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irt_ruby 0.3.0

IrtRuby is a comprehensive Ruby library for Item Response Theory (IRT) analysis, commonly used in educational assessment, psychological testing, and survey research. Features three core IRT models: • Rasch Model (1PL) - Simple difficulty-only model • Two-Parameter Model (2PL) - Adds item discrimination • Three-Parameter Model (3PL) - Includes guessing parameter Key capabilities: • Robust gradient ascent optimization with adaptive learning rates • Flexible missing data strategies (ignore, treat as incorrect/correct) • Comprehensive performance benchmarking suite • Memory-efficient implementation with excellent scaling • Production-ready with extensive test coverage Perfect for researchers, data scientists, and developers working with educational assessments, psychological measurements, or any binary response data where item and person parameters need to be estimated simultaneously.

Gemfile:
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安装:
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版本列表:

  1. 0.3.0 June 13, 2025 (14.5 KB)
  2. 0.2.0 March 01, 2025 (6.5 KB)
  3. 0.1.0 June 09, 2024 (5.5 KB)

Runtime 依赖 (1):

matrix ~> 0.4.2

Development 依赖 (5):

benchmark-ips ~> 2.0
bundler ~> 2.0
rake ~> 13.0
rspec ~> 3.0

所有者:

推送者:

作者:

  • Alex Kholodniak

SHA 256 校验和:

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下载总量 649

这个版本 141

版本发布:

许可:

MIT

需要的 Ruby 版本: >= 2.6

新的版本需要开启多因素验证(MFA): true

使用多因素验证(MFA)发布的版本: true

链接: