ddm-simulator

Simulate Drift Diffusion Model decision-making with interactive browser-based visualization.

Updated Apr 6, 2026
One-click install
npx skills add https://github.com/ckt520728/claude-skills --skill ddm-simulator
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: ddm-simulator
Source: https://github.com/ckt520728/claude-skills/tree/main/ddm-simulator
Command: npx skills add https://github.com/ckt520728/claude-skills --skill ddm-simulator

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill provides an interactive web-based simulator for the Drift Diffusion Model (DDM), enabling users to visualize and understand decision-making processes in cognitive neuroscience.

Core Features & Use Cases

  • Interactive DDM Simulation: Visualize the DDM model in action with adjustable parameters.
  • Real-time Visualization: Real-time Monte-Carlo simulation and visualization of sample paths, RT distributions, and psychometric functions.
  • Educational Tool: Ideal for educational purposes, allowing users to experiment with DDM parameters and observe the effects on decision-making.

Quick Start

Use the ddm-simulator skill to simulate a DDM trial with the default parameters and view the results.

Frequently Asked Questions about ddm-simulator

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I simulate a Drift Diffusion Model for decision-making research?

You can simulate a Drift Diffusion Model (DDM) using an interactive browser-based tool that provides real-time Monte-Carlo visualization of sample paths and RT distributions. It requires JavaScript and HTML to run the simulations and visualize decision-making processes.

How does the Drift Diffusion Model demonstrate the speed-accuracy tradeoff?

The Drift Diffusion Model demonstrates the speed-accuracy tradeoff by showing how adjusting parameters affects decision boundaries. The interactive simulator visualizes trial-by-trial noise and its impact on reaction times and choice accuracy in two-choice tasks.

Can I use an interactive DDM simulator for teaching cognitive neuroscience?

Yes, you can use an interactive DDM simulator for teaching cognitive neuroscience. It serves as an educational tool allowing students to experiment with adjustable parameters and observe real-time effects on two-choice, one-selection decision-making processes.

Do I need JavaScript and HTML to visualize Drift Diffusion Model sample paths?

Yes, you need JavaScript and HTML to visualize Drift Diffusion Model sample paths and RT distributions. The interactive simulator relies on these web technologies to render real-time Monte-Carlo simulations and psychometric functions in the browser.

What is the best way to visualize trial-by-trial noise in a two-choice decision task?

The best way to visualize trial-by-trial noise in a two-choice decision task is using a Drift Diffusion Model simulator. It provides real-time visualization of sample paths, RT distributions, and psychometric functions to demonstrate cognitive decision-making effects.