{"id":"https://openalex.org/W2517030840","doi":"https://doi.org/10.1109/tsc.2016.2597829","title":"An Effective Scheme for QoS Estimation via Alternating Direction Method-Based Matrix Factorization","display_name":"An Effective Scheme for QoS Estimation via Alternating Direction Method-Based Matrix Factorization","publication_year":2016,"publication_date":"2016-08-29","ids":{"openalex":"https://openalex.org/W2517030840","doi":"https://doi.org/10.1109/tsc.2016.2597829","mag":"2517030840"},"language":"en","primary_location":{"id":"doi:10.1109/tsc.2016.2597829","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsc.2016.2597829","pdf_url":null,"source":{"id":"https://openalex.org/S204223317","display_name":"IEEE Transactions on Services Computing","issn_l":"1939-1374","issn":["1939-1374","2372-0204"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Services Computing","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/A5088955392","display_name":"Xin Luo","orcid":"https://orcid.org/0000-0002-1348-5305"},"institutions":[{"id":"https://openalex.org/I180726961","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70","country_code":"CN","type":"education","lineage":["https://openalex.org/I180726961"]},{"id":"https://openalex.org/I4210123021","display_name":"Chongqing Institute of Green and Intelligent Technology","ror":"https://ror.org/031npqv35","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210123021"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xin Luo","raw_affiliation_strings":["Institute of Green and Intelligent Technology, Chinese Academy of Sciences, Beibei, Chongqing, China","Shenzhen Engineering Laboratory for Mobile Internet Application Middleware Technology, Shenzhen University, Shenzhen, Guangdong, China"],"affiliations":[{"raw_affiliation_string":"Institute of Green and Intelligent Technology, Chinese Academy of Sciences, Beibei, Chongqing, China","institution_ids":["https://openalex.org/I4210123021"]},{"raw_affiliation_string":"Shenzhen Engineering Laboratory for Mobile Internet Application Middleware Technology, Shenzhen University, Shenzhen, Guangdong, China","institution_ids":["https://openalex.org/I180726961"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081318069","display_name":"MengChu Zhou","orcid":"https://orcid.org/0000-0002-5408-8752"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"MengChu Zhou","raw_affiliation_strings":["Macau University of Science and Technology, Taipa, Macau, MO"],"affiliations":[{"raw_affiliation_string":"Macau University of Science and Technology, Taipa, Macau, MO","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100699858","display_name":"Zidong Wang","orcid":"https://orcid.org/0000-0002-9576-7401"},"institutions":[{"id":"https://openalex.org/I59433898","display_name":"Brunel University of London","ror":"https://ror.org/00dn4t376","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I59433898"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Zidong Wang","raw_affiliation_strings":["Department of Computer Science, Brunel University London, Uxbridge, Middlesex, United Kingdom"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Brunel University London, Uxbridge, Middlesex, United Kingdom","institution_ids":["https://openalex.org/I59433898"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080478930","display_name":"Yunni Xia","orcid":"https://orcid.org/0000-0001-9024-732X"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunni Xia","raw_affiliation_strings":["Chongqing University, Chongqing, Sichuan, CN"],"affiliations":[{"raw_affiliation_string":"Chongqing University, Chongqing, Sichuan, CN","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079693039","display_name":"Qingsheng Zhu","orcid":"https://orcid.org/0000-0002-0643-4526"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingsheng Zhu","raw_affiliation_strings":["Chongqing University, Chongqing, Sichuan, CN"],"affiliations":[{"raw_affiliation_string":"Chongqing University, Chongqing, Sichuan, CN","institution_ids":["https://openalex.org/I158842170"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5088955392"],"corresponding_institution_ids":["https://openalex.org/I180726961","https://openalex.org/I4210123021"],"apc_list":null,"apc_paid":null,"fwci":9.4139,"has_fulltext":false,"cited_by_count":126,"citation_normalized_percentile":{"value":0.98085794,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"12","issue":"4","first_page":"503","last_page":"518"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.993399977684021,"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"}},"topics":[{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.993399977684021,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9807999730110168,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T11478","display_name":"Caching and Content Delivery","score":0.9731000065803528,"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/computer-science","display_name":"Computer science","score":0.8466761708259583},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.7438881397247314},{"id":"https://openalex.org/keywords/matrix-decomposition","display_name":"Matrix