{"id":"https://openalex.org/W3206996784","doi":"https://doi.org/10.1145/3472714.3473624","title":"Sentiment Analysis of Portuguese Political Parties Communication","display_name":"Sentiment Analysis of Portuguese Political Parties Communication","publication_year":2021,"publication_date":"2021-10-12","ids":{"openalex":"https://openalex.org/W3206996784","doi":"https://doi.org/10.1145/3472714.3473624","mag":"3206996784"},"language":"en","primary_location":{"id":"doi:10.1145/3472714.3473624","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3472714.3473624","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 39th ACM International Conference on Design of Communication","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/10362/126515","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5006235395","display_name":"Carlos J. Costa","orcid":"https://orcid.org/0000-0002-1037-0561"},"institutions":[{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Carlos Costa","raw_affiliation_strings":["ISEG, Universidade de Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"ISEG, Universidade de Lisboa, Portugal","institution_ids":["https://openalex.org/I141596103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061027683","display_name":"Manuela Apar\u00edcio","orcid":"https://orcid.org/0000-0003-4261-0344"},"institutions":[{"id":"https://openalex.org/I83558840","display_name":"Universidade Nova de Lisboa","ror":"https://ror.org/02xankh89","country_code":"PT","type":"education","lineage":["https://openalex.org/I83558840"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Manuela Aparicio","raw_affiliation_strings":["IMS, Universidade Nova de Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"IMS, Universidade Nova de Lisboa, Portugal","institution_ids":["https://openalex.org/I83558840"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044940620","display_name":"Jo\u00e3o Tiago Apar\u00edcio","orcid":"https://orcid.org/0000-0002-8047-7452"},"institutions":[{"id":"https://openalex.org/I141596103","display_name":"University of Lisbon","ror":"https://ror.org/01c27hj86","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Joao Aparicio","raw_affiliation_strings":["IST, Universidade de Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"IST, Universidade de Lisboa, Portugal","institution_ids":["https://openalex.org/I141596103"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5006235395"],"corresponding_institution_ids":["https://openalex.org/I141596103"],"apc_list":null,"apc_paid":null,"fwci":1.2237,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.83554165,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"63","last_page":"69"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10664","display_name":"Sentiment Analysis and Opinion Mining","score":0.9991000294685364,"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":0.9991000294685364,"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":0.9969000220298767,"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"}},{"id":"https://openalex.org/T10557","display_name":"Social Media and Politics","score":0.9886999726295471,"subfield":{"id":"https://openalex.org/subfields/3315","display_name":"Communication"},"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/political-communication","display_name":"Political communication","score":0.8130065202713013},{"id":"https://openalex.org/keywords/politics","display_name":"Politics","score":0.7528523206710815},{"id":"https://openalex.org/keywords/sentiment-analysis","display_name":"Sentiment analysis","score":0.6705762147903442},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.5893609523773193},{"id":"https://openalex.org/keywords/coherence","display_name":"Coherence (philosophical gambling strategy)","score":0.5255165100097656},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5111961960792542},{"id":"https://openalex.org/keywords/content-analysis","display_name":"Content analysis","score":0.5068338513374329},{"id":"https://openalex.org/keywords/public-relations","display_name":"Public relations","score":0.4490372836589813},{"id":"https://openalex.org/keywords/political-science","display_name":"Political science","score":0.41862520575523376},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.369622141122818},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.29169267416000366},{"id":"https://openalex.org/keywords/sociology","display_name":"Sociology","score":0.19597312808036804},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.1893012821674347},{"id":"https://openalex.org/keywords/social-science","display_name":"Social science","score":0.18028301000595093}],"concepts":[{"id":"https://openalex.org/C90508534","wikidata":"https://www.wikidata.org/wiki/Q1660049","display_name":"Political communication","level":3,"score":0.8130065202713013},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.7528523206710815},{"id":"https://openalex.org/C66402592","wikidata":"https://www.wikidata.org/wiki/Q2271421","display_name":"Sentiment