{"id":"https://openalex.org/W1971912337","doi":"https://doi.org/10.1145/2813448.2813519","title":"In-House Solution for the RecSys Challenge 2015","display_name":"In-House Solution for the RecSys Challenge 2015","publication_year":2015,"publication_date":"2015-09-15","ids":{"openalex":"https://openalex.org/W1971912337","doi":"https://doi.org/10.1145/2813448.2813519","mag":"1971912337"},"language":"en","primary_location":{"id":"doi:10.1145/2813448.2813519","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2813448.2813519","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2015 International ACM Recommender Systems Challenge","raw_type":"proceedings-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/A5104108669","display_name":"Nadav Cohen","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":true,"raw_author_name":"Nadav Cohen","raw_affiliation_strings":["Ben-Gurion University of the Negev, Beer-Sheva, Israel"],"affiliations":[{"raw_affiliation_string":"Ben-Gurion University of the Negev, Beer-Sheva, Israel","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068649406","display_name":"Adi Gerzi","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":"Adi Gerzi","raw_affiliation_strings":["Ben-Gurion University of the Negev, Beer-Sheva, Israel"],"affiliations":[{"raw_affiliation_string":"Ben-Gurion University of the Negev, Beer-Sheva, Israel","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007186655","display_name":"David Ben-Shimon","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"David Ben-Shimon","raw_affiliation_strings":["YOOCHOOSE Labs, Omer, Israel"],"affiliations":[{"raw_affiliation_string":"YOOCHOOSE Labs, Omer, Israel","institution_ids":[]}]},{"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 of the Negev, Beer-Sheva, Israel"],"affiliations":[{"raw_affiliation_string":"Ben-Gurion University of the Negev, 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 of the Negev, Beer-Sheva, Israel"],"affiliations":[{"raw_affiliation_string":"Ben-Gurion University of the Negev, Beer-Sheva, Israel","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054017732","display_name":"Michael Friedmann","orcid":"https://orcid.org/0000-0001-9109-4003"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Michael Friedmann","raw_affiliation_strings":["YOOCHOOSE GmbH, Cologne, Germany"],"affiliations":[{"raw_affiliation_string":"YOOCHOOSE GmbH, Cologne, Germany","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5104108669"],"corresponding_institution_ids":["https://openalex.org/I124227911"],"apc_list":null,"apc_paid":null,"fwci":0.1841,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.56673143,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11439","display_name":"Video Analysis and Summarization","score":0.9927999973297119,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9653000235557556,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/session","display_name":"Session (web analytics)","score":0.7331450581550598},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6225435733795166},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.44223490357398987},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.35682761669158936},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.2828834056854248}],"concepts":[{"id":"https://openalex.org/C2779182362","wikidata":"https://www.wikidata.org/wiki/Q17126187","display_name":"Session (web analytics)","level":2,"score":0.7331450581550598},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6225435733795166},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.44223490357398987},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.35682761669158936},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.2828834056854248}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2813448.2813519","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2813448.2813519","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2015 International ACM Recommender Systems Challenge","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W2017121215","https://openalex.org/W2133990480"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W4230197055","https://openalex.org/W4296749040","https://openalex.org/W621808327","https://openalex.org/W644007644","https://openalex.org/W2497198634","https://openalex.org/W3012257603","https://openalex.org/W1586784764","https://openalex.org/W4292264782"],"abstract_inverted_index":{"RecSys":[0],"Challenge":[1],"2015":[2],"is":[3],"about":[4],"predicting":[5],"the":[6,19,23,28,38,49],"items":[7],"a":[8,13,43],"user":[9],"will":[10],"buy":[11],"in":[12,37],"given":[14],"click":[15],"session.":[16],"We":[17],"describe":[18],"in-house":[20],"solution":[21,33],"to":[22],"challenge":[24],"as":[25],"guided":[26],"by":[27],"YOOCHOOSE":[29],"team.":[30],"The":[31],"presented":[32],"achieved":[34],"14th":[35],"place":[36],"challenge's":[39],"final":[40],"leaderboard":[41],"with":[42],"score":[44],"of":[45],"51,932":[46],"points,":[47],"while":[48],"winner":[50],"obtained":[51],"63,102":[52],"points.":[53]},"counts_by_year":[{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
