{"id":"https://openalex.org/W2137501968","doi":"https://doi.org/10.4018/ijom.2011040105","title":"Automatic Categorization of Reviews and Opinions of Internet","display_name":"Automatic Categorization of Reviews and Opinions of Internet","publication_year":2011,"publication_date":"2011-04-01","ids":{"openalex":"https://openalex.org/W2137501968","doi":"https://doi.org/10.4018/ijom.2011040105","mag":"2137501968"},"language":"en","primary_location":{"id":"doi:10.4018/ijom.2011040105","is_oa":false,"landing_page_url":"https://doi.org/10.4018/ijom.2011040105","pdf_url":null,"source":{"id":"https://openalex.org/S4210211185","display_name":"International Journal of Online Marketing","issn_l":"2156-1745","issn":["2156-1745","2156-1753"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320424","host_organization_name":"IGI Global","host_organization_lineage":["https://openalex.org/P4310320424"],"host_organization_lineage_names":["IGI Global"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Online Marketing","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/A5011508990","display_name":"J\u00e1n \u017di\u017eka","orcid":"https://orcid.org/0000-0002-8035-0144"},"institutions":[{"id":"https://openalex.org/I56081889","display_name":"Mendel University in Brno","ror":"https://ror.org/058aeep47","country_code":"CZ","type":"education","lineage":["https://openalex.org/I56081889"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Jan \u017di\u017eka","raw_affiliation_strings":["Mendel University in Brno, Czech Republic","Mendel University In Brno, Czech Republic"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mendel University in Brno, Czech Republic","institution_ids":["https://openalex.org/I56081889"]},{"raw_affiliation_string":"Mendel University In Brno, Czech Republic","institution_ids":["https://openalex.org/I56081889"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021733648","display_name":"Vadim Rukavitsyn","orcid":"https://orcid.org/0009-0000-9703-5477"},"institutions":[{"id":"https://openalex.org/I56081889","display_name":"Mendel University in Brno","ror":"https://ror.org/058aeep47","country_code":"CZ","type":"education","lineage":["https://openalex.org/I56081889"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Vadim Rukavitsyn","raw_affiliation_strings":["Mendel University in Brno, Czech Republic","Mendel University In Brno, Czech Republic"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mendel University in Brno, Czech Republic","institution_ids":["https://openalex.org/I56081889"]},{"raw_affiliation_string":"Mendel University In Brno, Czech Republic","institution_ids":["https://openalex.org/I56081889"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8793,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.81263901,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"1","issue":"2","first_page":"68","last_page":"77"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11550","display_name":"Text and Document Classification Technologies","score":0.9998000264167786,"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/T11550","display_name":"Text and Document Classification Technologies","score":0.9998000264167786,"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/T11644","display_name":"Spam and Phishing Detection","score":0.9979000091552734,"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"}},{"id":"https://openalex.org/T12016","display_name":"Web Data Mining and Analysis","score":0.996999979019165,"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/categorization","display_name":"Categorization","score":0.7523218989372253},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.731890857219696},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.6152840256690979},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5700109004974365},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5347613096237183},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.4944338798522949},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.43908512592315674},{"id":"https://openalex.org/keywords/natural","display_name":"Natural (archaeology)","score":0.4388939440250397},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.41082555055618286},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.368489146232605},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3484465479850769}],"concepts":[{"id":"https://openalex.org/C94124525","wikidata":"https://www.wikidata.org/wiki/Q912550","display_name":"Categorization","level":2,"score":0.7523218989372253},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.731890857219696},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.6152840256690979},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5700109004974365},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5347613096237183},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.4944338798522949},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.43908512592315674},{"id":"https://openalex.org/C2776608160","wikidata":"https://www.wikidata.org/wiki/Q4785462","display_name":"Natural (archaeology)","level":2,"score":0.4388939440250397},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.41082555055618286},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.368489146232605},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3484465479850769},{"id":"https://openalex.org/C95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","level":0,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.4018/ijom.2011040105","is_oa":false,"landing_page_url":"https://doi.org/10.4018/ijom.2011040105","pdf_url":null,"source":{"id":"https://openalex.org/S4210211185","display_name":"International Journal of Online Marketing","issn_l":"2156-1745","issn":["2156-1745","2156-1753"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320424","host_organization_name":"IGI Global","host_organization_lineage":["https://openalex.org/P4310320424"],"host_organization_lineage_names":["IGI Global"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Online Marketing","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:igg:jom000:v:1:y:2011:i:2:p:68-77","is_oa":false,"landing_page_url":"https://services.igi-global.com/resolvedoi/resolve.aspx?doi=10.4018/ijom.2011040105","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8100000023841858,"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W85350352","https://openalex.org/W1447066968","https://openalex.org/W1554944419","https://openalex.org/W1570448133","https://openalex.org/W1605695115","https://openalex.org/W2052110545","https://openalex.org/W2073404525","https://openalex.org/W2118020653","https://openalex.org/W2751060233","https://openalex.org/W4230674625","https://openalex.org/W4232159537","https://openalex.org/W4254289118"],"related_works":["https://openalex.org/W2165912799","https://openalex.org/W2735662278","https://openalex.org/W2382615723","https://openalex.org/W4311804456","https://openalex.org/W1987484445","https://openalex.org/W2623658258","https://openalex.org/W1969219540","https://openalex.org/W2143413548","https://openalex.org/W2370459448","https://openalex.org/W2045066165"],"abstract_inverted_index":{"E-shopping":[0],"customers,":[1],"blog":[2],"authors,":[3],"reviewers,":[4],"and":[5,19,132],"other":[6],"web":[7],"contributors":[8],"can":[9,61,99],"express":[10],"their":[11],"opinions":[12,24],"of":[13,67,117],"a":[14,31,56,74,97],"purchased":[15],"item,":[16],"film,":[17,33],"book,":[18],"so":[20],"forth.":[21],"Typically,":[22],"various":[23,64],"are":[25,42,47,54,135],"centered":[26],"around":[27],"one":[28],"topic":[29],"(e.g.,":[30],"commodity,":[32],"etc.).":[34],"From":[35],"the":[36,63,68,77,83],"Business":[37],"Intelligence":[38],"viewpoint,":[39],"such":[40],"entries":[41],"very":[43,69],"valuable;":[44],"however,":[45],"they":[46,53],"difficult":[48],"to":[49,88],"automatically":[50],"process":[51],"because":[52,116],"in":[55,126],"natural":[57,127],"language.":[58],"Human":[59],"beings":[60],"distinguish":[62],"opinions.":[65],"Because":[66],"large":[70],"data":[71,95,130],"volumes,":[72],"could":[73],"machine":[75,98],"do":[76],"same?":[78],"The":[79,105,129],"suggested":[80],"method":[81],"uses":[82],"machine-learning":[84],"(ML)":[85],"based":[86],"approach":[87],"this":[89],"classification":[90,106],"problem,":[91],"demonstrating":[92],"via":[93],"real-world":[94],"that":[96],"learn":[100],"from":[101],"examples":[102],"relatively":[103],"well.":[104],"accuracy":[107],"is":[108,113],"better":[109],"than":[110],"70%;":[111],"it":[112],"not":[114],"perfect":[115],"typical":[118],"problems":[119],"associated":[120],"with":[121],"processing":[122],"unstructured":[123],"textual":[124],"items":[125],"languages.":[128],"characteristics":[131],"experimental":[133],"results":[134],"shown.":[136]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2016-06-24T00:00:00"}