{"id":"https://openalex.org/W1545654976","doi":"https://doi.org/10.1155/2015/613612","title":"Context-Aware Recommendation via Graph-Based Contextual Modeling and Postfiltering","display_name":"Context-Aware Recommendation via Graph-Based Contextual Modeling and Postfiltering","publication_year":2015,"publication_date":"2015-08-01","ids":{"openalex":"https://openalex.org/W1545654976","doi":"https://doi.org/10.1155/2015/613612","mag":"1545654976"},"language":"en","primary_location":{"id":"doi:10.1155/2015/613612","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2015/613612","pdf_url":null,"source":{"id":"https://openalex.org/S64417657","display_name":"International Journal of Distributed Sensor Networks","issn_l":"1550-1329","issn":["1550-1329","1550-1477"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Distributed Sensor Networks","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1155/2015/613612","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5005207362","display_name":"Hao Wu","orcid":"https://orcid.org/0000-0002-3696-9281"},"institutions":[{"id":"https://openalex.org/I189210763","display_name":"Yunnan University","ror":"https://ror.org/0040axw97","country_code":"CN","type":"education","lineage":["https://openalex.org/I189210763"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hao Wu","raw_affiliation_strings":["School of Information Science and Engineering, Yunnan University, Kunming 650091, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Yunnan University, Kunming 650091, China","institution_ids":["https://openalex.org/I189210763"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041269918","display_name":"Kun Yue","orcid":"https://orcid.org/0000-0003-3641-1461"},"institutions":[{"id":"https://openalex.org/I189210763","display_name":"Yunnan University","ror":"https://ror.org/0040axw97","country_code":"CN","type":"education","lineage":["https://openalex.org/I189210763"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kun Yue","raw_affiliation_strings":["School of Information Science and Engineering, Yunnan University, Kunming 650091, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Yunnan University, Kunming 650091, China","institution_ids":["https://openalex.org/I189210763"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101612233","display_name":"Xiaoxin Liu","orcid":"https://orcid.org/0000-0001-9029-4775"},"institutions":[{"id":"https://openalex.org/I189210763","display_name":"Yunnan University","ror":"https://ror.org/0040axw97","country_code":"CN","type":"education","lineage":["https://openalex.org/I189210763"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoxin Liu","raw_affiliation_strings":["School of Information Science and Engineering, Yunnan University, Kunming 650091, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Yunnan University, Kunming 650091, China","institution_ids":["https://openalex.org/I189210763"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010722514","display_name":"Yijian Pei","orcid":null},"institutions":[{"id":"https://openalex.org/I189210763","display_name":"Yunnan University","ror":"https://ror.org/0040axw97","country_code":"CN","type":"education","lineage":["https://openalex.org/I189210763"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yijian Pei","raw_affiliation_strings":["School of Information Science and Engineering, Yunnan University, Kunming 650091, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Yunnan University, Kunming 650091, China","institution_ids":["https://openalex.org/I189210763"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100374360","display_name":"Bo Li","orcid":"https://orcid.org/0000-0001-6709-0942"},"institutions":[{"id":"https://openalex.org/I189210763","display_name":"Yunnan University","ror":"https://ror.org/0040axw97","country_code":"CN","type":"education","lineage":["https://openalex.org/I189210763"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Li","raw_affiliation_strings":["School of Information Science and Engineering, Yunnan University, Kunming 650091, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Yunnan University, Kunming 650091, China","institution_ids":["https://openalex.org/I189210763"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5005207362"],"corresponding_institution_ids":["https://openalex.org/I189210763"],"apc_list":{"value":2200,"currency":"USD","value_usd":2200},"apc_paid":{"value":2200,"currency":"USD","value_usd":2200},"fwci":9.0579,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.97463347,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"11","issue":"8","first_page":"613612","last_page":"613612"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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/T11273","display_name":"Advanced Graph Neural Networks","score":0.9930999875068665,"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"}},{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.992900013923645,"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":0.9227581024169922},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.8762227296829224},{"id":"https://openalex.org/keywords/relevance","display_name":"Relevance (law)","score":0.5890821218490601},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.587268054485321},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.5397236347198486},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5345135927200317},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5079432129859924},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.4867251217365265},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.46882009506225586},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.4459720253944397},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4183339476585388},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.38463154435157776},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.10230612754821777}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9227581024169922},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.8762227296829224},{"id":"https://openalex.org/C158154518","wikidata":"https://www.wikidata.org/wiki/Q7310970","display_name":"Relevance (law)","level":2,"score":0.5890821218490601},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.587268054485321},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.5397236347198486},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5345135927200317},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5079432129859924},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.4867251217365265},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.46882009506225586},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4459720253944397},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4183339476585388},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.38463154435157776},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.10230612754821777},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","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/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1155/2015/613612","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2015/613612","pdf_url":null,"source":{"id":"https://openalex.org/S64417657","display_name":"International Journal of Distributed Sensor Networks","issn_l":"1550-1329","issn":["1550-1329","1550-1477"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Distributed Sensor Networks","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:sae:intdis:v:11:y:2015:i:8:p:613612","is_oa":false,"landing_page_url":"https://journals.sagepub.com/doi/10.1155/2015/613612","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},{"id":"pmh:oai:doaj.org/article:5b76d410fc844e8f9ad8a3d9ce265752","is_oa":true,"landing_page_url":"https://doaj.org/article/5b76d410fc844e8f9ad8a3d9ce265752","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"International Journal of Distributed Sensor Networks, Vol 11 (2015)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1155/2015/613612","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2015/613612","pdf_url":null,"source":{"id":"https://openalex.org/S64417657","display_name":"International Journal of Distributed Sensor Networks","issn_l":"1550-1329","issn":["1550-1329","1550-1477"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Distributed Sensor Networks","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1574979204","display_name":null,"funder_award_id":"2013FB009","funder_id":"https://openalex.org/F4320322698","funder_display_name":"Yunnan University of Finance and Economics"},{"id":"https://openalex.org/G2357163292","display_name":null,"funder_award_id":"XT412011","funder_id":"https://openalex.org/F4320322698","funder_display_name":"Yunnan University of Finance and Economics"},{"id":"https://openalex.org/G3746129392","display_name":null,"funder_award_id":"XT412011","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G40437675","display_name":null,"funder_award_id":"2014FA023","funder_id":"https://openalex.org/F4320322698","funder_display_name":"Yunnan University of Finance and Economics"},{"id":"https://openalex.org/G6342216141","display_name":null,"funder_award_id":"2013FB009","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6457533802","display_name":null,"funder_award_id":"61472345","funder_id":"https://openalex.org/F4320322698","funder_display_name":"Yunnan University of Finance and Economics"},{"id":"https://openalex.org/G8052810040","display_name":null,"funder_award_id":"2014FA023","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8716897940","display_name":null,"funder_award_id":"61472345","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/F4320322698","display_name":"Yunnan University of Finance and Economics","ror":"https://ror.org/04rhev598"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W26083285","https://openalex.org/W1560147776","https://openalex.org/W1576240472","https://openalex.org/W1581290810","https://openalex.org/W1960683485","https://openalex.org/W1965284750","https://openalex.org/W1976320242","https://openalex.org/W1981003081","https://openalex.org/W1989868324","https://openalex.org/W2003539379","https://openalex.org/W2018741445","https://openalex.org/W2031999643","https://openalex.org/W2040230751","https://openalex.org/W2041145894","https://openalex.org/W2047109571","https://openalex.org/W2053585176","https://openalex.org/W2102937240","https://openalex.org/W2125280397","https://openalex.org/W2142672922","https://openalex.org/W2168867823","https://openalex.org/W2171960770","https://openalex.org/W2587719861","https://openalex.org/W2912329760"],"related_works":["https://openalex.org/W1484355083","https://openalex.org/W2772628444","https://openalex.org/W4220714703","https://openalex.org/W2735929803","https://openalex.org/W2170391450","https://openalex.org/W2098758514","https://openalex.org/W3008845055","https://openalex.org/W2041004656","https://openalex.org/W135044020","https://openalex.org/W2103058005"],"abstract_inverted_index":{"Context-aware":[0],"recommender":[1,30,50],"systems":[2],"generate":[3],"more":[4],"relevant":[5],"recommendations":[6],"by":[7],"adapting":[8],"them":[9],"to":[10,45,67,90,104,116,145],"the":[11,16,23,29,54,74,92,96,100,118,132,136,139,146,152],"specific":[12],"contextual":[13,40,71,82,122],"situation":[14],"of":[15,22,58],"user":[17,98],"and":[18,48,56,69,99,151],"have":[19],"become":[20],"one":[21],"most":[24],"active":[25],"research":[26],"areas":[27],"in":[28,77,127,159],"systems.":[31,51],"However,":[32],"there":[33],"remains":[34],"a":[35,64,112,128],"key":[36],"issue":[37],"as":[38,121],"how":[39],"information":[41,72],"can":[42],"be":[43],"used":[44,103],"create":[46],"intelligent":[47],"useful":[49],"To":[52],"assist":[53],"development":[55],"use":[57],"context-aware":[59,160],"recommendation":[60,75,119,161],"capabilities,":[61],"we":[62],"propose":[63,111],"graph-based":[65,83],"framework":[66],"model":[68],"incorporate":[70],"into":[73],"process":[76],"an":[78,106],"advantageous":[79],"way.":[80],"A":[81],"relevance":[84,94],"measure":[85],"(CGR)":[86],"is":[87,142,156],"specifically":[88],"designed":[89],"assess":[91],"potential":[93],"between":[95],"target":[97],"items":[101],"further":[102],"make":[105],"item":[107],"recommendation.":[108],"We":[109],"also":[110],"probabilistic-based":[113],"postfiltering":[114,154],"strategy":[115],"refine":[117],"results":[120,134],"conditions":[123],"are":[124],"explicitly":[125],"given":[126],"query.":[129],"Depending":[130],"on":[131,135],"experimental":[133],"two":[137],"datasets,":[138],"CGR-based":[140],"method":[141,155],"much":[143,157],"superior":[144],"traditional":[147],"collaborative":[148],"filtering":[149],"methods,":[150],"proposed":[153],"effective":[158],"scenario.":[162]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
