{
  "_id": "6a1ede18b401979e73410297",
  "Package": "DAKS",
  "Version": "2.1-3",
  "Date": "2016-06-05",
  "Title": "Data Analysis and Knowledge Spaces",
  "Description": "Functions and an example dataset for the psychometric\ntheory of knowledge spaces.  This package implements data\nanalysis methods and procedures for simulating data and quasi\norders and transforming different formulations in knowledge\nspace theory.  See package?DAKS for an overview.",
  "Authors@R": "c(person(\"Ali\", \"Uenlue\", role = c(\"aut\", \"cre\"),\nemail = \"ali.uenlue@tum.de\"),\nperson(\"Anatol\", \"Sargin\", role = c(\"aut\"),\nemail = \"anatol.sargin@generali.de\"))",
  "Author": "Ali Uenlue [aut, cre], Anatol Sargin [aut]",
  "Maintainer": "Ali Uenlue <ali.uenlue@tum.de>",
  "LazyLoad": "yes",
  "LazyData": "yes",
  "License": "GPL (>= 2)",
  "URL": "http://www.meb.edu.tum.de",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-05-20 08:02:08 UTC",
    "User": "root"
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  "Date/Publication": "2016-06-06 13:14:35 UTC",
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    "message": "version 2.1-3\n",
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    "name": "Ali Uenlue",
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    "name": "cran",
    "description": "Unofficial read-only mirror of all CRAN R packages"
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    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/DAKS"
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  "_rbuild": "4.6.0",
  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/DAKS.html",
    "extra/NEWS.html",
    "extra/NEWS.txt",
    "manual.pdf"
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  "_realowner": "cran",
  "_cranurl": false,
  "_releases": [
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      "date": "2009-02-26"
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    {
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      "date": "2009-09-03"
    },
    {
      "version": "2.1-0",
      "date": "2010-06-21"
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      "date": "2010-11-13"
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      "date": "2012-08-17"
    },
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      "date": "2016-06-06"
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    "hasse",
    "iita",
    "imp2state",
    "ind_gen",
    "mini_iita",
    "ob_counter",
    "orig_iita",
    "pattern",
    "pop_iita",
    "pop_variance",
    "print.iita",
    "print.pat",
    "print.popiita",
    "print.summpopiita",
    "print.ztest",
    "simu",
    "state2imp",
    "summary.iita",
    "summary.popiita",
    "variance",
    "z_test"
  ],
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      "name": "pisa",
      "title": "Programme for International Student Assessment (PISA) Data",
      "object": "pisa",
      "class": [
        "data.frame"
      ],
      "fields": [
        "a",
        "b",
        "c",
        "d",
        "e"
      ],
      "rows": 340,
      "table": true,
      "tojson": true
    }
  ],
  "_help": [
    {
      "page": "DAKS-package",
      "title": "Data Analysis and Knowledge Spaces: The R Package DAKS",
      "concept": [
        "knowledge space theory",
        "inductive item tree analysis"
      ],
      "topics": [
        "DAKS-package"
      ]
    },
    {
      "page": "corr_iita",
      "title": "Corrected Inductive Item Tree Analysis",
      "concept": [
        "corrected inductive item tree analysis",
        "IITA"
      ],
      "topics": [
        "corr_iita"
      ]
    },
    {
      "page": "hasse",
      "title": "Hasse Diagram of Surmise Relation",
      "concept": [
        "Hasse diagram"
      ],
      "topics": [
        "hasse"
      ]
    },
    {
      "page": "iita",
      "title": "Inductive Item Tree Analysis",
      "concept": [
        "inductive item tree analysis",
        "IITA"
      ],
      "topics": [
        "iita"
      ]
    },
    {
      "page": "imp2state",
      "title": "Transformation from Implications to Knowledge States",
      "concept": [
        "surmise relation",
        "quasi ordinal knowledge space",
        "Birkhoff theorem"
      ],
      "topics": [
        "imp2state"
      ]
    },
    {
      "page": "ind_gen",
      "title": "Inductive Generation Procedure",
      "concept": [
        "inductive generation",
        "counterexample"
      ],
      "topics": [
        "ind_gen"
      ]
    },
    {
      "page": "mini_iita",
      "title": "Minimized Corrected Inductive Item Tree Analysis",
      "concept": [
        "minimized corrected inductive item tree analysis",
        "IITA"
      ],
      "topics": [
        "mini_iita"
      ]
    },
    {
      "page": "ob_counter",
      "title": "Computation of Numbers of Counterexamples",
      "concept": [
        "counterexample"
      ],
      "topics": [
        "ob_counter"
      ]
    },
    {
      "page": "orig_iita",
      "title": "Original Inductive Item Tree Analysis",
      "concept": [
        "original inductive item tree analysis",
        "IITA"
      ],
      "topics": [
        "orig_iita"
      ]
    },
    {
      "page": "pattern",
      "title": "Frequencies of Response Patterns and Knowledge States",
      "concept": [
        "response pattern",
        "absolute frequency"
      ],
      "topics": [
        "pattern"
      ]
    },
    {
      "page": "pisa",
      "title": "Programme for International Student Assessment (PISA) Data",
      "topics": [
        "pisa"
      ]
    },
    {
      "page": "pop_iita",
      "title": "Population Inductive Item Tree Analysis",
      "concept": [
        "population inductive item tree analysis"
      ],
      "topics": [
        "pop_iita"
      ]
    },
    {
      "page": "pop_variance",
      "title": "Population Asymptotic Variance",
      "concept": [
        "population asymptotic variance"
      ],
      "topics": [
        "pop_variance"
      ]
    },
    {
      "page": "print.iita",
      "title": "Print Method for Objects of Class iita",
      "topics": [
        "print.iita"
      ]
    },
    {
      "page": "print.pat",
      "title": "Print Method for Objects of Class pat",
      "topics": [
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      ]
    },
    {
      "page": "print.popiita",
      "title": "Print Method for Objects of Class popiita",
      "topics": [
        "print.popiita"
      ]
    },
    {
      "page": "print.summpopiita",
      "title": "Print Method for Objects of Class summpopiita",
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        "print.summpopiita"
      ]
    },
    {
      "page": "print.ztest",
      "title": "Print Method for Objects of Class ztest",
      "topics": [
        "print.ztest"
      ]
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      "page": "simu",
      "title": "Data and Quasi Order Simulation Tool",
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        "basic local independence model",
        "simulation",
        "simulated data",
        "simulated quasi order"
      ],
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        "simu"
      ]
    },
    {
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      "title": "Transformation from Knowledge States to Implications",
      "concept": [
        "surmise relation",
        "quasi ordinal knowledge space",
        "Birkhoff theorem"
      ],
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        "state2imp"
      ]
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      ]
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      "title": "Summary Method for Objects of Class popiita",
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    {
      "page": "variance",
      "title": "Estimated Asymptotic Variance",
      "concept": [
        "estimated asymptotic variance"
      ],
      "topics": [
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      ]
    },
    {
      "page": "z_test",
      "title": "One- and Two-Sample Z-Tests for diff Values",
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      ],
      "topics": [
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      ]
    }
  ],
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    "sets",
    "slam"
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      "engine": "utils::Sweave",
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      "created": "2012-08-17",
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