{"id":"https://openalex.org/W2954881923","doi":"https://doi.org/10.1145/3331184.3331300","title":"A Lightweight Representation of News Events on Social Media","display_name":"A Lightweight Representation of News Events on Social Media","publication_year":2019,"publication_date":"2019-07-18","ids":{"openalex":"https://openalex.org/W2954881923","doi":"https://doi.org/10.1145/3331184.3331300","mag":"2954881923"},"language":"en","primary_location":{"id":"doi:10.1145/3331184.3331300","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3331184.3331300","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval","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/A5069720858","display_name":"Mauricio Quezada","orcid":"https://orcid.org/0000-0003-1637-1909"},"institutions":[{"id":"https://openalex.org/I69737025","display_name":"University of Chile","ror":"https://ror.org/047gc3g35","country_code":"CL","type":"education","lineage":["https://openalex.org/I69737025"]}],"countries":["CL"],"is_corresponding":true,"raw_author_name":"Mauricio Quezada","raw_affiliation_strings":["Universidad de Chile &amp; IMFD, Santiago, Chile"],"affiliations":[{"raw_affiliation_string":"Universidad de Chile &amp; IMFD, Santiago, Chile","institution_ids":["https://openalex.org/I69737025"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009958753","display_name":"B\u00e1rbara Poblete","orcid":"https://orcid.org/0000-0002-7669-645X"},"institutions":[{"id":"https://openalex.org/I69737025","display_name":"University of Chile","ror":"https://ror.org/047gc3g35","country_code":"CL","type":"education","lineage":["https://openalex.org/I69737025"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"Barbara Poblete","raw_affiliation_strings":["Universidad de Chile &amp; IMFD, Santiago, Chile"],"affiliations":[{"raw_affiliation_string":"Universidad de Chile &amp; IMFD, Santiago, Chile","institution_ids":["https://openalex.org/I69737025"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5069720858"],"corresponding_institution_ids":["https://openalex.org/I69737025"],"apc_list":null,"apc_paid":null,"fwci":0.5792,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.65247345,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1049","last_page":"1052"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10064","display_name":"Complex Network Analysis Techniques","score":0.9995999932289124,"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"}},"topics":[{"id":"https://openalex.org/T10064","display_name":"Complex Network Analysis Techniques","score":0.9995999932289124,"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"}},{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9972000122070312,"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/T11147","display_name":"Misinformation and Its Impacts","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8692455291748047},{"id":"https://openalex.org/keywords/automatic-summarization","display_name":"Automatic summarization","score":0.8472471237182617},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.7827821969985962},{"id":"https://openalex.org/keywords/microblogging","display_name":"Microblogging","score":0.7782928943634033},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.575614333152771},{"id":"https://openalex.org/keywords/redundancy","display_name":"Redundancy (engineering)","score":0.5486056804656982},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.5369654893875122},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.5030376315116882},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.48271486163139343},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.4631497263908386},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.36731240153312683},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.29849517345428467},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.25284895300865173}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8692455291748047},{"id":"https://openalex.org/C170858558","wikidata":"https://www.wikidata.org/wiki/Q1394144","display_name":"Automatic summarization","level":2,"score":0.8472471237182617},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.7827821969985962},{"id":"https://openalex.org/C143275388","wikidata":"https://www.wikidata.org/wiki/Q92438","display_name":"Microblogging","level":3,"score":0.7782928943634033},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.575614333152771},{"id":"https://openalex.org/C152124472","wikidata":"https://www.wikidata.org/wiki/Q1204361","display_name":"Redundancy (engineering)","level":2,"score":0.5486056804656982},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.5369654893875122},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5030376315116882},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.48271486163139343},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.4631497263908386},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.36731240153312683},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.29849517345428467},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.25284895300865173},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","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},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3331184.3331300","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3331184.3331300","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320334812","display_name":"Comisi\u00f3n Nacional de Investigaci\u00f3n Cient\u00edfica y Tecnol\u00f3gica","ror":"https://ror.org/02ap3w078"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W77878995","https://openalex.org/W1057014234","https://openalex.org/W2004192095","https://openalex.org/W2008754338","https://openalex.org/W2063904635","https://openalex.org/W2531332599","https://openalex.org/W2735919367","https://openalex.org/W2804720870"],"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/W4389760904","https://openalex.org/W4306886878","https://openalex.org/W2888780092"],"abstract_inverted_index":{"The":[0,87],"sheer":[1],"amount":[2],"of":[3,37,68,82],"newsworthy":[4,83],"information":[5],"published":[6],"by":[7,43,99,121],"users":[8],"in":[9],"social":[10,84,143],"media":[11,85,144],"platforms":[12],"makes":[13],"it":[14],"necessary":[15],"to":[16,22,33,53,113,118],"have":[17],"efficient":[18],"and":[19,24,57,96,106,130,140],"effective":[20],"methods":[21,31],"filter":[23],"organize":[25],"content.":[26],"In":[27],"this":[28],"scenario,":[29],"off-the-shelf":[30],"fail":[32],"process":[34],"large":[35],"amounts":[36],"data,":[38,125],"which":[39],"is":[40,134],"usually":[41],"approached":[42],"adding":[44],"more":[45],"computational":[46],"resources.":[47],"Simple":[48],"data":[49],"aggregations":[50],"can":[51],"help":[52],"cope":[54],"with":[55,138],"space":[56],"time":[58,64,129],"constraints,":[59],"while":[60,126],"at":[61],"the":[62,66,123],"same":[63],"improve":[65],"effectiveness":[67],"certain":[69],"applications,":[70],"such":[71,93],"as":[72,94],"topic":[73],"detection":[74],"or":[75],"summarization.":[76],"We":[77],"propose":[78],"a":[79],"lightweight":[80],"representation":[81,89,110],"data.":[86,145],"proposed":[88],"leverages":[90],"microblog":[91],"features,":[92],"redundancy":[95],"re-sharing":[97],"capabilities,":[98],"using":[100,122],"surrogate":[101],"texts":[102],"from":[103],"shared":[104],"URLs":[105],"word":[107],"embeddings.":[108],"Our":[109],"allows":[111],"us":[112],"achieve":[114],"comparable":[115],"clustering":[116],"results":[117],"those":[119],"obtained":[120],"complete":[124],"reducing":[127],"running":[128],"required":[131],"memory.":[132],"This":[133],"useful":[135],"when":[136],"dealing":[137],"noisy":[139],"raw":[141],"user-generated":[142]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
