{ "_id": "6a5873caff0138dec5d739e6", "Package": "epca", "Type": "Package", "Title": "Exploratory Principal Component Analysis", "Version": "1.1.0", "Date": "2023-07-10", "Authors@R": "person(given = \"Fan\", family = \"Chen\",\nrole = c(\"aut\", \"cre\"),\nemail = \"fan.chen@wisc.edu\",\ncomment = c(ORCID = \"0000-0003-4508-6023\"))", "Description": "Exploratory principal component analysis for large-scale\ndataset, including sparse principal component analysis and\nsparse matrix approximation.", "URL": "https://github.com/fchen365/epca", "BugReports": "https://github.com/fchen365/epca/issues", "License": "GPL-3", "Roxygen": "list(markdown = TRUE)", "VignetteBuilder": "knitr, rmarkdown", "Encoding": "UTF-8", "RoxygenNote": "7.2.3", "Repository": "https://fchen365.r-universe.dev", "Date/Publication": "2024-05-06 00:53:08 UTC", "RemoteUrl": "https://github.com/fchen365/epca", "RemoteRef": "HEAD", "RemoteSha": "d61352c653c533870b4599847f1a6389ff2a7a14", "NeedsCompilation": "no", "Packaged": { "Date": "2026-07-16 05:57:05 UTC", "User": "root" }, "Author": "Fan Chen [aut, cre] (ORCID: )", "Maintainer": "Fan Chen ", "_user": "fchen365", "_type": "src", "_file": "epca_1.1.0.tar.gz", "_fileid": "https://r2.ropensci.org/dd4e0fb94dab746fc0a275483c628a44eb80cef611f5518961ff5dbe231a8f6e", "_filesize": 597277, "_sha256": "dd4e0fb94dab746fc0a275483c628a44eb80cef611f5518961ff5dbe231a8f6e", "_expires": "2026-10-24T06:01:44.000Z", "_created": "2026-07-16T05:57:05.000Z", "_published": "2026-07-16T06:01:46.377Z", "_jobs": [ { "job": 87546892659, "time": 153, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "NOTE", "artifact": "8366352610" }, { "job": 87546892651, "time": 152, "config": "linux-release-x86_64", "r": "4.6.1", "check": "NOTE", "artifact": "8366351933" }, { "job": 87546892686, "time": 167, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "NOTE", "artifact": "8366364938" }, { "job": 87546892683, "time": 179, "config": "macos-release-arm64", "r": "4.6.1", "check": "NOTE", "artifact": "8366369100" }, { "job": 87546250027, "time": 264, "config": "source", "r": "4.6.1", "check": "OK", "artifact": "8366305791" }, { "job": 87546892660, "time": 146, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "8366350061" }, { "job": 87546892684, "time": 94, "config": "windows-devel", "r": "4.7.0", "check": "NOTE", "artifact": "8366335462" }, { "job": 87546892691, "time": 76, "config": "windows-oldrel", "r": "4.5.3", "check": "NOTE", "artifact": "8366330100" }, { "job": 87546892649, "time": 82, "config": "windows-release", "r": "4.6.1", "check": "NOTE", "artifact": "8366332193" } ], "_host": "GitHub-Actions", "_buildurl": "https://github.com/r-universe/fchen365/actions/runs/29475069600", "_status": "success", "_upstream": "https://github.com/fchen365/epca", "_commit": { "id": "d61352c653c533870b4599847f1a6389ff2a7a14", "author": "Fan Chen <18655399+fchen365@users.noreply.github.com>", "committer": "GitHub ", "message": "Update reference", "time": 1714956788 }, "_maintainer": { "name": "Fan Chen", "email": "fan.chen@wisc.edu", "orcid": "0000-0003-4508-6023" }, "_distro": "resolute", "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 3.5", "role": "Depends" }, { "package": "clue", "role": "Imports" }, { "package": "irlba", "role": "Imports" }, { "package": "Matrix", "role": "Imports" }, { "package": "GPArotation", "role": "Imports" }, { "package": "elasticnet", "role": "Suggests" }, { "package": "ggcorrplot", "role": "Suggests" }, { "package": "tidyverse", "role": "Suggests" }, { "package": "rmarkdown", "role": "Suggests" }, { "package": "reshape2", "role": "Suggests" }, { "package": "markdown", "role": "Suggests" }, { "package": "RSpectra", "role": "Suggests" }, { "package": "matlabr", "role": "Suggests" }, { "package": "knitr", "role": "Suggests" }, { "package": "PMA", "role": "Suggests" }, { "package": "testthat", "version": ">= 