{"id":"https://openalex.org/W2160974413","doi":"https://doi.org/10.1145/2043932.2043984","title":"Using Wikipedia to boost collaborative filtering techniques","display_name":"Using Wikipedia to boost collaborative filtering techniques","publication_year":2011,"publication_date":"2011-10-23","ids":{"openalex":"https://openalex.org/W2160974413","doi":"https://doi.org/10.1145/2043932.2043984","mag":"2160974413"},"language":"en","primary_location":{"id":"doi:10.1145/2043932.2043984","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2043932.2043984","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the fifth ACM conference on Recommender systems","raw_type":"proceedings-article"},"type":"conference-paper","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/A5044390999","display_name":"Gilad Katz","orcid":"https://orcid.org/0000-0001-9478-7550"},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Gilad Katz","raw_affiliation_strings":["Ben Gurion University, Beer Sheva, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ben Gurion University, Beer Sheva, Israel","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078826355","display_name":"Nir Ofek","orcid":null},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Nir Ofek","raw_affiliation_strings":["Ben Gurion University, Beer Sheva, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ben Gurion University, Beer Sheva, Israel","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086920790","display_name":"Bracha Shapira","orcid":"https://orcid.org/0000-0003-4943-9324"},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Bracha Shapira","raw_affiliation_strings":["Ben Gurion University, Beer Sheva, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ben Gurion University, Beer Sheva, Israel","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012622155","display_name":"Lior Rokach","orcid":"https://orcid.org/0000-0002-6956-3341"},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Lior Rokach","raw_affiliation_strings":["Ben Gurion University, Beer Sheva, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ben Gurion University, Beer Sheva, Israel","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006317361","display_name":"Guy Shani","orcid":"https://orcid.org/0000-0003-4131-0382"},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Guy Shani","raw_affiliation_strings":["Ben Gurion University, Beer Sheva, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ben Gurion University, Beer Sheva, Israel","institution_ids":["https://openalex.org/I124227911"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I124227911"],"apc_list":null,"apc_paid":null,"fwci":3.0795,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.92447932,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"285","last_page":"288"},"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/T10028","display_name":"Topic Modeling","score":0.9958000183105469,"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/T11273","display_name":"Advanced Graph Neural Networks","score":0.9919999837875366,"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/movielens","display_name":"MovieLens","score":0.9708231687545776},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.8802815675735474},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8422362804412842},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.8278489708900452},{"id":"https://openalex.org/keywords/ranking","display_name":"Ranking (information retrieval)","score":0.7211778163909912},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.6861875057220459},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.61331707239151},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5795851349830627},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3346278667449951},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07382330298423767}],"concepts":[{"id":"https://openalex.org/C2776156558","wikidata":"https://www.wikidata.org/wiki/Q4353746","display_name":"MovieLens","level":4,"score":0.9708231687545776},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.8802815675735474},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8422362804412842},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.8278489708900452},{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.7211778163909912},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.6861875057220459},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.61331707239151},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5795851349830627},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3346278667449951},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07382330298423767},{"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/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/2043932.2043984","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2043932.2043984","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the fifth ACM conference on Recommender systems","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.221.3263","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.221.3263","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.ise.bgu.ac.il/faculty/liorr/CONF3.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.712.1019","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.712.1019","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.bgu.ac.il/%7Eshanigu/Publications/p285-katz.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.550000011920929,"display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1500117362","https://openalex.org/W1678393259","https://openalex.org/W1956559956","https://openalex.org/W2001926336","https://openalex.org/W2013594690","https://openalex.org/W2042281163","https://openalex.org/W2113858518","https://openalex.org/W2130729954","https://openalex.org/W2140814057","https://openalex.org/W2171960770","https://openalex.org/W6640862754"],"related_works":["https://openalex.org/W2797500822","https://openalex.org/W2355698112","https://openalex.org/W2022984797","https://openalex.org/W2986679525","https://openalex.org/W4205822456","https://openalex.org/W4299358966","https://openalex.org/W2537367858","https://openalex.org/W2981634480","https://openalex.org/W2188396403","https://openalex.org/W2368078825"],"abstract_inverted_index":{"One":[0],"important":[1],"challenge":[2],"in":[3,43,59,64,77,93],"the":[4,10,18,36,60,65,78,106],"field":[5],"of":[6,12,20,27,69],"recommender":[7,21],"systems":[8,22],"is":[9,90],"sparsity":[11],"available":[13,38],"data.":[14],"This":[15],"problem":[16,33],"limits":[17],"ability":[19],"to":[23,53],"provide":[24],"accurate":[25],"predictions":[26],"user":[28,39],"ratings.":[29],"We":[30,45,85],"overcome":[31],"this":[32,88],"by":[34,50],"using":[35],"publicly":[37],"generated":[40],"information":[41],"contained":[42],"Wikipedia.":[44],"identify":[46],"similarities":[47,58,73],"between":[48],"items":[49],"mapping":[51],"them":[52],"Wikipedia":[54],"pages":[55],"and":[56,62,67,81],"finding":[57],"text":[61],"commonalities":[63],"links":[66],"categories":[68],"each":[70],"page.":[71],"These":[72],"can":[74],"be":[75],"used":[76],"recommendation":[79],"process":[80],"improve":[82],"ranking":[83],"predictions.":[84],"find":[86],"that":[87],"method":[89],"most":[91],"effective":[92],"cases":[94],"where":[95],"ratings":[96],"are":[97,109],"extremely":[98],"sparse":[99],"or":[100],"nonexistent.":[101],"Preliminary":[102],"experimental":[103],"results":[104],"on":[105],"MovieLens":[107],"dataset":[108],"encouraging.":[110]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":5}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
