feat: comprehensive cognitive battery (19 tasks)#99
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Mobile-friendly Eriksen Flanker task for measuring selective attention and cognitive control. Features congruent/incongruent trials, practice with feedback, comprehensive scoring (accuracy, RT, interference effect), and full text parameterization. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Digit Span task for measuring working memory capacity. Features forward and backward modes, staircase adaptive algorithm, mobile-friendly number pad input, comprehensive scoring (max span, total correct), and full text parameterization. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Wisconsin/Berg Card Sorting Test for measuring cognitive flexibility and set-shifting. Features CSS-rendered cards (no images needed), configurable rule change threshold, perseverative error detection, comprehensive scoring (categories completed, perseverative errors), and full text parameterization. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Iowa Gambling Task for measuring decision-making under uncertainty. Features classic Bechara payoff schedules, 4 decks with 40-card penalty cycles, comprehensive scoring (deck preferences, advantageous selections, learning curve), and full text parameterization. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Operation Span task for measuring working memory capacity. Features dual-task paradigm with math verification and letter memory, interactive recall grid, configurable set sizes, OSPAN and absolute span scoring, and full text parameterization. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Trail Making Test for measuring attention and executive function. Features Part A (numbers) and Part B (alternating numbers/letters), practice trials, comprehensive scoring (completion time, errors, path distance, B-A difference), and full text parameterization. Uses @jspsych-contrib/plugin-trail-making. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Tower of London task for measuring planning and problem-solving. Features 10 default puzzles (2-6 move difficulty), practice trial, comprehensive scoring (puzzles solved, optimal solutions, by-difficulty breakdown), and full text parameterization. Uses @jspsych-contrib/plugin-tower-of-london. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Pursuit Rotor task for measuring motor learning and coordination. Features 4 default trials, practice trial, comprehensive scoring (percent on target, improvement, learning slope), and full text parameterization. Uses @jspsych-contrib/plugin-pursuit-rotor. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Mental Rotation task based on PEBL matrix rotation. Features 6x6 grid patterns with one filled cell per row/column, study-test paradigm with 90-degree rotation judgments, practice trials with feedback, comprehensive scoring (accuracy by condition, RT), and full text parameterization. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Lexical Decision task for measuring word recognition. Features 40 built-in words and 40 nonwords, customizable word lists, d-prime calculation, practice trials with feedback, comprehensive scoring (accuracy, RT by condition), and full text parameterization. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Plus-Minus task for measuring cognitive flexibility (Jersild, 1927). Features 3 blocks (addition, subtraction, alternating), mobile-friendly number pad input, switch cost calculation, per-block and overall accuracy, and full text parameterization. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Global-Local (Navon figures) task for measuring selective attention. Features CSS-rendered composite letters, global and local attention blocks, congruent/incongruent trial types, interference effect calculation, and full text parameterization. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Paired Associates task for measuring associative memory. Features 8 default word pairs, study-test paradigm with multiple learning rounds, multiple choice test format with distractors, learn-to-criterion option, comprehensive scoring (rounds to learn, per-round performance), and full text parameterization. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Visual oddball paradigm for sustained attention measurement. Features: - Colored circle stimuli (standard vs target) - Configurable target proportion (default 20%) - d-prime calculation with log-linear correction - Hit/miss/false alarm/correct rejection scoring - Practice trials with feedback - Full text parameterization for translation support 33 passing tests. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Mobile-friendly button-based antisaccade paradigm for inhibitory control. Features: - Gap timing between fixation and cue - Prosaccade (same side) and antisaccade (opposite side) blocks - RT cost calculation between block types - Error tracking and accuracy metrics - Practice trials with feedback - Full text parameterization for translation support 38 passing tests. