{"id":"https://openalex.org/W2166956738","doi":"https://doi.org/10.1145/1651461.1651473","title":"Beyond the stars","display_name":"Beyond the stars","publication_year":2009,"publication_date":"2009-11-06","ids":{"openalex":"https://openalex.org/W2166956738","doi":"https://doi.org/10.1145/1651461.1651473","mag":"2166956738"},"language":"en","primary_location":{"id":"doi:10.1145/1651461.1651473","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1651461.1651473","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 1st international CIKM workshop on Topic-sentiment analysis for mass opinion","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://infoscience.epfl.ch/record/197487","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111899968","display_name":"Niklas Jakob","orcid":null},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Niklas Jakob","raw_affiliation_strings":["Technische Universit\u00e4t Darmstadt, Darmstadt, Germany"],"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Darmstadt, Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063002460","display_name":"H. W\u00e9ber","orcid":"https://orcid.org/0000-0002-7584-8044"},"institutions":[{"id":"https://openalex.org/I1325886976","display_name":"Siemens (Germany)","ror":"https://ror.org/059mq0909","country_code":"DE","type":"company","lineage":["https://openalex.org/I1325886976"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Stefan Hagen Weber","raw_affiliation_strings":["Siemens AG, Corporate Technology, Munich, Germany"],"affiliations":[{"raw_affiliation_string":"Siemens AG, Corporate Technology, Munich, Germany","institution_ids":["https://openalex.org/I1325886976"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019874352","display_name":"Mark-Christoph M\u00fcller","orcid":"https://orcid.org/0000-0001-5639-7682"},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Mark Christoph M\u00fcller","raw_affiliation_strings":["Technische Universit\u00e4t Darmstadt, Darmstadt, Germany"],"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Darmstadt, Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027450194","display_name":"Iryna Gurevych","orcid":"https://orcid.org/0000-0003-2187-7621"},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Iryna Gurevych","raw_affiliation_strings":["Technische Universit\u00e4t Darmstadt, Darmstadt, Germany"],"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Darmstadt, Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5111899968"],"corresponding_institution_ids":["https://openalex.org/I31512782"],"apc_list":null,"apc_paid":null,"fwci":12.2129,"has_fulltext":false,"cited_by_count":162,"citation_normalized_percentile":{"value":0.98731756,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"57","last_page":"64"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10664","display_name":"Sentiment Analysis and Opinion Mining","score":0.9995999932289124,"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"}},"topics":[{"id":"https://openalex.org/T10664","display_name":"Sentiment Analysis and Opinion Mining","score":0.9995999932289124,"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/T10028","display_name":"Topic Modeling","score":0.9991999864578247,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9976999759674072,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.860435962677002},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8025238513946533},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.6254157423973083},{"id":"https://openalex.org/keywords/baseline","display_name":"Baseline (sea)","score":0.6096338033676147},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.6022866368293762},{"id":"https://openalex.org/keywords/star","display_name":"Star (game theory)","score":0.5669190287590027},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.45069509744644165},{"id":"https://openalex.org/keywords/sentiment-analysis","display_name":"Sentiment analysis","score":0.4169422388076782},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3146982789039612},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.31297338008880615}],"concepts":[{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.860435962677002},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8025238513946533},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.6254157423973083},{"id":"https://openalex.org/C12725497","wikidata":"https://www.wikidata.org/wiki/Q810247","display_name":"Baseline (sea)","level":2,"score":0.6096338033676147},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.6022866368293762},{"id":"https://openalex.org/C2780897414","wikidata":"https://www.wikidata.org/wiki/Q7600592","display_name":"Star (game theory)","level":2,"score":0.5669190287590027},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.45069509744644165},{"id":"https://openalex.org/C66402592","wikidata":"https://www.wikidata.org/wiki/Q2271421","display_name":"Sentiment analysis","level":2,"score":0.4169422388076782},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3146982789039612},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.31297338008880615},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"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/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1145/1651461.1651473","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1651461.1651473","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 