{
  "_id": "6ad46ed6dc7ca4d810c6cb55",
  "Package": "ProxReg",
  "Type": "Package",
  "Title": "Linear Models for Prediction and Classification using Proximal\nOperators",
  "Version": "1.1.2",
  "Date": "2025-06-16",
  "Maintainer": "YingHong Chen <yinghongchen1402@gmail.com>",
  "Authors@R": "c(person(\"YingHong\",\"Chen\",role = c(\"aut\", \"cre\"),email = \"yinghongchen1402@gmail.com\"),\nperson(\"Ferran\",\"Reverter Comes\",role=c(\"aut\"),email = \"freverter@ub.edu\"),\nperson(\"Esteban\", \"Vegas Lozano\",role=c(\"aut\"),email=\"evegas@ub.edu\"))",
  "Description": "Implements optimization techniques for Lasso regression,\nR.Tibshirani(1996)<doi:10.1111/j.2517-6161.1996.tb02080.x>\nusing Fast Iterative Shrinkage-Thresholding Algorithm (FISTA)\nand Iterative Shrinkage-Thresholding Algorithm (ISTA) based on\nproximal operators, A.Beck(2009)<doi:10.1137/080716542>. The\npackage is useful for high-dimensional regression problems and\nincludes cross-validation procedures to select optimal penalty\nparameters.",
  "License": "MIT + file LICENSE",
  "Encoding": "UTF-8",
  "Language": "en-US",
  "RoxygenNote": "7.3.2",
  "VignetteBuilder": "knitr",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-10-18 06:48:48 UTC",
    "User": "root"
  },
  "Author": "YingHong Chen [aut, cre], Ferran Reverter Comes [aut], Esteban\nVegas Lozano [aut]",
  "Config/pak/sysreqs": "cmake libfftw3-dev make libjpeg-dev libpng-dev\nlibtiff-dev libuv1-dev",
  "Repository": "https://doufu1402.r-universe.dev",
  "Date/Publication": "2025-06-17 09:00:12 UTC",
  "RemoteUrl": "https://github.com/cran/ProxReg",
  "RemoteRef": "HEAD",
  "RemoteSha": "72f0b9ca6374be1d24fff11748b20629a8c580ef",
  "_user": "doufu1402",
  "_type": "src",
  "_file": "ProxReg_1.1.2.tar.gz",
  "_fileid": "https://r2.ropensci.org/6790e32f030c0abec3ff863697563c86197d29dc0bc62ba70f21527ab6e49be9",
  "_filesize": 556021,
  "_sha256": "6790e32f030c0abec3ff863697563c86197d29dc0bc62ba70f21527ab6e49be9",
  "_expires": "2027-01-26T07:01:40.000Z",
  "_created": "2026-10-18T06:48:48.000Z",
  "_published": "2026-10-18T07:01:42.429Z",
  "_buildurl": "https://github.com/r-universe/doufu1402/actions/runs/39105202798",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_jobs": [
    {
      "job": 117609990789,
      "time": 157,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "12128451698"
    },
    {
      "job": 117609990625,
      "time": 193,
      "config": "linux-release-x86_64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12128625431"
    },
    {
      "job": 117609990718,
      "time": 224,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "12127934354"
    },
    {
      "job": 117609990679,
      "time": 222,
      "config": "macos-release-arm64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12128027214"
    },
    {
      "job": 117609485949,
      "time": 168,
      "config": "source",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12127797153"
    },
    {
      "job": 117609990659,
      "time": 128,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "12127744479"
    },
    {
      "job": 117609990715,
      "time": 114,
      "config": "windows-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "12128396758"
    },
    {
      "job": 117609990636,
      "time": 106,
      "config": "windows-oldrel-x86_64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "12127788845"
    },
    {
      "job": 117609990702,
      "time": 108,
      "config": "windows-release-x86_64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12128052943"
    }
  ],
  "_upstream": "https://github.com/cran/ProxReg",
  "_commit": {
    "id": "72f0b9ca6374be1d24fff11748b20629a8c580ef",
    "author": "YingHong Chen <yinghongchen1402@gmail.com>",
    "committer": "cran-robot <csardi.gabor+cran@gmail.com>",
    "message": "version 1.1.2\n",
    "time": 1750150812
  },
  "_maintainer": {
    "name": "YingHong Chen",
    "email": "yinghongchen1402@gmail.com",
    "login": "doufu1402",
    "description": "",
    "uuid": 84340558
  },
