{ "_id": "6a1d47761d7bb097a0a425ff", "Package": "gek", "Title": "Gradient-Enhanced Kriging", "Version": "1.2.0", "Date": "2026-01-10", "Authors@R": "c(person(\"Carmen\" , \"van Meegen\", role = c(\"aut\" , \"cre\"), email = \"vanmeegen@statistik.tu-dortmund.de\" , comment = c(ORCID = \"0000-0003-4125-5088\")))", "Description": "Gradient-Enhanced Kriging as an emulator for computer\nexperiments based on Maximum-Likelihood estimation.", "License": "GPL (>= 2)", "LazyData": "true", "NeedsCompilation": "yes", "Packaged": { "Date": "2026-06-01 08:46:14 UTC", "User": "root" }, "Author": "Carmen van Meegen [aut, cre] (ORCID:\n)", "Maintainer": "Carmen van Meegen ", "Repository": "https://cran.r-universe.dev", "Date/Publication": "2026-01-30 21:12:03 UTC", "RemoteUrl": "https://github.com/cran/gek", "RemoteRef": "HEAD", "RemoteSha": "baf7267c4b4bfb31ac961ae0ecbeb496d368cdfe", "MD5sum": "620661f11d907bd5b82a3830d840ecc1", "_user": "cran", "_type": "src", "_file": "gek_1.2.0.tar.gz", "_fileid": "f70f08762238a54fd5f07571937b8b17c953e56e0819a87471feccc9ffd68699", "_filesize": 521556, "_sha256": "f70f08762238a54fd5f07571937b8b17c953e56e0819a87471feccc9ffd68699", "_created": "2026-06-01T08:46:14.000Z", "_published": "2026-06-01T08:48:54.446Z", "_distro": "noble", "_jobs": [ { "job": 78817000404, "time": 114, "config": "linux-devel-arm64", "r": "4.7.0", "check": "OK", "artifact": "7327144898" }, { "job": 78817000506, "time": 113, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "7327144446" }, { "job": 78817000452, "time": 115, "config": "linux-release-arm64", "r": "4.6.0", "check": "OK", "artifact": "7327145342" }, { "job": 78817000439, "time": 113, "config": "linux-release-x86_64", "r": "4.6.0", "check": "OK", "artifact": "7327144997" }, { "job": 78816558792, "time": 160, "config": "source", "r": "4.6.0", "check": "OK", "artifact": "7327106469" }, { "job": 78817000326, "time": 95, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "7327138395" } ], "_buildurl": "https://github.com/r-universe/cran/actions/runs/26744523635", "_status": "success", "_host": "GitHub-Actions", "_upstream": "https://github.com/cran/gek", "_commit": { "id": "baf7267c4b4bfb31ac961ae0ecbeb496d368cdfe", "author": "Carmen van Meegen ", "committer": "cran-robot ", "message": "version 1.2.0\n", "time": 1769807523 }, "_maintainer": { "name": "Carmen van Meegen", "email": "vanmeegen@statistik.tu-dortmund.de", "orcid": "0000-0003-4125-5088" }, "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 3.5.0", "role": "Depends" }, { "package": "stats", "role": "Imports" }, { "package": "graphics", "role": "Imports" }, { "package": "dfoptim", "role": "Imports" } ], "_owner": "cran", "_selfowned": false, "_usedby": 0, "_updates": [ { "week": "2026-05", "n": 1 } ], "_tags": [ { "name": "1.2.0", "date": "2026-01-30" } ], "_stars": 0, "_userbio": { "uuid": 6899542, "type": "organization", "name": "cran", "description": "Unofficial read-only mirror of all CRAN R packages" }, "_downloads": { "count": 155, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/gek" }, "_searchresults": 0, "_rbuild": "4.6.0", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/gek.html", "extra/NEWS.html", "extra/NEWS.txt", "manual.pdf" ], "_realowner": "cran", "_cranurl": false, "_releases": [ { "version": "1.1.0", "date": "2025-03-14" }, { "version": "1.2.0", "date": "2026-01-30" } ], "_exports": [ "banana", "bananaGrad", "blockChol", "blockCor", "blockCor.default", "borehole", "boreholeGrad", "branin", "braninGrad", "camel3", "camel3Grad", "camel6", "camel6Grad", "cigar", "cigarGrad", "confint.gekm", "derivModelMatrix", "derivModelMatrix.gekm", "gekm", "griewank", "griewankGrad", "himmelblau", "himmelblauGrad", "logLikFun", "logLikGrad", "loo", "model.matrix.gekm", "predict.gekm", "qing", "qingGrad", "rastrigin", "rastriginGrad", "schwefel", "schwefelGrad", "short", "shortGrad", "sphere", "sphereGrad", "steel", "steelGrad", "styblinski", "styblinskiGrad", "sulfur", "sulfurGrad", "summary.gekm", "tangents", "vectorfield" ], "_datasets": [ { "name": "consTPM", "title": "Consolidation Process in a Homogeneous Cohesive Soil Layer", "object": "cons", "class": [ "data.frame" ], "fields": [ "disp", "stiff", "poisson", "mass", "volume" ], "rows": 50, "table": true, "tojson": true }, { "name": "consVSA", "title": "Consolidation Process in a Homogeneous Cohesive Soil Layer", "object": "cons", "class": [ "data.frame" ], "fields": [ "stiff", "poisson", "mass", "volume" ], "rows": 50, "table": true, "tojson": true } ], "_help": [ { "page": "banana", "title": "Rosenbrock's Banana Function", "topics": [ "banana", "bananaGrad" ] }, { "page": "blockChol", "title": "Block Cholesky Decomposition", "topics": [ "blockChol" ] }, { "page": "blockCor", "title": "Correlation Matrix without or with Derivatives", "topics": [ "blockCor", "blockCor.default", "blockCor.gekm" ] }, { "page": "borehole", "title": "Borehole Function", "topics": [ "borehole", "boreholeGrad" ] }, { "page": "branin", "title": "Branin-Hoo Function", "topics": [ "branin", "braninGrad" ] }, { "page": "camel3", "title": "Three-Hump Camel Function", "topics": [ "camel3", "camel3Grad" ] }, { "page": "camel6", "title": "Six-Hump Camel Function", "topics": [ "camel6", "camel6Grad" ] }, { "page": "cigar", "title": "Bent Cigar Function", "topics": [ "cigar", "cigarGrad" ] }, { "page": "confint.gekm", "title": "Confint Method for a gekm Object", "topics": [ "confint.gekm" ] }, { "page": "cons", "title": "Consolidation Process in a Homogeneous Cohesive Soil Layer", "topics": [ "cons", "consTPM", "consVSA" ] }, { "page": "derivModelMatrix", "title": "Derivatives of Model Matrix", "topics": [ "derivModelMatrix", "derivModelMatrix.default", "derivModelMatrix.gekm", "model.matrix.gekm" ] }, { "page": "gekm", "title": "Fitting (Gradient-Enhanced) Kriging Models", "topics": [ "gekm", "print.gekm" ] }, { "page": "griewank", "title": "Griewank Function", "topics": [ "griewank", "griewankGrad" ] }, { "page": "himmelblau", "title": "Himmelblau's Function", "topics": [ "himmelblau", "himmelblauGrad" ] }, { "page": "logLik.gekm", "title": "Log-Likelihood of a gekm Object", "topics": [ "logLik.gekm" ] }, { "page": "logLikFun", "title": "Log-Likelihood Function", "topics": [ "logLikFun", "logLikFun.default", "logLikFun.gekm" ] }, { "page": "logLikGrad", "title": "Log-Likelihood Function", "topics": [ "logLikGrad", "logLikGrad.default", "logLikGrad.gekm" ] }, { "page": "loo", "title": "Leave-One-Out Cross-Validation", "topics": [ "loo", "loo.gekm" ] }, { "page": "plot.gekm", "title": "Plot