{
  "_id": "6a1022fdacfb0bcc41c8d412",
  "Package": "MFSIS",
  "Type": "Package",
  "Title": "Model-Free Sure Independent Screening Procedures",
  "Version": "0.3.1",
  "Date": "2026-05-12",
  "Authors@R": "c(\nperson(\"Xuewei\", \"Cheng\", role = c(\"aut\",\"cre\"), email = \"xwcheng@hunnu.edu.cn\"),\nperson(\"Hong\", \"Wang\", role = c(\"aut\"), email = \"wh@csu.edu.cn\"),\nperson(\"Liping\", \"Zhu\", role = c(\"aut\"), email = \"zhu.liping@ruc.edu.cn\"),\nperson(\"Wei\", \"Zhong\", role = c(\"aut\"), email = \"wzhong@xmu.edu.cn\"),\nperson(\"Hanpu\", \"Zhou\", role = c(\"aut\"), email = \"zhouhanpu@csu.edu.cn\")\n)",
  "Author": "Xuewei Cheng [aut, cre], Hong Wang [aut], Liping Zhu [aut], Wei\nZhong [aut], Hanpu Zhou [aut]",
  "Maintainer": "Xuewei Cheng <xwcheng@hunnu.edu.cn>",
  "Description": "An implementation of popular screening methods that are\ncommonly employed in ultra-high and high dimensional data.\nThrough this publicly available package, we provide a unified\nframework to carry out model-free screening procedures\nincluding SIS (Fan and Lv (2008)\n<doi:10.1111/j.1467-9868.2008.00674.x>), SIRS(Zhu et al.\n(2011)<doi:10.1198/jasa.2011.tm10563>), DC-SIS (Li et al.\n(2012) <doi:10.1080/01621459.2012.695654>), MDC-SIS(Shao and\nZhang (2014) <doi:10.1080/01621459.2014.887012>), Bcor-SIS (Pan\net al. (2019) <doi:10.1080/01621459.2018.1462709>), PC-Screen\n(Liu et al. (2020) <doi:10.1080/01621459.2020.1783274>), WLS\n(Zhong et al.(2021) <doi:10.1080/01621459.2021.1918554>),\nKfilter (Mai and Zou (2015) <doi:10.1214/14-AOS1303>), MVSIS\n(Cui et al. (2015) <doi:10.1080/01621459.2014.920256>), PSIS\n(Pan et al. (2016) <doi:10.1080/01621459.2014.998760>), CAS\n(Xie et al. (2020) <doi:10.1080/01621459.2019.1573734>), CI-SIS\n(Cheng and Wang. (2023) <doi:10.1016/j.cmpb.2022.107269>), CSIS\n(Cheng et al. (2024) <doi:10.1007/s00180-023-01399-5>) and\nLog-rank SIS.",
  "License": "GPL (>= 2)",
  "SystemRequirements": "Python (>= 3.8.0)",
  "Encoding": "UTF-8",
  "Language": "en-US",
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  "RoxygenNote": "7.2.3",
  "Packaged": {
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    "User": "root"
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  "Config/pak/sysreqs": "python3",
  "Repository": "https://cran.r-universe.dev",
  "Date/Publication": "2026-05-13 21:00:07 UTC",
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  "_created": "2026-05-13T23:08:58.000Z",
  "_published": "2026-05-22T09:33:49.954Z",
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    "author": "Xuewei Cheng <xwcheng@hunnu.edu.cn>",
    "committer": "cran-robot <csardi.gabor+cran@gmail.com>",
    "message": "version 0.3.1\n",
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    "email": "xwcheng@hunnu.edu.cn"
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    "name": "cran",
    "description": "Unofficial read-only mirror of all CRAN R packages"
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  "_downloads": {
    "count": 219,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/MFSIS"
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  "_searchresults": 4,
  "_rbuild": "4.6.0",
  "_assets": [
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    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/MFSIS.html",
    "extra/NEWS.html",
    "extra/NEWS.txt",
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    "extra/readme.md",
    "manual.pdf"
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  "_realowner": "cran",
  "_cranurl": false,
  "_releases": [
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      "version": "0.1.0",
      "date": "2021-12-07"
    },
    {
      "version": "0.1.1",
      "date": "2021-12-15"
    },
    {
      "version": "0.1.2",
      "date": "2022-01-06"
    },
    {
      "version": "0.1.3",
      "date": "2022-04-20"
    },
    {
      "version": "0.2.0",
      "date": "2022-12-18"
    },
    {
      "version": "0.2.1",
      "date": "2024-05-30"
    },
    {
      "version": "0.3.0",
      "date": "2025-03-22"
    },
    {
      "version": "0.3.1",
      "date": "2026-05-13"
    }
  ],
  "_exports": [
    "BcorSIS",
    "CAS",
    "CISIS",
    "Cor",
    "CSIS",
    "DCSIS",
    "GendataAFT",
    "GendataCox",
    "GendataGP",
    "GendataIC",
    "GendataIM",
    "GendataLDA",
    "GendataLGM",
    "GendataLM",
    "GendataMRM",
    "GendataPM",
    "GendataTM",
    "get_arccos",
    "Kfilter",
    "Kfilter_fused",
    "Kfilter_single",
    "LogrankSIS",
    "MDCSIS",
    "MFSIS",
    "MVSIS",
    "PCSIS",
    "projection_corr",
    "PSIS",
    "req_py",
    "Simdata",
    "SIRS",
    "SIS",
    "WLS"
  ],
  "_help": [
    {
      "page": "BcorSIS",
      "title": "A Generic Sure Independence Screening Procedure",
      "topics": [
        "BcorSIS"
      ]
    },
    {
      "page": "CAS",
      "title": "Category-Adaptive Variable Screening for Ultra-High Dimensional Heterogeneous Categorical Data",
      "topics": [
        "CAS"
      ]
    },
    {
      "page": "CISIS",
      "title": "Model-Free Feature screening Based on Concordance Index for Ultra-High Dimensional Categorical Data",