decomposition","score":0.6480979919433594},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6148234009742737},{"id":"https://openalex.org/keywords/factorization","display_name":"Factorization","score":0.5787692666053772},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.5197484493255615},{"id":"https://openalex.org/keywords/web-service","display_name":"Web service","score":0.46154409646987915},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.4526214599609375},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.4444453716278076},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4391351640224457},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.42880070209503174},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.41134411096572876},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4039459228515625},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.36770766973495483},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.346666157245636},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.15550357103347778},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08323189616203308}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8466761708259583},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.7438881397247314},{"id":"https://openalex.org/C42355184","wikidata":"https://www.wikidata.org/wiki/Q1361088","display_name":"Matrix decomposition","level":3,"score":0.6480979919433594},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6148234009742737},{"id":"https://openalex.org/C187834632","wikidata":"https://www.wikidata.org/wiki/Q188804","display_name":"Factorization","level":2,"score":0.5787692666053772},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.5197484493255615},{"id":"https://openalex.org/C35578498","wikidata":"https://www.wikidata.org/wiki/Q193424","display_name":"Web service","level":2,"score":0.46154409646987915},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.4526214599609375},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4444453716278076},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4391351640224457},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.42880070209503174},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.41134411096572876},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4039459228515625},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.36770766973495483},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.346666157245636},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.15550357103347778},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08323189616203308},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","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},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tsc.2016.2597829","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsc.2016.2597829","pdf_url":null,"source":{"id":"https://openalex.org/S204223317","display_name":"IEEE Transactions on Services Computing","issn_l":"1939-1374","issn":["1939-1374","2372-0204"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Services Computing","raw_type":"journal-article"},{"id":"pmh:oai:bura.brunel.ac.uk:2438/13680","is_oa":false,"landing_page_url":"http://bura.brunel.ac.uk/handle/2438/13680","pdf_url":null,"source":{"id":"https://openalex.org/S4306401473","display_name":"Brunel University Research Archive (BURA) (Brunel University London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I59433898","host_organization_name":"Brunel University of London","host_organization_lineage":["https://openalex.org/I59433898"],"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"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.49000000953674316,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G3982830990","display_name":null,"funder_award_id":"106112015CDJXY180005","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G4240219329","display_name":null,"funder_award_id":"20120191120030","funder_id":"https://openalex.org/F4320336024","funder_display_name":"Specialized Research Fund for the Doctoral Program of Higher Education of China"},{"id":"https://openalex.org/G522440641","display_name":null,"funder_award_id":"119/2014/A3","funder_id":"https://openalex.org/F4320323893","funder_display_name":"Fundo para o Desenvolvimento das Ci\u00eancias e da Tecnologia"},{"id":"https://openalex.org/G558453951","display_name":null,"funder_award_id":"61611130209","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320320006","display_name":"Royal Society","ror":"https://ror.org/03wnrjx87"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320323893","display_name":"Fundo para o Desenvolvimento das Ci\u00eancias e da Tecnologia","ror":"https://ror.org/05vna4324"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null},{"id":"https://openalex.org/F4320336024","display_name":"Specialized Research Fund for the Doctoral Program of Higher Education