{"id":"https://openalex.org/W2032889458","doi":"https://doi.org/10.1145/2413236.2413241","title":"On optimal service directory selection in urban vehicular networks","display_name":"On optimal service directory selection in urban vehicular networks","publication_year":2012,"publication_date":"2012-12-10","ids":{"openalex":"https://openalex.org/W2032889458","doi":"https://doi.org/10.1145/2413236.2413241","mag":"2032889458"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1145/2413236.2413241","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"proceedings-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/A5022044664","display_name":"Fenggang Wu","orcid":"https://orcid.org/0000-0003-3364-6206"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"funder","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fenggang Wu","raw_affiliation_strings":["[Shanghai Jiao Tong University, Shanghai, China]"],"affiliations":[{"raw_affiliation_string":"[Shanghai Jiao Tong University, Shanghai, China]","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071050711","display_name":"Hongzi Zhu","orcid":"https://orcid.org/0000-0001-8657-5064"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"funder","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongzi Zhu","raw_affiliation_strings":["[Shanghai Jiao Tong University, Shanghai, China]"],"affiliations":[{"raw_affiliation_string":"[Shanghai Jiao Tong University, Shanghai, China]","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050019300","display_name":"Jialiang Lu","orcid":"https://orcid.org/0000-0002-6752-7224"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"funder","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jia-Liang Lu","raw_affiliation_strings":["[Shanghai Jiao Tong University, Shanghai, China]"],"affiliations":[{"raw_affiliation_string":"[Shanghai Jiao Tong University, Shanghai, China]","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102938931","display_name":"Min\u2010You Wu","orcid":"https://orcid.org/0000-0001-6221-5558"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"funder","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min-You Wu","raw_affiliation_strings":["[Shanghai Jiao Tong University, Shanghai, China]"],"affiliations":[{"raw_affiliation_string":"[Shanghai Jiao Tong University, Shanghai, China]","institution_ids":["https://openalex.org/I183067930"]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.196,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":1,"citation_normalized_percentile":{"value":0.422338,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":64,"max":72},"biblio":{"volume":null,"issue":null,"first_page":"19","last_page":"24"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T10761","display_name":"Vehicular Ad Hoc Networks (VANETs)","score":0.9997,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10761","display_name":"Vehicular Ad Hoc Networks (VANETs)","score":0.9997,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10246","display_name":"Mobile Ad Hoc Networks","score":0.9984,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9794,"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/directory-service","display_name":"Directory service","score":0.4653602},{"id":"https://openalex.org/keywords/service-discovery","display_name":"Service discovery","score":0.43933928}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.78190637},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.68259627},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.61733645},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.6103349},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5809904},{"id":"https://openalex.org/C192448918","wikidata":"https://www.wikidata.org/wiki/Q682677","display_name":"Vehicular ad hoc network","level":4,"score":0.57219106},{"id":"https://openalex.org/C94523657","wikidata":"https://www.wikidata.org/wiki/Q4085781","display_name":"Wireless ad hoc network","level":3,"score":0.5365413},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.52213746},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5218434},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.5075873},{"id":"https://openalex.org/C34388435","wikidata":"https://www.wikidata.org/wiki/Q2267362","display_name":"Bounded function","level":2,"score":0.49441123},{"id":"https://openalex.org/C138338577","wikidata":"https://www.wikidata.org/wiki/Q756230","display_name":"Directory service","level":3,"score":0.4653602},{"id":"https://openalex.org/C2777683733","wikidata":"https://www.wikidata.org/wiki/Q201456","display_name":"Directory","level":2,"score":0.45489544},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.45114988},{"id":"https://openalex.org/C144097018","wikidata":"https://www.wikidata.org/wiki/Q4329404","display_name":"Service