{"id":"https://openalex.org/W2076746184","doi":"https://doi.org/10.1145/258533.258600","title":"Approximation algorithms for facility location problems (extended abstract)","display_name":"Approximation algorithms for facility location problems (extended abstract)","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W2076746184","doi":"https://doi.org/10.1145/258533.258600","mag":"2076746184"},"language":"en","primary_location":{"id":"doi:10.1145/258533.258600","doi":"https://doi.org/10.1145/258533.258600","is_oa":true,"landing_page_url":"https://doi.org/10.1145/258533.258600","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/258533.258600","source":{"id":"https://openalex.org/S7407087723","display_name":"ACM Symposium on Theory of Computing (STOC)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the twenty-ninth annual ACM symposium on Theory of computing - STOC '97","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://dl.acm.org/doi/pdf/10.1145/258533.258600","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5030030349","display_name":"David B. Shmoys","orcid":"https://orcid.org/0000-0003-3882-901X","observed_orcids":["https://orcid.org/0000-0003-3882-901X"]},"institutions":[{"id":"https://openalex.org/I205783295","display_name":"Cornell University","ror":"https://ror.org/05bnh6r87","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David B. Shmoys","raw_affiliation_strings":["Schoolof Operations Research & Industrial Engineering and Department of Computer Science, Cornell University, Ithaca, NY","Schoolof Operations Research & Industrial Engineering and Department of Computer Science, Cornell University, Ithaca, NY#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Schoolof Operations Research & Industrial Engineering and Department of Computer Science, Cornell University, Ithaca, NY","institution_ids":["https://openalex.org/I205783295"]},{"raw_affiliation_string":"Schoolof Operations Research & Industrial Engineering and Department of Computer Science, Cornell University, Ithaca, NY#TAB#","institution_ids":["https://openalex.org/I205783295"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025175846","display_name":"Eva Tardos D","orcid":"https://orcid.org/0000-0002-2978-1475","observed_orcids":["https://orcid.org/0000-0002-2978-1475"]},"institutions":[{"id":"https://openalex.org/I205783295","display_name":"Cornell University","ror":"https://ror.org/05bnh6r87","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"\u00c9va Tardos","raw_affiliation_strings":["Department of Computer Science and School of Operations Research & Industrial Engineering, Cornell University, Ithaca, NY","Department of Computer Science and School of Operations Research & Industrial Engineering, Cornell University, Ithaca, NY#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and School of Operations Research & Industrial Engineering, Cornell University, Ithaca, NY","institution_ids":["https://openalex.org/I205783295"]},{"raw_affiliation_string":"Department of Computer Science and School of Operations Research & Industrial Engineering, Cornell University, Ithaca, NY#TAB#","institution_ids":["https://openalex.org/I205783295"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023942331","display_name":"Karen Aardal","orcid":"https://orcid.org/0000-0001-5974-6219","observed_orcids":["https://orcid.org/0000-0001-5974-6219"]},"institutions":[{"id":"https://openalex.org/I193662353","display_name":"Utrecht University","ror":"https://ror.org/04pp8hn57","country_code":"NL","type":"education","lineage":["https://openalex.org/I193662353"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Karen Aardal","raw_affiliation_strings":["Department of Computer Science, Utrecht, University, Utrecht, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Utrecht, University, Utrecht, The Netherlands","institution_ids":["https://openalex.org/I193662353"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":5.974,"has_fulltext":true,"cited_by_count":573,"citation_normalized_percentile":{"value":0.97566766,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"265","last_page":"274"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9564999938011169,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9564999938011169,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T11502","display_name":"Facility Location and Emergency Management","score":0.019500000402331352,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.006899999920278788,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/facility-location","display_name":"facility location","score":0.8109999895095825},{"id":"https://openalex.org/keywords/approximation-algorithms","display_name":"approximation algorithms","score":0.9929999709129333},{"id":"https://openalex.org/keywords/capacitated-facility-location","display_name":"capacitated facility