{ "_id": "6a6312bed3420cf5dfdb6bbe", "Package": "lotri", "Title": "A Simple Way to Specify Symmetric, Block Diagonal Matrices", "Version": "1.0.5", "Authors@R": "c(person(\"Matthew L.\", \"Fidler\", , \"matthew.fidler@gmail.com\", role = c(\"aut\", \"cre\"),\ncomment = c(ORCID = \"0000-0001-8538-6691\")),\nperson(\ngiven = \"Mauricio\",\nfamily = \"Vargas Sepulveda\",\nrole = \"ctb\",\nemail = \"m.vargas.sepulveda@gmail.com\",\ncomment = c(ORCID = \"0000-0003-1017-7574\")),\nperson(\"Bill\", \"Denney\", email=\"wdenney@humanpredictions.com\", role=\"ctb\", comment=c(ORCID=\"0000-0002-5759-428X\")))", "Maintainer": "Matthew L. Fidler ", "Description": "Provides a simple mechanism to specify a symmetric block\ndiagonal matrices (often used for covariance matrices). This\nis based on the domain specific language implemented in\n'nlmixr2' but expanded to create matrices in R generally\ninstead of specifying parts of matrices to estimate. It has\nexpanded to include some matrix manipulation functions that are\ngenerally useful for 'rxode2' and 'nlmixr2'.", "License": "GPL (>=2)", "URL": "https://nlmixr2.github.io/lotri/, https://github.com/nlmixr2/lotri", "BugReports": "https://github.com/nlmixr2/lotri/issues", "VignetteBuilder": "knitr", "Biarch": "true", "Config/testthat/edition": "3", "Encoding": "UTF-8", "NeedsCompilation": "yes", "Language": "en-US", "Config/roxygen2/version": "8.0.0", "Repository": "https://nlmixr2.r-universe.dev", "Date/Publication": "2026-05-20 19:24:44 UTC", "RemoteUrl": "https://github.com/nlmixr2/lotri", "RemoteRef": "HEAD", "RemoteSha": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "Packaged": { "Date": "2026-07-24 06:21:01 UTC", "User": "root" }, "Author": "Matthew L. Fidler [aut, cre] (ORCID:\n),\nMauricio Vargas Sepulveda [ctb] (ORCID:\n),\nBill Denney [ctb] (ORCID: )", "_user": "nlmixr2", "_type": "src", "_file": "lotri_1.0.5.tar.gz", "_fileid": "https://r2.ropensci.org/7898cb80228fde0a54db18d9a7ae98faeb7123d9e9661ab89b3708f82ff73cea", "_filesize": 430417, "_sha256": "7898cb80228fde0a54db18d9a7ae98faeb7123d9e9661ab89b3708f82ff73cea", "_expires": "2026-11-01T07:22:36.000Z", "_created": "2026-07-24T06:21:01.000Z", "_published": "2026-07-24T07:22:37.996Z", "_jobs": [ { "job": 89414745475, "time": 121, "config": "linux-devel-arm64", "r": "4.7.0", "check": "NOTE", "artifact": "8588412647" }, { "job": 89414745487, "time": 149, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "NOTE", "artifact": "8588420232" }, { "job": 89414745481, "time": 120, "config": "linux-release-arm64", "r": "4.6.1", "check": "OK", "artifact": "8588412567" }, { "job": 89414745518, "time": 132, "config": "linux-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "8588415556" }, { "job": 89414745483, "time": 103, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "OK", "artifact": "8589536473" }, { "job": 89414745472, "time": 163, "config": "macos-oldrel-x86_64", "r": "4.5.3", "check": "OK", "artifact": "8589574275" }, { "job": 89414745461, "time": 86, "config": "macos-release-arm64", "r": "4.6.1", "check": "OK", "artifact": "8589531750" }, { "job": 89414745463, "time": 202, "config": "macos-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "8589359107" }, { "job": 89414324301, "time": 174, "config": "source", "r": "4.6.1", "check": "OK", "artifact": "8588376214" }, { "job": 89414745438, "time": 114, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "8588410552" }, { "job": 89414745489, "time": 129, "config": "windows-devel-x86_64", "r": "4.7.0", "check": "NOTE", "artifact": "8588414325" }, { "job": 89414745503, "time": 137, "config": "windows-oldrel-x86_64", "r": "4.5.3", "check": "OK", "artifact": "8588417664" }, { "job": 89414745506, "time": 122, "config": "windows-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "8588413379" } ], "_host": "GitHub-Actions", "_buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189", "_status": "success", "_upstream": "https://github.com/nlmixr2/lotri", "_commit": { "id": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "author": "mattfidler ", "committer": "mattfidler ", "message": "version bump\n", "time": 1779305084 }, "_maintainer": { "name": "Matthew L. Fidler", "email": "matthew.fidler@gmail.com", "login": "mattfidler", "description": "Also a Novartis employee; Can reach me at my Novartis email: matt.fidler@novartis.com", "uuid": 514778, "orcid": "0000-0001-8538-6691" }, "_distro": "resolute", "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 