discovery","level":3,"score":0.43933928},{"id":"https://openalex.org/C75553542","wikidata":"https://www.wikidata.org/wiki/Q178161","display_name":"A priori and a posteriori","level":2,"score":0.43366665},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.417364},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.40134704},{"id":"https://openalex.org/C35578498","wikidata":"https://www.wikidata.org/wiki/Q193424","display_name":"Web service","level":2,"score":0.15145883},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.110643506},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11057463},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","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/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"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/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1145/2413236.2413241","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.78}],"grants":[],"datasets":[],"versions":[],"referenced_works_count":13,"referenced_works":["https://openalex.org/W1735967030","https://openalex.org/W1761255231","https://openalex.org/W1855870919","https://openalex.org/W1964958503","https://openalex.org/W2038848593","https://openalex.org/W2061457311","https://openalex.org/W2072945466","https://openalex.org/W2102380701","https://openalex.org/W2114635596","https://openalex.org/W2123917602","https://openalex.org/W2134031550","https://openalex.org/W2166524881","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W73423766","https://openalex.org/W2767128237","https://openalex.org/W2143307242","https://openalex.org/W2136877416","https://openalex.org/W2106753613","https://openalex.org/W2104608056","https://openalex.org/W2062688728","https://openalex.org/W2027636740","https://openalex.org/W2005960013","https://openalex.org/W181118223"],"abstract_inverted_index":{"This":[0],"paper":[1],"studies":[2],"the":[3,21,31,47,60,69,76,91,99,102,121,125,134,137,148,154,164,183,200],"Delay":[4],"Bounded":[5],"Service":[6,36,40],"Discovery":[7,37],"Protocol":[8],"(DB-SDP)":[9],"problem":[10,92,116],"in":[11],"Urban":[12],"Vehicular":[13],"Ad-hoc":[14],"Networks":[15],"(VANETs).":[16],"Services":[17],"and":[18,145,199],"resources":[19],"on":[20,194],"vehicles":[22,126,151,168],"must":[23,82],"be":[24,83],"discovered":[25],"before":[26],"they":[27],"become":[28],"available":[29],"to":[30,45],"whole":[32],"network.":[33],"In":[34],"distributed":[35],"Protocols":[38],"(SDPs),":[39],"Directories":[41],"(SDs)":[42],"are":[43,127],"selected":[44,217],"store":[46],"service":[48,81],"description":[49],"for":[50,78,182],"other":[51],"vehicles.":[52],"Selecting":[53],"SDs":[54,103,157],"is":[55,117],"difficult":[56],"because":[57],"VANETs":[58],"has":[59],"disruptive":[61],"nature":[62],"which":[63],"incurs":[64],"a":[65,130,159,178],"significant":[66],"delay,":[67],"whereas":[68],"users":[70],"may":[71],"have":[72],"QoS":[73],"requirements":[74],"that":[75,97,112,203],"query":[77],"some":[79,86,170],"certain":[80],"answered":[84],"within":[85,158],"delay":[87,106,160],"bound.":[88,161],"We":[89,109,162,187],"study":[90],"of":[93,101,124,140,150,156,166],"optimal":[94,184],"SD":[95,114,185,211],"selection":[96,115],"minimizes":[98],"number":[100,149,165],"under":[104],"such":[105,113],"bound":[107],"requirement.":[108],"theoretically":[110,144],"prove":[111],"NP-complete":[118],"even":[119],"when":[120],"future":[122,141],"positions":[123],"known":[128],"as":[129],"priori.":[131],"To":[132],"solve":[133],"DB-SDP":[135],"without":[136],"prior":[138],"knowledge":[139],"traces,":[142],"we":[143,176],"empirically":[146],"analyze":[147],"covered":[152,167],"by":[153,218],"set":[155],"find":[163],"exhibits":[169],"strong":[171],"regularity.":[172],"Regarding":[173],"this":[174],"regularity,":[175],"develop":[177],"heuristic":[179],"iterative":[180],"algorithm":[181,208],"selection.":[186],"conduct":[188],"extensive":[189],"trace":[190],"driven":[191],"simulations":[192],"based":[193],"real":[195],"vehicular":[196],"GPS":[197],"data":[198],"results":[201],"show":[202],"with":[204],"high":[205],"probability,":[206],"our":[207],"can":[209],"select":[210],"sets":[212],"50%":[213],"smaller":[214],"than":[215],"those":[216],"alternative":[219],"algorithms.":[220]},"abstract_inverted_index_v3":null,"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2032889458","counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2025-03-16T17:53:53.391822","created_date":"2016-06-24"}