{"id":"https://openalex.org/W2018238867","doi":"https://doi.org/10.1016/s0196-6774(03)00056-7","title":"A constant factor approximation algorithm for the fault-tolerant facility location problem","display_name":"A constant factor approximation algorithm for the fault-tolerant facility location problem","publication_year":2003,"publication_date":"2003-06-21","ids":{"openalex":"https://openalex.org/W2018238867","doi":"https://doi.org/10.1016/s0196-6774(03)00056-7","mag":"2018238867"},"language":"en","primary_location":{"id":"doi:10.1016/s0196-6774(03)00056-7","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0196-6774(03)00056-7","pdf_url":null,"source":{"id":"https://openalex.org/S110520077","display_name":"Journal of Algorithms","issn_l":"0196-6774","issn":["0196-6774","1090-2678"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319955","host_organization_name":"Academic Press","host_organization_lineage":["https://openalex.org/P4310319955","https://openalex.org/P4310320990"],"host_organization_lineage_names":["Academic Press","Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Algorithms","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/A5114008024","display_name":"Sudipto Guha","orcid":null},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Sudipto Guha","raw_affiliation_strings":["Department of Computer Information Science, University of Pennsylvania, Philadelphia, PA 19104, USA","Department of Computer Information Science, University of Pennsylvania, Philadelphia, PA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Information Science, University of Pennsylvania, Philadelphia, PA 19104, USA","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Department of Computer Information Science, University of Pennsylvania, Philadelphia, PA","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113788789","display_name":"Adam Meyerson","orcid":null},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]},{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]},{"id":"https://openalex.org/I1743320","display_name":"Palo Alto University","ror":"https://ror.org/04f812k67","country_code":"US","type":"education","lineage":["https://openalex.org/I1743320"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Adam Meyerson","raw_affiliation_strings":["Department of Computer Science, Stanford University, Palo Alto, CA 94305, USA","Department of Computer Science, Carnegie Mellon University"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Stanford University, Palo Alto, CA 94305, USA","institution_ids":["https://openalex.org/I1743320","https://openalex.org/I97018004"]},{"raw_affiliation_string":"Department of Computer Science, Carnegie Mellon University","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047351951","display_name":"Kamesh Munagala","orcid":"https://orcid.org/0000-0003-2636-9650"},"institutions":[{"id":"https://openalex.org/I1743320","display_name":"Palo Alto University","ror":"https://ror.org/04f812k67","country_code":"US","type":"education","lineage":["https://openalex.org/I1743320"]},{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Kamesh Munagala","raw_affiliation_strings":["Department of Computer Science, Stanford University, Palo Alto, CA 94305, USA","Department of Computer Science, Stanford University, Palo Alto, CA#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Stanford University, Palo Alto, CA 94305, USA","institution_ids":["https://openalex.org/I1743320","https://openalex.org/I97018004"]},{"raw_affiliation_string":"Department of Computer Science, Stanford University, Palo Alto, CA#TAB#","institution_ids":["https://openalex.org/I97018004"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5047351951","https://openalex.org/A5113788789","https://openalex.org/A5114008024"],"corresponding_institution_ids":["https://openalex.org/I1743320","https://openalex.org/I74973139","https://openalex.org/I79576946","https://openalex.org/I97018004"],"apc_list":null,"apc_paid":null,"fwci":5.1584,"has_fulltext":false,"cited_by_count":69,"citation_normalized_percentile":{"value":0.94530618,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"48","issue":"2","first_page":"429","last_page":"440"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11502","display_name":"Facility Location and Emergency Management","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1407","display_name":"Organizational Behavior and Human Resource Management"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11502","display_name":"Facility Location and Emergency Management","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1407","display_name":"Organizational Behavior and Human Resource Management"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10567","display_name":"Vehicle Routing Optimization Methods","score":0.9991000294685364,"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":0.9937000274658203,"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/facility-location-problem","display_name":"Facility location problem","score":0.8117311000823975},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.6989193558692932},{"id":"https://openalex.org/keywords/linear-programming-relaxation","display_name":"Linear programming relaxation","score":0.6502781510353088},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.6316409111022949},{"id":"https://openalex.org/keywords/backup","display_name":"Backup","score":0.6236403584480286},{"id":"https://openalex.org/keywords/rounding","display_name":"Rounding","score":0.5924328565597534},{"id":"https://openalex.org/keywords/approximation-algorithm","display_name":"Approximation algorithm","score":0.5260291695594788},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.501704216003418},{"id":"https://openalex.org/keywords/constant","display_name":"Constant (computer programming)","score":0.49805235862731934},{"id":"https://openalex.org/keywords/assignment-problem","display_name":"Assignment problem","score":0.47919830679893494},{"id":"https://openalex.org/keywords/1-center-problem","display_name":"1-center