{"id":"https://openalex.org/W1975330393","doi":"https://doi.org/10.1109/cifer.2014.6924063","title":"Pre-processing online financial text for sentiment classification: A natural language processing approach","display_name":"Pre-processing online financial text for sentiment classification: A natural language processing approach","publication_year":2014,"publication_date":"2014-03-01","ids":{"openalex":"https://openalex.org/W1975330393","doi":"https://doi.org/10.1109/cifer.2014.6924063","mag":"1975330393"},"language":"en","primary_location":{"id":"doi:10.1109/cifer.2014.6924063","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cifer.2014.6924063","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE Conference on Computational Intelligence for Financial Engineering &amp; Economics (CIFEr)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5029672845","display_name":"Fan Sun","orcid":"https://orcid.org/0000-0002-9938-2373"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Fan Sun","raw_affiliation_strings":["Faculty of Computing and Engineering, University of Ulster, Magee, UK","Intelligent Systems Research Centre, Faculty of Computing and Engineering, University of Ulster, Magee, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Computing and Engineering, University of Ulster, Magee, UK","institution_ids":["https://openalex.org/I138801177"]},{"raw_affiliation_string":"Intelligent Systems Research Centre, Faculty of Computing and Engineering, University of Ulster, Magee, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042364148","display_name":"Ammar Belatreche","orcid":"https://orcid.org/0000-0003-1927-9366"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Ammar Belatreche","raw_affiliation_strings":["Faculty of Computing and Engineering, University of Ulster, Magee, UK","Intelligent Systems Research Centre, Faculty of Computing and Engineering, University of Ulster, Magee, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Computing and Engineering, University of Ulster, Magee, UK","institution_ids":["https://openalex.org/I138801177"]},{"raw_affiliation_string":"Intelligent Systems Research Centre, Faculty of Computing and Engineering, University of Ulster, Magee, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070227862","display_name":"Sonya Coleman","orcid":"https://orcid.org/0000-0002-4676-7640"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Sonya Coleman","raw_affiliation_strings":["Faculty of Computing and Engineering, University of Ulster, Magee, UK","Intelligent Systems Research Centre, Faculty of Computing and Engineering, University of Ulster, Magee, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Computing and Engineering, University of Ulster, Magee, UK","institution_ids":["https://openalex.org/I138801177"]},{"raw_affiliation_string":"Intelligent Systems Research Centre, Faculty of Computing and Engineering, University of Ulster, Magee, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077410877","display_name":"T.M. McGinnity","orcid":"https://orcid.org/0000-0002-9897-4748"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"T. M. McGinnity","raw_affiliation_strings":["Faculty of Computing and Engineering, University of Ulster, Magee, UK","Intelligent Systems Research Centre, Faculty of Computing and Engineering, University of Ulster, Magee, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Computing and Engineering, University of Ulster, Magee, UK","institution_ids":["https://openalex.org/I138801177"]},{"raw_affiliation_string":"Intelligent Systems Research Centre, Faculty of Computing and Engineering, University of Ulster, Magee, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100432144","display_name":"Yuhua Li","orcid":"https://orcid.org/0000-0003-2913-4478"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yuhua Li","raw_affiliation_strings":["Faculty of Computing and Engineering, University of Ulster, Magee, UK","Intelligent Systems Research Centre, Faculty of Computing and Engineering, University of Ulster, Magee, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Computing and Engineering, University of Ulster, Magee, UK","institution_ids":["https://openalex.org/I138801177"]},{"raw_affiliation_string":"Intelligent Systems Research Centre, Faculty of Computing and Engineering, University of Ulster, Magee, UK","institution_ids":["https://openalex.org/I138801177"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I138801177"],"apc_list":null,"apc_paid":null,"fwci":1.7955,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.83184183,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"122","last_page":"129"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11326","display_name":"Stock Market Forecasting Methods","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11326","display_name":"Stock Market Forecasting Methods","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13083","display_name":"Advanced Text Analysis Techniques","score":0.9986000061035156,"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/T10664","display_name":"Sentiment Analysis and Opinion Mining","score":0.9983999729156494,"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":0.8180651068687439},{"id":"https://openalex.org/keywords/sentiment-analysis","display_name":"Sentiment analysis","score":0.7279744744300842},{"id":"https://openalex.org/keywords/usable","display_name":"USable","score":0.7060734629631042},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6911503076553345},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.6600396633148193},{"id":"https://openalex.org/keywords/negation","display_name":"Negation","score":0.6505144834518433},{"id":"https://openalex.org/keywords/text-processing","display_name":"Text