  "_distro": "resolute",
  "_registered": true,
  "_dependencies": [
    {
      "package": "dplyr",
      "role": "Imports"
    },
    {
      "package": "EBImage",
      "role": "Imports"
    },
    {
      "package": "glmnet",
      "role": "Imports"
    },
    {
      "package": "knitr",
      "role": "Suggests"
    },
    {
      "package": "rmarkdown",
      "role": "Suggests"
    }
  ],
  "_owner": "cran",
  "_selfowned": true,
  "_usedby": 0,
  "_updates": [],
  "_tags": [],
  "_stars": 0,
  "_contributors": [
    {
      "user": "doufu1402",
      "count": 3,
      "uuid": 84340558
    }
  ],
  "_userbio": {
    "uuid": 84340558,
    "type": "user",
    "name": "Yinghong Chen",
    "followers": 1
  },
  "_downloads": {
    "count": 220,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/ProxReg"
  },
  "_searchresults": 3,
  "_rbuild": "4.6.1",
  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/manual.pdf",
    "extra/ProxReg.html",
    "LICENSE"
  ],
  "_realowner": "doufu1402",
  "_cranurl": false,
  "_releases": [
    {
      "version": "0.1.1",
      "date": "2025-03-15"
    },
    {
      "version": "1.1.1",
      "date": "2025-06-13"
    },
    {
      "version": "1.1.2",
      "date": "2025-06-17"
    }
  ],
  "_exports": [
    "delete_rect",
    "inpainting",
    "k_fold_cross",
    "l_CV",
    "lasso_fista",
    "lasso_fista_back",
    "lasso_ista",
    "lasso_ista_back",
    "lasso_multi",
    "lasso_multi_back",
    "ols",
    "ols_KCV",
    "ridge",
    "softmax"
  ],
  "_help": [
    {
      "page": "delete_rect",
      "title": "rectangular hole in image",
      "topics": [
        "delete_rect"
      ]
    },
    {
      "page": "inpainting",
      "title": "image recovery using Lasso regression",
      "topics": [
        "inpainting"
      ]
    },
    {
      "page": "k_fold_cross",
      "title": "k_fold_cross",
      "topics": [
        "k_fold_cross"
      ]
    },
    {
      "page": "l_CV",
      "title": "K-Fold Cross validation for L1/L2 regression",
      "topics": [
        "l_CV"
      ]
    },
    {
      "page": "lasso_fista",
      "title": "Lasso regression with fixed step with FISTA algorithm",
      "topics": [
        "lasso_fista"
      ]
    },
    {
      "page": "lasso_fista_back",
      "title": "Lasso regression with backtraking line research with FISTA algorithm",
      "topics": [
        "lasso_fista_back"
      ]
    },
    {
      "page": "lasso_ista",
      "title": "Lasso regression with fixed step with ISTA algorithm",
      "topics": [
        "lasso_ista"
      ]
    },
    {
      "page": "lasso_ista_back",
      "title": "Lasso regression with backtraking line research",
      "topics": [
        "lasso_ista_back"
      ]
    },
    {
      "page": "lasso_multi",
      "title": "Lasso logistic regression for multinomial response variable with fixed step",
      "topics": [
        "lasso_multi"
      ]
    },
    {
      "page": "lasso_multi_back",
      "title": "Lasso regression with backtraking line research for multinomial response variable",
      "topics": [
        "lasso_multi_back"
      ]
    },
    {
      "page": "ols",
      "title": "Ordinary Least Square regression",
      "topics": [
        "ols"
      ]
    },
    {
      "page": "ols_KCV",
      "title": "K-Fold Cross Validation for OLS",
      "topics": [
        "ols_KCV"
      ]
    },
    {
      "page": "ridge",
      "title": "Ridge regression",
      "topics": [
        "ridge"
      ]
    },
    {
      "page": "softmax",
      "title": "Softmax function for multinomial response variable",
      "topics": [
        "softmax"
      ]
    }
  ],
  "_rundeps": [
    "abind",
    "base64enc",
    "BiocGenerics",
    "bitops",
    "bslib",
    "cachem",
    "cli",
    "codetools",
    "digest",
    "dplyr",
    "EBImage",
    "evaluate",
    "fastmap",
    "fftwtools",
    "fontawesome",
    "foreach",
    "fs",
    "generics",
    "glmnet",
    "glue",
    "highr",
    "htmltools",
    "htmlwidgets",
    "iterators",
    "jpeg",
    "jquerylib",
    "jsonlite",
