{"id":"https://openalex.org/W2953854077","doi":"https://doi.org/10.1002/asi.24279","title":"Joint Modeling of Characters, Words, and Conversation Contexts for Microblog Keyphrase Extraction","display_name":"Joint Modeling of Characters, Words, and Conversation Contexts for Microblog Keyphrase Extraction","publication_year":2019,"publication_date":"2019-07-02","ids":{"openalex":"https://openalex.org/W2953854077","doi":"https://doi.org/10.1002/asi.24279","mag":"2953854077"},"language":"en","primary_location":{"id":"doi:10.1002/asi.24279","is_oa":false,"landing_page_url":"https://doi.org/10.1002/asi.24279","pdf_url":null,"source":{"id":"https://openalex.org/S4210197613","display_name":"Journal of the Association for Information Science and Technology","issn_l":"2330-1635","issn":["2330-1635","2330-1643"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Association for Information Science and Technology","raw_type":"journal-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/A5100685567","display_name":"Yingyi Zhang","orcid":"https://orcid.org/0000-0002-9841-1128"},"institutions":[{"id":"https://openalex.org/I200845125","display_name":"Nanjing University of Information Science and Technology","ror":"https://ror.org/02y0rxk19","country_code":"CN","type":"education","lineage":["https://openalex.org/I200845125"]},{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yingyi Zhang","raw_affiliation_strings":["Department of Information Management, School of Economics and Management Nanjing University of Science and Technology  Nanjing Jiangsu China","Department of Information Management, School of Economics and Management, Nanjing University of Science and Technology, Nanjing, Jiangsu, China"],"affiliations":[{"raw_affiliation_string":"Department of Information Management, School of Economics and Management Nanjing University of Science and Technology  Nanjing Jiangsu China","institution_ids":["https://openalex.org/I200845125"]},{"raw_affiliation_string":"Department of Information Management, School of Economics and Management, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056318061","display_name":"Chengzhi Zhang","orcid":"https://orcid.org/0000-0001-9522-2914"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]},{"id":"https://openalex.org/I200845125","display_name":"Nanjing University of Information Science and Technology","ror":"https://ror.org/02y0rxk19","country_code":"CN","type":"education","lineage":["https://openalex.org/I200845125"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chengzhi Zhang","raw_affiliation_strings":["Department of Information Management, School of Economics and Management Nanjing University of Science and Technology  Nanjing Jiangsu China","Department of Information Management, School of Economics and Management, Nanjing University of Science and Technology, Nanjing, Jiangsu, China"],"affiliations":[{"raw_affiliation_string":"Department of Information Management, School of Economics and Management Nanjing University of Science and Technology  Nanjing Jiangsu China","institution_ids":["https://openalex.org/I200845125"]},{"raw_affiliation_string":"Department of Information Management, School of Economics and Management, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100336998","display_name":"Jing Li","orcid":"https://orcid.org/0000-0002-8044-2284"},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jing Li","raw_affiliation_strings":["Tencent AI Lab  Shenzhen Guangdong China","Tencent AI Lab, Shenzhen, Guangdong, China"],"affiliations":[{"raw_affiliation_string":"Tencent AI Lab  Shenzhen Guangdong China","institution_ids":["https://openalex.org/I2250653659"]},{"raw_affiliation_string":"Tencent AI Lab, Shenzhen, Guangdong, China","institution_ids":["https://openalex.org/I2250653659"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5056318061","https://openalex.org/A5100336998","https://openalex.org/A5100685567"],"corresponding_institution_ids":["https://openalex.org/I200845125","https://openalex.org/I2250653659","https://openalex.org/I36399199"],"apc_list":{"value":3000,"currency":"USD","value_usd":3000},"apc_paid":null,"fwci":0.5601,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.74500404,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"71","issue":"5","first_page":"553","last_page":"567"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13083","display_name":"Advanced Text Analysis Techniques","score":1.0,"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/T13083","display_name":"Advanced Text Analysis Techniques","score":1.0,"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":0.9760000109672546,"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":0.9603000283241272,"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/microblogging","display_name":"Microblogging","score":0.8561185598373413},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8271220922470093},{"id":"https://openalex.org/keywords/conversation","display_name":"Conversation","score":0.8090276718139648},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.6513251662254333},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.6326982378959656},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.6042575240135193},{"id":"https://openalex.org/keywords/salient","display_name":"Salient","score":0.584263265132904},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.5110195875167847},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5061690211296082},{"id":"https://openalex.org/keywords/vocabulary","display_name":"Vocabulary","score":0.48355433344841003},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.458514928817749},{"id":"https://openalex.org/keywords/linguistics","display_name":"Linguistics","score":0.3122950792312622},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.20000654458999634}],"concepts":[{"id":"https://openalex.org/C143275388","wikidata":"https://www.wikidata.org/wiki/Q92438","display_name":"Microblogging","level":3,"score":0.8561185598373413},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8271220922470093},{"id":"https://openalex.org/C2777200299","wikidata":"https://www.wikidata.org/wiki/Q52943","display_name":"Conversation","level":2,"score":0.8090276718139648},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.6513251662254333},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