      "topics": [
        "CISIS"
      ]
    },
    {
      "page": "Cor",
      "title": "Parallel function This is a parallel function about the projection correlation.",
      "topics": [
        "Cor"
      ]
    },
    {
      "page": "CSIS",
      "title": "Model-Free Feature screening Based on Concordance Index Statistic",
      "topics": [
        "CSIS"
      ]
    },
    {
      "page": "DCSIS",
      "title": "Feature Screening via Distance Correlation Learning",
      "topics": [
        "DCSIS"
      ]
    },
    {
      "page": "GendataAFT",
      "title": "Generate simulation data (Survival data based on the accelerated failure time model)",
      "topics": [
        "GendataAFT"
      ]
    },
    {
      "page": "GendataCox",
      "title": "Generate simulation data (Survival data based on the Cox model)",
      "topics": [
        "GendataCox"
      ]
    },
    {
      "page": "GendataGP",
      "title": "Generate simulation data (Complete data with group predictors)",
      "topics": [
        "GendataGP"
      ]
    },
    {
      "page": "GendataIC",
      "title": "Generate Simulation Data for Interval-Censored Screening",
      "topics": [
        "GendataIC"
      ]
    },
    {
      "page": "GendataIM",
      "title": "Generate simulation data (Complete data for intersection variables)",
      "topics": [
        "GendataIM"
      ]
    },
    {
      "page": "GendataLDA",
      "title": "Generate simulation data (Categorial based on linear discriminant analysis model)",
      "topics": [
        "GendataLDA"
      ]
    },
    {
      "page": "GendataLGM",
      "title": "Generate simulation data (Binary category data based on logistic model)",
      "topics": [
        "GendataLGM"
      ]
    },
    {
      "page": "GendataLM",
      "title": "Generate simulation data (Complete data based on linear models)",
      "topics": [
        "GendataLM"
      ]
    },
    {
      "page": "GendataMRM",
      "title": "Generate simulation data (Multivariate response models)",
      "topics": [
        "GendataMRM"
      ]
    },
    {
      "page": "GendataPM",
      "title": "Generate simulation data (Discrete response data based on poisson model)",
      "topics": [
        "GendataPM"
      ]
    },
    {
      "page": "GendataTM",
      "title": "Generate simulation data (Complete data based on transformation model)",
      "topics": [
        "GendataTM"
      ]
    },
    {
      "page": "get_arccos",
      "title": "Arccos function",
      "topics": [
        "get_arccos"
      ]
    },
    {
      "page": "Kfilter",
      "title": "The Kolmogorov filter for variable screening",
      "topics": [
        "Kfilter"
      ]
    },
    {
      "page": "Kfilter_fused",
      "title": "The fused kolmogorov filter: a nonparametric model-free screening method",
      "topics": [
        "Kfilter_fused"
      ]
    },
    {
      "page": "Kfilter_single",
      "title": "The Kolmogorov filter for variable screening in high-dimensional binary classification",
      "topics": [
        "Kfilter_single"
      ]
    },
    {
      "page": "LogrankSIS",
      "title": "Generalized Log-rank Sure Independence Screening for Ultrahigh-Dimensional Interval-Censored Response",
      "topics": [
        "LogrankSIS"
      ]
    },
    {
      "page": "MDCSIS",
      "title": "Martingale Difference Correlation and Its Use in High-Dimensional Variable Screening",
      "topics": [
        "MDCSIS"
      ]
    },
    {
      "page": "MFSIS",
      "title": "Model-free feature screening procedures",
      "topics": [
        "MFSIS"
      ]
    },
    {
      "page": "MVSIS",
      "title": "Model-Free Feature Screening for Ultrahigh Dimensional Discriminant Analysis",
      "topics": [
        "MVSIS"
      ]
    },
    {
      "page": "PCSIS",
      "title": "Model-Free Feature Screening Based on the Projection Correlation",
      "topics": [
        "PCSIS"
      ]
    },
    {
      "page": "projection_corr",
      "title": "Projection correlation function",
      "topics": [
        "projection_corr"
      ]
    },
    {
      "page": "PSIS",
      "title": "Ultrahigh-Dimensional Multiclass Linear Discriminant Analysis by Pairwise Sure Independence Screening",
      "topics": [
        "PSIS"
      ]
    },
    {
      "page": "req_py",
      "title": "Detect Python Module",
      "topics": [
        "req_py"
      ]
    },
    {
      "page": "Simdata",
      "title": "Generate simulation data (The unified class framework to generate simulation data)",
      "topics": [
        "Simdata"
      ]
    },
    {
      "page": "SIRS",
      "title": "Model-Free Feature Screening for Ultrahigh Dimensional Data",
      "topics": [
        "SIRS"
      ]
    },
    {
      "page": "SIS",
      "title": "Sure Independent Screening",
      "topics": [
        "SIS"
      ]
    },
    {
      "page": "WLS",
      "title": "A Model-free Variable Screening Method Based on Leverage Score",
      "topics": [
        "WLS"
      ]
    }
  ],
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