p">{</span>
|
|
<span class="nx">stimulus</span><span class="o">:</span> <span class="s1">'img/faceA.jpg'</span><span class="p">,</span>
|
|
<span class="nx">correct_key</span><span class="o">:</span> <span class="mi">80</span><span class="p">,</span>
|
|
<span class="nx">person_name</span><span class="o">:</span> <span class="s1">'Joe'</span>
|
|
<span class="p">}</span>
|
|
|
|
<span class="kd">var</span> <span class="nx">trial2</span> <span class="o">=</span> <span class="p">{</span>
|
|
<span class="nx">stimulus</span><span class="o">:</span> <span class="s1">'img/faceB.jpg'</span><span class="p">,</span>
|
|
<span class="nx">correct_key</span><span class="o">:</span> <span class="mi">80</span><span class="p">,</span>
|
|
<span class="nx">person_name</span><span class="o">:</span> <span class="s1">'Fred'</span>
|
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<span class="p">}</span>
|
|
|
|
<span class="kd">var</span> <span class="nx">trial3</span> <span class="o">=</span> <span class="p">{</span>
|
|
<span class="nx">stimulus</span><span class="o">:</span> <span class="s1">'img/faceC.jpg'</span><span class="p">,</span>
|
|
<span class="nx">correct_key</span><span class="o">:</span> <span class="mi">81</span><span class="p">,</span>
|
|
<span class="nx">person_name</span><span class="o">:</span> <span class="s1">'Mary'</span>
|
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<span class="p">}</span>
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|
|
<span class="kd">var</span> <span class="nx">myArray</span> <span class="o">=</span> <span class="p">[</span> <span class="nx">trial1</span><span class="p">,</span> <span class="nx">trial2</span><span class="p">,</span> <span class="nx">trial3</span> <span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">shuffledArray</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">repeat</span><span class="p">(</span><span class="nx">myArray</span><span class="p">,</span> <span class="mi">2</span><span class="p">,</span> <span class="kc">true</span><span class="p">);</span>
|
|
|
|
<span class="cm">/*</span>
|
|
<span class="cm">output: shuffledArray = {</span>
|
|
<span class="cm"> stimulus: ['img/faceB.jpg','img/faceA.jpg','img/faceC.jpg','img/faceA.jpg','img/faceC.jpg','img/faceB.jpg'],</span>
|
|
<span class="cm"> correct_key: [80, 80, 81, 80, 81, 80],</span>
|
|
<span class="cm"> person_name: ['Fred','Joe', 'Mary', 'Joe', 'Mary', 'Fred']</span>
|
|
<span class="cm">}</span>
|
|
<span class="cm">*/</span>
|
|
</pre></div>
|
|
|
|
|
|
<hr />
|
|
<h2 id="jspsychrandomizationsamplewithreplacement">jsPsych.randomization.sampleWithReplacement<a class="headerlink" href="#jspsychrandomizationsamplewithreplacement" title="Permanent link">¶</a></h2>
|
|
<div class="codehilite"><pre><span></span>jsPsych.randomization.sampleWithReplacement(array, sampleSize, weights)
|
|
</pre></div>
|
|
|
|
|
|
<h3 id="parameters_3">Parameters<a class="headerlink" href="#parameters_3" title="Permanent link">¶</a></h3>
|
|
<table>
|
|
<thead>
|
|
<tr>
|
|
<th>Parameter</th>
|
|
<th>Type</th>
|
|
<th>Description</th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr>
|
|
<td>array</td>
|
|
<td>array</td>
|
|
<td>The array of values to sample from</td>
|
|
</tr>
|
|
<tr>
|
|
<td>sampleSize</td>
|
|
<td>numeric</td>
|
|
<td>The number of samples to draw</td>
|
|
</tr>
|
|
<tr>
|
|
<td>weights</td>
|
|
<td>array</td>
|
|
<td>The relative weight of each element in <code>array</code>. This array is normalized, so the values do not need to sum to 1. The length must match the length of <code>array</code>.</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
<h3 id="return-value_3">Return value<a class="headerlink" href="#return-value_3" title="Permanent link">¶</a></h3>
|
|
<p>An array containing the sample.</p>
|
|
<h3 id="description_3">Description<a class="headerlink" href="#description_3" title="Permanent link">¶</a></h3>
|
|
<p>This method returns a sample drawn at random from a set of values with replacement. The relative probability of drawing each item can be controlled by specifying the <code>weights</code>.</p>
|
|
<h3 id="examples_2">Examples<a class="headerlink" href="#examples_2" title="Permanent link">¶</a></h3>
|
|
<h4 id="sample-with-equal-probability">Sample with equal probability<a class="headerlink" href="#sample-with-equal-probability" title="Permanent link">¶</a></h4>
|
|
<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">myArray</span> <span class="o">=</span> <span class="p">[</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">,</span><span class="mi">5</span><span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">sample</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">sampleWithReplacement</span><span class="p">(</span><span class="nx">myArray</span><span class="p">,</span> <span class="mi">10</span><span class="p">);</span>
|
|
|
|
<span class="c1">// output: sample = [3, 1, 2, 2, 5, 1, 4, 3, 1, 5];</span>
|
|
</pre></div>
|
|
|
|
|
|
