{"id":"https://openalex.org/W2912343103","doi":"https://doi.org/10.1145/3308558.3313457","title":"Learning Novelty-Aware Ranking of Answers to Complex Questions","display_name":"Learning Novelty-Aware Ranking of Answers to Complex Questions","publication_year":2019,"publication_date":"2019-05-13","ids":{"openalex":"https://openalex.org/W2912343103","doi":"https://doi.org/10.1145/3308558.3313457","mag":"2912343103"},"language":"en","primary_location":{"id":"doi:10.1145/3308558.3313457","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3308558.3313457","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The World Wide Web Conference","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3308558.3313457","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033746890","display_name":"Shahar Harel","orcid":"https://orcid.org/0000-0001-8175-5031"},"institutions":[{"id":"https://openalex.org/I174306211","display_name":"Technion \u2013 Israel Institute of Technology","ror":"https://ror.org/03qryx823","country_code":"IL","type":"education","lineage":["https://openalex.org/I174306211"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Shahar Harel","raw_affiliation_strings":["Technion - Israel Institute of Technology, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technion - Israel Institute of Technology, Israel","institution_ids":["https://openalex.org/I174306211"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019470909","display_name":"Sefi Albo","orcid":null},"institutions":[{"id":"https://openalex.org/I174306211","display_name":"Technion \u2013 Israel Institute of Technology","ror":"https://ror.org/03qryx823","country_code":"IL","type":"education","lineage":["https://openalex.org/I174306211"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Sefi Albo","raw_affiliation_strings":["Technion, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technion, Israel","institution_ids":["https://openalex.org/I174306211"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028578280","display_name":"Eugene Agichtein","orcid":"https://orcid.org/0000-0002-3148-5448"},"institutions":[{"id":"https://openalex.org/I150468666","display_name":"Emory University","ror":"https://ror.org/03czfpz43","country_code":"US","type":"education","lineage":["https://openalex.org/I150468666"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Eugene Agichtein","raw_affiliation_strings":["Emory University, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Emory University, USA","institution_ids":["https://openalex.org/I150468666"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029708595","display_name":"Kira Radinsky","orcid":"https://orcid.org/0009-0007-7918-2204"},"institutions":[{"id":"https://openalex.org/I174306211","display_name":"Technion \u2013 Israel Institute of Technology","ror":"https://ror.org/03qryx823","country_code":"IL","type":"education","lineage":["https://openalex.org/I174306211"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Kira Radinsky","raw_affiliation_strings":["Technion - Israel Institute of Technology, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technion - Israel Institute of Technology, Israel","institution_ids":["https://openalex.org/I174306211"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.1933,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.88488068,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"2799","last_page":"2805"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13274","display_name":"Expert finding and Q&A systems","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/T13274","display_name":"Expert finding and Q&A systems","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":0.9987000226974487,"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/T10286","display_name":"Information Retrieval and Search Behavior","score":0.9835000038146973,"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/computer-science","display_name":"Computer science","score":0.7893182635307312},{"id":"https://openalex.org/keywords/novelty","display_name":"Novelty","score":0.7855803370475769},{"id":"https://openalex.org/keywords/automatic-summarization","display_name":"Automatic summarization","score":0.7532820105552673},{"id":"https://openalex.org/keywords/question-answering","display_name":"Question answering","score":0.6877057552337646},{"id":"https://openalex.org/keywords/diversification","display_name":"Diversification (marketing strategy)","score":0.5895684361457825},{"id":"https://openalex.org/keywords/ranking","display_name":"Ranking (information retrieval)","score":0.5885071754455566},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5596588253974915},{"id":"https://openalex.org/keywords/redundancy","display_name":"Redundancy (engineering)","score":0.5574601888656616},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.46903881430625916},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.45737695693969727}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7893182635307312},{"id":"https://openalex.org/C2778738651","wikidata":"https://www.wikidata.org/wiki/Q16546687","display_name":"Novelty","level":2,"score":0.7855803370475769},{"id":"https://openalex.org/C170858558","wikidata":"https://www.wikidata.org/wiki/Q1394144","display_name":"Automatic