processing","score":0.48047322034835815},{"id":"https://openalex.org/keywords/information-extraction","display_name":"Information extraction","score":0.43456536531448364},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.42326271533966064},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.37639522552490234},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.11973682045936584},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.07188025116920471}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8180651068687439},{"id":"https://openalex.org/C66402592","wikidata":"https://www.wikidata.org/wiki/Q2271421","display_name":"Sentiment analysis","level":2,"score":0.7279744744300842},{"id":"https://openalex.org/C2780615836","wikidata":"https://www.wikidata.org/wiki/Q2471869","display_name":"USable","level":2,"score":0.7060734629631042},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6911503076553345},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.6600396633148193},{"id":"https://openalex.org/C2185349","wikidata":"https://www.wikidata.org/wiki/Q190558","display_name":"Negation","level":2,"score":0.6505144834518433},{"id":"https://openalex.org/C2779500292","wikidata":"https://www.wikidata.org/wiki/Q14802672","display_name":"Text processing","level":2,"score":0.48047322034835815},{"id":"https://openalex.org/C195807954","wikidata":"https://www.wikidata.org/wiki/Q1662562","display_name":"Information extraction","level":2,"score":0.43456536531448364},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.42326271533966064},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.37639522552490234},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.11973682045936584},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.07188025116920471}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/cifer.2014.6924063","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cifer.2014.6924063","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE Conference on Computational Intelligence for Financial Engineering &amp; Economics (CIFEr)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.5299999713897705,"display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W43192923","https://openalex.org/W138790211","https://openalex.org/W632291594","https://openalex.org/W1521626219","https://openalex.org/W1558725146","https://openalex.org/W1839863673","https://openalex.org/W1855293664","https://openalex.org/W1992039201","https://openalex.org/W2005311637","https://openalex.org/W2031253971","https://openalex.org/W2034129759","https://openalex.org/W2035265584","https://openalex.org/W2039796390","https://openalex.org/W2048658075","https://openalex.org/W2063596712","https://openalex.org/W2088627781","https://openalex.org/W2097726431","https://openalex.org/W2103986185","https://openalex.org/W2143455647","https://openalex.org/W2156741031","https://openalex.org/W2163302275","https://openalex.org/W2166706824","https://openalex.org/W2170505850","https://openalex.org/W2189597021","https://openalex.org/W2250852118","https://openalex.org/W3121467893","https://openalex.org/W3124986135","https://openalex.org/W3126053622","https://openalex.org/W4205184193","https://openalex.org/W4239946314","https://openalex.org/W4285719527","https://openalex.org/W6601732736","https://openalex.org/W6639038333","https://openalex.org/W6684149856","https://openalex.org/W6687236081","https://openalex.org/W6691151365"],"related_works":["https://openalex.org/W2059922809","https://openalex.org/W2982321410","https://openalex.org/W2387527986","https://openalex.org/W2392004567","https://openalex.org/W2479250593","https://openalex.org/W2046296964","https://openalex.org/W2619791004","https://openalex.org/W1968750695","https://openalex.org/W4385504528","https://openalex.org/W2996274640"],"abstract_inverted_index":{"Online":[0],"financial":[1,19,35,59],"textual":[2],"information":[3],"contains":[4],"a":[5,44,86],"large":[6,31],"amount":[7],"of":[8,29,33],"investor":[9],"sentiment,":[10],"i.e.":[11],"subjective":[12],"assessment":[13],"and":[14,61,89],"discussion":[15],"with":[16],"respect":[17],"to":[18,24,95],"instruments.":[20],"An":[21],"effective":[22],"solution":[23],"automate":[25],"the":[26,99,117],"sentiment":[27,104],"analysis":[28],"such":[30,64],"amounts":[32],"online":[34,58,100],"texts":[36,60,65],"would":[37],"be":[38],"extremely":[39],"beneficial.":[40],"This":[41],"paper":[42],"presents":[43],"natural":[45],"language":[46],"processing":[47,83],"(NLP)":[48],"based":[49],"pre-processing":[50,119,123],"approach":[51,79,120],"both":[52],"for":[53,62,74],"noise":[54,97],"removal":[55],"from":[56],"raw":[57],"organizing":[63],"into":[66],"an":[67],"enhanced":[68],"format":[69],"that":[70,116],"is":[71,106,130],"more":[72],"usable":[73],"feature":[75],"extraction.":[76],"The":[77,125],"proposed":[78,118],"integrates":[80],"six":[81],"NLP":[82],"steps,":[84],"including":[85],"developed":[87],"syntactic":[88],"semantic":[90],"combined":[91,126],"negation":[92,127,136],"handling":[93,128,137],"algorithm,":[94],"reduce":[96],"in":[98,109],"informal":[101],"text.":[102],"Three-class":[103],"classification":[105],"also":[107,131],"introduced":[108],"each":[110],"system":[111],"implementation.":[112],"Experimental":[113],"results":[114],"show":[115],"outperforms":[121],"other":[122],"methods.":[124],"algorithm":[129],"evaluated":[132],"against":[133],"three":[134],"standard":[135],"approaches.":[138]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":3},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