<h4 id="sample-with-unequal-probability">Sample with unequal probability<a class="headerlink" href="#sample-with-unequal-probability" title="Permanent link">¶</a></h4>
|
|
<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">myArray</span> <span class="o">=</span> <span class="p">[</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">,</span><span class="mi">5</span><span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">sample</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">sampleWithReplacement</span><span class="p">(</span><span class="nx">myArray</span><span class="p">,</span> <span class="mi">10</span><span class="p">,</span> <span class="p">[</span><span class="mi">6</span><span class="p">,</span><span class="mi">1</span><span class="p">,</span><span class="mi">1</span><span class="p">,</span><span class="mi">1</span><span class="p">,</span><span class="mi">1</span><span class="p">]);</span>
|
|
|
|
<span class="c1">// output: sample = [3, 4, 5, 1, 2, 1, 3, 1, 1, 1];</span>
|
|
</pre></div>
|
|
|
|
|
|
<hr />
|
|
<h2 id="jspsychrandomizationsamplewithoutreplacement">jsPsych.randomization.sampleWithoutReplacement<a class="headerlink" href="#jspsychrandomizationsamplewithoutreplacement" title="Permanent link">¶</a></h2>
|
|
<div class="codehilite"><pre><span></span>jsPsych.randomization.sampleWithoutReplacement(array, sampleSize)
|
|
</pre></div>
|
|
|
|
|
|
<h3 id="parameters_4">Parameters<a class="headerlink" href="#parameters_4" title="Permanent link">¶</a></h3>
|
|
<table>
|
|
<thead>
|
|
<tr>
|
|
<th>Parameter</th>
|
|
<th>Type</th>
|
|
<th>Description</th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr>
|
|
<td>array</td>
|
|
<td>array</td>
|
|
<td>The array of values to sample from</td>
|
|
</tr>
|
|
<tr>
|
|
<td>sampleSize</td>
|
|
<td>numeric</td>
|
|
<td>The number of samples to draw</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
<h3 id="return-value_4">Return value<a class="headerlink" href="#return-value_4" title="Permanent link">¶</a></h3>
|
|
<p>An array containing the sample.</p>
|
|
<h3 id="description_4">Description<a class="headerlink" href="#description_4" title="Permanent link">¶</a></h3>
|
|
<p>This method returns a sample drawn at random from a set of values without replacement. The sample size must be less than or equal to the length of the array.</p>
|
|
<h3 id="examples_3">Examples<a class="headerlink" href="#examples_3" title="Permanent link">¶</a></h3>
|
|
<h4 id="sample-without-replacement">Sample without replacement<a class="headerlink" href="#sample-without-replacement" title="Permanent link">¶</a></h4>
|
|
<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">myArray</span> <span class="o">=</span> <span class="p">[</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">,</span><span class="mi">5</span><span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">sample</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">sampleWithoutReplacement</span><span class="p">(</span><span class="nx">myArray</span><span class="p">,</span> <span class="mi">2</span><span class="p">);</span>
|
|
|
|
<span class="c1">// output: sample = [3,2];</span>
|
|
</pre></div>
|
|
|
|
|
|
<hr />
|
|
<h2 id="jspsychrandomizationshuffle">jsPsych.randomization.shuffle<a class="headerlink" href="#jspsychrandomizationshuffle" title="Permanent link">¶</a></h2>
|
|
<div class="codehilite"><pre><span></span>jsPsych.randomization.shuffle(array)
|
|
</pre></div>
|
|
|
|
|
|
<h3 id="parameters_5">Parameters<a class="headerlink" href="#parameters_5" title="Permanent link">¶</a></h3>
|
|
<table>
|
|
<thead>
|
|
<tr>
|
|
<th>Parameter</th>
|
|
<th>Type</th>
|
|
<th>Description</th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr>
|
|
<td>array</td>
|
|
<td>array</td>
|
|
<td>The array of values to shuffle</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
<h3 id="return-value_5">Return value<a class="headerlink" href="#return-value_5" title="Permanent link">¶</a></h3>
|
|
<p>Returns an array with the same elements as the input array in a random order.</p>
|
|
<h3 id="description_5">Description<a class="headerlink" href="#description_5" title="Permanent link">¶</a></h3>
|
|
<p>A simple method for shuffling the order of an array.</p>
|
|
<h3 id="examples_4">Examples<a class="headerlink" href="#examples_4" title="Permanent link">¶</a></h3>
|
|
<h4 id="shuffle-an-array">Shuffle an array<a class="headerlink" href="#shuffle-an-array" title="Permanent link">¶</a></h4>
|
|
<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">myArray</span> <span class="o">=</span> <span class="p">[</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">,</span><span class="mi">5</span><span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">shuffledArray</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">shuffle</span><span class="p">(</span><span class="nx">myArray</span><span class="p">);</span>
|
|
|
|
<span class="c1">// output: shuffledArray = [3,2,4,1,5]</span>
|
|
</pre></div>
|
|
|
|
|
|
<hr />
|
|