3.0.0", "role": "Suggests" } ], "_owner": "fchen365", "_selfowned": true, "_usedby": 0, "_updates": [], "_tags": [], "_topics": [ "community-detection", "exploratory-data-analysis", "matrix-decompositions", "pca", "principal-component-analysis", "sparse-matrix" ], "_stars": 12, "_contributors": [ { "user": "fchen365", "count": 7, "uuid": 18655399 } ], "_userbio": { "uuid": 18655399, "type": "user", "name": "Fan Chen (Trevor)", "followers": 19 }, "_downloads": { "count": 277, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/epca" }, "_devurl": "https://github.com/fchen365/epca", "_searchresults": 14, "_rbuild": "4.6.1", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/epca.html", "extra/NEWS.html", "extra/NEWS.txt", "extra/readme.html", "extra/readme.md", "manual.pdf" ], "_homeurl": "https://github.com/fchen365/epca", "_realowner": "fchen365", "_cranurl": true, "_releases": [ { "version": "1.0.0", "date": "2020-06-26" }, { "version": "1.0.1", "date": "2023-02-07" }, { "version": "1.1.0", "date": "2023-07-10" } ], "_exports": [ "cpve", "dist.matrix", "inner", "misClustRate", "polar", "pve", "rotation", "sca", "shrinkage", "sma", "varimax.criteria", "vgQ.absmin" ], "_datasets": [ { "name": "pitprops", "title": "Pitprops correlation data", "object": "pitprops", "file": "pitprops.rda", "class": [ "matrix", "array" ], "fields": [ "topdiam", "length", "moist", "testsg", "ovensg", "ringtop", "ringbut", "bowmax", "bowdist", "whorls", "clear", "knots", "diaknot" ], "rows": 13, "table": true, "tojson": true } ], "_help": [ { "page": "epca-package", "title": "Exploratory Principal Component Analysis", "topics": [ "epca-package" ] }, { "page": "absmin", "title": "Absmin Rotation", "topics": [ "absmin" ] }, { "page": "absmin.criteria", "title": "Absmin Criteria", "topics": [ "absmin.criteria" ] }, { "page": "cpve", "title": "Cumulative Proportion of Variance Explained (CPVE)", "topics": [ "cpve" ] }, { "page": "dist.matrix", "title": "Matrix Column Distance", "topics": [ "dist.matrix" ] }, { "page": "distance", "title": "Matrix Distance", "topics": [ "distance" ] }, { "page": "exp.frac", "title": "Calculate fractional exponent/power", "topics": [ "exp.frac" ] }, { "page": "hard", "title": "Hard-thresholding", "topics": [ "hard" ] }, { "page": "inner", "title": "Matrix Inner Product", "topics": [ "inner" ] }, { "page": "labelCluster", "title": "Label Cluster", "topics": [ "labelCluster" ] }, { "page": "misClustRate", "title": "Mis-Classification Rate (MCR)", "topics": [ "misClustRate" ] }, { "page": "norm.Lp", "title": "Element-wise Matrix Norm", "topics": [ "norm.Lp" ] }, { "page": "permColumn", "title": "Permute columns of a block membership matrix", "topics": [ "permColumn" ] }, { "page": "pitprops", "title": "Pitprops correlation data", "topics": [ "pitprops" ] }, { "page": "polar", "title": "Polar Decomposition", "topics": [ "polar" ] }, { "page": "print.sca", "title": "Print SCA", "topics": [ "print.sca" ] }, { "page": "print.sma", "title": "Print SMA", "topics": [ "print.sma" ] }, { "page": "prs", "title": "Polar-Rotate-Shrink", "topics": [ "prs" ] }, { "page": "pve", "title": "Proportion of Variance Explained (PVE)", "topics": [ "pve" ] }, { "page": "rootmatrix", "title": "Find root matrix", "topics": [ "rootmatrix" ] }, { "page": "rotation", "title": "Varimax Rotation", "topics": [ "rotation" ] }, { "page": "sca", "title": "Sparse Component Analysis", "topics": [ "sca" ] }, { "page": "shrinkage", "title": "Shrinkage", "topics": [ "shrinkage" ] }, { "page": "sma", "title": "Sparse Matrix Approximation", "topics": [ "sma" ] }, { "page": "soft", "title": "Soft-thresholding", "topics": [ "soft" ] }, { "page": "varimax", "title": "Varimax