{"id":"https://openalex.org/W2279773298","doi":"https://doi.org/10.1145/2801164","title":"A Spatial-Temporal QoS Prediction Approach for Time-aware Web Service Recommendation","display_name":"A Spatial-Temporal QoS Prediction Approach for Time-aware Web Service Recommendation","publication_year":2016,"publication_date":"2016-02-08","ids":{"openalex":"https://openalex.org/W2279773298","doi":"https://doi.org/10.1145/2801164","mag":"2279773298"},"language":"en","primary_location":{"id":"doi:10.1145/2801164","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2801164","pdf_url":null,"source":{"id":"https://openalex.org/S131231701","display_name":"ACM Transactions on the Web","issn_l":"1559-1131","issn":["1559-1131","1559-114X"],"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 the Web","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/A5100352800","display_name":"Xinyu Wang","orcid":"https://orcid.org/0000-0002-5507-6569"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xinyu Wang","raw_affiliation_strings":["Zhejiang University, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062252650","display_name":"Jianke Zhu","orcid":"https://orcid.org/0000-0003-1831-0106"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianke Zhu","raw_affiliation_strings":["Zhejiang University, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000582109","display_name":"Zibin Zheng","orcid":"https://orcid.org/0000-0002-7878-4330"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zibin Zheng","raw_affiliation_strings":["Sun Yat-sen University"],"affiliations":[{"raw_affiliation_string":"Sun Yat-sen University","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004063144","display_name":"Wenjie Song","orcid":"https://orcid.org/0000-0003-3688-017X"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjie Song","raw_affiliation_strings":["Zhejiang University, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112043908","display_name":"Yuanhong Shen","orcid":null},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuanhong Shen","raw_affiliation_strings":["Zhejiang University, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069596903","display_name":"Michael R. Lyu","orcid":"https://orcid.org/0000-0002-3666-5798"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Michael R. Lyu","raw_affiliation_strings":["The Chinese University of Hong Kong"],"affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong","institution_ids":["https://openalex.org/I177725633"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100352800"],"corresponding_institution_ids":["https://openalex.org/I76130692"],"apc_list":null,"apc_paid":null,"fwci":29.6955,"has_fulltext":false,"cited_by_count":92,"citation_normalized_percentile":{"value":0.99570897,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"10","issue":"1","first_page":"1","last_page":"25"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9987000226974487,"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"}},"topics":[{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9987000226974487,"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":0.9973000288009644,"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/T10637","display_name":"Advanced Clustering Algorithms Research","score":0.9847999811172485,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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":0.8424677848815918},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.7089622616767883},{"id":"https://openalex.org/keywords/web-service","display_name":"Web service","score":0.7044828534126282},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.497480183839798},{"id":"https://openalex.org/keywords/lasso","display_name":"Lasso (programming language)","score":0.45603975653648376},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.44101861119270325},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.24148660898208618},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.19608280062675476}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8424677848815918},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.7089622616767883},{"id":"https://openalex.org/C35578498","wikidata":"https://www.wikidata.org/wiki/Q193424","display_name":"Web service","level":2,"score":0.7044828534126282},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.497480183839798},{"id":"https://openalex.org/C37616216","wikidata":"https://www.wikidata.org/wiki/Q3218363","display_name":"Lasso (programming language)","level":2,"score":0.45603975653648376},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.44101861119270325},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.24148660898208618},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.19608280062675476},{"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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2801164","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2801164","pdf_url":null,"source":{"id":"https://openalex.org/S131231701","display_name":"ACM Transactions on the Web","issn_l":"1559-1131","issn":["1559-1131","1559-114X"],"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 the Web","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.49000000953674316,"display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G1268932981","display_name":null,"funder_award_id":"2014A030313151","funder_id":"https://openalex.org/F4320321921","funder_display_name":"Natural Science Foundation of Guangdong Province"},{"id":"https://openalex.org/G5494608334","display_name":null,"funder_award_id":"61103105 and 61472338","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321921","display_name":"Natural Science Foundation of Guangdong Province","ror":null},{"id":"https://openalex.org/F4320327563","display_name":"Major State Basic Research Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W146619980","https://openalex.org/W153062175","https://openalex.org/W1588163064","https://openalex.org/W1629473008","https://openalex.org/W1798291019","https://openalex.org/W1965810726","https://openalex.org/W1967868690","https://openalex.org/W1972156947","https://openalex.org/W1999627569","https://openalex.org/W2008015434","https://openalex.org/W2029119963","https://openalex.org/W2042281163","https://openalex.org/W2060017308","https://openalex.org/W2063978378","https://openalex.org/W2072191819","https://openalex.org/W2072234870","https://openalex.org/W2073021764","https://openalex.org/W2073178357","https://openalex.org/W2089419957","https://openalex.org/W2091381870","https://openalex.org/W2092513324","https://openalex.org/W2110325612","https://openalex.org/W2112447569","https://openalex.org/W2114209105","https://openalex.org/W2120104197","https://openalex.org/W2123173284","https://openalex.org/W2123476762","https://openalex.org/W2131583055","https://openalex.org/W2132763199","https://openalex.org/W2135046866","https://openalex.org/W2137245235","https://openalex.org/W2140597141","https://openalex.org/W2141667528","https://openalex.org/W2141880113","https://openalex.org/W2142144955","https://openalex.org/W2144088685","https://openalex.org/W2145775155","https://openalex.org/W2149965377","https://openalex.org/W2157699834","https://openalex.org/W2158307368","https://openalex.org/W2159638451","https://openalex.org/W2162457030","https://openalex.org/W2162983389","https://openalex.org/W2171688583","https://openalex.org/W2313953460","https://openalex.org/W2996852294","https://openalex.org/W3022380717","https://openalex.org/W4241098742"],"related_works":["https://openalex.org/W4256576576","https://openalex.org/W3090384609","https://openalex.org/W3194013178","https://openalex.org/W4249086404","https://openalex.org/W2790019364","https://openalex.org/W2486360182","https://openalex.org/W2212119398","https://openalex.org/W4288780803","https://openalex.org/W2187089732","https://openalex.org/W3163178158"],"abstract_inverted_index":{"Due":[0],"to":[1,36,59,93,115,141],"the":[2,22,39,50,70,107,110,123,127,134,155,167],"popularity":[3],"of":[4,14,41,52,61,68,109,130,136,169],"service-oriented":[5],"architectures":[6],"for":[7,45,82,126,173],"various":[8],"distributed":[9],"systems,":[10],"an":[11],"increasing":[12],"number":[13],"Web":[15,25,53,84,175],"services":[16,44],"have":[17],"been":[18],"deployed":[19],"all":[20],"over":[21,56],"world.":[23],"Recently,":[24],"service":[26,54,62,85,138,176],"recommendation":[27],"became":[28],"a":[29,76,88,100,116],"hot":[30],"research":[31],"topic,":[32],"one":[33],"that":[34,154],"aims":[35],"accurately":[37],"predict":[38],"quality":[40],"functional":[42],"satisfactory":[43],"each":[46],"end":[47],"user.":[48],"Generally,":[49],"performance":[51],"changes":[55],"time":[57],"due":[58],"variations":[60],"status":[63],"and":[64],"network":[65],"conditions.":[66],"Instead":[67],"employing":[69],"conventional":[71],"temporal":[72,131,170],"models,":[73],"we":[74,98],"propose":[75],"novel":[77],"spatial-temporal":[78],"QoS":[79,95,111,132,171],"prediction":[80,147,172],"approach":[81,157],"time-aware":[83,174],"recommendation,":[86],"where":[87],"sparse":[89,128],"representation":[90,129],"is":[91,139],"employed":[92,140],"model":[94],"variations.":[96],"Specifically,":[97],"make":[99],"zero-mean":[101],"Laplace":[102],"prior":[103],"distribution":[104],"assumption":[105],"on":[106,166],"residuals":[108],"prediction,":[112],"which":[113],"corresponds":[114],"Lasso":[117],"regression":[118],"problem.":[119],"To":[120],"effectively":[121],"select":[122],"nearest":[124],"neighbor":[125],"values,":[133],"geo-location":[135],"web":[137],"reduce":[142],"searching":[143],"range":[144],"while":[145],"improving":[146],"accuracy.":[148],"The":[149],"extensive":[150],"experimental":[151],"results":[152],"demonstrate":[153],"proposed":[156],"outperforms":[158],"state-of-art":[159],"methods":[160],"with":[161],"more":[162],"than":[163],"10%":[164],"improvement":[165],"accuracy":[168],"recommendation.":[177]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":12},{"year":2020,"cited_by_count":14},{"year":2019,"cited_by_count":14},{"year":2018,"cited_by_count":14},{"year":2017,"cited_by_count":12},{"year":2016,"cited_by_count":3}],"updated_date":"2026-04-17T18:11:37.981687","created_date":"2025-10-10T00:00:00"}