<h2 id="jspsychrandomizationshufflenorepeats">jsPsych.randomization.shuffleNoRepeats<a class="headerlink" href="#jspsychrandomizationshufflenorepeats" title="Permanent link">¶</a></h2>
|
|
<div class="codehilite"><pre><span></span>jsPsych.randomization.shuffleNoRepeats(array, equalityTest)
|
|
</pre></div>
|
|
|
|
|
|
<h3 id="parameters_6">Parameters<a class="headerlink" href="#parameters_6" title="Permanent link">¶</a></h3>
|
|
<table>
|
|
<thead>
|
|
<tr>
|
|
<th>Parameter</th>
|
|
<th>Type</th>
|
|
<th>Description</th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr>
|
|
<td>array</td>
|
|
<td>array</td>
|
|
<td>The array of values to shuffle</td>
|
|
</tr>
|
|
<tr>
|
|
<td>equalityTest</td>
|
|
<td>function</td>
|
|
<td>A function to use to evaluate the equality of neighbors in the array. The function should accept two parameters, which are the two elements to be tested. It should return <code>true</code> if they are equal and <code>false</code> if not. The default function, if none is specified, is to use the <code>===</code> operator. This will work for primitive values, but fail for Objects and Arrays. An example function is given below in the examples.</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
<h3 id="return-value_6">Return value<a class="headerlink" href="#return-value_6" title="Permanent link">¶</a></h3>
|
|
<p>Returns an array with the same elements as the input array in a random order, with no repeating neighbors.</p>
|
|
<h3 id="description_6">Description<a class="headerlink" href="#description_6" title="Permanent link">¶</a></h3>
|
|
<p>Shuffle an array, ensuring that neighboring elements in the array are different.</p>
|
|
<p><em>Warning: if you provide an array that has very few valid permutations with no neighboring elements, then this method will fail and cause the browser to hang.</em></p>
|
|
<h3 id="examples_5">Examples<a class="headerlink" href="#examples_5" title="Permanent link">¶</a></h3>
|
|
<h4 id="basic-example">Basic example<a class="headerlink" href="#basic-example" title="Permanent link">¶</a></h4>
|
|
<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">myArray</span> <span class="o">=</span> <span class="p">[</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">,</span><span class="mi">5</span><span class="p">,</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">,</span><span class="mi">5</span><span class="p">,</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">,</span><span class="mi">4</span><span class="p">,</span><span class="mi">5</span><span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">shuffledArray</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">shuffleNoRepeats</span><span class="p">(</span><span class="nx">myArray</span><span class="p">);</span>
|
|
|
|
<span class="c1">// output: shuffledArray = [2, 3, 5, 1, 2, 4, 1, 5, 4, 1, 3, 5, 4, 3, 2]</span>
|
|
</pre></div>
|
|
|
|
|
|
<h4 id="custom-equalitytest">Custom equalityTest<a class="headerlink" href="#custom-equalitytest" title="Permanent link">¶</a></h4>
|
|
<div class="codehilite"><pre><span></span><span class="kd">var</span> <span class="nx">myObjects</span> <span class="o">=</span> <span class="p">[</span>
|
|
<span class="p">{</span><span class="nx">color</span><span class="o">:</span><span class="s2">"blue"</span><span class="p">},</span>
|
|
<span class="p">{</span><span class="nx">color</span><span class="o">:</span><span class="s2">"red"</span><span class="p">},</span>
|
|
<span class="p">{</span><span class="nx">color</span><span class="o">:</span><span class="s2">"yellow"</span><span class="p">},</span>
|
|
<span class="p">{</span><span class="nx">color</span><span class="o">:</span><span class="s2">"orange"</span><span class="p">}</span>
|
|
<span class="p">];</span>
|
|
|
|
<span class="kd">var</span> <span class="nx">repeatedSet</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">repeat</span><span class="p">(</span><span class="nx">myObjects</span><span class="p">,</span><span class="mi">3</span><span class="p">);</span>
|
|
<span class="kd">var</span> <span class="nx">shuffled</span> <span class="o">=</span> <span class="nx">jsPsych</span><span class="p">.</span><span class="nx">randomization</span><span class="p">.</span><span class="nx">shuffleNoRepeats</span><span class="p">(</span><span class="nx">repeatedSet</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">a</span><span class="p">,</span><span class="nx">b</span><span class="p">)</span> <span class="p">{</span> <span class="k">return</span> <span class="nx">a</span><span class="p">.</span><span class="nx">color</span> <span class="o">===</span> <span class="nx">b</span><span class="p">.</span><span class="nx">color</span> <span class="p">});</span>
|
|
|
|
<span class="c1">// console.log(JSON.stringify(shuffled))</span>
|
|
<span class="c1">// "[{"color":"red"},{"color":"yellow"},{"color":"blue"},{"color":"yellow"},{"color":"orange"},{"color":"red"},{"color":"yellow"},{"color":"orange"},{"color":"blue"},{"color":"orange"},{"color":"red"},{"color":"blue"}]"</span>
|
|
</pre></div>
|
|
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