1st international CIKM workshop on Topic-sentiment analysis for mass opinion","raw_type":"proceedings-article"},{"id":"pmh:oai:ids-pub.bsz-bw.de:11139","is_oa":false,"landing_page_url":"https://ids-pub.bsz-bw.de/frontdoor/index/index/docId/11139","pdf_url":null,"source":{"id":"https://openalex.org/S4306401750","display_name":"Publication Server of the Institute for German Language (Institute for German Language)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210099471","host_organization_name":"Leibniz Institute for the German Language","host_organization_lineage":["https://openalex.org/I4210099471"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"conferenceobject"},{"id":"pmh:oai:infoscience.epfl.ch:197487","is_oa":true,"landing_page_url":"http://infoscience.epfl.ch/record/197487","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},{"id":"pmh:oai:infoscience.tind.io:197487","is_oa":true,"landing_page_url":"https://infoscience.epfl.ch/handle/20.500.14299/101668","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference proceedings"}],"best_oa_location":{"id":"pmh:oai:infoscience.epfl.ch:197487","is_oa":true,"landing_page_url":"http://infoscience.epfl.ch/record/197487","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},"sustainable_development_goals":[{"display_name":"Quality Education","score":0.5099999904632568,"id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W159038999","https://openalex.org/W606729815","https://openalex.org/W1508977358","https://openalex.org/W1521843029","https://openalex.org/W1569786409","https://openalex.org/W1573641422","https://openalex.org/W1733625400","https://openalex.org/W1880262756","https://openalex.org/W1971040550","https://openalex.org/W1985514943","https://openalex.org/W2011450768","https://openalex.org/W2017238344","https://openalex.org/W2022204871","https://openalex.org/W2040974535","https://openalex.org/W2042281163","https://openalex.org/W2043403353","https://openalex.org/W2045471213","https://openalex.org/W2056859949","https://openalex.org/W2081375810","https://openalex.org/W2081580037","https://openalex.org/W2095976990","https://openalex.org/W2096110600","https://openalex.org/W2100329159","https://openalex.org/W2108754253","https://openalex.org/W2110325612","https://openalex.org/W2110661954","https://openalex.org/W2112744748","https://openalex.org/W2120779048","https://openalex.org/W2122090912","https://openalex.org/W2122788739","https://openalex.org/W2126854223","https://openalex.org/W2138180870","https://openalex.org/W2145360759","https://openalex.org/W2146012283","https://openalex.org/W2146755300","https://openalex.org/W2147654806","https://openalex.org/W2152571774","https://openalex.org/W2154946202","https://openalex.org/W2157589241","https://openalex.org/W2158515176","https://openalex.org/W2160660844","https://openalex.org/W2214920610","https://openalex.org/W2501061957","https://openalex.org/W2595697910","https://openalex.org/W2963947225"],"related_works":["https://openalex.org/W2772628444","https://openalex.org/W2735929803","https://openalex.org/W4220714703","https://openalex.org/W1484355083","https://openalex.org/W3008845055","https://openalex.org/W2098758514","https://openalex.org/W4376854386","https://openalex.org/W2202724490","https://openalex.org/W2508671622","https://openalex.org/W2556532874"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"we":[3],"show":[4],"that":[5],"the":[6,15,37,68,72,83,90,96,103,108,119],"extraction":[7],"of":[8,17,41,47,55,62],"opinions":[9],"from":[10,102],"free-text":[11,104],"reviews":[12,56,105],"can":[13],"improve":[14],"accuracy":[16],"movie":[18,26],"recommendations.":[19],"We":[20,50,75],"present":[21],"three":[22],"approaches":[23,43],"to":[24,66],"extract":[25],"aspects":[27],"as":[28,34],"opinion":[29,111],"targets":[30],"and":[31,88,93,127],"use":[32],"them":[33],"features":[35,70,97,114],"for":[36,71,82],"collaborative":[38,73,79],"filtering.":[39,74],"Each":[40],"these":[42],"requires":[44],"different":[45,69],"amounts":[46],"manual":[48],"interaction.":[49],"collected":[51],"a":[52,77],"data":[53],"set":[54],"with":[57,92],"corresponding":[58],"ordinal":[59],"(star)":[60],"ratings":[61,126],"several":[63],"thousand":[64],"movies":[65],"evaluate":[67],"employ":[76],"state-of-the-art":[78],"filtering":[80],"engine":[81],"recommendations":[84],"during":[85],"our":[86],"evaluation":[87],"compare":[89],"performance":[91],"without":[94],"using":[95],"representing":[98],"user":[99],"preferences":[100],"mined":[101],"provided":[106],"by":[107],"users.":[109],"The":[110],"mining":[112],"based":[113,123],"perform":[115],"significantly":[116],"better":[117],"than":[118],"baseline,":[120],"which":[121],"is":[122],"on":[124],"star":[125],"genre":[128],"information":[129],"only.":[130]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":10},{"year":2020,"cited_by_count":15},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":19},{"year":2017,"cited_by_count":17},{"year":2016,"cited_by_count":17},{"year":2015,"cited_by_count":18},{"year":2014,"cited_by_count":14},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":14}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}