3.4.0", "role": "Depends" }, { "package": "cpp4r", "role": "LinkingTo" }, { "package": "armadillo4r", "role": "LinkingTo" }, { "package": "checkmate", "role": "Imports" }, { "package": "crayon", "role": "Imports" }, { "package": "methods", "role": "Imports" }, { "package": "stats", "role": "Imports" }, { "package": "utils", "role": "Imports" }, { "package": "ggplot2", "role": "Suggests" }, { "package": "knitr", "role": "Suggests" }, { "package": "Matrix", "role": "Suggests" }, { "package": "microbenchmark", "role": "Suggests" }, { "package": "rmarkdown", "role": "Suggests" }, { "package": "testthat", "role": "Suggests" }, { "package": "memuse", "role": "Suggests" } ], "_owner": "nlmixr2", "_selfowned": true, "_usedby": 20, "_updates": [ { "week": "2025-34", "n": 1 }, { "week": "2025-35", "n": 1 }, { "week": "2026-04", "n": 2 }, { "week": "2026-11", "n": 1 }, { "week": "2026-14", "n": 1 }, { "week": "2026-20", "n": 18 }, { "week": "2026-21", "n": 2 } ], "_tags": [ { "name": "v1.0.2", "date": "2025-08-29" }, { "name": "v1.0.3", "date": "2026-03-11" }, { "name": "v1.0.4", "date": "2026-05-13" } ], "_stars": 7, "_contributors": [ { "user": "mattfidler", "count": 388, "uuid": 514778 }, { "user": "billdenney", "count": 11, "uuid": 10359931 }, { "user": "pachadotdev", "count": 2, "uuid": 10091065 }, { "user": "copilot", "count": 1, "uuid": 198982749 }, { "user": "olivroy", "count": 1, "uuid": 52606734 } ], "_userbio": { "uuid": 94710774, "type": "organization", "name": "nlmixr2", "followers": 57 }, "_downloads": { "count": 2186, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/lotri" }, "_devurl": "https://github.com/nlmixr2/lotri", "_pkgdown": "https://nlmixr2.github.io/lotri/", "_searchresults": 37, "_topics": [ "openblas", "cpp", "openmp" ], "_rbuild": "4.6.1", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/lotri.html", "extra/NEWS.html", "extra/NEWS.txt", "extra/readme.html", "extra/readme.md", "manual.pdf" ], "_homeurl": "https://github.com/nlmixr2/lotri", "_realowner": "nlmixr2", "_cranurl": true, "_releases": [ { "version": "0.1.1", "date": "2019-05-14" }, { "version": "0.2.1", "date": "2020-02-12" }, { "version": "0.2.2", "date": "2020-05-29" }, { "version": "0.3.1", "date": "2021-01-05" }, { "version": "0.4.0", "date": "2022-04-15" }, { "version": "0.4.1", "date": "2022-04-21" }, { "version": "0.4.2", "date": "2022-06-18" }, { "version": "0.4.3", "date": "2023-03-20" }, { "version": "1.0.0", "date": "2024-09-18" }, { "version": "1.0.1", "date": "2025-07-18" }, { "version": "1.0.2", "date": "2025-08-29" }, { "version": "1.0.3", "date": "2026-03-11" }, { "version": "1.0.4", "date": "2026-05-14" } ], "_exports": [ ".lotriPointers", "as.lotri", "lotri", "lotriAsExpression", "lotriDataFrameToLotriExpression", "lotriEst", "lotriIsBlockMat", "lotriMat", "lotriMatInv", "lotriNearPD", "lotriSep", "rcm" ], "_help": [ { "page": "as.lotri", "title": "As lower triangular matrix", "topics": [ "as.lotri", "as.lotri.data.frame", "as.lotri.default", "as.lotri.matrix" ] }, { "page": "lotri", "title": "Easily Specify block-diagonal matrices with lower triangular info", "topics": [ "lotri" ] }, { "page": "lotriAsExpression", "title": "Change a matrix or lotri matrix to a lotri expression", "topics": [ "lotriAsExpression" ] }, { "page": "lotriDataFrameToLotriExpression", "title": "Convert a lotri data frame to a lotri expression", "topics": [ "lotriDataFrameToLotriExpression" ] }, { "page": "lotriEst", "title": "Extract or remove lotri estimate data frame from lotri object", "topics": [ "lotriEst" ] }, { "page": "lotriIsBlockMat", "title": "Determine if the matrix is a block matrix", "topics": [ "lotriIsBlockMat" ] }, { "page": "lotriMat", "title": "Create a matrix from a list of matrices", "topics": [ "lotriMat" ] }, { "page": "lotriMatInv", "title": "Converts a matrix into a list of block matrices", "topics": [ "lotriMatInv" ] }, { "page": "lotriNearPD", "title": "C++ implementation of Matrix's nearPD", "topics": [ "lotriNearPD" ] }, { "page": "lotriSep", "title": "Separate a lotri matrix into above and below lotri matrices", "topics": [ "lotriSep" ] }, { "page": "rcm", "title": "Use the RCM algorithm to permute to banded matrix", "topics": [ "rcm" ] } ], "_pkglogo": "https://github.com/nlmixr2/lotri/raw/HEAD/man/figures/logo.png", "_readme": "https://github.com/nlmixr2/lotri/raw/HEAD/README.md", "_rundeps": [ "armadillo4r", "backports", "checkmate", "cpp4r", "crayon" ], "_sysdeps": [ { "shlib": "liblapack", "package": "libopenblas0-pthread", "source": "openblas", "version": "0.3.32+ds-5", "name": "openblas", "homepage": "https://www.openblas.net/", "description": "Optimized BLAS (linear algebra) library (shared