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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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安裝:
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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 相依性套件 (1):

matrix ~> 0.4.2

Development 相依性套件 (5):

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

擁有者:

推送者:

作者:

  • Alex Kholodniak

SHA 256 總和檢查碼:

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總下載次數 675

這個版本 150

版本发布:

授權:

MIT

Ruby 版本需求: >= 2.6

新版本需要 MFA: true

使用 MFA 發布的版本: true

相關連結: