{"id":"https://openalex.org/W4220963205","doi":"https://doi.org/10.1007/s11432-021-3411-7","title":"An approximation algorithm for lower-bounded k-median with constant factor","display_name":"An approximation algorithm for lower-bounded k-median with constant factor","publication_year":2022,"publication_date":"2022-03-14","ids":{"openalex":"https://openalex.org/W4220963205","doi":"https://doi.org/10.1007/s11432-021-3411-7"},"language":"en","primary_location":{"id":"doi:10.1007/s11432-021-3411-7","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11432-021-3411-7","pdf_url":null,"source":{"id":"https://openalex.org/S4210218743","display_name":"Science China Information Sciences","issn_l":"1674-733X","issn":["1674-733X","1869-1919"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Science China Information Sciences","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/A5101770352","display_name":"Xiaoliang Wu","orcid":"https://orcid.org/0009-0003-9643-5518"},"institutions":[{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiaoliang Wu","raw_affiliation_strings":["Hunan Provincial Key Lab on Bioinformatics, Central South University, Changsha, 410083, China","School of Computer Science and Engineering, Central South University, Changsha, 410083, China"],"affiliations":[{"raw_affiliation_string":"Hunan Provincial Key Lab on Bioinformatics, Central South University, Changsha, 410083, China","institution_ids":["https://openalex.org/I139660479"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Central South University, Changsha, 410083, China","institution_ids":["https://openalex.org/I139660479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068244151","display_name":"Feng Shi","orcid":"https://orcid.org/0000-0002-1415-0515"},"institutions":[{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Shi","raw_affiliation_strings":["Hunan Provincial Key Lab on Bioinformatics, Central South University, Changsha, 410083, China","School of Computer Science and Engineering, Central South University, Changsha, 410083, China"],"affiliations":[{"raw_affiliation_string":"Hunan Provincial Key Lab on Bioinformatics, Central South University, Changsha, 410083, China","institution_ids":["https://openalex.org/I139660479"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Central South University, Changsha, 410083, China","institution_ids":["https://openalex.org/I139660479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067749750","display_name":"Yutian Guo","orcid":null},"institutions":[{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yutian Guo","raw_affiliation_strings":["Hunan Provincial Key Lab on Bioinformatics, Central South University, Changsha, 410083, China","School of Computer Science and Engineering, Central South University, Changsha, 410083, China"],"affiliations":[{"raw_affiliation_string":"Hunan Provincial Key Lab on Bioinformatics, Central South University, Changsha, 410083, China","institution_ids":["https://openalex.org/I139660479"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Central South University, Changsha, 410083, China","institution_ids":["https://openalex.org/I139660479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020698638","display_name":"Zhen Zhang","orcid":"https://orcid.org/0000-0002-2974-5781"},"institutions":[{"id":"https://openalex.org/I49934816","display_name":"Hunan University of Technology","ror":"https://ror.org/04j3vr751","country_code":"CN","type":"education","lineage":["https://openalex.org/I49934816"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhen Zhang","raw_affiliation_strings":["School of Frontier Crossover Studies, Hunan University of Technology and Business, Changsha, 410083, China"],"affiliations":[{"raw_affiliation_string":"School of Frontier Crossover Studies, Hunan University of Technology and Business, Changsha, 410083, China","institution_ids":["https://openalex.org/I49934816"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102912010","display_name":"Junyu Huang","orcid":"https://orcid.org/0000-0003-4701-2423"},"institutions":[{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junyu Huang","raw_affiliation_strings":["Hunan Provincial Key Lab on Bioinformatics, Central South University, Changsha, 410083, China","School of Computer Science and Engineering, Central South University, Changsha, 410083, China"],"affiliations":[{"raw_affiliation_string":"Hunan Provincial Key Lab on Bioinformatics, Central South University, Changsha, 410083, China","institution_ids":["https://openalex.org/I139660479"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Central South University, Changsha, 410083, China","institution_ids":["https://openalex.org/I139660479"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100438360","display_name":"Jianxin Wang","orcid":"https://orcid.org/0000-0003-1516-0480"},"institutions":[{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianxin Wang","raw_affiliation_strings":["Hunan Provincial Key Lab on Bioinformatics, Central South University, Changsha, 410083, China","School of Computer Science and Engineering, Central South University, Changsha, 410083, China"],"affiliations":[{"raw_affiliation_string":"Hunan Provincial Key Lab on Bioinformatics, Central South University, Changsha, 410083, China","institution_ids":["https://openalex.org/I139660479"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Central South