{"id":"https://openalex.org/W2950798640","doi":"https://doi.org/10.1007/s10878-019-00432-y","title":"Local search strikes again: PTAS for variants of geometric covering and packing","display_name":"Local search strikes again: PTAS for variants of geometric covering and packing","publication_year":2019,"publication_date":"2019-06-21","ids":{"openalex":"https://openalex.org/W2950798640","doi":"https://doi.org/10.1007/s10878-019-00432-y","mag":"2950798640"},"language":"en","primary_location":{"id":"doi:10.1007/s10878-019-00432-y","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10878-019-00432-y","pdf_url":null,"source":{"id":"https://openalex.org/S107925523","display_name":"Journal of Combinatorial Optimization","issn_l":"1382-6905","issn":["1382-6905","1573-2886"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Combinatorial Optimization","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"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/A5043929563","display_name":"Pradeesha Ashok","orcid":"https://orcid.org/0000-0003-2174-0051"},"institutions":[{"id":"https://openalex.org/I181514455","display_name":"International Institute of Information Technology Bangalore","ror":"https://ror.org/05h9eqy10","country_code":"IN","type":"education","lineage":["https://openalex.org/I181514455"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Pradeesha Ashok","raw_affiliation_strings":["International Institute of Information Technology, Bangalore, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Institute of Information Technology, Bangalore, India","institution_ids":["https://openalex.org/I181514455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053712995","display_name":"Aniket Basu Roy","orcid":"https://orcid.org/0000-0001-9140-9167"},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Aniket Basu Roy","raw_affiliation_strings":["Indian Institute of Science, Bangalore, India"],"raw_orcid":"https://orcid.org/0000-0001-9140-9167","affiliations":[{"raw_affiliation_string":"Indian Institute of Science, Bangalore, India","institution_ids":["https://openalex.org/I59270414"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062650037","display_name":"Sathish Govindarajan","orcid":null},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sathish Govindarajan","raw_affiliation_strings":["Indian Institute of Science, Bangalore, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indian Institute of Science, Bangalore, India","institution_ids":["https://openalex.org/I59270414"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5053712995"],"corresponding_institution_ids":["https://openalex.org/I59270414"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":0.6893,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.75523088,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"39","issue":"2","first_page":"618","last_page":"635"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/T12176","display_name":"Optimization and Packing Problems","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12288","display_name":"Optimization and Search Problems","score":0.9980999827384949,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/packing-problems","display_name":"Packing problems","score":0.756806492805481},{"id":"https://openalex.org/keywords/set-cover-problem","display_name":"Set cover problem","score":0.7216430306434631},{"id":"https://openalex.org/keywords/cover","display_name":"Cover (algebra)","score":0.7208825945854187},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.6603490710258484},{"id":"https://openalex.org/keywords/covering-problems","display_name":"Covering problems","score":0.6173889636993408},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5702976584434509},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.5501492619514465},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.5436590909957886},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5190784931182861},{"id":"https://openalex.org/keywords/theory-of-computation","display_name":"Theory of computation","score":0.5104705095291138},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.4934941530227661},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.4911961257457733},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.4852023422718048},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.48351576924324036},{"id":"https://openalex.org/keywords/plane","display_name":"Plane (geometry)","score":0.46531155705451965},{"id":"https://openalex.org/keywords/approximation-algorithm","display_name":"Approximation algorithm","score":0.4599740505218506},{"id":"https://openalex.org/keywords/local-search","display_name":"Local search (optimization)","score":0.45612087845802307},{"id":"https://openalex.org/keywords/set-packing","display_name":"Set packing","score":0.41698721051216125},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3692113757133484},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.32352954149246216},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.15383756160736084},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.11690384149551392}],"concepts":[{"id":"https://openalex.org/C130253271","wikidata":"https://www.wikidata.org/wiki/Q3851477","display_name":"Packing