summarization","level":2,"score":0.7532820105552673},{"id":"https://openalex.org/C44291984","wikidata":"https://www.wikidata.org/wiki/Q1074173","display_name":"Question answering","level":2,"score":0.6877057552337646},{"id":"https://openalex.org/C180916674","wikidata":"https://www.wikidata.org/wiki/Q3711935","display_name":"Diversification (marketing strategy)","level":2,"score":0.5895684361457825},{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.5885071754455566},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5596588253974915},{"id":"https://openalex.org/C152124472","wikidata":"https://www.wikidata.org/wiki/Q1204361","display_name":"Redundancy (engineering)","level":2,"score":0.5574601888656616},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.46903881430625916},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.45737695693969727},{"id":"https://openalex.org/C27206212","wikidata":"https://www.wikidata.org/wiki/Q34178","display_name":"Theology","level":1,"score":0.0},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3308558.3313457","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3308558.3313457","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The World Wide Web Conference","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3308558.3313457","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3308558.3313457","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The World Wide Web Conference","raw_type":"proceedings-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.6800000071525574}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W912777836","https://openalex.org/W1880262756","https://openalex.org/W1975809876","https://openalex.org/W1999892400","https://openalex.org/W2023188792","https://openalex.org/W2037858832","https://openalex.org/W2057415299","https://openalex.org/W2064675550","https://openalex.org/W2068223736","https://openalex.org/W2083305840","https://openalex.org/W2097193844","https://openalex.org/W2097826433","https://openalex.org/W2113640060","https://openalex.org/W2120779048","https://openalex.org/W2126776599","https://openalex.org/W2127426251","https://openalex.org/W2130237711","https://openalex.org/W2131744502","https://openalex.org/W2132314908","https://openalex.org/W2147308966","https://openalex.org/W2155482025","https://openalex.org/W2155712036","https://openalex.org/W2167213856","https://openalex.org/W2171258484","https://openalex.org/W2251202616","https://openalex.org/W2252217313","https://openalex.org/W2291880741","https://openalex.org/W2293453011","https://openalex.org/W2337233909","https://openalex.org/W2339630617","https://openalex.org/W2604183907","https://openalex.org/W2604940557","https://openalex.org/W2626154462","https://openalex.org/W2808434001","https://openalex.org/W2915240437","https://openalex.org/W3138773240","https://openalex.org/W4206671592","https://openalex.org/W4231510805","https://openalex.org/W4252076394"],"related_works":["https://openalex.org/W2366403280","https://openalex.org/W1495108544","https://openalex.org/W3148229873","https://openalex.org/W2150160875","https://openalex.org/W4242223894","https://openalex.org/W2091301346","https://openalex.org/W1517524280","https://openalex.org/W4214678372","https://openalex.org/W1605559518","https://openalex.org/W4214601164"],"abstract_inverted_index":{"Result":[0],"ranking":[1],"diversification":[2,120],"has":[3],"become":[4],"an":[5,83,88],"important":[6],"issue":[7],"for":[8,125],"web":[9],"search,":[10],"summarization,":[11],"and":[12,113,121],"question":[13,27,118],"answering.":[14],"For":[15],"more":[16],"complex":[17,117],"questions":[18],"with":[19,68,87,99],"multiple":[20],"aspects,":[21],"such":[22],"as":[23],"those":[24],"in":[25,75,95],"community-based":[26],"answering":[28,119],"(CQA)":[29],"sites,":[30],"a":[31,36,56,100,111],"retrieval":[32],"system":[33],"should":[34],"provide":[35],"diversified":[37],"set":[38],"of":[39,46,90],"relevant":[40],"results,":[41],"addressing":[42],"the":[43,47],"different":[44],"aspects":[45],"query,":[48],"while":[49],"minimizing":[50],"redundancy":[51],"or":[52],"repetition.":[53],"We":[54],"present":[55],"new":[57],"method,":[58],"DRN":[59,78,109],",":[60],"which":[61,94],"learns":[62],"novelty-related":[63],"features":[64],"from":[65],"unlabeled":[66],"data":[67],"minimal":[69],"social":[70],"signals,":[71],"to":[72,104,116],"emphasize":[73],"diversity":[74],"ranking.":[76],"Specifically,":[77],"parameterizes":[79],"question-answer":[80],"interactions":[81],"via":[82],"LSTM":[84],"representation,":[85],"coupled":[86],"extension":[89],"neural":[91],"tensor":[92],"network,":[93],"turn":[96],"is":[97],"combined":[98],"novelty-driven":[101],"sampling":[102],"approach":[103,115],"automatically":[105],"generate":[106],"training":[107],"data.":[108],"provides":[110],"novel":[112],"general":[114],"suggests":[122],"promising":[123],"directions":[124],"search":[126],"improvements.":[127]},"counts_by_year":[{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":5}],"updated_date":"2026-07-30T17:31:21.811387","created_date":"2025-10-10T00:00:00"}