{
  "_id": "6a1bd2001d7bb097a0a146c9",
  "Package": "EMCluster",
  "Version": "0.2-16",
  "Date": "2024-09-03",
  "Title": "EM Algorithm for Model-Based Clustering of Finite Mixture\nGaussian Distribution",
  "Authors@R": "c(person(\"Wei-Chen\", \"Chen\", role = c(\"aut\", \"cre\"), email =\n\"wccsnow@gmail.com\"),\nperson(\"Ranjan\", \"Maitra\", role = \"aut\", email = \"maitra@iastate.edu\"),\nperson(\"Volodymyr\", \"Melnykov\", role = \"ctb\"),\nperson(\"Dan\", \"Nettleton\", role = \"ctb\"),\nperson(\"David\", \"Faden\", role = \"ctb\"),\nperson(\"Rouben\", \"Rostamian\", role = \"ctb\"),\nperson(\"R Core team\", role = \"ctb\", comment = \"some functions are\nmodified from the R source code\"))",
  "LazyLoad": "yes",
  "LazyData": "yes",
  "Description": "EM algorithms and several efficient initialization methods\nfor model-based clustering of finite mixture Gaussian\ndistribution with unstructured dispersion in both of\nunsupervised and semi-supervised learning.",
  "License": "Mozilla Public License 2.0",
  "BugReports": "https://github.com/snoweye/EMCluster/issues",
  "URL": "https://github.com/snoweye/EMCluster",
  "NeedsCompilation": "yes",
  "Maintainer": "Wei-Chen Chen <wccsnow@gmail.com>",
  "Repository": "https://snoweye.r-universe.dev",
  "Date/Publication": "2024-09-08 04:06:17 UTC",
  "RemoteUrl": "https://github.com/snoweye/emcluster",
  "RemoteRef": "HEAD",
  "RemoteSha": "4a5fa6b35ed883575a2dfba22f9cb220532c2103",
  "Packaged": {
    "Date": "2026-05-31 06:03:43 UTC",
    "User": "root"
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  "Author": "Wei-Chen Chen [aut, cre],\nRanjan Maitra [aut],\nVolodymyr Melnykov [ctb],\nDan Nettleton [ctb],\nDavid Faden [ctb],\nRouben Rostamian [ctb],\nR Core team [ctb] (some functions are modified from the R source code)",
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  "_user": "snoweye",
  "_type": "src",
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    "author": "snoweye <wccsnow@gmail.com>",
    "committer": "snoweye <wccsnow@gmail.com>",
    "message": "Change PI to M_PI\n",
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    "email": "wccsnow@gmail.com",
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  "_dependencies": [
    {
      "package": "R",
      "version": ">= 4.0.0",
      "role": "Depends"
    },
    {
      "package": "MASS",
      "role": "Depends"
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    {
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      "role": "Depends"
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  "_owner": "snoweye",
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  "_tags": [],
  "_stars": 17,
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    "name": "Wei-Chen Chen"
  },
  "_downloads": {
    "count": 3723,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/EMCluster"
  },
  "_mentions": 5,
  "_devurl": "https://github.com/snoweye/emcluster",
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  "_topics": [
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  "_rbuild": "4.6.0",
  "_assets": [
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    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/EMCluster.html",
    "extra/readme.html",
    "extra/readme.md",
    "manual.pdf"
  ],
  "_homeurl": "https://github.com/snoweye/emcluster",
  "_realowner": "snoweye",
  "_cranurl": true,
  "_releases": [
    {
      "version": "0.2-0",
      "date": "2012-12-12"
    },
    {
      "version": "0.2-1",
      "date": "2012-12-12"
    },
    {
      "version": "0.2-2",
      "date": "2012-12-26"
    },
    {
      "version": "0.2-3",
      "date": "2013-03-24"
    },
    {
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      "date": "2013-12-14"
    },
    {
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      "date": "2015-10-19"
    },
    {
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      "date": "2016-12-17"
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    {
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    {
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      "date": "2019-03-22"
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      "date": "2021-03-16"
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      "version": "0.2-16",
      "date": "2024-09-08"
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  "_exports": [
    ".EMControl",
    "append.BN",
    "assign.class",
    "assign.class.wt",
    "bh.fdr",
    "check.dim",
