{ "_id": "6ab0d3433d719c1f840835cc", "Package": "COMPoissonReg", "Type": "Package", "Title": "Conway-Maxwell Poisson (COM-Poisson) Regression", "Version": "0.8.2", "Authors@R": "c(\nperson(given = \"Kimberly\",\nfamily = \"Sellers\",\nrole = \"aut\",\nemail = \"kimberly_sellers@ncsu.edu\"),\nperson(given = \"Thomas\",\nfamily = \"Lotze\",\nrole = \"aut\",\nemail = \"thomas.lotze@thomaslotze.com\"),\nperson(given = \"Andrew\",\nfamily = \"Raim\",\nrole = c(\"cre\", \"aut\"),\nemail = \"andrew.raim@gmail.com\"))", "Maintainer": "Andrew Raim ", "URL": "https://github.com/lotze/COMPoissonReg", "Description": "Fit Conway-Maxwell Poisson (COM-Poisson or CMP) regression\nmodels to count data (Sellers & Shmueli, 2010)\n. The package provides functions for\nmodel estimation, dispersion testing, and diagnostics.\nZero-inflated CMP regression (Sellers & Raim, 2016)\n is also supported.", "License": "GPL-2 | GPL-3", "LazyLoad": "yes", "Roxygen": "list(markdown = TRUE)", "Encoding": "UTF-8", "VignetteBuilder": "quarto", "Config/testthat/edition": "3", "Config/roxygen2/version": "8.0.0", "Repository": "https://lotze.r-universe.dev", "Date/Publication": "2026-07-22 11:50:57 UTC", "RemoteUrl": "https://github.com/lotze/compoissonreg", "RemoteRef": "HEAD", "RemoteSha": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "NeedsCompilation": "yes", "Packaged": { "Date": "2026-09-20 08:53:17 UTC", "User": "root" }, "Author": "Kimberly Sellers [aut],\nThomas Lotze [aut],\nAndrew Raim [cre, aut]", "_user": "lotze", "_type": "src", "_file": "COMPoissonReg_0.8.2.tar.gz", "_fileid": "https://r2.ropensci.org/3f4590982b39c75b3a6940372fdb12e83b2371e8e00b59cad7820c2a8ca1caff", "_filesize": 895330, "_sha256": "3f4590982b39c75b3a6940372fdb12e83b2371e8e00b59cad7820c2a8ca1caff", "_expires": "2026-12-29T09:01:27.000Z", "_created": "2026-09-20T08:53:17.000Z", "_published": "2026-09-21T06:48:35.729Z", "_jobs": [ { "job": 106238933755, "time": 129, "config": "linux-devel-arm64", "r": "4.7.0", "check": "OK", "artifact": "10602142170" }, { "job": 106238933701, "time": 157, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "10602466625" }, { "job": 106238934159, "time": 114, "config": "linux-release-arm64", "r": "4.6.1", "check": "OK", "artifact": "10602291925" }, { "job": 106238933707, "time": 142, "config": "linux-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "10601932572" }, { "job": 106238934155, "time": 248, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "OK", "artifact": "10602057324" }, { "job": 106238934117, "time": 247, "config": "macos-oldrel-x86_64", "r": "4.5.3", "check": "OK", "artifact": "10601449977" }, { "job": 106238932577, "time": 177, "config": "macos-release-arm64", "r": "4.6.1", "check": "OK", "artifact": "10625676464" }, { "job": 106238933572, "time": 433, "config": "macos-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "10601962710" }, { "job": 106238933026, "time": 246, "config": "source", "r": "4.6.1", "check": "OK", "artifact": "10602536360" }, { "job": 106238933524, "time": 125, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "10601952643" }, { "job": 106238933900, "time": 378, "config": "windows-devel-arm64", "r": "4.7.0", "check": "OK", "artifact": "10602082491" }, { "job": 106238933154, "time": 179, "config": "windows-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "10602576410" }, { "job": 106238934135, "time": 122, "config": "windows-oldrel-x86_64", "r": "4.5.3", "check": "OK", "artifact": "10602047233" }, { "job": 106238933745, "time": 387, "config": "windows-release-arm64", "r": "4.6.1", "check": "OK", "artifact": "10602287352" }, { "job": 106238933681, "time": 142, "config": "windows-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "10601902652" } ], "_host": "GitHub-Actions", "_buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750", "_status": "success", "_upstream": "https://github.com/lotze/compoissonreg", "_commit": { "id": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "author": "Andrew Raim ", "committer": "Andrew Raim ", "message": "Address CRAN check\n\nCRAN check threw a warning because we used a shortened URL with\na redirect. Changing it back to full URL.