{"id":"https://openalex.org/W2062428888","doi":"https://doi.org/10.1145/2043932.2043953","title":"Group recommendation using feature space representing behavioral tendency and power balance among members","display_name":"Group recommendation using feature space representing behavioral tendency and power balance among members","publication_year":2011,"publication_date":"2011-10-23","ids":{"openalex":"https://openalex.org/W2062428888","doi":"https://doi.org/10.1145/2043932.2043953","mag":"2062428888"},"language":"en","primary_location":{"id":"doi:10.1145/2043932.2043953","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2043932.2043953","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":"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/A5016184996","display_name":"Shunichi Seko","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Shunichi Seko","raw_affiliation_strings":["NTT Cyber Solutions Laboratories, Yokosuka-Shi, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Cyber Solutions Laboratories, Yokosuka-Shi, Kanagawa, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052984027","display_name":"Takashi Yagi","orcid":"https://orcid.org/0000-0002-2008-872X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Takashi Yagi","raw_affiliation_strings":["NTT Cyber Solutions Laboratories, Yokosuka-Shi, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Cyber Solutions Laboratories, Yokosuka-Shi, Kanagawa, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058338424","display_name":"Manabu Motegi","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Manabu Motegi","raw_affiliation_strings":["NTT Cyber Solutions Laboratories, Yokosuka-Shi, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Cyber Solutions Laboratories, Yokosuka-Shi, Kanagawa, Japan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5057361150","display_name":"Shinyo Muto","orcid":"https://orcid.org/0000-0001-6878-6140"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shinyo Muto","raw_affiliation_strings":["NTT Cyber Solutions Laboratories, Yokosuka-Shi, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Cyber Solutions Laboratories, Yokosuka-Shi, Kanagawa, Japan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5016184996"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.8673,"has_fulltext":false,"cited_by_count":84,"citation_normalized_percentile":{"value":0.97366954,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"101","last_page":"108"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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/T11439","display_name":"Video Analysis and Summarization","score":0.9926999807357788,"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/T10064","display_name":"Complex Network Analysis Techniques","score":0.9851999878883362,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/preference","display_name":"Preference","score":0.6685502529144287},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6335683465003967},{"id":"https://openalex.org/keywords/space","display_name":"Space (punctuation)","score":0.5957022905349731},{"id":"https://openalex.org/keywords/group","display_name":"Group (periodic table)","score":0.5834696888923645},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5225595831871033},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.5158180594444275},{"id":"https://openalex.org/keywords/balance","display_name":"Balance (ability)","score":0.500493049621582},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.46174174547195435},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.45525866746902466},{"id":"https://openalex.org/keywords/content","display_name":"Content (measure theory)","score":0.44926947355270386},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3998267650604248},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3421103358268738},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.3398500978946686},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.19163993000984192},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15903595089912415}],"concepts":[{"id":"https://openalex.org/C2781249084","wikidata":"https://www.wikidata.org/wiki/Q908656","display_name":"Preference","level":2,"score":0.6685502529144287},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6335683465003967},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.5957022905349731},{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.5834696888923645},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5225595831871033},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.5158180594444275},{"id":"https://openalex.org/C168031717","wikidata":"https://www.wikidata.org/wiki/Q1530280","display_name":"Balance (ability)","level":2,"score":0.500493049621582},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.46174174547195435},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.45525866746902466},{"id":"https://openalex.org/C2778152352","wikidata":"https://www.wikidata.org/wiki/Q5165061","display_name":"Content (measure theory)","level":2,"score":0.44926947355270386},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3998267650604248},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3421103358268738},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.3398500978946686},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.19163993000984192},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15903595089912415},{"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/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.0},{"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/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2043932.2043953","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2043932.2043953","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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W142846270","https://openalex.org/W1495821370","https://openalex.org/W1527499847","https://openalex.org/W1971040550","https://openalex.org/W1988344511","https://openalex.org/W2021674147","https://openalex.org/W2042281163","https://openalex.org/W2044590505","https://openalex.org/W2075462462","https://openalex.org/W2103707651","https://openalex.org/W2107537290","https://openalex.org/W2116671244","https://openalex.org/W2118020555","https://openalex.org/W2118934678","https://openalex.org/W2140715253","https://openalex.org/W2150886314","https://openalex.org/W2151094178","https://openalex.org/W2162604475","https://openalex.org/W2169346625","https://openalex.org/W2171960770","https://openalex.org/W2172118809","https://openalex.org/W2604086590","https://openalex.org/W2998206837"],"related_works":["https://openalex.org/W4390273403","https://openalex.org/W4386781444","https://openalex.org/W2150182025","https://openalex.org/W3092950680","https://openalex.org/W3197542405","https://openalex.org/W2056712470","https://openalex.org/W3125580266","https://openalex.org/W4288390103","https://openalex.org/W4317039510","https://openalex.org/W1657011257"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"an":[3],"algorithm":[4,55,105],"to":[5],"estimate":[6],"appropriate":[7,108],"or":[8,36],"novel":[9,112],"content":[10,46],"for":[11],"groups":[12,40,96],"of":[13,45,65,69,87,94],"people":[14],"who":[15],"know":[16],"each":[17],"other":[18],"such":[19,41],"as":[20,42],"friends,":[21],"couples,":[22],"and":[23,48,72,83,110],"families.":[24],"To":[25],"achieve":[26],"high":[27],"recommendation":[28,57],"accuracy,":[29],"we":[30,100],"focus":[31],"on":[32,80],"\"Groupality\",":[33],"the":[34,43,49,66,73,84,91],"entity":[35],"entities":[37],"that":[38,63,102,116],"characterize":[39],"tendency":[44,68],"selection":[47],"relationships":[50],"among":[51,76],"group":[52,71,77],"members.":[53],"Our":[54],"calculates":[56],"scores":[58],"using":[59],"a":[60,70],"feature":[61],"space":[62],"consists":[64],"behavioral":[67,85,92],"power":[74],"balance":[75],"members":[78],"based":[79],"individual":[81],"preference":[82],"history":[86,93],"group.":[88],"After":[89],"gathering":[90],"subject":[95],"when":[97],"watching":[98],"TV,":[99],"verify":[101],"our":[103,117],"proposed":[104],"can":[106],"recommend":[107],"content,":[109],"find":[111],"content.":[113],"Evaluations":[114],"show":[115],"proposal":[118],"achieves":[119],"higher":[120],"performance":[121],"than":[122],"existing":[123],"methods.":[124]},"counts_by_year":[{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":10},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":8},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
