{"id":"https://openalex.org/W2100853357","doi":"https://doi.org/10.3115/v1/s14-2120","title":"TUGAS: Exploiting unlabelled data for Twitter sentiment analysis","display_name":"TUGAS: Exploiting unlabelled data for Twitter sentiment analysis","publication_year":2014,"publication_date":"2014-01-01","ids":{"openalex":"https://openalex.org/W2100853357","doi":"https://doi.org/10.3115/v1/s14-2120","mag":"2100853357"},"language":"en","primary_location":{"id":"doi:10.3115/v1/s14-2120","is_oa":false,"landing_page_url":"https://doi.org/10.3115/v1/s14-2120","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 8th International Workshop on Semantic Evaluation (SemEval 2014)","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/A5078817661","display_name":"Silvio Amir","orcid":null},"institutions":[{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Silvio Amir","raw_affiliation_strings":["Inesc-ID"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inesc-ID","institution_ids":["https://openalex.org/I121345201"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001353066","display_name":"Miguel Almeida","orcid":null},"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":"Miguel B. Almeida","raw_affiliation_strings":["University of Lisbon, Lisbon, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Lisbon, Lisbon, Portugal","institution_ids":["https://openalex.org/I141596103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055101594","display_name":"Bruno Martins","orcid":"https://orcid.org/0000-0002-3856-2936"},"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":"Bruno Martins","raw_affiliation_strings":["University of Lisbon"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Lisbon","institution_ids":["https://openalex.org/I141596103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022032176","display_name":"Jo\u00e3o Filgueiras","orcid":null},"institutions":[{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jo\u00e3o Filgueiras","raw_affiliation_strings":["Inesc-ID"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inesc-ID","institution_ids":["https://openalex.org/I121345201"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043057704","display_name":"M\u00e1rio J. Silva","orcid":"https://orcid.org/0000-0002-5452-6185"},"institutions":[{"id":"https://openalex.org/I121345201","display_name":"Instituto de Engenharia de Sistemas e Computadores Investiga\u00e7\u00e3o e Desenvolvimento","ror":"https://ror.org/04mqy3p58","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I121345201","https://openalex.org/I4210125590"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Mario J. Silva","raw_affiliation_strings":["Inesc-ID"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inesc-ID","institution_ids":["https://openalex.org/I121345201"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.8062,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.93965247,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"673","last_page":"677"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10664","display_name":"Sentiment Analysis and Opinion Mining","score":0.9998999834060669,"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":0.9998999834060669,"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/T13083","display_name":"Advanced Text Analysis Techniques","score":0.9977999925613403,"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":0.9959999918937683,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.858903169631958},{"id":"https://openalex.org/keywords/semeval","display_name":"SemEval","score":0.8367762565612793},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.7391431927680969},{"id":"https://openalex.org/keywords/sentiment-analysis","display_name":"Sentiment analysis","score":0.7032758593559265},{"id":"https://openalex.org/keywords/word","display_name":"Word (group theory)","score":0.6875277757644653},{"id":"https://openalex.org/keywords/polarity","display_name":"Polarity (international relations)","score":0.6636393666267395},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5884233713150024},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.5483464002609253},{"id":"https://openalex.org/keywords/labeled-data","display_name":"Labeled data","score":0.4953393042087555},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3282429575920105}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.858903169631958},{"id":"https://openalex.org/C44572571","wikidata":"https://www.wikidata.org/wiki/Q7448970","display_name":"SemEval","level":3,"score":0.8367762565612793},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.7391431927680969},{"id":"https://openalex.org/C66402592","wikidata":"https://www.wikidata.org/wiki/Q2271421","display_name":"Sentiment analysis","level":2,"score":0.7032758593559265},{"id":"https://openalex.org/C90805587","wikidata":"https://www.wikidata.org/wiki/Q10944557","display_name":"Word (group theory)","level":2,"score":0.6875277757644653},{"id":"https://openalex.org/C2777361361","wikidata":"https://www.wikidata.org/wiki/Q1112585","display_name":"Polarity (international relations)","level":3,"score":0.6636393666267395},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5884233713150024},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.5483464002609253},{"id":"https://openalex.org/C2776145971","wikidata":"https://www.wikidata.org/wiki/Q30673951","display_name":"Labeled data","level":2,"score":0.4953393042087555},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3282429575920105},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"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/C1491633281","wikidata":"https://www.wikidata.org/wiki/Q7868","display_name":"Cell","level":2,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3115/v1/s14-2120","is_oa":false,"landing_page_url":"https://doi.org/10.3115/v1/s14-2120","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 8th International Workshop on Semantic Evaluation (SemEval 2014)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1589554437","https://openalex.org/W2022204871","https://openalex.org/W2030559659","https://openalex.org/W2040467972","https://openalex.org/W2072977505","https://openalex.org/W2109634664","https://openalex.org/W2121227244","https://openalex.org/W2122369144","https://openalex.org/W2123329834","https://openalex.org/W2153579005","https://openalex.org/W2160660844","https://openalex.org/W2166706824","https://openalex.org/W2250219826","https://openalex.org/W2250840214","https://openalex.org/W2295786755","https://openalex.org/W2460474657"],"related_works":["https://openalex.org/W3116116498","https://openalex.org/W3029012650","https://openalex.org/W1988325893","https://openalex.org/W2776212826","https://openalex.org/W3214323197","https://openalex.org/W2805679416","https://openalex.org/W2117643817","https://openalex.org/W47912076","https://openalex.org/W1984947604","https://openalex.org/W2188275805"],"abstract_inverted_index":{"This":[0],"paper":[1],"describes":[2],"our":[3],"participation":[4],"in":[5],"the":[6,41,44],"message":[7],"polarity":[8],"classification":[9],"task":[10],"of":[11,43],"SemEval":[12],"2014.":[13],"We":[14,39],"focused":[15],"on":[16,34],"exploiting":[17],"unlabeled":[18,49],"data":[19,50],"to":[20],"improve":[21],"accuracy,":[22],"combining":[23],"features":[24],"leveraging":[25],"word":[26,35],"representations":[27],"with":[28],"other,":[29],"more":[30],"common":[31],"features,":[32,46],"based":[33],"tokens":[36],"or":[37],"lexicons.":[38],"analyse":[40],"contribution":[42],"different":[45],"concluding":[47],"that":[48],"yields":[51],"significant":[52],"improvements.":[53]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
