{ "_id": "6a1f2d17b401979e73426317", "Package": "IRTest", "Type": "Package", "Title": "Parameter Estimation of Item Response Theory with Estimation of\nLatent Distribution", "Version": "2.2.0", "Authors@R": "person(\"Seewoo\", \"Li\", \nemail = \"seewooli@g.ucla.edu\",\nrole = c(\"aut\", \"cre\", \"cph\"))", "Description": "Item response theory (IRT) parameter estimation using\nmarginal maximum likelihood and expectation-maximization\nalgorithm (Bock \\& Aitkin, 1981 ).\nWithin parameter estimation algorithm, several methods for\nlatent distribution estimation are available. Reflecting some\nfeatures of the true latent distribution, these latent\ndistribution estimation methods can possibly enhance the\nestimation accuracy and free the normality assumption on the\nlatent distribution.", "License": "GPL (>= 3)", "Encoding": "UTF-8", "RoxygenNote": "7.3.3", "URL": "https://github.com/SeewooLi/IRTest", "BugReports": "https://github.com/SeewooLi/IRTest/issues", "VignetteBuilder": "knitr", "Config/testthat/edition": "3", "Config/pak/sysreqs": "cmake git make libgit2-dev libicu-dev libuv1-dev\nlibssl-dev libx11-dev", "Repository": "https://seewooli.r-universe.dev", "Date/Publication": "2026-03-16 20:59:45 UTC", "RemoteUrl": "https://github.com/seewooli/irtest", "RemoteRef": "HEAD", "RemoteSha": "2527c143df58cb95e13665def0f8ceca0e4ac27d", "NeedsCompilation": "no", "Packaged": { "Date": "2026-05-15 09:49:04 UTC", "User": "root" }, "Author": "Seewoo Li [aut, cre, cph]", "Maintainer": "Seewoo Li ", "MD5sum": "60559b3b6db168b0d04c9d58fda8b02f", "_user": "seewooli", 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