.6326982378959656},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.6042575240135193},{"id":"https://openalex.org/C2780719617","wikidata":"https://www.wikidata.org/wiki/Q1030752","display_name":"Salient","level":2,"score":0.584263265132904},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.5110195875167847},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5061690211296082},{"id":"https://openalex.org/C2777601683","wikidata":"https://www.wikidata.org/wiki/Q6499736","display_name":"Vocabulary","level":2,"score":0.48355433344841003},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.458514928817749},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.3122950792312622},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.20000654458999634},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","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/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/asi.24279","is_oa":false,"landing_page_url":"https://doi.org/10.1002/asi.24279","pdf_url":null,"source":{"id":"https://openalex.org/S4210197613","display_name":"Journal of the Association for Information Science and Technology","issn_l":"2330-1635","issn":["2330-1635","2330-1643"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Association for Information Science and Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.6899999976158142,"display_name":"Quality Education"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320327557","display_name":"National Office for Philosophy and Social Sciences","ror":"https://ror.org/04m0ms912"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W32253530","https://openalex.org/W1505742155","https://openalex.org/W1519474273","https://openalex.org/W1525595230","https://openalex.org/W1810943226","https://openalex.org/W1978394996","https://openalex.org/W1979133071","https://openalex.org/W2000432130","https://openalex.org/W2015469910","https://openalex.org/W2022783018","https://openalex.org/W2027323723","https://openalex.org/W2037124106","https://openalex.org/W2040555370","https://openalex.org/W2045181608","https://openalex.org/W2060772621","https://openalex.org/W2081245429","https://openalex.org/W2089589285","https://openalex.org/W2105745072","https://openalex.org/W2136652593","https://openalex.org/W2141222516","https://openalex.org/W2143933463","https://openalex.org/W2144211451","https://openalex.org/W2145766604","https://openalex.org/W2147880316","https://openalex.org/W2151348518","https://openalex.org/W2153579005","https://openalex.org/W2250938315","https://openalex.org/W2251955066","https://openalex.org/W2466462520","https://openalex.org/W2470673105","https://openalex.org/W2507349564","https://openalex.org/W2566480286","https://openalex.org/W2574163994","https://openalex.org/W2791953580","https://openalex.org/W2800524086","https://openalex.org/W2803119452","https://openalex.org/W2803364587","https://openalex.org/W2892853481","https://openalex.org/W2952567560","https://openalex.org/W2962883855","https://openalex.org/W2963202811","https://openalex.org/W3090556797","https://openalex.org/W3100965738","https://openalex.org/W4230900524","https://openalex.org/W4248875918"],"related_works":["https://openalex.org/W2053241453","https://openalex.org/W2017590198","https://openalex.org/W2275433313","https://openalex.org/W2978974359","https://openalex.org/W1805578373","https://openalex.org/W1968552888","https://openalex.org/W2087532526","https://openalex.org/W2728430307","https://openalex.org/W2036556872","https://openalex.org/W2294826400"],"abstract_inverted_index":{"Millions":[0],"of":[1,18,33,42,195,222],"messages":[2,52],"are":[3,92],"produced":[4],"on":[5,39,228],"microblog":[6,34,43,69,223],"platforms":[7],"every":[8],"day,":[9],"leading":[10],"to":[11,76,98,163,182,206],"the":[12,22,30,40,60,72,99,141,144,148,165,174,184,196,204,213,218],"pressing":[13],"need":[14],"for":[15,105],"automatic":[16],"identification":[17],"key":[19],"points":[20],"from":[21,29,59,135,154,239],"massive":[23],"texts.":[24],"To":[25],"absorb":[26],"salient":[27,152],"content":[28],"vast":[31],"bulk":[32],"posts,":[35],"this":[36],"article":[37],"focuses":[38],"task":[41],"keyphrase":[44,106,113,126,145,149,170],"extraction.":[45],"In":[46,173,193],"previous":[47,240],"work,":[48],"most":[49],"efforts":[50],"treat":[51],"as":[53],"independent":[54],"documents":[55],"and":[56,67,86,102,124,139,147,169,188,210],"might":[57],"suffer":[58],"data":[61,230],"sparsity":[62],"problem":[63,215],"exhibited":[64],"in":[65],"short":[66],"informal":[68,219],"posts.":[70,156],"On":[71],"contrary,":[73],"we":[74,109,178,198],"propose":[75],"enrich":[77],"contexts":[78,138],"via":[79],"exploiting":[80],"conversations":[81],"initialized":[82],"by":[83,88,217],"target":[84,100,155],"posts":[85,101],"formed":[87],"their":[89,136],"replies,":[90],"which":[91,116,202],"generally":[93],"centered":[94],"around":[95],"relevant":[96],"topics":[97],"therefore":[103],"helpful":[104],"identification.":[107],"Concretely,":[108],"present":[110],"a":[111,120,125],"neural":[112],"extraction":[114,171],"framework,":[115],"has":[117],"2":[118,158],"modules:":[119],"conversation":[121,129,137,166,175],"context":[122,130,167,176],"encoder":[123,131],"tagger.":[127],"The":[128,157],"captures":[132],"indicative":[133,186,190],"representation":[134,142,187,191],"feeds":[140],"into":[143],"tagger,":[146],"tagger":[150],"extracts":[151],"words":[153],"modules":[159],"were":[160],"trained":[161],"jointly":[162],"optimize":[164],"encoding":[168],"processes.":[172],"encoder,":[177],"leverage":[179],"hierarchical":[180],"structures":[181],"capture":[183],"word\u2010level":[185],"message\u2010level":[189],"hierarchically.":[192],"both":[194],"modules,":[197],"apply":[199],"character\u2010level":[200],"representations,":[201],"enables":[203],"model":[205,235],"explore":[207],"morphological":[208],"features":[209],"deal":[211],"with":[212],"out\u2010of\u2010vocabulary":[214],"caused":[216],"language":[220],"style":[221],"messages.":[224],"Extensive":[225],"comparison":[226],"results":[227],"real\u2010life":[229],"sets":[231],"indicate":[232],"that":[233],"our":[234],"outperforms":[236],"state\u2010of\u2010the\u2010art":[237],"models":[238],"studies.":[241]},"counts_by_year":[{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}