\n", "time": 1784721057 }, "_maintainer": { "name": "Andrew Raim", "email": "andrew.raim@gmail.com", "login": "andrewraim", "description": "", "uuid": 19993810 }, "_distro": "resolute", "_registered": true, "_dependencies": [ { "package": "Rcpp", "role": "LinkingTo" }, { "package": "stats", "role": "Imports" }, { "package": "Rcpp", "role": "Imports" }, { "package": "numDeriv", "role": "Imports" }, { "package": "testthat", "version": ">= 3.0.0", "role": "Suggests" }, { "package": "knitr", "role": "Suggests" }, { "package": "quarto", "role": "Suggests" }, { "package": "rmarkdown", "role": "Suggests" }, { "package": "ggplot2", "role": "Suggests" } ], "_owner": "lotze", "_selfowned": true, "_usedby": 4, "_updates": [ { "week": "2026-30", "n": 4 } ], "_tags": [ { "name": "v0.8.2", "date": "2026-07-22" } ], "_stars": 10, "_contributors": [ { "user": "andrewraim", "count": 157, "uuid": 19993810 }, { "user": "ayse", "count": 4, "uuid": 148938 }, { "user": "lotze", "count": 3, "uuid": 279921 } ], "_userbio": { "uuid": 279921, "type": "user", "name": "Thomas Lotze", "followers": 11 }, "_downloads": { "count": 686, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/COMPoissonReg" }, "_mentions": 1, "_devurl": "https://github.com/lotze/compoissonreg", "_searchresults": 71, "_quarto": true, "_topics": [ "quarto", "cpp" ], "_rbuild": "4.6.1", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/COMPoissonReg.html", "extra/contents.json", "extra/manual.pdf", "extra/NEWS.html", "extra/NEWS.txt", "extra/readme.html", "extra/readme.md" ], "_homeurl": "https://github.com/lotze/compoissonreg", "_realowner": "lotze", "_cranurl": true, "_releases": [ { "version": "0.1.1", "date": "2010-05-25" }, { "version": "0.2.1", "date": "2011-01-28" }, { "version": "0.3.2", "date": "2011-02-10" }, { "version": "0.3.3", "date": "2011-04-28" }, { "version": "0.3.4", "date": "2011-05-11" }, { "version": "0.3.5", "date": "2015-07-11" }, { "version": "0.4.0", "date": "2017-04-19" }, { "version": "0.4.1", "date": "2017-05-03" }, { "version": "0.6.0", "date": "2018-12-02" }, { "version": "0.6.1", "date": "2018-12-09" }, { "version": "0.7.0", "date": "2019-11-30" }, { "version": "0.8.0", "date": "2022-12-02" }, { "version": "0.8.1", "date": "2023-11-29" }, { "version": "0.8.2", "date": "2026-07-22" } ], "_exports": [ "dcmp", "dzicmp", "dzip", "ecmp", "equitest", "ezicmp", "ezip", "get.control", "get.fixed", "get.init", "get.init.zero", "get.modelmatrix", "get.offset", "get.offset.zero", "glm.cmp", "glm.cmp.raw", "glm.zicmp.raw", "leverage", "ncmp", "nu", "parametric.bootstrap", "pcmp", "pzicmp", "pzip", "qcmp", "qzicmp", "qzip", "rcmp", "rzicmp", "rzip", "sdev", "tcmp", "vcmp", "vzicmp", "vzip" ], "_datasets": [ { "name": "couple", "title": "Couple dataset", "object": "couple", "file": "couple.rda", "class": [ "data.frame" ], "fields": [ "UPB", "EDUCATION", "ANXIETY" ], "rows": 387, "table": true, "tojson": true }, { "name": "freight", "title": "Freight dataset", "object": "freight", "file": "freight.rda", "class": [ "data.frame" ], "fields": [ "broken", "transfers" ], "rows": 10, "table": true, "tojson": true } ], "_help": [ { "page": "COMPoissonReg-package", "title": "Estimate parameters for COM-Poisson regression", "topics": [ "COMPoissonReg-package", "COMPoissonReg" ] }, { "page": "CMP-Distribution", "title": "COM-Poisson Distribution", "topics": [ "CMP Distribution", "dcmp", "ecmp", "ncmp", "pcmp", "qcmp", "rcmp", "tcmp", "vcmp" ] }, { "page": "couple", "title": "Couple dataset", "topics": [ "couple" ] }, { "page": "equitest", "title": "Equidispersion Test", "topics": [ "equitest" ] }, { "page": "freight", "title": "Freight dataset", "topics": [ "freight" ] }, { "page": "get.control", "title": "Construct