{"id":"https://openalex.org/W2378645483","doi":null,"title":"Unifying optimization algorithms in R for smooth, nonlinear problems","display_name":"Unifying optimization algorithms in R for smooth, nonlinear problems","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W2378645483","mag":"2378645483"},"language":"en","primary_location":{"id":"mag:2378645483","doi":null,"is_oa":false,"landing_page_url":"http://math.agrocampus-ouest.fr/infoglueDeliverLive/digitalAssets/20137_Nash_Varadhan.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"article","indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5047455502","display_name":"John C. Nash","orcid":"https://orcid.org/0000-0002-2762-8039","observed_orcids":["https://orcid.org/0000-0002-2762-8039"]},"institutions":[{"id":"https://openalex.org/I153718931","display_name":"University of Ottawa","ror":"https://ror.org/03c4mmv16","country_code":"CA","type":"education","lineage":["https://openalex.org/I153718931"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"John C. Nash","raw_affiliation_strings":["University of Ottawa"],"raw_orcid":"https://orcid.org/0000-0002-2762-8039","affiliations":[{"raw_affiliation_string":"University of Ottawa","institution_ids":["https://openalex.org/I153718931"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073980557","display_name":"Ravi Varadhan","orcid":"https://orcid.org/0000-0002-8434-1034","observed_orcids":["https://orcid.org/0000-0002-8434-1034"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ravi Varadhan","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-8434-1034","affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.29269284,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13398","display_name":"Data Analysis with R","score":0.9429000020027161,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13398","display_name":"Data Analysis with R","score":0.9429000020027161,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10963","display_name":"Advanced Optimization Algorithms Research","score":0.0494999997317791,"subfield":{"id":"https://openalex.org/subfields/2612","display_name":"Numerical Analysis"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10100","display_name":"Metaheuristic Optimization Algorithms Research","score":0.0017999999690800905,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/optimization-algorithms","display_name":"optimization algorithms","score":0.7580000162124634},{"id":"https://openalex.org/keywords/r-programming","display_name":"R programming language","score":0.7429999709129333},{"id":"https://openalex.org/keywords/nonlinear-programming","display_name":"nonlinear programming","score":0.9150000214576721},{"id":"https://openalex.org/keywords/smooth-optimization","display_name":"smooth optimization","score":0.8930000066757202},{"id":"https://openalex.org/keywords/r-package","display_name":"R package","score":0.35100001096725464},{"id":"https://openalex.org/keywords/interface-design","display_name":"interface design","score":0.32600000500679016}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6011340022087097},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4923044443130493},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4854224622249603},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.47305694222450256},{"id":"https://openalex.org/C113843644","wikidata":"https://www.wikidata.org/wiki/Q901882","display_name":"Interface (matter)","level":4,"score":0.46142321825027466},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4507678151130676},{"id":"https://openalex.org/C182306322","wikidata":"https://www.wikidata.org/wiki/Q1779371","display_name":"Order (exchange)","level":2,"score":0.4415782392024994},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.42478734254837036},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.36767661571502686},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.36641770601272583},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.30442744493484497},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21494540572166443},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.19380638003349304},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.10215955972671509},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.07829165458679199},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C157915830","wikidata":"https://www.wikidata.org/wiki/Q2928001","display_name":"Bubble","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C129307140","wikidata":"https://www.wikidata.org/wiki/Q6795880","display_name":"Maximum bubble pressure method","level":3,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2378645483","doi":null,"is_oa":false,"landing_page_url":"http://math.agrocampus-ouest.fr/infoglueDeliverLive/digitalAssets/20137_Nash_Varadhan.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W1524954183","https://openalex.org/W2041461390"],"related_works":["https://openalex.org/W1864722563","https://openalex.org/W7097106237","https://openalex.org/W7098637754","https://openalex.org/W7096122654","https://openalex.org/W1767217354","https://openalex.org/W1922392957","https://openalex.org/W3089475167","https://openalex.org/W6940992049","https://openalex.org/W2970350817","https://openalex.org/W3089113606"],"abstract_inverted_index":{"The":[0],"optim()":[1],"function":[2],"in":[3,31],"the":[4,23,52,61,65,73],"R":[5,74],"'stats'":[6],"collection":[7],"provides":[8],"a":[9],"powerful":[10],"yet":[11],"clean":[12],"and":[13,49,70,75],"easy-to-use":[14],"mechanism":[15],"for":[16,35],"users":[17],"to":[18,33,45,50,59,78],"launch":[19],"optimization":[20,76],"tasks.":[21],"Over":[22],"years,":[24],"however,":[25],"other":[26],"packages":[27],"have":[28],"been":[29],"introduced":[30],"order":[32],"provide":[34],"special":[36],"or":[37],"supposedly":[38],"more-efficient":[39],"capabilities.":[40],"We":[41,67],"present":[42],"some":[43],"work":[44],"unify":[46],"these":[47,80],"tools":[48],"help":[51],"user":[53],"make":[54],"sensible":[55],"choices,":[56],"but":[57],"aim":[58],"retain":[60],"essential":[62],"tidiness":[63],"of":[64],"interface.":[66],"welcome":[68],"commentary":[69],"assistance":[71],"from":[72],"communities":[77],"further":[79],"efforts.":[81]},"counts_by_year":[],"updated_date":"2026-10-02T10:15:12.560889","created_date":"2016-06-24T00:00:00"}