location","score":0.9819999933242798},{"id":"https://openalex.org/keywords/uncapacitated-facility-location-problem","display_name":"uncapacitated facility location","score":0.7459999918937683},{"id":"https://openalex.org/keywords/randomized-rounding","display_name":"randomized rounding","score":0.8140000104904175},{"id":"https://openalex.org/keywords/derandomization","display_name":"derandomization","score":0.9589999914169312},{"id":"https://openalex.org/keywords/triangle-inequality","display_name":"triangle inequality","score":0.8679999709129333}],"concepts":[{"id":"https://openalex.org/C2778805511","wikidata":"https://www.wikidata.org/wiki/Q1713","display_name":"Citation","level":2,"score":0.7246201038360596},{"id":"https://openalex.org/C2776244770","wikidata":"https://www.wikidata.org/wiki/Q253590","display_name":"Ninth","level":2,"score":0.6330363750457764},{"id":"https://openalex.org/C2781195118","wikidata":"https://www.wikidata.org/wiki/Q11492827","display_name":"Computer Science and Engineering","level":2,"score":0.5903502702713013},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5608476996421814},{"id":"https://openalex.org/C2993955422","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Science and engineering","level":2,"score":0.48641419410705566},{"id":"https://openalex.org/C161191863","wikidata":"https://www.wikidata.org/wiki/Q199655","display_name":"Library science","level":1,"score":0.4409826397895813},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.41855719685554504},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.3965820074081421},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.2212963104248047},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2110689878463745},{"id":"https://openalex.org/C55587333","wikidata":"https://www.wikidata.org/wiki/Q1133029","display_name":"Engineering ethics","level":1,"score":0.08041998744010925},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1145/258533.258600","doi":"https://doi.org/10.1145/258533.258600","is_oa":true,"landing_page_url":"https://doi.org/10.1145/258533.258600","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/258533.258600","source":{"id":"https://openalex.org/S7407087723","display_name":"ACM Symposium on Theory of Computing (STOC)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the twenty-ninth annual ACM symposium on Theory of computing - STOC '97","raw_type":"proceedings-article"},{"id":"pmh:oai:pure.tue.nl:openaire_cris_publications/2069566a-fe73-4418-9db1-fd8181d37373","doi":null,"is_oa":false,"landing_page_url":"https://research.tue.nl/en/publications/2069566a-fe73-4418-9db1-fd8181d37373","pdf_url":null,"source":{"id":"https://openalex.org/S4406922641","display_name":"TU/e Research Portal","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Shmoys, D B, Tardos, \u00c9 & Aardal, K I 1997, Approximation algorithms for facility location problems (Extended Abstract). in Proceedings 29th Annual ACM Symposium on the Theory of Computing (STOC, El Paso TX, USA, May 4-6, 1997). Association for Computing Machinery, Inc., pp. 265-274.","raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.30.353","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.30.353","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.cornell.edu/home/eva/facility.ps","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.33.1418","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.33.1418","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.orie.cornell.edu/~shmoys/ufl.ps","raw_type":"text"},{"id":"pmh:tue:oai:pure.tue.nl:publications/2069566a-fe73-4418-9db1-fd8181d37373","doi":null,"is_oa":false,"landing_page_url":"https://research.tue.nl/nl/publications/2069566a-fe73-4418-9db1-fd8181d37373","pdf_url":null,"source":{"id":"https://openalex.org/S4406922641","display_name":"TU/e Research Portal","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Proceedings 29th Annual ACM Symposium on the Theory of Computing (STOC, El Paso TX, USA, May 4-6, 1997), 265 - 274","raw_type":"info:eu-repo/semantics/conferencepaper"}],"best_oa_location":{"id":"doi:10.1145/258533.258600","doi":"https://doi.org/10.1145/258533.258600","is_oa":true,"landing_page_url":"https://doi.org/10.1145/258533.258600","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/258533.258600","source":{"id":"https://openalex.org/S7407087723","display_name":"ACM Symposium on Theory of Computing (STOC)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the twenty-ninth annual ACM symposium on Theory of computing - STOC '97","raw_type":"proceedings-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G1883084638","display_name":"Presidential Young Investigator Award:  Efficient           Algorithms in Combinatorial Optimization","funder_award_id":"9157199","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G2652029450","display_name":"Mathematical Sciences:  Computational and Mathematical      Investigations in Optimization","funder_award_id":"9505155","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G8721804360","display_name":"Near-Optimal Solutions for Combinatorial Problems:          Algorithms and Complexity","funder_award_id":"9307391","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2076746184.pdf","grobid_xml":"https://content.openalex.org/works/W2076746184.