{"id":"https://openalex.org/W4297061672","doi":"https://doi.org/10.3390/sym14091938","title":"A Text Classification Model via Multi-Level Semantic Features","display_name":"A Text Classification Model via Multi-Level Semantic Features","publication_year":2022,"publication_date":"2022-09-17","ids":{"openalex":"https://openalex.org/W4297061672","doi":"https://doi.org/10.3390/sym14091938"},"language":"en","primary_location":{"id":"doi:10.3390/sym14091938","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym14091938","pdf_url":"https://www.mdpi.com/2073-8994/14/9/1938/pdf?version=1663754407","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2073-8994/14/9/1938/pdf?version=1663754407","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5062098757","display_name":"Keji Mao","orcid":"https://orcid.org/0000-0002-5021-378X"},"institutions":[{"id":"https://openalex.org/I55712492","display_name":"Zhejiang University of Technology","ror":"https://ror.org/02djqfd08","country_code":"CN","type":"education","lineage":["https://openalex.org/I55712492"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Keji Mao","raw_affiliation_strings":["College of Computer Science and Technology College of Software, Zhejiang University of Technology, Hangzhou 310023, China"],"raw_orcid":"https://orcid.org/0000-0002-5021-378X","affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology College of Software, Zhejiang University of Technology, Hangzhou 310023, China","institution_ids":["https://openalex.org/I55712492"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112857180","display_name":"Jinyu Xu","orcid":"https://orcid.org/0009-0009-7683-1365"},"institutions":[{"id":"https://openalex.org/I55712492","display_name":"Zhejiang University of Technology","ror":"https://ror.org/02djqfd08","country_code":"CN","type":"education","lineage":["https://openalex.org/I55712492"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinyu Xu","raw_affiliation_strings":["College of Computer Science and Technology College of Software, Zhejiang University of Technology, Hangzhou 310023, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology College of Software, Zhejiang University of Technology, Hangzhou 310023, China","institution_ids":["https://openalex.org/I55712492"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000862595","display_name":"Xingda Yao","orcid":"https://orcid.org/0009-0005-8131-462X"},"institutions":[{"id":"https://openalex.org/I55712492","display_name":"Zhejiang University of Technology","ror":"https://ror.org/02djqfd08","country_code":"CN","type":"education","lineage":["https://openalex.org/I55712492"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingda Yao","raw_affiliation_strings":["College of Computer Science and Technology College of Software, Zhejiang University of Technology, Hangzhou 310023, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology College of Software, Zhejiang University of Technology, Hangzhou 310023, China","institution_ids":["https://openalex.org/I55712492"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024406603","display_name":"Jiefan Qiu","orcid":"https://orcid.org/0000-0003-2198-1875"},"institutions":[{"id":"https://openalex.org/I55712492","display_name":"Zhejiang University of Technology","ror":"https://ror.org/02djqfd08","country_code":"CN","type":"education","lineage":["https://openalex.org/I55712492"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiefan Qiu","raw_affiliation_strings":["College of Computer Science and Technology College of Software, Zhejiang University of Technology, Hangzhou 310023, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology College of Software, Zhejiang University of Technology, Hangzhou 310023, China","institution_ids":["https://openalex.org/I55712492"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008324681","display_name":"Kaikai Chi","orcid":"https://orcid.org/0000-0003-4751-2049"},"institutions":[{"id":"https://openalex.org/I55712492","display_name":"Zhejiang University of Technology","ror":"https://ror.org/02djqfd08","country_code":"CN","type":"education","lineage":["https://openalex.org/I55712492"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaikai Chi","raw_affiliation_strings":["College of Computer Science and Technology College of Software, Zhejiang University of Technology, Hangzhou 310023, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology College of Software, Zhejiang University of Technology, Hangzhou 310023, China","institution_ids":["https://openalex.org/I55712492"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064544383","display_name":"Guanglin Dai","orcid":null},"institutions":[{"id":"https://openalex.org/I55712492","display_name":"Zhejiang University of Technology","ror":"https://ror.org/02djqfd08","country_code":"CN","type":"education","lineage":["https://openalex.org/I55712492"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Guanglin Dai","raw_affiliation_strings":["College of Information Engineering, Zhejiang University of Technology, Hangzhou 310023, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Information Engineering, Zhejiang University of Technology, Hangzhou 310023, China","institution_ids":["https://openalex.org/I55712492"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5064544383"],"corresponding_institution_ids":["https://openalex.org/I55712492"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":1.5259,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.85502349,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"14","issue":"9","first_page":"1938","last_page":"1938"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11550","display_name":"Text and Document Classification Technologies","score":0.9962999820709229,"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":0.9962999820709229,"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":0.9941999912261963,"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":0.9925000071525574,"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":0.7469807267189026},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6414096355438232},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.5247476100921631},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.49547040462493896},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.44010522961616516},{"id":"https://openalex.org/keywords/tf\u2013idf","display_name":"tf\u2013idf","score":0.419119656085968},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.41473841667175293},{"id":"https://openalex.org/keywords/term","display_name":"Term (time)","score":0.35908472537994385}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7469807267189026},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6414096355438232},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.5247476100921631},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.49547040462493896},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.44010522961616516},{"id":"https://openalex.org/C81758059","wikidata":"https://www.wikidata.org/wiki/Q796584","display_name":"tf\u2013idf","level":3,"score":0.419119656085968},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.41473841667175293},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.35908472537994385},{"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/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/sym14091938","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym14091938","pdf_url":"https://www.mdpi.com/2073-8994/14/9/1938/pdf?version=1663754407","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:24759d8487c8476e9038ab4e5c71d941","is_oa":true,"landing_page_url":"https://doaj.org/article/24759d8487c8476e9038ab4e5c71d941","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Symmetry, Vol 14, Iss 9, p 1938 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2073-8994/14/9/1938/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/sym14091938","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Symmetry","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/sym14091938","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym14091938","pdf_url":"https://www.mdpi.com/2073-8994/14/9/1938/pdf?version=1663754407","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.7900000214576721,"display_name":"Quality Education"}],"awards":[{"id":"https://openalex.org/G5555442232","display_name":null,"funder_award_id":"LGG22F020014","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G589977349","display_name":null,"funder_award_id":"62072410","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4297061672.pdf"},"referenced_works_count":37,"referenced_works":["https://openalex.org/W145476170","https://openalex.org/W1689711448","https://openalex.org/W1832693441","https://openalex.org/W2006407062","https://openalex.org/W2064675550","https://openalex.org/W2144211451","https://openalex.org/W2157331557","https://openalex.org/W2194775991","https://openalex.org/W2250539671","https://openalex.org/W2517194566","https://openalex.org/W2573587735","https://openalex.org/W2735665712","https://openalex.org/W2798754355","https://openalex.org/W2896457183","https://openalex.org/W2963446712","https://openalex.org/W2989199981","https://openalex.org/W3005836751","https://openalex.org/W3121726600","https://openalex.org/W3126651584","https://openalex.org/W3127404656","https://openalex.org/W3149303815","https://openalex.org/W3162069242","https://openalex.org/W3168873266","https://openalex.org/W3173180842","https://openalex.org/W3189447831","https://openalex.org/W3191448245","https://openalex.org/W3196771766","https://openalex.org/W3197664443","https://openalex.org/W3213226427","https://openalex.org/W4205207661","https://openalex.org/W4225976419","https://openalex.org/W4226112897","https://openalex.org/W4293462507","https://openalex.org/W4294170691","https://openalex.org/W4385245566","https://openalex.org/W6682691769","https://openalex.org/W6739901393"],"related_works":["https://openalex.org/W2382433580","https://openalex.org/W2100326285","https://openalex.org/W2369751049","https://openalex.org/W2198237484","https://openalex.org/W2381981226","https://openalex.org/W4296339319","https://openalex.org/W2041122820","https://openalex.org/W2383777945","https://openalex.org/W2030848013","https://openalex.org/W2365583997"],"abstract_inverted_index":{"Text":[0],"classification":[1,21,27,56,66],"is":[2,28,150],"a":[3,23,46,64,119],"major":[4],"task":[5],"of":[6,16,25,35,51,58,133,138],"NLP":[7],"(Natural":[8],"Language":[9],"Processing)":[10],"and":[11,37,86,94,114,143,156,178],"has":[12],"been":[13],"the":[14,49,55,76,87,96,101,126,131,168,172],"focus":[15],"attention":[17],"for":[18,130],"years.":[19],"News":[20],"as":[22],"branch":[24],"text":[26,39,65,134],"characterized":[29],"by":[30],"complex":[31],"structure,":[32],"large":[33],"amounts":[34],"information":[36,117],"long":[38],"length,":[40],"which":[41],"in":[42,48],"turn":[43],"leads":[44],"to":[45,80,91,171],"decrease":[47],"accuracy":[50,57],"classification.":[52],"To":[53],"improve":[54],"Chinese":[59],"news":[60],"texts,":[61],"we":[62,74,105,124],"present":[63],"model":[67,161],"based":[68],"on":[69,140],"multi-level":[70],"semantic":[71,98,108,116,128],"features.":[72],"First,":[73],"add":[75],"category":[77],"correlation":[78],"coefficient":[79,90],"TF-IDF":[81],"(Term":[82],"Frequency-Inverse":[83],"Document":[84],"Frequency)":[85],"frequency":[88],"concentration":[89],"CHI":[92],"(Chi-Square),":[93],"extract":[95,106],"keyword":[97],"features":[99,109,129],"with":[100,110,112,121,153],"improved":[102],"algorithm.":[103],"Then,":[104],"local":[107],"TextCNN":[111],"symmetric-channel":[113],"global":[115],"from":[118],"BiLSTM":[120],"attention.":[122],"Finally,":[123],"fuse":[125],"three":[127],"prediction":[132],"categories.":[135],"The":[136],"results":[137],"experiments":[139],"THUCNews,":[141],"LTNews":[142],"MCNews":[144],"show":[145],"that":[146],"our":[147],"presented":[148],"method":[149],"highly":[151],"accurate,":[152],"98.01%,":[154],"90.95%":[155],"94.24%":[157],"accuracy,":[158],"respectively.":[159,180],"With":[160],"parameters":[162],"two":[163],"magnitudes":[164],"smaller":[165],"than":[166],"Bert,":[167],"improvements":[169],"relative":[170],"baseline":[173],"Bert+FC":[174],"are":[175],"1.27%,":[176],"1.2%,":[177],"2.81%,":[179]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":5}],"updated_date":"2026-05-22T06:13:13.366637","created_date":"2025-10-10T00:00:00"}