    "check.dim.wt",
    "class2Gamma",
    "class2Gamma.wt",
    "create.cex",
    "create.colors",
    "dlmvn",
    "dmixmvn",
    "dmixmvn.wt",
    "dmvn",
    "draw.colors",
    "e.step",
    "e.step.wt",
    "em.aic",
    "em.bic",
    "em.clc",
    "em.EM",
    "em.ic",
    "em.icl",
    "em.icl.bic",
    "em.init",
    "em.Model",
    "emcluster",
    "emcluster.wt",
    "emgroup",
    "emgroup.wt",
    "exhaust.EM",
    "fill.ppcontour",
    "fill.ppmu",
    "fill.pppoints",
    "Gamma2class",
    "Gamma2class.wt",
    "GenDataSet",
    "GenMixDataSet",
    "get.cov.logit.PI",
    "get.cov.logit.z",
    "get.cov.param",
    "get.cov.post.z",
    "get.E.chi2",
    "get.E.delta",
    "get.logor.stat",
    "getlist",
    "Gmat",
    "gridOne",
    "init.EM",
    "Iy",
    "Iy2",
    "Jaccard.Index",
    "lmt",
    "logL",
    "logL.wt",
    "LTsigma2var",
    "LTSigma2variance",
    "m.step",
    "m.step.wt",
    "match.colcex",
    "mb.em.EM",
    "mb.rand.EM",
    "meandispersion",
    "my.cat",
    "my.format",
    "my.print",
    "partial.f.mu.s",
    "partial.logit.p",
    "partial.logL",
    "partial.post.z",
    "partial.post.z.1",
    "partial.q",
    "pchisq.my",
    "plot2d",
    "plotbar",
    "plotBN",
    "plotem",
    "plotlikeprob",
    "plotmd",
    "plotp",
    "plotppcontour",
    "plotpt",
    "plotq",
    "postPI",
    "print.emret",
    "print.initret",
    "print.lmt",
    "print.RRandret",
    "print.summary.emret",
    "print.summary.svd",
    "print.svd",
    "project.on.2d",
    "q.map.new",
    "rand.EM",
    "recode",
    "recolor",
    "rematch",
    "RRand",
    "shortemcluster",
    "shortemcluster.wt",
    "simple.init",
    "starts.via.svd",
    "starts.via.svd.wt",
    "summary.emret",
    "summary.emret.wt",
    "summary.svd",
    "summary.svd.wt",
    "var2LTsigma",
    "variance2LTSigma",
    "w.2",
    "wt2wot"
  ],
  "_datasets": [
    {
      "name": ".EMC",
      "title": "EM Control Generator and Controller",
      "object": "EMC",
      "class": [
        "list"
      ],
      "fields": [],
      "table": true,
      "tojson": true
    },
    {
      "name": ".EMC.Rnd",
      "title": "EM Control Generator and Controller",
      "object": "EMC",
      "class": [
        "list"
      ],
      "fields": [],
      "table": true,
      "tojson": true
    },
    {
      "name": ".EMC.Rndp",
      "title": "EM Control Generator and Controller",
      "object": "EMC",
      "class": [
        "list"
      ],
      "fields": [],
      "table": true,
      "tojson": true
    },
    {
      "name": "col.ppcontour",
      "title": "Likelihood Mixture Test (LMT) Functions of EMCluster",
      "object": "color.ppcontour",
      "class": [
        "list"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    },
    {
      "name": "color.class",
      "title": "All Internal Functions of EMCluster",
      "object": "color",
      "class": [
        "character"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    },
    {
      "name": "da1",
      "title": "Dataset for demonstrations",
      "object": "da1",
      "class": [
        "list"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    },
    {
      "name": "da2",
      "title": "Dataset for demonstrations",
      "object": "da2",
      "class": [
        "list"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    },
    {
      "name": "da3",
      "title": "Dataset for demonstrations",
      "object": "da3",
      "class": [
        "list"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    }
  ],
  "_help": [
    {
      "page": "00_EMCluster-package",
      "title": "EM Algorithm for Model-Based Clustering of Finite Mixture Gaussian Distribution",
      "topics": [
        "EMCluster-package"
      ]
    },
    {
      "page": "30_assign.class",
      "title": "Assign Class Id",
      "topics": [
        "assign.class"
      ]
    },
    {
      "page": "92_convert",
      "title": "Convert Matrices in Different Format",
      "topics": [
        "class2Gamma",
        "Gamma2class",
        "LTsigma2var",
        "LTSigma2variance",
        "var2LTsigma",
        "variance2LTSigma"
      ]
    },
    {
      "page": "12_d.dataset",
      "title": "Dataset for demonstrations",
      "topics": [
        "da1",
        "da2",
        "da3"
      ]
    },
    {
      "page": "22_emcluster",
      "title": "EM Algorithm for model-based clustering",
      "topics": [
        "emcluster",
        "emobj object",
        "emret class",
        "shortemcluster",