analysis","level":2,"score":0.6705762147903442},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.5893609523773193},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.5255165100097656},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5111961960792542},{"id":"https://openalex.org/C162446236","wikidata":"https://www.wikidata.org/wiki/Q653137","display_name":"Content analysis","level":2,"score":0.5068338513374329},{"id":"https://openalex.org/C39549134","wikidata":"https://www.wikidata.org/wiki/Q133080","display_name":"Public relations","level":1,"score":0.4490372836589813},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.41862520575523376},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.369622141122818},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.29169267416000366},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.19597312808036804},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.1893012821674347},{"id":"https://openalex.org/C36289849","wikidata":"https://www.wikidata.org/wiki/Q34749","display_name":"Social science","level":1,"score":0.18028301000595093},{"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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3472714.3473624","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3472714.3473624","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 39th ACM International Conference on Design of Communication","raw_type":"proceedings-article"},{"id":"pmh:oai:run.unl.pt:10362/126515","is_oa":true,"landing_page_url":"http://hdl.handle.net/10362/126515","pdf_url":null,"source":{"id":"https://openalex.org/S4306402433","display_name":"Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null}],"best_oa_location":{"id":"pmh:oai:run.unl.pt:10362/126515","is_oa":true,"landing_page_url":"http://hdl.handle.net/10362/126515","pdf_url":null,"source":{"id":"https://openalex.org/S4306402433","display_name":"Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1522301498","https://openalex.org/W1648445109","https://openalex.org/W1966797434","https://openalex.org/W1994353848","https://openalex.org/W2009671861","https://openalex.org/W2022586113","https://openalex.org/W2025365931","https://openalex.org/W2040467972","https://openalex.org/W2048765566","https://openalex.org/W2099813784","https://openalex.org/W2150359950","https://openalex.org/W2532065816","https://openalex.org/W2769338859","https://openalex.org/W2785790306","https://openalex.org/W2911546748","https://openalex.org/W2960693387","https://openalex.org/W2970610561","https://openalex.org/W3013320147","https://openalex.org/W3038337155","https://openalex.org/W3043239278","https://openalex.org/W3119409427","https://openalex.org/W3140399761","https://openalex.org/W3167668211","https://openalex.org/W3181154676","https://openalex.org/W4231398425","https://openalex.org/W4241766905","https://openalex.org/W4255485506","https://openalex.org/W4285719527","https://openalex.org/W4385834295","https://openalex.org/W6666746740","https://openalex.org/W6681687663","https://openalex.org/W6728774806"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2243502667","https://openalex.org/W2252197266","https://openalex.org/W4205350312","https://openalex.org/W63223808","https://openalex.org/W4312733094","https://openalex.org/W3148756070","https://openalex.org/W2412155161","https://openalex.org/W2889046623"],"abstract_inverted_index":{"Political":[0],"communication":[1,21,35,114],"in":[2,9],"social":[3],"media":[4],"has":[5],"gained":[6],"increasing":[7],"importance":[8],"the":[10,18,26,38,60,75,96,113,120,131,149,154],"last":[11],"years.":[12],"In":[13,66],"this":[14,67,82],"study,":[15,68,83],"we":[16,69,108],"analyze":[17,148],"political":[19,52,61,104,121,155],"parties\u2019":[20,122,156],"on":[22,125],"Twitter":[23],"and":[24,50,89,119,135,140,151],"understand":[25],"sentiment":[27,57],"of":[28,41,46,78,103,112,153],"their":[29,34,126],"communication.":[30,157],"First":[31],"by":[32,59],"identifying":[33],"performance":[36],"regarding":[37],"daily":[39],"number":[40,45],"tweets,":[42,44],"favorite":[43],"retweets":[47,102],"per":[48,51,138],"day":[49],"party.":[53],"We":[54,129],"present":[55,109],"a":[56,110],"analysis":[58,88],"party":[62,139],"using":[63],"tweets":[64,117,134],"data.":[65],"propose":[70],"an":[71],"explanatory":[72],"model":[73],"with":[74],"main":[76,97],"drivers":[77],"retweets.":[79],"To":[80],"conduct":[81],"our":[84],"approach":[85],"used":[86],"data":[87],"machine":[90],"learning":[91],"techniques":[92],"methods.":[93],"Results":[94],"indicate":[95],"determinants":[98],"that":[99],"influence":[100],"future":[101],"posts":[105,118],"globally.":[106],"Here":[107],"comparison":[111],"content":[115],"between":[116,133],"programs":[123,137],"available":[124],"institutional":[127],"websites.":[128],"identify":[130],"similarities":[132],"formal":[136],"among":[141],"all":[142],"parties.":[143],"This":[144],"study":[145],"contributes":[146],"to":[147],"coherence":[150],"effectiveness":[152]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
