{"id":"https://openalex.org/W2031323533","doi":"https://doi.org/10.1145/1735886.1735888","title":"Optimal matching between spatial datasets under capacity constraints","display_name":"Optimal matching between spatial datasets under capacity constraints","publication_year":2010,"publication_date":"2010-04-01","ids":{"openalex":"https://openalex.org/W2031323533","doi":"https://doi.org/10.1145/1735886.1735888","mag":"2031323533"},"language":"en","primary_location":{"id":"doi:10.1145/1735886.1735888","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1735886.1735888","pdf_url":null,"source":{"id":"https://openalex.org/S90119964","display_name":"ACM Transactions on Database Systems","issn_l":"0362-5915","issn":["0362-5915","1557-4644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Database Systems","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/A5035706700","display_name":"Leong Hou U","orcid":"https://orcid.org/0000-0002-5135-5165"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Leong Hou U","raw_affiliation_strings":["University of Hong Kong, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053720072","display_name":"Kyriakos Mouratidis","orcid":"https://orcid.org/0000-0002-8835-430X"},"institutions":[{"id":"https://openalex.org/I79891267","display_name":"Singapore Management University","ror":"https://ror.org/050qmg959","country_code":"SG","type":"education","lineage":["https://openalex.org/I79891267"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Kyriakos Mouratidis","raw_affiliation_strings":["Singapore Management University, Singapore","Singapore Management University, SINGAPORE"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Singapore Management University, Singapore","institution_ids":["https://openalex.org/I79891267"]},{"raw_affiliation_string":"Singapore Management University, SINGAPORE","institution_ids":["https://openalex.org/I79891267"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017431281","display_name":"Man Lung Yiu","orcid":"https://orcid.org/0000-0002-9619-4924"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Man Lung Yiu","raw_affiliation_strings":["Hong Kong Polytechnic University, Hung Hom, Hong Kong",", Hong Kong Polytechnic University, Hung Hom, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hong Kong Polytechnic University, Hung Hom, Hong Kong","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":", Hong Kong Polytechnic University, Hung Hom, Hong Kong","institution_ids":["https://openalex.org/I14243506"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045731304","display_name":"Nikos Mamoulis","orcid":null},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Nikos Mamoulis","raw_affiliation_strings":["University of Hong Kong, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I889458895"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.4062,"has_fulltext":false,"cited_by_count":32,"citation_normalized_percentile":{"value":0.81649944,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"35","issue":"2","first_page":"1","last_page":"44"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11106","display_name":"Data Management and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10246","display_name":"Mobile Ad Hoc Networks","score":0.9889000058174133,"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"}},{"id":"https://openalex.org/T10567","display_name":"Vehicle Routing Optimization Methods","score":0.9878000020980835,"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/computer-science","display_name":"Computer science","score":0.8677438497543335},{"id":"https://openalex.org/keywords/bipartite-graph","display_name":"Bipartite graph","score":0.5951771140098572},{"id":"https://openalex.org/keywords/service-provider","display_name":"Service provider","score":0.5636364221572876},{"id":"https://openalex.org/keywords/pruning","display_name":"Pruning","score":0.5268570184707642},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.48218241333961487},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4740861654281616},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.46095776557922363},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.4572957754135132},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.4324015974998474},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3837491273880005},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2921825349330902},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.2883111238479614},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.236153244972229},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.19886624813079834}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8677438497543335},{"id":"https://openalex.org/C197657726","wikidata":"https://www.wikidata.org/wiki/Q174733","display_name":"Bipartite graph","level":3,"score":0.5951771140098572},{"id":"https://openalex.org/C116537","wikidata":"https://www.wikidata.org/wiki/Q2169973","display_name":"Service provider","level":3,"score":0.5636364221572876},{"id":"https://openalex.org/C108010975","wikidata":"https://www.wikidata.org/wiki/Q500094","display_name":"Pruning","level":2,"score":0.5268570184707642},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.48218241333961487},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4740861654281616},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.46095776557922363},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.4572957754135132},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.4324015974998474},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3837491273880005},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2921825349330902},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.2883111238479614},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.236153244972229},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.19886624813079834},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.1145/1735886.1735888","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1735886.1735888","pdf_url":null,"source":{"id":"https://openalex.org/S90119964","display_name":"ACM Transactions on Database Systems","issn_l":"0362-5915","issn":["0362-5915","1557-4644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Database Systems","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.212.3826","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.212.3826","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.hku.hk/~nikos/UOptimal.