    "knitr",
    "lattice",
    "lifecycle",
    "locfit",
    "magrittr",
    "Matrix",
    "memoise",
    "mime",
    "pillar",
    "pkgconfig",
    "png",
    "R6",
    "rappdirs",
    "Rcpp",
    "RcppEigen",
    "RCurl",
    "rlang",
    "rmarkdown",
    "sass",
    "shape",
    "survival",
    "tibble",
    "tidyselect",
    "tiff",
    "tinytex",
    "utf8",
    "vctrs",
    "withr",
    "xfun",
    "yaml"
  ],
  "_vignettes": [
    {
      "source": "ProxReg_vignette.Rmd",
      "filename": "ProxReg_vignette.html",
      "title": "Manual for the package: ProxReg",
      "engine": "knitr::rmarkdown",
      "headings": [
        "What you'll find",
        "Introduction",
        "Functions",
        "ols",
        "k_fold_cross",
        "ols_KCV",
        "L1 and L2 regularization",
        "ridge"
      ],
      "created": "2025-06-17 09:00:12",
      "modified": "2025-06-17 09:00:12",
      "commits": 1
    }
  ],
  "_score": 2,
  "_indexed": true,
  "_nocasepkg": "proxreg",
  "_universes": [
    "doufu1402"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "1.1.2",
      "date": "2026-10-18T06:51:01.000Z",
      "distro": "resolute",
      "commit": "72f0b9ca6374be1d24fff11748b20629a8c580ef",
      "fileid": "https://r2.ropensci.org/4d41293c235e5f952abccece700d995e980ea2a58809b923a368cd979516fd6d",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/doufu1402/actions/runs/39105202798"
    },
    {
      "r": "4.6.1",
      "os": "linux",
      "version": "1.1.2",
      "date": "2026-10-18T06:51:27.000Z",
      "distro": "resolute",
      "commit": "72f0b9ca6374be1d24fff11748b20629a8c580ef",
      "fileid": "https://r2.ropensci.org/bb76b27e96d593cdf6bfd989f5e4aa0fa37562ff4fca984119fe6525b3261b67",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/doufu1402/actions/runs/39105202798"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "1.1.2",
      "date": "2026-10-18T07:00:07.000Z",
      "commit": "72f0b9ca6374be1d24fff11748b20629a8c580ef",
      "fileid": "https://r2.ropensci.org/26a23f6fceb4f191128afeba52f714f00f4ab37f5d99eedabea4168aaa903a3a",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/doufu1402/actions/runs/39105202798"
    },
    {
      "r": "4.6.1",
      "os": "mac",
      "version": "1.1.2",
      "date": "2026-10-18T06:57:07.000Z",
      "commit": "72f0b9ca6374be1d24fff11748b20629a8c580ef",
      "fileid": "https://r2.ropensci.org/5fe11cef7eb22b079da687beadf4a07017b7aba89b4fd5e477a8c738fa40a29f",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/doufu1402/actions/runs/39105202798"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "1.1.2",
      "date": "2026-10-18T06:51:15.000Z",
      "commit": "72f0b9ca6374be1d24fff11748b20629a8c580ef",
      "fileid": "https://r2.ropensci.org/082ab32e5a60c9d347b26203602597ecdd18d0ba2f8d0ebf4b71f4aa0e0ed505",
      "status": "success",
      "buildurl": "https://github.com/r-universe/doufu1402/actions/runs/39105202798"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "1.1.2",
      "date": "2026-10-18T06:50:04.000Z",
      "commit": "72f0b9ca6374be1d24fff11748b20629a8c580ef",
      "fileid": "https://r2.ropensci.org/e7446c818d2a7e1319b4f4c19c480dd27d07cd76aa908cf55a67b6f7d704f9a3",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/doufu1402/actions/runs/39105202798"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "1.1.2",
      "date": "2026-10-18T06:50:09.000Z",
      "commit": "72f0b9ca6374be1d24fff11748b20629a8c580ef",
      "fileid": "https://r2.ropensci.org/b48d3cd22d0e98464fb7f3ebe7008953aa3d01d312e4e055e0a38713401cbc23",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/doufu1402/actions/runs/39105202798"
    },
    {
      "r": "4.6.1",
      "os": "win",
      "version": "1.1.2",
      "date": "2026-10-18T06:50:02.000Z",
      "commit": "72f0b9ca6374be1d24fff11748b20629a8c580ef",
      "fileid": "https://r2.ropensci.org/4a014c5dca2e51c5d8fe79dd93b8b211749b063b72be1c1238da590e9b74073c",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/doufu1402/actions/runs/39105202798"
    }
  ]
}