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W115508274","https://openalex.org/W133147394","https://openalex.org/W1627051156","https://openalex.org/W1803694112","https://openalex.org/W1873451089","https://openalex.org/W1968143987","https://openalex.org/W1971680805","https://openalex.org/W1972454391","https://openalex.org/W1973315504","https://openalex.org/W1991407520","https://openalex.org/W2014369282","https://openalex.org/W2045045217","https://openalex.org/W2046554800","https://openalex.org/W2055996587","https://openalex.org/W2061594253","https://openalex.org/W2075910004","https://openalex.org/W2080169294","https://openalex.org/W2081798943","https://openalex.org/W2085325317","https://openalex.org/W2102815056","https://openalex.org/W2121129818","https://openalex.org/W2148204686","https://openalex.org/W2163196406","https://openalex.org/W2165422498","https://openalex.org/W2606195968","https://openalex.org/W3142806383","https://openalex.org/W3186015640","https://openalex.org/W4250828313","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W7101182621","https://openalex.org/W2157424698","https://openalex.org/W276709744","https://openalex.org/W7096886583","https://openalex.org/W2809211406","https://openalex.org/W1508746608","https://openalex.org/W7099662078","https://openalex.org/W7097031288","https://openalex.org/W7098807186","https://openalex.org/W2054475294"],"abstract_inverted_index":{"We":[0],"present":[1,213],"new":[2],"approximation":[3,214],"algorithms":[4,215],"for":[5,138,209,220],"several":[6],"facility":[7,11,29,74,113,121,135,181],"location":[8,12,40,68,76],"problems.In":[9],"each":[10,120,134],"problem":[13],"that":[14,55,84,188,261],"we":[15,25,183],"study,":[16],"there":[17,45,233],"is":[18,42,46,70,82,85,95,202,234],"a":[19,28,32,47,61,65,73,78,98,146,185,190,195,221,229,235,255],"set":[20,48,99],"of":[21,37,49,80,100,127,148,192,197,199,223,238,249,258],"locations":[22,51,101,170],"at":[23,39,67,75,102,140],"which":[24,103,166,232],"may":[26],"build":[27],"(such":[30,52],"as":[31,53,108,226,228],"warehouse),":[33],"where":[34],"the":[35,88,111,117,131,157,163,167,176,179,200,203,244],"cost":[36,79,193],"building":[38],"i":[41,91],"~i;":[43],"ftiermore,":[44],"client":[50,66],"stores)":[54],"require":[56],"to":[57,72,87,96,104,109,266],"be":[58,264],"serviced":[59],"by":[60],"facility,":[62],"and":[63,92,114,145,174,246],"if":[64],"j":[69],"assigned":[71],"i,":[77],"cl]":[81],"incurred":[83],"proportional":[86],"distance":[89],"between":[90,169],"j.The":[93],"objective":[94],"determine":[97],"open":[105],"facilities":[106],"so":[107],"minimize":[110],"total":[112],"assignment":[115],"costs.In":[116],"incapacitated":[118,180],"case,":[119,133],"can":[122,136,262],"service":[123],"an":[124],"unlimited":[125],"number":[126,147,222],"clients,":[128],"whereas":[129],"in":[130,156,165,231],"capacitated":[132,224],"serve,":[137],"example,":[139],"most":[141],"u":[142],"clients.These":[143],"models":[144,225],"closely":[149],"related":[150],"ones":[151],"have":[152],"been":[153],"studied":[154],"extensively":[155],"Operations":[158],"Research":[159],"literature.We":[160],"shall":[161],"consider":[162],"case":[164],"distances":[168],"are":[171,241],"non-negative,":[172],"symmetric":[173],"satisfy":[175],"triangle":[177],"inequality.For":[178],"location,":[182],"give":[184,254],"polynomial-time":[186],"algorithm":[187],"finds":[189],"solution":[191],"within":[194],"factor":[196],"3.16":[198],"optimal.This":[201],"first":[204],"constant":[205,217],"performance":[206,218,270],"guarantee":[207],"known":[208],"this":[210,259],"problem.We":[211],"also":[212,253],"with":[216],"guarantees":[219],"well":[227],"generalization":[230],"2-level":[236],"hierarchy":[237],"facilities.Our":[239],"results":[240],"based":[242],"on":[243],"filtering":[245],"rounding":[247],"technique":[248,260],"Lin":[250],"&":[251],"Wter.We":[252],"randomized":[256],"variant":[257],"then":[263],"derandomized":[265],"yield":[267],"improved":[268],"deterministic":[269],"guarantees.":[271]},"counts_by_year":[{"year":2026,"cited_by_count":13},{"year":2025,"cited_by_count":18},{"year":2024,"cited_by_count":18},{"year":2023,"cited_by_count":13},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":12},{"year":2020,"cited_by_count":18},{"year":2019,"cited_by_count":13},{"year":2018,"cited_by_count":18},{"year":2017,"cited_by_count":20},{"year":2016,"cited_by_count":19},{"year":2015,"cited_by_count":21},{"year":2014,"cited_by_count":33},{"year":2013,"cited_by_count":24},{"year":2012,"cited_by_count":26}],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2016-06-24T00:00:00"}