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.838.8757","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.838.8757","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://ink.library.smu.edu.sg/cgi/viewcontent.cgi?article%3D1205%26context%3Dsis_research","raw_type":"text"},{"id":"pmh:oai:ink.library.smu.edu.sg:sis_research-1205","is_oa":false,"landing_page_url":"https://ink.library.smu.edu.sg/cgi/viewcontent.cgi?article=1205&context=sis_research","pdf_url":null,"source":{"id":"https://openalex.org/S4306401925","display_name":"Singapore Management University Institutional Knowledge (InK) (Singapore Management University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79891267","host_organization_name":"Singapore Management University","host_organization_lineage":["https://openalex.org/I79891267"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.1145/1735886.1735888","raw_type":"Journal Article"},{"id":"pmh:oai:hub.hku.hk:10722/129985","is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/129985","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"pmh:oai:ira.lib.polyu.edu.hk:10397/29315","is_oa":false,"landing_page_url":"http://hdl.handle.net/10397/29315","pdf_url":null,"source":{"id":"https://openalex.org/S4306400205","display_name":"PolyU Institutional Research Archive (Hong Kong Polytechnic University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I14243506","host_organization_name":"Hong Kong Polytechnic University","host_organization_lineage":["https://openalex.org/I14243506"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Journal/Magazine Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1406710294","display_name":null,"funder_award_id":"7155/09E","funder_id":"https://openalex.org/F4320322170","funder_display_name":"University of Hong Kong"}],"funders":[{"id":"https://openalex.org/F4320322170","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W152613852","https://openalex.org/W1485350598","https://openalex.org/W1522068547","https://openalex.org/W1577072181","https://openalex.org/W1977545325","https://openalex.org/W1981020230","https://openalex.org/W1990111898","https://openalex.org/W2009070933","https://openalex.org/W2022056881","https://openalex.org/W2046144220","https://openalex.org/W2057869046","https://openalex.org/W2058494699","https://openalex.org/W2059378307","https://openalex.org/W2068115726","https://openalex.org/W2091299439","https://openalex.org/W2091887239","https://openalex.org/W2092924973","https://openalex.org/W2105830880","https://openalex.org/W2108486752","https://openalex.org/W2110105506","https://openalex.org/W2116135393","https://openalex.org/W2116396741","https://openalex.org/W2117157235","https://openalex.org/W2118269922","https://openalex.org/W2120767835","https://openalex.org/W2125708920","https://openalex.org/W2131620262","https://openalex.org/W2133927618","https://openalex.org/W2141461755","https://openalex.org/W2151135734","https://openalex.org/W2151489238","https://openalex.org/W2151700547","https://openalex.org/W2154648702","https://openalex.org/W2222512263","https://openalex.org/W2338905098","https://openalex.org/W2613344871","https://openalex.org/W4206499008","https://openalex.org/W4239339957","https://openalex.org/W6737225058"],"related_works":["https://openalex.org/W2567825307","https://openalex.org/W4295762832","https://openalex.org/W1592682627","https://openalex.org/W2371352078","https://openalex.org/W2362975861","https://openalex.org/W2054458431","https://openalex.org/W2372768926","https://openalex.org/W2366256543","https://openalex.org/W2964067419","https://openalex.org/W2360066791"],"abstract_inverted_index":{"Consider":[0],"a":[1,9,22,44,177,198],"set":[2,10],"of":[3,11,27,77,85,158,174,221],"customers":[4,32,68,78],"(e.g.,":[5,14],"WiFi":[6],"receivers)":[7],"and":[8,24,81,113,126,204,219],"service":[12,28],"providers":[13],"wireless":[15],"access":[16],"points),":[17],"where":[18],"each":[19,53],"provider":[20,64,114],"has":[21],"capacity":[23],"the":[25,47,73,83,89,105,111,155,159,172,217,222],"quality":[26,210],"offered":[29],"to":[30,35,57,100,124,132],"its":[31,70],"is":[33,43,55,93,122],"anti-proportional":[34],"their":[36],"distance.":[37],"The":[38],"Capacity":[39],"Constrained":[40],"Assignment":[41],"(CCA)":[42],"matching":[45],"between":[46,110,201],"two":[48],"sets":[49],"such":[50],"that":[51,148,166,196],"(i)":[52],"customer":[54,112],"assigned":[56,90],"at":[58],"most":[59],"one":[60],"provider,":[61],"(ii)":[62],"every":[63],"serves":[65],"no":[66],"more":[67],"than":[69,183],"capacity,":[71],"(iii)":[72],"maximum":[74],"possible":[75],"number":[76],"are":[79,98],"served,":[80],"(iv)":[82],"sum":[84],"Euclidean":[86],"distances":[87],"within":[88],"provider-customer":[91],"pairs":[92],"minimized.":[94],"Although":[95],"max-flow":[96],"algorithms":[97,144],"applicable":[99],"this":[101,120,139],"problem,":[102],"they":[103],"require":[104],"complete":[106],"distance-based":[107],"bipartite":[108],"graph":[109,121],"sets.":[115],"For":[116],"large":[117,131],"spatial":[118,156],"datasets,":[119],"expensive":[123],"compute":[125],"it":[127],"may":[128],"be":[129],"too":[130],"fit":[133],"in":[134],"main":[135],"memory.":[136],"Motivated":[137],"by":[138,208],"fact,":[140],"we":[141,162,189],"propose":[142],"efficient":[143],"for":[145],"optimal":[146,169],"assignment":[147,170],"employ":[149],"novel":[150],"edge-pruning":[151],"strategies,":[152],"based":[153],"on":[154],"properties":[157],"problem.":[160],"Additionally,":[161],"develop":[163],"incremental":[164],"techniques":[165],"maintain":[167],"an":[168],"(in":[171],"presence":[173],"updates)":[175],"with":[176],"processing":[178],"cost":[179],"several":[180],"times":[181],"lower":[182],"CCA":[184,194],"recomputation":[185],"from":[186],"scratch.":[187],"Finally,":[188],"present":[190],"approximate":[191],"(i.e.,":[192],"suboptimal)":[193],"solutions":[195],"provide":[197],"tunable":[199],"trade-off":[200],"result":[202],"accuracy":[203],"computation":[205],"cost,":[206],"abiding":[207],"theoretical":[209],"guarantees.":[211],"A":[212],"thorough":[213],"experimental":[214],"evaluation":[215],"demonstrates":[216],"efficiency":[218],"practicality":[220],"proposed":[223],"techniques.":[224]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":10},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-08-26T07:47:46.906454","created_date":"2025-10-10T00:00:00"}