        "simple.init"
      ]
    },
    {
      "page": "11_d.EMControl",
      "title": "EM Control Generator and Controller",
      "topics": [
        ".EMC",
        ".EMC.Rnd",
        ".EMC.Rndp",
        ".EMControl"
      ]
    },
    {
      "page": "31_em.ic",
      "title": "Information Criteria for Model-Based Clustering",
      "topics": [
        "em.aic",
        "em.bic",
        "em.clc",
        "em.ic",
        "em.icl",
        "em.icl.bic"
      ]
    },
    {
      "page": "21_init.EM",
      "title": "Initialization and EM Algorithm",
      "topics": [
        "em.EM",
        "exhaust.EM",
        "init.EM",
        "rand.EM"
      ]
    },
    {
      "page": "xx_Jaccard",
      "title": "Jaccard Index",
      "topics": [
        "Jaccard.Index"
      ]
    },
    {
      "page": "40_lmt",
      "title": "Likelihood Mixture Tests",
      "topics": [
        "lmt"
      ]
    },
    {
      "page": "zy_all.lmt",
      "title": "Likelihood Mixture Test (LMT) Functions of EMCluster",
      "topics": [
        "bh.fdr",
        "col.ppcontour",
        "fill.ppcontour",
        "fill.ppmu",
        "fill.pppoints",
        "GenDataSet",
        "GenMixDataSet",
        "get.E.chi2",
        "get.E.delta",
        "Gmat",
        "gridOne",
        "Iy",
        "Iy2",
        "partial.logL",
        "partial.q",
        "pchisq.my",
        "plotp",
        "plotq",
        "postPI",
        "print.lmt",
        "q.map.new",
        "w.2"
      ]
    },
    {
      "page": "91_mvn",
      "title": "Density of (Mixture) Multivariate Normal Distribution",
      "topics": [
        "dlmvn",
        "dmixmvn",
        "dmvn",
        "logL"
      ]
    },
    {
      "page": "23_emgroup",
      "title": "Other Initializations",
      "topics": [
        "emgroup",
        "starts.via.svd"
      ]
    },
    {
      "page": "99_plotem",
      "title": "Plot Two Dimensional Data with clusters",
      "topics": [
        "plot2d",
        "plotem"
      ]
    },
    {
      "page": "99_plotmd",
      "title": "Plot Multivariate Data",
      "topics": [
        "plotmd"
      ]
    },
    {
      "page": "a1_plotppcontour",
      "title": "Plot Contour",
      "topics": [
        "plotppcontour"
      ]
    },
    {
      "page": "zx_all.post_I_information",
      "title": "Post I Information Functions of EMCluster",
      "topics": [
        "get.cov.logit.PI",
        "get.cov.logit.z",
        "get.cov.param",
        "get.cov.post.z",
        "get.logor.stat",
        "partial.f.mu.s",
        "partial.logit.p",
        "partial.post.z",
        "partial.post.z.1"
      ]
    },
    {
      "page": "yy_print.summary",
      "title": "Functions for Printing or Summarizing Objects According to Classes",
      "topics": [
        "print.emret",
        "summary.emret",
        "summary.svd"
      ]
    },
    {
      "page": "a0_project.on.2d",
      "title": "Produce Projection on 2D",
      "topics": [
        "project.on.2d"
      ]
    },
    {
      "page": "xx_RRand",
      "title": "Rand Index and Adjusted Rand Index",
      "topics": [
        "RRand"
      ]
    },
    {
      "page": "xx_recolor",
      "title": "Recolor Classification IDs",
      "topics": [
        "recode",
        "recolor",
        "rematch"
      ]
    },
    {
      "page": "32_em.step",
      "title": "Single E- and M-step",
      "topics": [
        "e.step",
        "m.step"
      ]
    }
  ],
  "_readme": "https://github.com/snoweye/emcluster/raw/HEAD/README.md",
  "_rundeps": [
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    "MASS",
    "Matrix"
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  "_sysdeps": [
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      "package": "libopenblas0-pthread",
      "source": "openblas",
      "version": "0.3.26+ds-1ubuntu0.1",
      "name": "openblas",
      "homepage": "https://www.openblas.net/",
      "description": "Optimized BLAS (linear algebra) library (shared lib, pthread)"
    }
  ],
  "_vignettes": [
    {
      "source": "EMCluster-guide.Rnw",
      "filename": "EMCluster-guide.pdf",
      "title": "EMCluster-guide",
      "engine": "utils::Sweave",
      "headings": [],
      "created": "2013-07-03 17:27:13",
      "modified": "2021-03-08 19:46:37",
      "commits": 5
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  ],
  "_score": 8.002739081917118,
  "_indexed": true,
  "_nocasepkg": "emcluster",
  "_universes": [
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