of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":74,"referenced_works":["https://openalex.org/W195720581","https://openalex.org/W1511814458","https://openalex.org/W1525540222","https://openalex.org/W1534477342","https://openalex.org/W1545960569","https://openalex.org/W1552767446","https://openalex.org/W1565746575","https://openalex.org/W1577392879","https://openalex.org/W1663973292","https://openalex.org/W1847716059","https://openalex.org/W1971040550","https://openalex.org/W1971387204","https://openalex.org/W1979406754","https://openalex.org/W1982957931","https://openalex.org/W1989744908","https://openalex.org/W2005156851","https://openalex.org/W2009906975","https://openalex.org/W2030239032","https://openalex.org/W2047893268","https://openalex.org/W2054141820","https://openalex.org/W2056398894","https://openalex.org/W2059745395","https://openalex.org/W2075337064","https://openalex.org/W2076996805","https://openalex.org/W2078670469","https://openalex.org/W2090649417","https://openalex.org/W2091381870","https://openalex.org/W2095503032","https://openalex.org/W2100235918","https://openalex.org/W2100275764","https://openalex.org/W2101409192","https://openalex.org/W2108630796","https://openalex.org/W2110096996","https://openalex.org/W2113802117","https://openalex.org/W2119264846","https://openalex.org/W2119523409","https://openalex.org/W2121966774","https://openalex.org/W2123476762","https://openalex.org/W2137245235","https://openalex.org/W2140190241","https://openalex.org/W2141880113","https://openalex.org/W2146356176","https://openalex.org/W2155806188","https://openalex.org/W2156227868","https://openalex.org/W2162220364","https://openalex.org/W2163864220","https://openalex.org/W2164278908","https://openalex.org/W2165949563","https://openalex.org/W2166113101","https://openalex.org/W2171960770","https://openalex.org/W2184263948","https://openalex.org/W2278138779","https://openalex.org/W2292607291","https://openalex.org/W2294256350","https://openalex.org/W2294304715","https://openalex.org/W2304309600","https://openalex.org/W2315512848","https://openalex.org/W2325979489","https://openalex.org/W2327828747","https://openalex.org/W2344304498","https://openalex.org/W2354225344","https://openalex.org/W2596118091","https://openalex.org/W3101747232","https://openalex.org/W3121976317","https://openalex.org/W4285719527","https://openalex.org/W4292363360","https://openalex.org/W6607973081","https://openalex.org/W6632992187","https://openalex.org/W6633774736","https://openalex.org/W6647773291","https://openalex.org/W6683343455","https://openalex.org/W6684133642","https://openalex.org/W6734582538","https://openalex.org/W7070499600"],"related_works":["https://openalex.org/W4287880334","https://openalex.org/W4366700029","https://openalex.org/W4285230481","https://openalex.org/W2794559785","https://openalex.org/W4385769873","https://openalex.org/W4281634296","https://openalex.org/W4319161863","https://openalex.org/W2371687270","https://openalex.org/W1973739845","https://openalex.org/W119752240"],"abstract_inverted_index":{"Accurately":[0],"estimating":[1],"unknown":[2],"quality-of-service":[3],"(QoS)":[4],"data":[5],"based":[6,71],"on":[7,72,112],"historical":[8],"records":[9],"of":[10,39,44,53,68,76,85,101,140],"Web-service":[11],"invocations":[12],"is":[13],"vital":[14],"for":[15,25],"automatic":[16],"service":[17],"selection.":[18],"This":[19],"work":[20],"presents":[21],"an":[22,83],"effective":[23],"scheme":[24],"addressing":[26],"this":[27],"issue":[28],"via":[29],"alternating":[30,46],"direction":[31,47],"method-based":[32],"matrix":[33,56],"factorization.":[34],"Its":[35],"main":[36],"idea":[37],"consists":[38],"a)":[40],"adopting":[41],"the":[42,45,51,73,77,98,102,107,120,138],"principle":[43],"method":[48],"to":[49,104],"decompose":[50],"task":[52],"building":[54,82],"a":[55,66],"factorization-based":[57],"QoS-estimator":[58],"into":[59],"small":[60],"subtasks,":[61],"where":[62],"each":[63],"one":[64],"trains":[65],"subset":[67],"desired":[69],"parameters":[70],"latest":[74],"status":[75],"whole":[78],"parameter":[79],"set;":[80],"b)":[81],"ensemble":[84,103],"diversified":[86],"single":[87],"models":[88],"with":[89,119,133,137],"sophisticated":[90],"diversifying":[91],"and":[92,95],"aggregating":[93],"mechanism;":[94],"c)":[96],"parallelizing":[97],"construction":[99],"process":[100],"drastically":[105],"reduce":[106],"time":[108,136],"cost.":[109],"Experimental":[110],"results":[111],"two":[113],"industrial":[114],"QoS":[115,125],"datasets":[116],"demonstrate":[117],"that":[118],"proposed":[121],"scheme,":[122],"more":[123],"accurate":[124],"estimates":[126],"can":[127],"be":[128],"achieved":[129],"than":[130],"its":[131,141],"peers":[132],"comparable":[134],"computing":[135],"help":[139],"practical":[142],"parallelization.":[143]},"counts_by_year":[{"year":2025,"cited_by_count":14},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":16},{"year":2022,"cited_by_count":20},{"year":2021,"cited_by_count":17},{"year":2020,"cited_by_count":21},{"year":2019,"cited_by_count":12},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":9},{"year":2016,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
