{ "_id": "6a2d06bb3efcd9bda42ecd8b", "Package": "lotri", "Title": "A Simple Way to Specify Symmetric, Block Diagonal Matrices", "Version": "1.0.4", "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", "Packaged": { "Date": "2026-06-13 07:25:46 UTC", "User": "root" }, "Author": "Matthew L. Fidler [aut, cre] (ORCID:\n), Mauricio Vargas\nSepulveda [ctb] (ORCID:\n), Bill Denney [ctb]\n(ORCID: )", "Repository": "https://cran.r-universe.dev", "Date/Publication": "2026-05-14 08:05:28 UTC", "RemoteUrl": "https://github.com/cran/lotri", "RemoteRef": "HEAD", "RemoteSha": "a8b48f8c030bd9a92a6d73ab37b085b648dd8bb6", "MD5sum": "144041af1ef4e52b6bec4a41bb33570c", "_user": "cran", "_type": "src", "_file": "lotri_1.0.4.tar.gz", "_fileid": "0f3839e3a21ecd1ea00d57ecba77034f5edc7ec4f543604fc119dc4facc85865", "_filesize": 424379, "_sha256": "0f3839e3a21ecd1ea00d57ecba77034f5edc7ec4f543604fc119dc4facc85865", "_created": "2026-06-13T07:25:46.000Z", "_published": "2026-06-13T07:28:59.259Z", "_distro": "noble", "_jobs": [ { "job": 81172720098, "time": 125, "config": "linux-devel-arm64", "r": "4.7.0", "check": "OK", "artifact": "7608623742" }, { "job": 81172720101, "time": 130, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "7608624561" }, { "job": 81172720099, "time": 128, "config": "linux-release-arm64", "r": "4.6.0", "check": "OK", "artifact": "7608624351" }, { "job": 81172720093, "time": 137, "config": "linux-release-x86_64", "r": "4.6.0", "check": "OK", "artifact": "7608626594" }, { "job": 81172498680, "time": 209, "config": "source", "r": "4.6.0", "check": "OK", "artifact": "7608603408" }, { "job": 81172720065, "time": 121, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "7608623260" } ], "_buildurl": "https://github.com/r-universe/cran/actions/runs/27460232882", "_status": "success", "_host": "GitHub-Actions", "_upstream": "https://github.com/cran/lotri", "_commit": { "id": "a8b48f8c030bd9a92a6d73ab37b085b648dd8bb6", "author": "Matthew L. Fidler ", "committer": "cran-robot ", "message": "version 1.0.4\n", "time": 1778745928 }, "_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" }, "_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": "cran", "_selfowned": false, "_usedby": 19, "_updates": [ { "week": "2025-29", "n": 1 }, { "week": "2025-35", "n": 1 }, { "week": "2026-11", "n": 1 }, { "week": "2026-20", "n": 1 } ], "_tags": [ { "name": "1.0.1", "date": "2025-07-18" }, { "name": "1.0.2", "date": "2025-08-29" }, { "name": "1.0.3", "date": "2026-03-11" }, { "name": "1.0.4", "date": "2026-05-14" } ], "_stars": 0, "_contributors": [ { "user": "mattfidler", "count": 13, "uuid": 514778 } ], "_userbio": { "uuid": 6899542, "type": "organization", "name": "cran", "description": "Unofficial read-only mirror of all CRAN R packages" }, "_downloads": { "count": 3388, "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": "4.6.0", "_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": false, "_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/cran/lotri/raw/HEAD/man/figures/logo.png", "_readme": "https://github.com/cran/lotri/raw/HEAD/README.md", "_rundeps": [ "armadillo4r", "backports", "checkmate", "cpp4r", "crayon" ], "_sysdeps": [ { "shlib": "liblapack", "package": "libopenblas0-pthread", "source": "openblas", "version": "0.3.26+ds-1ubuntu0.1", "name": "openblas", "homepage": "https://www.openblas.net/", "description": "Optimized BLAS (linear algebra) library (shared lib, pthread)" }, { "shlib": "libblas", "package": "libopenblas0-pthread", "source": "openblas", "version": "0.3.26+ds-1ubuntu0.1", "name": "openblas", "homepage": "https://www.openblas.net/", "description": "Optimized BLAS (linear algebra) library (shared lib, pthread)" }, { "shlib": "libstdc++", "package": "libstdc++6", "source": "gcc", "version": "14.2.0-4ubuntu2~24.04.1", "name": "c++", "homepage": "http://gcc.gnu.org/", "description": "GNU Standard C++ Library v3" }, { "shlib": "libgomp", "package": "libgomp1", "source": "gcc", "version": "14.2.0-4ubuntu2~24.04.1", "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": "2019-05-14 13:00:09", "modified": "2022-06-18 15:50:02", "commits": 5 } ], "_score": 6.155049977062137, "_indexed": false, "_nocasepkg": "lotri", "_universes": [ "cran" ], "_indexurl": "https://nlmixr2.r-universe.dev/lotri", "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "1.0.4", "date": "2026-06-13T07:27:58.000Z", "distro": "noble", "arch": "aarch64", "commit": "a8b48f8c030bd9a92a6d73ab37b085b648dd8bb6", "fileid": "650668088703bc42ef4d375554006ad16584a78ec30dec7e9943d2241bedb6c1", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/27460232882" }, { "r": "4.7.0", "os": "linux", "version": "1.0.4", "date": "2026-06-13T07:28:06.000Z", "distro": "noble", "arch": "x86_64", "commit": "a8b48f8c030bd9a92a6d73ab37b085b648dd8bb6", "fileid": "c228e2ca4ad7d8c98e2e0824943bd34204977583210b14d8b09bc91793e3f880", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/27460232882" }, { "r": "4.6.0", "os": "linux", "version": "1.0.4", "date": "2026-06-13T07:28:02.000Z", "distro": "noble", "arch": "aarch64", "commit": "a8b48f8c030bd9a92a6d73ab37b085b648dd8bb6", "fileid": "b693b00b8e7dc75dce03b2f499daa92aab93499ee2d03b595d731041813bc8fa", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/27460232882" }, { "r": "4.6.0", "os": "linux", "version": "1.0.4", "date": "2026-06-13T07:28:13.000Z", "distro": "noble", "arch": "x86_64", "commit": "a8b48f8c030bd9a92a6d73ab37b085b648dd8bb6", "fileid": "78c41a7e585204b01ead801543df6fa5a65264d02818f6ca9268d6569c5b452a", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/27460232882" }, { "r": "4.6.0", "os": "wasm", "version": "1.0.4", "date": "2026-06-13T07:28:10.000Z", "arch": "emscripten", "commit": "a8b48f8c030bd9a92a6d73ab37b085b648dd8bb6", "fileid": "876b3ac10827e74541f5d04b60e31159a151ab10a0edc162670e4818ab815eaf", "status": "success", "buildurl": "https://github.com/r-universe/cran/actions/runs/27460232882" } ] }