Rotation", "topics": [ "varimax" ] }, { "page": "varimax.criteria", "title": "The varimax criterion", "topics": [ "varimax.criteria" ] }, { "page": "vgQ.absmin", "title": "Gradient of Absmin Criterion", "topics": [ "vgQ.absmin" ] } ], "_readme": "https://github.com/fchen365/epca/raw/HEAD/README.md", "_rundeps": [ "clue", "cluster", "GPArotation", "irlba", "lattice", "Matrix" ], "_vignettes": [ { "source": "epca.Rmd", "filename": "epca.html", "title": "Explore multivariate data with epca", "author": "Fan Chen (fan.chen@wisc.edu)", "engine": "knitr::knitr", "headings": [ "Quick Start", "Example 1: pitprops data", "Example 2: single-cell RNA-seq data" ], "created": "2020-06-23 04:04:58", "modified": "2023-07-10 05:24:50", "commits": 2 } ], "_score": 4.924279286061882, "_indexed": true, "_nocasepkg": "epca", "_universes": [ "fchen365" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "1.1.0", "date": "2026-07-16T05:59:43.000Z", "distro": "resolute", "commit": "d61352c653c533870b4599847f1a6389ff2a7a14", "fileid": "https://r2.ropensci.org/909ff3623cc4f9f17b832ab0688d2014df4dcc8f7322aefdb4964caa61bc27ec", "status": "success", "check": "NOTE", "buildurl": "https://github.com/r-universe/fchen365/actions/runs/29475069600" }, { "r": "4.6.1", "os": "linux", "version": "1.1.0", "date": "2026-07-16T05:59:40.000Z", "distro": "resolute", "commit": "d61352c653c533870b4599847f1a6389ff2a7a14", "fileid": "https://r2.ropensci.org/2bbf6b64de4fafdc0c780c1e2cfc2d81309caeaa74a9380ac07a69d1001bf4f8", "status": "success", "check": "NOTE", "buildurl": "https://github.com/r-universe/fchen365/actions/runs/29475069600" }, { "r": "4.5.3", "os": "mac", "version": "1.1.0", "date": "2026-07-16T06:00:30.000Z", "commit": "d61352c653c533870b4599847f1a6389ff2a7a14", "fileid": "https://r2.ropensci.org/575a2a4b0cfef79fca48fda126ce41764272d7cb39deb62228e245cfb5494b9d", "status": "success", "check": "NOTE", "buildurl": "https://github.com/r-universe/fchen365/actions/runs/29475069600" }, { "r": "4.6.1", "os": "mac", "version": "1.1.0", "date": "2026-07-16T06:00:31.000Z", "commit": "d61352c653c533870b4599847f1a6389ff2a7a14", "fileid": "https://r2.ropensci.org/bb5b3a94a34b2245a5446bf1c10947e7a4e8886d267d1e441d3b158ec7d0feb5", "status": "success", "check": "NOTE", "buildurl": "https://github.com/r-universe/fchen365/actions/runs/29475069600" }, { "r": "4.6.0", "os": "wasm", "version": "1.1.0", "date": "2026-07-16T05:59:48.000Z", "commit": "d61352c653c533870b4599847f1a6389ff2a7a14", "fileid": "https://r2.ropensci.org/7d75e96e3cc0fe49c732aeb476fcac99aaec1191b26a9886cbf85f283b859801", "status": "success", "buildurl": "https://github.com/r-universe/fchen365/actions/runs/29475069600" }, { "r": "4.7.0", "os": "win", "version": "1.1.0", "date": "2026-07-16T05:58:40.000Z", "commit": "d61352c653c533870b4599847f1a6389ff2a7a14", "fileid": "https://r2.ropensci.org/666ee11b9bbe9e735fd225975d3eb7e42631cf288fd5bba6b8593ba6c8eddf41", "status": "success", "check": "NOTE", "buildurl": "https://github.com/r-universe/fchen365/actions/runs/29475069600" }, { "r": "4.5.3", "os": "win", "version": "1.1.0", "date": "2026-07-16T05:58:21.000Z", "commit": "d61352c653c533870b4599847f1a6389ff2a7a14", "fileid": "https://r2.ropensci.org/39a5df67bba6333ea886004bef1f4b3a322993aa85e8c072df85a3172c2295dc", "status": "success", "check": "NOTE", "buildurl": "https://github.com/r-universe/fchen365/actions/runs/29475069600" }, { "r": "4.6.1", "os": "win", "version": "1.1.0", "date": "2026-07-16T05:58:28.000Z", "commit": "d61352c653c533870b4599847f1a6389ff2a7a14", "fileid": "https://r2.ropensci.org/682b2dc6fd0705149a6dc79ae0e936d3fc2d85a7efc5370d311a77768056776b", "status": "success", "check": "NOTE", "buildurl": "https://github.com/r-universe/fchen365/actions/runs/29475069600" } ] }