University, Changsha, 410083, China","institution_ids":["https://openalex.org/I139660479"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5101770352"],"corresponding_institution_ids":["https://openalex.org/I139660479"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":0.6623,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.73311778,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"65","issue":"4","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11502","display_name":"Facility Location and Emergency Management","score":0.9997000098228455,"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":0.9997000098228455,"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/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9315999746322632,"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/T10567","display_name":"Vehicle Routing Optimization Methods","score":0.9314000010490417,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/bounded-function","display_name":"Bounded function","score":0.8996931910514832},{"id":"https://openalex.org/keywords/constant","display_name":"Constant (computer programming)","score":0.6224626302719116},{"id":"https://openalex.org/keywords/approximation-algorithm","display_name":"Approximation algorithm","score":0.618116557598114},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.5925235748291016},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5044656991958618},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.46409955620765686},{"id":"https://openalex.org/keywords/factor","display_name":"Factor (programming language)","score":0.4370886981487274},{"id":"https://openalex.org/keywords/facility-location-problem","display_name":"Facility location problem","score":0.4179420471191406},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.41073596477508545},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.40451180934906006},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.2788211703300476},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.16594338417053223},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.06005859375}],"concepts":[{"id":"https://openalex.org/C34388435","wikidata":"https://www.wikidata.org/wiki/Q2267362","display_name":"Bounded function","level":2,"score":0.8996931910514832},{"id":"https://openalex.org/C2777027219","wikidata":"https://www.wikidata.org/wiki/Q1284190","display_name":"Constant (computer programming)","level":2,"score":0.6224626302719116},{"id":"https://openalex.org/C148764684","wikidata":"https://www.wikidata.org/wiki/Q621751","display_name":"Approximation algorithm","level":2,"score":0.618116557598114},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5925235748291016},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5044656991958618},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.46409955620765686},{"id":"https://openalex.org/C2781039887","wikidata":"https://www.wikidata.org/wiki/Q1391724","display_name":"Factor (programming language)","level":2,"score":0.4370886981487274},{"id":"https://openalex.org/C108005400","wikidata":"https://www.wikidata.org/wiki/Q1305598","display_name":"Facility location problem","level":2,"score":0.4179420471191406},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.41073596477508545},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.40451180934906006},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.2788211703300476},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.16594338417053223},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.06005859375},{"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:10.1007/s11432-021-3411-7","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11432-021-3411-7","pdf_url":null,"source":{"id":"https://openalex.org/S4210218743","display_name":"Science China Information Sciences","issn_l":"1674-733X","issn":["1674-733X","1869-1919"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Science China Information Sciences","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W169553655","https://openalex.org/W1680732213","https://openalex.org/W1999019133","https://openalex.org/W2044028871","https://openalex.org/W2073583237","https://openalex.org/W2102815056","https://openalex.org/W2104701012","https://openalex.org/W2124295613","https://openalex.org/W2139841919","https://openalex.org/W2154044080","https://openalex.org/W2155429109","https://openalex.org/W2343942810","https://openalex.org/W2596841574","https://openalex.org/W2797770018","https://openalex.org/W2799689005","https://openalex.org/W2888561234","https://openalex.org/W2900510321","https://openalex.org/W2911652138","https://openalex.org/W2914050705","https://openalex.org/W2936766102","https://openalex.org/W2962937493","https://openalex.org/W3021687846","https://openalex.org/W3113496837","https://openalex.org/W3145607269","https://openalex.org/W3155036456","https://openalex.org/W3162678658","https://openalex.org/W4256246662","https://openalex.org/W6770541282"],"related_works":["https://openalex.org/W1973529814","https://openalex.org/W1509863433","https://openalex.org/W1991566967","https://openalex.org/W2173317315","https://openalex.org/W2810411596","https://openalex.org/W1854155592","https://openalex.org/W2499461890","https://openalex.org/W2476148062","https://openalex.org/W276709744","https://openalex.org/W4385597667"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