a control object to pass additional arguments to a number of functions in the package.", "topics": [ "get.control" ] }, { "page": "get.fixed", "title": "Construct an object that specifies which indices of coefficients should remain fixed in maximum likelihood computation.", "topics": [ "get.fixed" ] }, { "page": "get.init", "title": "Construct initial values for coefficients.", "topics": [ "get.init" ] }, { "page": "get.init.zero", "title": "Construct initial values for coefficients with zeros.", "topics": [ "get.init.zero" ] }, { "page": "get.modelmatrix", "title": "Construct model matrices and offsets for CMP/ZICMP regression", "topics": [ "get.modelmatrix" ] }, { "page": "get.offset", "title": "Construct values for offsets.", "topics": [ "get.offset" ] }, { "page": "get.offset.zero", "title": "Construct zero values for offsets.", "topics": [ "get.offset.zero" ] }, { "page": "glm.cmp", "title": "COM-Poisson and Zero-Inflated COM-Poisson Regression", "topics": [ "glm.cmp" ] }, { "page": "glm.cmp-raw", "title": "Raw Interface to COM-Poisson and Zero-Inflated COM-Poisson Regression", "topics": [ "glm.cmp-raw", "glm.cmp.raw", "glm.zicmp.raw" ] }, { "page": "glm.cmp-CMP-support", "title": "Supporting Functions for COM-Poisson Regression", "topics": [ "AIC.cmpfit", "BIC.cmpfit", "coef.cmpfit", "deviance.cmpfit", "equitest.cmpfit", "glm.cmp, CMP support", "leverage.cmpfit", "logLik.cmpfit", "nu.cmpfit", "parametric.bootstrap.cmpfit", "predict.cmpfit", "print.cmpfit", "residuals.cmpfit", "sdev.cmpfit", "summary.cmpfit", "vcov.cmpfit" ] }, { "page": "glm.cmp-ZICMP-support", "title": "Supporting Functions for ZICMP Regression", "topics": [ "AIC.zicmpfit", "BIC.zicmpfit", "coef.zicmpfit", "deviance.zicmpfit", "equitest.zicmpfit", "glm.cmp, ZICMP support", "logLik.zicmpfit", "nu.zicmpfit", "parametric.bootstrap.zicmpfit", "predict.zicmpfit", "print.zicmpfit", "residuals.zicmpfit", "sdev.zicmpfit", "summary.zicmpfit", "vcov.zicmpfit" ] }, { "page": "leverage", "title": "Leverage", "topics": [ "leverage" ] }, { "page": "COMPoissonReg-deprecated", "title": "Estimate for dispersion parameter", "topics": [ "nu" ] }, { "page": "parametric.bootstrap", "title": "Parametric Bootstrap", "topics": [ "parametric.bootstrap" ] }, { "page": "sdev", "title": "Standard deviation", "topics": [ "sdev" ] }, { "page": "ZICMP-Distribution", "title": "ZICMP Distribution", "topics": [ "dzicmp", "ezicmp", "pzicmp", "qzicmp", "rzicmp", "vzicmp", "ZICMP Distribution" ] }, { "page": "ZIP-Distribution", "title": "COM-Poisson Distribution", "topics": [ "dzip", "ezip", "pzip", "qzip", "rzip", "vzip", "ZIP Distribution" ] } ], "_readme": "https://github.com/lotze/compoissonreg/raw/HEAD/README.md", "_rundeps": [ "numDeriv", "Rcpp" ], "_sysdeps": [ { "shlib": "libstdc++", "package": "libstdc++6", "source": "gcc", "version": "16-20260322-1ubuntu1", "name": "c++", "homepage": "http://gcc.gnu.org/", "description": "GNU Standard C++ Library v3" } ], "_vignettes": [ { "source": "COMPoissonReg.qmd", "filename": "COMPoissonReg.pdf", "title": "COMPoissonReg", "engine": "quarto::pdf", "headings": [ "Disclaimers", "Introduction", "Conway-Maxwell Poisson Distribution", "Normalizing Constant", "Density, Generation, CDF, and Quantile Functions", "Expected Value and Variance", "Zero-Inflated Conway-Maxwell Poisson Distribution", "Density, Generation, CDF, and Quantile Functions", "Expectation and Variance", "Regression Modeling with CMP and ZICMP", "CMP Regression", "Freight Dataset", "CMP Regression", "Adjustments to Optim", "Offset Term", "Accessor Functions", "Large Covariates", "Large Outcomes", "ZICMP Regression", "Couple Dataset", "ZICMP Regression", "Comments about Results", "Fixed Coefficients", "Accessor Functions", "Acknowledgements", "References" ], "created": "2026-07-22 11:01:10", "modified": "2026-07-22 11:50:57", "commits": 3 } ], "_score": 6.930439594766701, "_indexed": true, "_nocasepkg": "compoissonreg", "_universes": [ "lotze", "andrewraim" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "0.8.2", "date": "2026-09-20T08:55:32.000Z", "distro": "resolute", "arch": "aarch64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/e267068e2658a3014dd7eb56b09c20ebcc4543b5016f4ba1d9206b588cf41380", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.7.0", "os": "linux", "version": "0.8.2", "date": "2026-09-20T08:55:50.000Z", "distro": "resolute", "arch": "x86_64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/d4847f69dae3a4716e0184cf1aadabc87d5e0d624f5a2f8ee8005706d44d3486", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.6.1", "os": "linux", "version": "0.8.2", "date": "2026-09-20T08:55:22.000Z", "distro": "resolute", "arch": "aarch64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/a9eb5fe3a37a07ec6160107530f6cf5ed5e9f3cd0680249163fc80d85e3a0c3b", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.6.1", "os": "linux", "version": "0.8.2", "date": "2026-09-20T08:55:41.000Z", "distro": "resolute", "arch": "x86_64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/c489d9e787b017bcc1abd58e054e78ca5c5812a2e211a28e3bd034c36dd1b576", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.5.3", "os": "mac", "version": "0.8.2", "date": "2026-09-20T08:56:49.000Z", "arch": "aarch64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/9c33d48de39dbc6634d68b6a4289cd3965a6de24b8885a0a3b14808281823417", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.5.3", "os": "mac", "version": "0.8.2", "date": "2026-09-20T08:56:48.000Z", "arch": "x86_64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/53acd1bcd0dd5ee58cafe93d1c55e785a9402f79b1f251e7d011cb31e944a0af", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.6.1", "os": "mac", "version": "0.8.2", "date": "2026-09-21T06:47:37.000Z", "arch": "aarch64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/c3577053cc1ebd88d9370bbc772e4ab08a0582b6df8cf77dea00b25d260389b4", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.6.1", "os": "mac", "version": "0.8.2", "date": "2026-09-20T08:58:21.000Z", "arch": "x86_64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/2655a24397619f8bd6f3e61231c0625f0a277e04a0835b0b4dd439fb6c66e861", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.6.0", "os": "wasm", "version": "0.8.2", "date": "2026-09-20T08:55:41.000Z", "arch": "emscripten", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/81517aeaf842ab73caeb37b2358c7c9ab34421b6324a0259b881d9ba88dffc03", "status": "success", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.7.0", "os": "win", "version": "0.8.2", "date": "2026-09-20T08:58:42.000Z", "arch": "aarch64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/7f2a348b7a528b4dcf7e020fd75b3daed51e06ac914ee8d4ecfe701c7eb972c3", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.7.0", "os": "win", "version": "0.8.2", "date": "2026-09-20T08:55:12.000Z", "arch": "x86_64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/65496a0721078fd0d9ce3360a85dead164e6c363316bfe54ded23511901398b0", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.5.3", "os": "win", "version": "0.8.2", "date": "2026-09-20T08:54:54.000Z", "arch": "x86_64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/cde67228bae2860d2f4216da8f60442cfb5e36d75f414534729fe7cba147dc99", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.6.1", "os": "win", "version": "0.8.2", "date": "2026-09-20T08:59:08.000Z", "arch": "aarch64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/15b99adbf3eaae354be9e4bc8affc96d0cb153b640defe6794bba9b098cb03ec", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" }, { "r": "4.6.1", "os": "win", "version": "0.8.2", "date": "2026-09-20T08:55:11.000Z", "arch": "x86_64", "commit": "9401e4f3370b1c7b1f6900d532aa20b7b2f2752d", "fileid": "https://r2.ropensci.org/ff12a023d416611fb0ab9e717a305b2441c74795c6a9e7795e028a47e7497748", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/lotze/actions/runs/35500614750" } ] }