problems","level":2,"score":0.756806492805481},{"id":"https://openalex.org/C100808899","wikidata":"https://www.wikidata.org/wiki/Q1192100","display_name":"Set cover problem","level":3,"score":0.7216430306434631},{"id":"https://openalex.org/C2780428219","wikidata":"https://www.wikidata.org/wiki/Q16952335","display_name":"Cover (algebra)","level":2,"score":0.7208825945854187},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.6603490710258484},{"id":"https://openalex.org/C103646786","wikidata":"https://www.wikidata.org/wiki/Q5179260","display_name":"Covering problems","level":3,"score":0.6173889636993408},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5702976584434509},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.5501492619514465},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.5436590909957886},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5190784931182861},{"id":"https://openalex.org/C24858836","wikidata":"https://www.wikidata.org/wiki/Q844718","display_name":"Theory of computation","level":2,"score":0.5104705095291138},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.4934941530227661},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.4911961257457733},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.4852023422718048},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.48351576924324036},{"id":"https://openalex.org/C17825722","wikidata":"https://www.wikidata.org/wiki/Q17285","display_name":"Plane (geometry)","level":2,"score":0.46531155705451965},{"id":"https://openalex.org/C148764684","wikidata":"https://www.wikidata.org/wiki/Q621751","display_name":"Approximation algorithm","level":2,"score":0.4599740505218506},{"id":"https://openalex.org/C135320971","wikidata":"https://www.wikidata.org/wiki/Q1868524","display_name":"Local search (optimization)","level":2,"score":0.45612087845802307},{"id":"https://openalex.org/C134516590","wikidata":"https://www.wikidata.org/wiki/Q475603","display_name":"Set packing","level":3,"score":0.41698721051216125},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3692113757133484},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.32352954149246216},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.15383756160736084},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11690384149551392},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"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/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/s10878-019-00432-y","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10878-019-00432-y","pdf_url":null,"source":{"id":"https://openalex.org/S107925523","display_name":"Journal of Combinatorial Optimization","issn_l":"1382-6905","issn":["1382-6905","1573-2886"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Combinatorial Optimization","raw_type":"journal-article"},{"id":"pmh:oai::72600","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306401429","display_name":"ePrints@IISc (Indian Institute of Science)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I59270414","host_organization_name":"Indian Institute of Science Bangalore","host_organization_lineage":["https://openalex.org/I59270414"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"Journal Article"},{"id":"pmh:oai:RePEc:spr:jcomop:v:39:y:2020:i:2:d:10.1007_s10878-019-00432-y","is_oa":false,"landing_page_url":"http://link.springer.com/10.1007/s10878-019-00432-y","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5099999904632568,"id":"https://metadata.un.org/sdg/13","display_name":"Climate action"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W113924464","https://openalex.org/W130989389","https://openalex.org/W806373222","https://openalex.org/W1853882998","https://openalex.org/W1972853793","https://openalex.org/W1975581100","https://openalex.org/W1993324779","https://openalex.org/W2007225140","https://openalex.org/W2010916800","https://openalex.org/W2011039300","https://openalex.org/W2013451793","https://openalex.org/W2018541722","https://openalex.org/W2039079162","https://openalex.org/W2050201659","https://openalex.org/W2077735330","https://openalex.org/W2089328544","https://openalex.org/W2120424341","https://openalex.org/W2129637633","https://openalex.org/W2130921208","https://openalex.org/W2152726660","https://openalex.org/W2166566648","https://openalex.org/W2167816765","https://openalex.org/W2169416073","https://openalex.org/W2271833894","https://openalex.org/W2285523845","https://openalex.org/W2313395524","https://openalex.org/W2416034390","https://openalex.org/W2726792906","https://openalex.org/W2962937493","https://openalex.org/W2963736863","https://openalex.org/W3099349144"],"related_works":["https://openalex.org/W1969947867","https://openalex.org/W1496354680","https://openalex.org/W2077783414","https://openalex.org/W3174963230","https://openalex.org/W2163145578","https://openalex.org/W2044818254","https://openalex.org/W2950798640","https://openalex.org/W1515724824","https://openalex.org/W2952847377","https://openalex.org/W2733731843"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-16T07:32:37.131356","created_date":"2025-10-10T00:00:00"}
