combreg: Bayesian Regression for Combinatorial Response Data

Bayesian regression whose response data are integer-valued vectors subject to combinatorial constraints in the form of Ay<=b. Implements the Metropolis-Hastings-within-Gibbs sampler of Zheng et al. (2026+) <doi:10.48550/arXiv.2504.11630>, an unconstrained probit baseline for comparison, benchmarking helpers, MCMC and regression diagnostics (effective sample sizes, split-Rhat, structured reports), plotting methods (trace, autocorrelation, violin, effective-sample-size, sampling-efficiency, residual heat map), and utilities for constraint validation (total unimodularity, feasibility) and data simulation.

Version: 0.2.0
Depends: R (≥ 4.0)
Imports: Rcpp, coda, grDevices, graphics, stats, truncnorm, utils
LinkingTo: Rcpp, RcppArmadillo
Suggests: lpSolve, posterior, testthat (≥ 3.0.0), knitr, rmarkdown
Published: 2026-07-29
DOI: 10.32614/CRAN.package.combreg (may not be active yet)
Author: Hugh Zheng [aut, cre, cph]
Maintainer: Hugh Zheng <hugh.stats at gmail.com>
BugReports: https://github.com/YuZh98/combreg/issues
License: MIT + file LICENSE
URL: https://github.com/YuZh98/combreg
NeedsCompilation: yes
Citation: combreg citation info
Materials: README, NEWS
CRAN checks: combreg results

Documentation:

Reference manual: combreg.html , combreg.pdf
Vignettes: Introduction to combreg (source, R code)
Diagnostics and benchmarking (source, R code)

Downloads:

Package source: combreg_0.2.0.tar.gz
Windows binaries: r-devel: not available, r-release: combreg_0.2.0.zip, r-oldrel: not available
macOS binaries: r-release (arm64): combreg_0.2.0.tgz, r-oldrel (arm64): combreg_0.2.0.tgz, r-release (x86_64): combreg_0.2.0.tgz, r-oldrel (x86_64): combreg_0.2.0.tgz

Linking:

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