problem","score":0.47603705525398254},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.4523126780986786},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.4434959292411804},{"id":"https://openalex.org/keywords/greedy-algorithm","display_name":"Greedy algorithm","score":0.44218316674232483},{"id":"https://openalex.org/keywords/routing","display_name":"Routing (electronic design automation)","score":0.43774300813674927},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.42659080028533936},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.4186767339706421},{"id":"https://openalex.org/keywords/linear-programming","display_name":"Linear programming","score":0.41546177864074707},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.40843552350997925}],"concepts":[{"id":"https://openalex.org/C108005400","wikidata":"https://www.wikidata.org/wiki/Q1305598","display_name":"Facility location problem","level":2,"score":0.8117311000823975},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.6989193558692932},{"id":"https://openalex.org/C25360446","wikidata":"https://www.wikidata.org/wiki/Q1512771","display_name":"Linear programming relaxation","level":3,"score":0.6502781510353088},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6316409111022949},{"id":"https://openalex.org/C2780945871","wikidata":"https://www.wikidata.org/wiki/Q194274","display_name":"Backup","level":2,"score":0.6236403584480286},{"id":"https://openalex.org/C136625980","wikidata":"https://www.wikidata.org/wiki/Q663208","display_name":"Rounding","level":2,"score":0.5924328565597534},{"id":"https://openalex.org/C148764684","wikidata":"https://www.wikidata.org/wiki/Q621751","display_name":"Approximation algorithm","level":2,"score":0.5260291695594788},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.501704216003418},{"id":"https://openalex.org/C2777027219","wikidata":"https://www.wikidata.org/wiki/Q1284190","display_name":"Constant (computer programming)","level":2,"score":0.49805235862731934},{"id":"https://openalex.org/C85044808","wikidata":"https://www.wikidata.org/wiki/Q620614","display_name":"Assignment problem","level":2,"score":0.47919830679893494},{"id":"https://openalex.org/C50524431","wikidata":"https://www.wikidata.org/wiki/Q4545814","display_name":"1-center problem","level":3,"score":0.47603705525398254},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.4523126780986786},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.4434959292411804},{"id":"https://openalex.org/C51823790","wikidata":"https://www.wikidata.org/wiki/Q504353","display_name":"Greedy algorithm","level":2,"score":0.44218316674232483},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.43774300813674927},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.42659080028533936},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.4186767339706421},{"id":"https://openalex.org/C41045048","wikidata":"https://www.wikidata.org/wiki/Q202843","display_name":"Linear programming","level":2,"score":0.41546177864074707},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.40843552350997925},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0196-6774(03)00056-7","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0196-6774(03)00056-7","pdf_url":null,"source":{"id":"https://openalex.org/S110520077","display_name":"Journal of Algorithms","issn_l":"0196-6774","issn":["0196-6774","1090-2678"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319955","host_organization_name":"Academic Press","host_organization_lineage":["https://openalex.org/P4310319955","https://openalex.org/P4310320990"],"host_organization_lineage_names":["Academic Press","Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Algorithms","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.41999998688697815,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W181296567","https://openalex.org/W1578744066","https://openalex.org/W1601812897","https://openalex.org/W1786215221","https://openalex.org/W1803694112","https://openalex.org/W1854155592","https://openalex.org/W1987503114","https://openalex.org/W1991407520","https://openalex.org/W2006514056","https://openalex.org/W2010410498","https://openalex.org/W2014811898","https://openalex.org/W2023770210","https://openalex.org/W2023936492","https://openalex.org/W2026564263","https://openalex.org/W2030016043","https://openalex.org/W2061594253","https://openalex.org/W2073583237","https://openalex.org/W2076746184","https://openalex.org/W2081914349","https://openalex.org/W2085751730","https://openalex.org/W2101622070","https://openalex.org/W2104701012","https://openalex.org/W2106676868","https://openalex.org/W2122381782","https://openalex.org/W2132987358","https://openalex.org/W2139841919","https://openalex.org/W2157424698","https://openalex.org/W2160082102","https://openalex.org/W2606195968","https://openalex.org/W2608158342","https://openalex.org/W2762633139","https://openalex.org/W3148765228","https://openalex.org/W4243637616","https://openalex.org/W4285719527","https://openalex.org/W6636004419","https://openalex.org/W6637980262","https://openalex.org/W6638704506","https://openalex.org/W6641924963","https://openalex.org/W6652355005","https://openalex.org/W6653055560","https://openalex.org/W6672002818","https://openalex.org/W6675879808","https://openalex.org/W6675882284","https://openalex.org/W6678314089","https://openalex.org/W6679418958","https://openalex.org/W6682343373","https://openalex.org/W6682848393","https://openalex.org/W6745041471"],"related_works":["https://openalex.org/W3143387519","https://openalex.org/W276709744","https://openalex.org/W1978117135","https://openalex.org/W2028549267","https://openalex.org/W2157424698","https://openalex.org/W2468851130","https://openalex.org/W1987503114","https://openalex.org/W2067320236","https://openalex.org/W2006516272","https://openalex.org/W4387578030"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":12},{"year":2012,"cited_by_count":6}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
