{ "_id": "6a2008deb401979e73446f73", "Package": "npcs", "Type": "Package", "Title": "Neyman-Pearson Classification via Cost-Sensitive Learning", "Version": "0.1.1", "Authors@R": "c(person(\"Ye\", \"Tian\", role = c(\"aut\"), email = \"ye.t@columbia.edu\"), person(\"Ching-Tsung\", \"Tsai\", role = c(\"aut\", \"cre\"), email = \"tctsung@nyu.edu\"), person(\"Yang\", \"Feng\", role = \"aut\", email = \"yang.feng@nyu.edu\"))", "Description": "We connect the multi-class Neyman-Pearson classification\n(NP) problem to the cost-sensitive learning (CS) problem, and\npropose two algorithms (NPMC-CX and NPMC-ER) to solve the\nmulti-class NP problem through cost-sensitive learning tools.\nUnder certain conditions, the two algorithms are shown to\nsatisfy multi-class NP properties. More details are available\nin the paper \"Neyman-Pearson Multi-class Classification via\nCost-sensitive Learning\" (Ye Tian and Yang Feng, 2021).", "License": "GPL-2", "Encoding": "UTF-8", "RoxygenNote": "7.2.2", "VignetteBuilder": "knitr", "NeedsCompilation": "no", "Packaged": { "Date": "2026-06-03 10:54:27 UTC", "User": "root" }, "Author": "Ye Tian [aut], Ching-Tsung Tsai [aut, cre], Yang Feng [aut]", "Maintainer": "Ching-Tsung Tsai ", "Config/pak/sysreqs": "libglpk-dev libicu-dev libxml2-dev", "Repository": "https://tctsung.r-universe.dev", "Date/Publication": "2023-04-27 07:20:02 UTC", "RemoteUrl": "https://github.com/cran/npcs", "RemoteRef": "HEAD", "RemoteSha": "788e78e7899be473e994fb8e89f9407813b6e04c", "MD5sum": "a782fb689522b1230a27d859bb1a147d", "_user": "tctsung", "_type": "src", "_file": "npcs_0.1.1.tar.gz", "_fileid": "25d9a6bb8e20413dd65ff36c06658af9797cc627a1e6babe102daf9491cef94d", "_filesize": 469093, "_sha256": "25d9a6bb8e20413dd65ff36c06658af9797cc627a1e6babe102daf9491cef94d", "_created": "2026-06-03T10:54:27.000Z", "_published": "2026-06-03T10:58:38.373Z", "_distro": "noble", "_jobs": [ { "job": 79277906473, "time": 211, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "WARNING", "artifact": "7382671365" }, { "job": 79277906422, "time": 172, "config": "linux-release-x86_64", "r": "4.6.0", "check": "WARNING", "artifact": "7382658551" }, { "job": 79277906409, "time": 168, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "WARNING", "artifact": "7382649667" }, { "job": 79277906449, "time": 172, "config": "macos-release-arm64", "r": "4.6.0", "check": "WARNING", "artifact": "7382650434" }, { "job": 79277236092, "time": 243, "config": "source", "r": "4.6.0", "check": "OK", "artifact": "7382596494" }, { "job": 79277906423, "time": 137, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "7382646531" }, { "job": 79277906452, "time": 123, "config": "windows-devel", "r": "4.7.0", "check": "WARNING", "artifact": "7382641676" }, { "job": 79277906420, "time": 125, "config": "windows-oldrel", "r": "4.5.3", "check": "WARNING", "artifact": "7382642403" }, { "job": 79277906464, "time": 117, "config": "windows-release", "r": "4.6.0", "check": "WARNING", "artifact": "7382639613" } ], "_buildurl": "https://github.com/r-universe/tctsung/actions/runs/26879965080", "_status": "success", "_host": "GitHub-Actions", "_upstream": "https://github.com/cran/npcs", "_commit": { "id": "788e78e7899be473e994fb8e89f9407813b6e04c", "author": "Ching-Tsung Tsai ", "committer": "cran-robot ", "message": "version 0.1.1\n", "time": 1682580002 }, "_maintainer": { "name": "Ching-Tsung Tsai", "email": "tctsung@nyu.edu", "login": "tctsung", "linkedin": "in/tctsung", "description": "1.0X ML Scientist powered by Kiro, codex, langgraph", "uuid": 86901009 }, "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 3.5.0", "role": "Depends" }, { "package": "dfoptim", "role": "Imports" }, { "package": "magrittr", "role": "Imports" }, { "package": "smotefamily", "role": "Imports" }, { "package": "foreach", "role": "Imports" }, { "package": "caret", "role": "Imports" }, { "package": "formatR", "role": "Imports" }, { "package": "dplyr", "role": "Imports" }, { "package": "forcats", "role": "Imports" }, { "package": "ggplot2", "role": "Imports" }, { "package": "tidyr", "role": "Imports" }, { "package": "nnet", "role": "Imports" }, { "package": "knitr", "role": "Suggests" }, { "package": "rmarkdown", "role": "Suggests" }, { "package": "gbm", "role": "Suggests" } ], "_owner": "cran", "_selfowned": true, "_usedby": 0, "_updates": [], "_tags": [], "_stars": 0, "_contributors": [ { "user": "tctsung", "count": 1, "uuid": 86901009 }, { "user": "ytstat", "count": 1, "uuid": 44246085 } ], "_userbio": { "uuid": 86901009, "type": "user", "name": "Ching-Tsung(Deron) Tsai", "description": "1.0X ML Scientist powered by Kiro, codex, langgraph" }, "_downloads": { "count": 143, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/npcs" }, "_searchresults": 17, "_rbuild": "4.6.0", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/npcs.html", "manual.pdf" ], "_realowner": "tctsung", "_cranurl": false, "_releases": [ { "version": "0.1.0", "date": "2021-10-19" }, { "version": "0.1.1", "date": "2023-04-27" } ], "_exports": [ "cv.npcs", "error_rate", "gamma_smote", "generate_data", "npcs" ], "_help": [ { "page": "cv.npcs", "title": "Compare the performance of the NPMC-CX, NPMC-ER, and vanilla models through cross-validation or bootstrapping methods", "topics": [ "cv.npcs" ] }, { "page": "error_rate", "title": "Calculate the error rates for each class.", "topics": [ "error_rate" ] }, { "page": "gamma_smote", "title": "Gamma-synthetic minority over-sampling technique (gamma-SMOTE).", "topics": [ "gamma_smote" ] }, { "page": "generate_data", "title": "Generate the data.", "topics": [ "generate_data" ] }, { "page": "npcs", "title": "Fit a multi-class Neyman-Pearson classifier with error controls via cost-sensitive learning.", "topics": [ "npcs" ] }, { "page": "predict.npcs", "title": "Predict new labels from new data based on the fitted NPMC classifier.", "topics": [ "predict.npcs" ] }, { "page": "print.cv.npcs", "title": "Print the cv.npcs object.", "topics": [ "print.cv.npcs" ] } ], "_rundeps": [ "caret", "class", "cli", "clock", "codetools", "cpp11", "data.table", "dbscan", "dfoptim", "diagram", "digest", "dplyr", "e1071", "farver", "FNN", "forcats", "foreach", "formatR", "future", "future.apply", "generics", "ggplot2", "globals", "glue", "gower", "gtable", "hardhat", "igraph", "ipred", "isoband", "iterators", "KernSmooth", "labeling", "lattice", "lava", "lifecycle", "listenv", "lubridate", "magrittr", "MASS", "Matrix", "ModelMetrics", "nlme", "nnet", "numDeriv", "parallelly", "pillar", "pkgconfig", "plyr", "pROC", "prodlim", "progressr", "proxy", "purrr", "R6", "RColorBrewer", "Rcpp", "recipes", "reshape2", "rlang", "rpart", "S7", "scales", "shape", "smotefamily", "sparsevctrs", "SQUAREM", "stringi", "stringr", "survival", "tibble", "tidyr", "tidyselect", "timechange", "timeDate", "tzdb", "utf8", "vctrs", "viridisLite", "withr" ], "_vignettes": [ { "source": "npcs-demo.Rmd", "filename": "npcs-demo.html", "title": "npcs-demo", "engine": "knitr::rmarkdown", "headings": [ "Installation", "Introduction", "A Simple Example", "Reference" ], "created": "2021-10-19 06:20:05", "modified": "2023-04-27 07:20:02", "commits": 2 } ], "_score": 2.230448921378274, "_indexed": true, "_nocasepkg": "npcs", "_universes": [ "tctsung" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "0.1.1", "date": "2026-06-03T10:57:24.000Z", "distro": "noble", "commit": "788e78e7899be473e994fb8e89f9407813b6e04c", "fileid": "52da45f282633075e94f309113482066782472f612829a44a3b4d924c1ce2dcf", "status": "success", "check": "WARNING", "buildurl": "https://github.com/r-universe/tctsung/actions/runs/26879965080" }, { "r": "4.6.0", "os": "linux", "version": "0.1.1", "date": "2026-06-03T10:56:49.000Z", "distro": "noble", "commit": "788e78e7899be473e994fb8e89f9407813b6e04c", "fileid": "947c2855b2aedaca6e65a52a1b9ee5c3efa9bd637418a65c8c39fea025fb7a5b", "status": "success", "check": "WARNING", "buildurl": "https://github.com/r-universe/tctsung/actions/runs/26879965080" }, { "r": "4.5.3", "os": "mac", "version": "0.1.1", "date": "2026-06-03T10:56:38.000Z", "commit": "788e78e7899be473e994fb8e89f9407813b6e04c", "fileid": "c2afca641e63c4690d1f2b19a62ab9f3029120020dbeec7f5ef64287f20376e4", "status": "success", "check": "WARNING", "buildurl": "https://github.com/r-universe/tctsung/actions/runs/26879965080" }, { "r": "4.6.0", "os": "mac", "version": "0.1.1", "date": "2026-06-03T10:56:35.000Z", "commit": "788e78e7899be473e994fb8e89f9407813b6e04c", "fileid": "38a1934035d4cae4588aebb19e088f091d9304d1792608584970ab38c3e0b171", "status": "success", "check": "WARNING", "buildurl": "https://github.com/r-universe/tctsung/actions/runs/26879965080" }, { "r": "4.6.0", "os": "wasm", "version": "0.1.1", "date": "2026-06-03T10:57:03.000Z", "commit": "788e78e7899be473e994fb8e89f9407813b6e04c", "fileid": "b27e97364179784fd14dafd552a6e7ac0364b304b57b28878ca9ce945e944c33", "status": "success", "buildurl": "https://github.com/r-universe/tctsung/actions/runs/26879965080" }, { "r": "4.7.0", "os": "win", "version": "0.1.1", "date": "2026-06-03T10:55:51.000Z", "commit": "788e78e7899be473e994fb8e89f9407813b6e04c", "fileid": "ce1e6dc707de9a79c1dc5a5a71bda01e5dd0ed20c19d76976187dd0efe7f6cc5", "status": "success", "check": "WARNING", "buildurl": "https://github.com/r-universe/tctsung/actions/runs/26879965080" }, { "r": "4.5.3", "os": "win", "version": "0.1.1", "date": "2026-06-03T10:55:54.000Z", "commit": "788e78e7899be473e994fb8e89f9407813b6e04c", "fileid": "8c13aaf926120d29728e068787775b08fd1b93c56777b6ea83cb517a8e9c240d", "status": "success", "check": "WARNING", "buildurl": "https://github.com/r-universe/tctsung/actions/runs/26879965080" }, { "r": "4.6.0", "os": "win", "version": "0.1.1", "date": "2026-06-03T10:55:44.000Z", "commit": "788e78e7899be473e994fb8e89f9407813b6e04c", "fileid": "bd07669520c6f9e3a5b4033085b481fc301f667f3f6b3ff27660d481edef5041", "status": "success", "check": "WARNING", "buildurl": "https://github.com/r-universe/tctsung/actions/runs/26879965080" } ] }