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Verbal memory task measuring encoding and retrieval. Features: - 15 default words (customizable word list) - Sequential word presentation - Text input recall using survey-text plugin - Intrusion and repetition detection - Serial position tracking for primacy/recency analysis - Recall rate calculation - Full text parameterization for translation support 27 passing tests. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Processing speed measurement combining simple and choice reaction time. Features: - Variable foreperiod to prevent anticipation - Simple RT block (single response target) - Choice RT block (left/right response targets) - Anticipated response detection - RT standard deviation calculation - Choice cost metric (RT difference between blocks) - Full text parameterization for translation support 39 passing tests. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Motor control measurement using Fitts' Law paradigm. Features: - 6 default conditions varying target width and distance - Index of Difficulty (ID) calculation per condition - Throughput (bits/s) calculation - Per-condition performance tracking - Touch and click support for mobile compatibility - Error tracking for missed targets - Full text parameterization for translation support 32 passing tests. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Updates to align with cognitive battery conventions: - Add scoring utilities (utils.scoring.getSummary) - Add task_version to data output - Rename text_object to text parameter - Export TextConfig type - Update tests for new structure Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Updates to align with cognitive battery conventions: - Add scoring utilities (utils.scoring.getSummary) - Add timelineUnits export - Add task_version to data output - Rename text_object to text parameter - Export TextConfig type - Update tests for new structure Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Updates to align with cognitive battery conventions: - Add scoring utilities (utils.scoring.getSummary with go/nogo accuracy, commission/omission errors) - Add task_version to data output - Rename text_object to text parameter - Export TextConfig type - Update TASK_NAME constant usage - Update tests for new structure Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Updates to align with cognitive battery conventions: - Add utils.scoring (with d-prime, hit rate, false alarm rate, RT metrics) - Add utils.constants (TASK_NAME, VERSION) - Add utils.text export - Add task_version to data output - Update tests for new structure Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Comprehensive tracking document for cognitive battery development: - Phase 1-4 task organization by domain and complexity - Status tracking for spec, implementation, verification, and PR - Custom plugins queue - Progress summary (22/24 tasks complete) - Notes log documenting implementation decisions Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Add new cognitive battery task packages to workspace configuration: - antisaccade, bcst, choice-rt, digit-span, fitts - flanker, free-recall, global-local, iowa-gambling - lexical-decision, mental-rotation, oddball, operation-span - paired-associates, plus-minus, pursuit-rotor, tower-of-london - trail-making Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
New timelines: trail-making, tower-of-london, pursuit-rotor, mental-rotation, lexical-decision, plus-minus, global-local, paired-associates, oddball, antisaccade, free-recall, choice-rt, fitts Refactored for consistency: bart, corsi-block, go-nogo, spatial-nback Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Replace file: references with ^0.1.0 npm versions for: - @jspsych-contrib/plugin-tower-of-london - @jspsych-contrib/plugin-pursuit-rotor - @jspsych-contrib/plugin-trail-making Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Added index.html examples for: - antisaccade - choice-rt - fitts - free-recall - global-local - lexical-decision - mental-rotation - oddball - paired-associates - plus-minus - pursuit-rotor - tower-of-london Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Replace jsPsychHtmlKeyboardResponse with jsPsychHtmlButtonResponse in all example instruction screens for mobile compatibility. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Move prompt and display out of the fixed-position container so they stay centered on screen. Only the numpad gets pinned to the bottom. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Merge practice trials into the instruction flow instead of running them as a separate block. Practice count is controlled by numPracticeTrials. Update instruction text to clearly frame trials as practice. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