Method for a gekm Object", "topics": [ "plot.gekm" ] }, { "page": "predict.gekm", "title": "Predict Method for a gekm Object", "topics": [ "predict.gekm" ] }, { "page": "qing", "title": "Qing Function", "topics": [ "qing", "qingGrad" ] }, { "page": "rastrigin", "title": "Rastrigin Function", "topics": [ "rastrigin", "rastriginGrad" ] }, { "page": "schwefel", "title": "Schwefel Function", "topics": [ "schwefel", "schwefelGrad" ] }, { "page": "short", "title": "Short Column Function", "topics": [ "short", "shortGrad" ] }, { "page": "sigma.gekm", "title": "Extract Process Standard Deviation", "topics": [ "sigma.gekm" ] }, { "page": "simulate.gekm", "title": "Simulation of Conditional Process Paths", "topics": [ "simulate.gekm" ] }, { "page": "sphere", "title": "Sphere Function", "topics": [ "sphere", "sphereGrad" ] }, { "page": "steel", "title": "Steel Column Function", "topics": [ "steel", "steelGrad" ] }, { "page": "styblinski", "title": "Styblinski-Tang Function", "topics": [ "styblinski", "styblinskiGrad" ] }, { "page": "sulfur", "title": "Sulfur Model Function", "topics": [ "sulfur", "sulfurGrad" ] }, { "page": "summary.gekm", "title": "Summary Method for a gekm Object", "topics": [ "print.summary.gekm", "summary.gekm" ] }, { "page": "tangents", "title": "Add Tangent Lines to a Plot", "topics": [ "tangents" ] }, { "page": "testfunctions", "title": "Test Functions in 'gek'", "topics": [ "testfunctions" ] }, { "page": "vectorfield", "title": "Add a Vector Field to a Plot", "topics": [ "vectorfield" ] } ], "_rundeps": [ "dfoptim" ], "_score": 1, "_indexed": true, "_nocasepkg": "gek", "_universes": [ "cran" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "1.2.0", "date": "2026-06-01T08:48:13.000Z", "distro": "noble", "arch": "aarch64", "commit": "baf7267c4b4bfb31ac961ae0ecbeb496d368cdfe", "fileid": "c92ee3bf89f2a3df16b462785ab6d4906f6e5a90aca8524253bc95390d00978d", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/26744523635" }, { "r": "4.7.0", "os": "linux", "version": "1.2.0", "date": "2026-06-01T08:48:07.000Z", "distro": "noble", "arch": "x86_64", "commit": "baf7267c4b4bfb31ac961ae0ecbeb496d368cdfe", "fileid": "acb38cbaa157717dd54447c3fce393c87ed95a18304c9b981b21167ba3eda2aa", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/26744523635" }, { "r": "4.6.0", "os": "linux", "version": "1.2.0", "date": "2026-06-01T08:48:13.000Z", "distro": "noble", "arch": "aarch64", "commit": "baf7267c4b4bfb31ac961ae0ecbeb496d368cdfe", "fileid": "f0b01a6423b20af33c367db79c4f4aa94c3bcd060444eeb48b1e0a691d7c8147", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/26744523635" }, { "r": "4.6.0", "os": "linux", "version": "1.2.0", "date": "2026-06-01T08:48:08.000Z", "distro": "noble", "arch": "x86_64", "commit": "baf7267c4b4bfb31ac961ae0ecbeb496d368cdfe", "fileid": "2a17fd1a69dfe6b9450b9678e91e255d870221a003910ff98f2ff2d11f677f94", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/26744523635" }, { "r": "4.6.0", "os": "wasm", "version": "1.2.0", "date": "2026-06-01T08:48:11.000Z", "arch": "emscripten", "commit": "baf7267c4b4bfb31ac961ae0ecbeb496d368cdfe", "fileid": "10e0df3c8f3bdbe1cd2376312e3e4529a3394d3b56e9d7593592518f101d907c", "status": "success", "buildurl": "https://github.com/r-universe/cran/actions/runs/26744523635" } ] }