lib, pthread)" }, { "shlib": "libblas", "package": "libopenblas0-pthread", "source": "openblas", "version": "0.3.32+ds-5", "name": "openblas", "homepage": "https://www.openblas.net/", "description": "Optimized BLAS (linear algebra) library (shared lib, pthread)" }, { "shlib": "libstdc++", "package": "libstdc++6", "source": "gcc", "version": "16-20260322-1ubuntu1", "name": "c++", "homepage": "http://gcc.gnu.org/", "description": "GNU Standard C++ Library v3" }, { "shlib": "libgomp", "package": "libgomp1", "source": "gcc", "version": "16-20260322-1ubuntu1", "name": "openmp", "homepage": "http://gcc.gnu.org/", "description": "GCC OpenMP (GOMP) support library" } ], "_vignettes": [ { "source": "lotri-motivation.Rmd", "filename": "lotri-motivation.html", "title": "Lotri Motivation", "author": "Matthew Fidler", "engine": "knitr::rmarkdown", "headings": [ "Motivation", "Creating lists of matrices with attached properties", "Combining symmetric named matrices" ], "created": "2019-05-10 03:04:32", "modified": "2022-06-18 01:05:53", "commits": 8 } ], "_score": 8.677229207756818, "_indexed": true, "_nocasepkg": "lotri", "_universes": [ "nlmixr2", "mattfidler" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "1.0.5", "date": "2026-07-24T06:23:11.000Z", "distro": "resolute", "arch": "aarch64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/c8aa7d57affc823c1bb5dc0d19859279d9e99d8163126d7d250d43b965c9d70a", "status": "success", "check": "NOTE", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.7.0", "os": "linux", "version": "1.0.5", "date": "2026-07-24T06:23:32.000Z", "distro": "resolute", "arch": "x86_64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/185f997a61b3a9a1efc11d2a3644ab15059091c234b6bdcd36625df753becaeb", "status": "success", "check": "NOTE", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.6.1", "os": "linux", "version": "1.0.5", "date": "2026-07-24T06:23:11.000Z", "distro": "resolute", "arch": "aarch64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/6bd5edf358b1c63d0cbcfd61dcdadaf670f4a7fea9ccaa196012e884463b1c49", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.6.1", "os": "linux", "version": "1.0.5", "date": "2026-07-24T06:23:24.000Z", "distro": "resolute", "arch": "x86_64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/6ced1ce9f88de167fa9bd70609a60997292fb5417560527711fa75f50c12d545", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.5.3", "os": "mac", "version": "1.0.5", "date": "2026-07-24T07:20:00.000Z", "arch": "aarch64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/cf2445bf3b5a1e574a58085d1c3a457a719aa0c4c2267b50ce973c052d921174", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.5.3", "os": "mac", "version": "1.0.5", "date": "2026-07-24T07:21:32.000Z", "arch": "x86_64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/b78a9f3345c8632f420321b063e03790b91204ffb2c5f5c1f2edea8558f37a35", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.6.1", "os": "mac", "version": "1.0.5", "date": "2026-07-24T07:19:46.000Z", "arch": "aarch64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/736c44340836a7b700aef6d137b7af6542b1df39de7b48d482094fa36b480d36", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.6.1", "os": "mac", "version": "1.0.5", "date": "2026-07-24T07:10:50.000Z", "arch": "x86_64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/d86a9321544782062e7ce891eafc44385b2bd1bd5910d3da0484c12f3b5c65dc", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.6.0", "os": "wasm", "version": "1.0.5", "date": "2026-07-24T06:23:18.000Z", "arch": "emscripten", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/90f339faef259231f468d9b5d08f0b05c9e7164c16ab21b6e4b2e68ff7dc3d46", "status": "success", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.7.0", "os": "win", "version": "1.0.5", "date": "2026-07-24T06:22:25.000Z", "arch": "x86_64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/28fedc210e4c32e4e4b3385b3bf7ca26efa5e87006af29e9eb3b18f0aedffd6c", "status": "success", "check": "NOTE", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.5.3", "os": "win", "version": "1.0.5", "date": "2026-07-24T06:22:48.000Z", "arch": "x86_64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/810571079192771ccd5a2e5b0517138179c1af28e5fadd9c1945458fb0d743e1", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" }, { "r": "4.6.1", "os": "win", "version": "1.0.5", "date": "2026-07-24T06:22:31.000Z", "arch": "x86_64", "commit": "9466a49b56e9fad2013c0c00c0af516dd70b2ea7", "fileid": "https://r2.ropensci.org/6cb3e9f0425942b042de687a799926378945fbd8e39869865ca238ec1196ca05", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nlmixr2/actions/runs/30071875189" } ] }