When no explicit canvas dimensions are set, scale the canvas, target radius, and minimum separation to fit the viewport width with padding. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Use the smaller of width and height (minus padding for prompt text) so the canvas fits in landscape orientation on mobile. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Scale canvas proportionally when viewport is smaller than the default 500x400, accounting for both width and height constraints. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Change default peg capacities from [3,3,3] to [3,2,1] matching the classic Shallice Tower of London. Redesign default puzzles to respect capacity constraints. Update plugin dependency to ^1.0.0. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Replace node/import-based Quick Start sections with CDN-based HTML examples using unpkg, matching how most users will actually use these packages. Applies to all 7 READMEs in the PR. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Replace custom puzzles with the 12 standard problems from Krikorian, Bartok & Gay (1994). Start state: green/red on peg 1, blue on peg 2. Problems graded 2-5 moves (2×2, 2×3, 4×4, 4×5). All move counts verified by BFS solver. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Scale canvas, path radius, and target radius proportionally when viewport is smaller than the default 500x500. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Implements the Continuous Performance Test (CPT) with three modes: - Standard (Rosvold/TOVA-style): respond to rare target - Inhibition (Conners CPT-style): respond to all except rare non-target - AX-CPT: respond to probe X only after cue A Features: configurable ISI (fixed, range, or set), blocked designs with rest screens, d-prime/beta scoring with log-linear correction, per-block vigilance decrement analysis, per-trial-type AX scoring. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Replace all keyboard responses with html-button-response for mobile compatibility. Add RESPOND button, use on_load+setTimeout for stimulus duration timing, disabled buttons for non-interactive displays. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Mobile-friendly Simon Task with button responses. Colored stimuli appear at lateralized positions; participants tap left/right buttons based on color (not position). Supports congruent/incongruent/neutral conditions, proportion congruent manipulation, sequential transition control for Gratton effect analysis, and multi-block designs. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Use 80vw width on simon-container so absolute-positioned stimuli actually appear at left/right positions instead of all centering. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Use :has() selector to scope the spread layout to button groups with multiple buttons, keeping single buttons centered. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Supports cued mode (explicit task cue before each stimulus) and alternating-runs mode (AABB predictable pattern). Participants classify digits by magnitude (LOW/HIGH) or parity (ODD/EVEN). Measures switch cost in RT and accuracy. Mobile-friendly with button responses. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Pass instruction_task HTML directly as stimulus instead of stripping tags via regex and re-wrapping in a paragraph. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Stop Signal Task measuring response inhibition. Uses adaptive SSD staircase (converges on ~50% stop accuracy). Estimates SSRT via integration method. Based on @jspsych-contrib/plugin-stop-signal. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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Summary
This PR adds a comprehensive cognitive battery of psychological assessment tasks to jspsych-timelines. Each task follows consistent patterns for mobile compatibility, text parameterization, and scoring utilities.
New Task Packages (19)
Executive Function:
flanker- Eriksen flanker task with congruent/incongruent trialsbcst- Berg Card Sorting Test with perseverative error trackingplus-minus- Cognitive flexibility task (Jersild, 1927)global-local- Navon figure selective attention taskWorking Memory:
digit-span- Forward/backward digit span with adaptive staircaseoperation-span- Dual-task with math verification and letter recallcorsi-block- Spatial working memory span with adaptive staircaseAttention:
oddball- Visual oddball paradigm with d-prime calculationDecision Making:
iowa-gambling- Classic Bechara et al. (1994) paradigmMemory:
free-recall- Verbal memory with intrusion detectionpaired-associates- Associative learning with learn-to-criterionProcessing Speed:
simple-rt- Simple reaction time with variable foreperiodchoice-rt- Choice reaction time with color-matching stimuliMotor:
fitts- Fitts' Law reciprocal tapping with throughput calculationpursuit-rotor- Circular target tracking (requires plugin-pursuit-rotor)tower-of-london- Planning task (requires plugin-tower-of-london)trail-making- TMT Parts A & B (requires plugin-trail-making)Visuospatial:
mental-rotation- Matrix rotation judgment taskLanguage:
lexical-decision- Word/nonword discrimination with built-in stimuliUpdated Existing Packages (3)
bart- Added scoring utilities, task_version, text parameterizationgo-nogo- Added scoring utilities with commission/omission errorsspatial-nback- Added d-prime calculation, utils exportsHousekeeping Changes
arrow-flanker,columbia-card,false-memory,hearts-and-flowers, andspatial-cueingConsistent Features Across All Tasks
@media (pointer: coarse)responsive CSSTextConfigutils.scoring.calculateScores()andutils.scoring.getSummary()task_versionin all data outputDocumentation
COGNITIVE-BATTERY-QUEUE.mdfor tracking development progressTest plan
npm testto verify all tests passnpm run buildto verify builds succeed🤖 Generated with Claude Code