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modeldiag 0.1.0

• Initial CRAN submission.
• Added diagnose_model() generic function with methods for:
  • Linear models (lm)
  • Generalized linear models (glm) with binomial and poisson families
  • Cox proportional hazards models (coxph)
• Implemented comprehensive diagnostic tests:
  • Multicollinearity (VIF)
  • Heteroscedasticity (Breusch-Pagan test)
  • Autocorrelation (Durbin-Watson test)
  • Normality (Shapiro-Wilk test)
  • Influential observations (Cook’s distance, dfbetas)
  • Overdispersion (Poisson models)
  • Zero-inflation (Poisson models)
  • Proportional hazards (Cox models)
  • Linearity of logit (Logistic models)
  • Goodness of fit (Hosmer-Lemeshow test)
• Added print(), summary(), and plot() methods for diagnostic results
• Comprehensive plotting capabilities for visual diagnostics
• Full documentation with roxygen2
• Unit tests with testthat

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.