{"id":"https://openalex.org/W4289861361","doi":"https://doi.org/10.3390/sym14081604","title":"A Study of Sentiment Analysis Algorithms for Agricultural Product Reviews Based on Improved BERT Model","display_name":"A Study of Sentiment Analysis Algorithms for Agricultural Product Reviews Based on Improved BERT Model","publication_year":2022,"publication_date":"2022-08-04","ids":{"openalex":"https://openalex.org/W4289861361","doi":"https://doi.org/10.3390/sym14081604"},"language":"en","primary_location":{"id":"doi:10.3390/sym14081604","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym14081604","pdf_url":"https://www.mdpi.com/2073-8994/14/8/1604/pdf?version=1659601139","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/2073-8994/14/8/1604/pdf?version=1659601139","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5071518838","display_name":"Ying Cao","orcid":null},"institutions":[{"id":"https://openalex.org/I119273862","display_name":"Central South University of Forestry and Technology","ror":"https://ror.org/02czw2k81","country_code":"CN","type":"education","lineage":["https://openalex.org/I119273862"]},{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]},{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ying Cao","raw_affiliation_strings":["College of Mechanical and Electrical Engineering, Central South University of Forestry and Technology, Changsha 410004, China","Faculty of Modern Agricultural Engineering, Kunming University of Science and Technology, Kunming 650500, China"],"affiliations":[{"raw_affiliation_string":"College of Mechanical and Electrical Engineering, Central South University of Forestry and Technology, Changsha 410004, China","institution_ids":["https://openalex.org/I119273862","https://openalex.org/I139660479"]},{"raw_affiliation_string":"Faculty of Modern Agricultural Engineering, Kunming University of Science and Technology, Kunming 650500, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090210106","display_name":"Zhexing Sun","orcid":"https://orcid.org/0000-0002-0512-1595"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhexing Sun","raw_affiliation_strings":["Faculty of Modern Agricultural Engineering, Kunming University of Science and Technology, Kunming 650500, China"],"affiliations":[{"raw_affiliation_string":"Faculty of Modern Agricultural Engineering, Kunming University of Science and Technology, Kunming 650500, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100435328","display_name":"Ling Li","orcid":"https://orcid.org/0000-0002-1642-142X"},"institutions":[{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]},{"id":"https://openalex.org/I119273862","display_name":"Central South University of Forestry and Technology","ror":"https://ror.org/02czw2k81","country_code":"CN","type":"education","lineage":["https://openalex.org/I119273862"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ling Li","raw_affiliation_strings":["College of Mechanical and Electrical Engineering, Central South University of Forestry and Technology, Changsha 410004, China"],"affiliations":[{"raw_affiliation_string":"College of Mechanical and Electrical Engineering, Central South University of Forestry and Technology, Changsha 410004, China","institution_ids":["https://openalex.org/I119273862","https://openalex.org/I139660479"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064322728","display_name":"Weinan Mo","orcid":null},"institutions":[{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]},{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]},{"id":"https://openalex.org/I119273862","display_name":"Central South University of Forestry and Technology","ror":"https://ror.org/02czw2k81","country_code":"CN","type":"education","lineage":["https://openalex.org/I119273862"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weinan Mo","raw_affiliation_strings":["College of Mechanical and Electrical Engineering, Central South University of Forestry and Technology, Changsha 410004, China","Faculty of Modern Agricultural Engineering, Kunming University of Science and Technology, Kunming 650500, China"],"affiliations":[{"raw_affiliation_string":"College of Mechanical and Electrical Engineering, Central South University of Forestry and Technology, Changsha 410004, China","institution_ids":["https://openalex.org/I119273862","https://openalex.org/I139660479"]},{"raw_affiliation_string":"Faculty of Modern Agricultural Engineering, Kunming University of Science and Technology, Kunming 650500, China","institution_ids":["https://openalex.org/I10660446"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100435328"],"corresponding_institution_ids":["https://openalex.org/I119273862","https://openalex.org/I139660479"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":6.2051,"has_fulltext":true,"cited_by_count":46,"citation_normalized_percentile":{"value":0.96891437,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"14","issue":"8","first_page":"1604","last_page":"1604"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10664","display_name":"Sentiment Analysis and Opinion Mining","score":0.9937000274658203,"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":0.9937000274658203,"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/T10609","display_name":"Digital Marketing and Social Media","score":0.9785000085830688,"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/T13083","display_name":"Advanced Text Analysis Techniques","score":0.9110999703407288,"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":0.7327975034713745},{"id":"https://openalex.org/keywords/sentiment-analysis","display_name":"Sentiment analysis","score":0.6388279795646667},{"id":"https://openalex.org/keywords/product","display_name":"Product (mathematics)","score":0.5822750926017761},{"id":"https://openalex.org/keywords/upgrade","display_name":"Upgrade","score":0.5176423192024231},{"id":"https://openalex.org/keywords/agriculture","display_name":"Agriculture","score":0.479482501745224},{"id":"https://openalex.org/keywords/encoder","display_name":"Encoder","score":0.47933754324913025},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.4269160032272339},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.40765392780303955},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3999794125556946},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3416590988636017},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.14168992638587952},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11109316349029541}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7327975034713745},{"id":"https://openalex.org/C66402592","wikidata":"https://www.wikidata.org/wiki/Q2271421","display_name":"Sentiment analysis","level":2,"score":0.6388279795646667},{"id":"https://openalex.org/C90673727","wikidata":"https://www.wikidata.org/wiki/Q901718","display_name":"Product (mathematics)","level":2,"score":0.5822750926017761},{"id":"https://openalex.org/C2780615140","wikidata":"https://www.wikidata.org/wiki/Q920419","display_name":"Upgrade","level":2,"score":0.5176423192024231},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.479482501745224},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.47933754324913025},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.4269160032272339},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.40765392780303955},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3999794125556946},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3416590988636017},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.14168992638587952},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11109316349029541},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/sym14081604","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym14081604","pdf_url":"https://www.mdpi.com/2073-8994/14/8/1604/pdf?version=1659601139","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:c36a5b8d7b6649bab7ecc52776a487c7","is_oa":true,"landing_page_url":"https://doaj.org/article/c36a5b8d7b6649bab7ecc52776a487c7","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Symmetry, Vol 14, Iss 8, p 1604 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2073-8994/14/8/1604/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/sym14081604","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/sym14081604","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym14081604","pdf_url":"https://www.mdpi.com/2073-8994/14/8/1604/pdf?version=1659601139","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":[{"score":0.75,"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2"}],"awards":[{"id":"https://openalex.org/G6185616110","display_name":null,"funder_award_id":"2020JJ4142","funder_id":"https://openalex.org/F4320322843","funder_display_name":"Natural Science Foundation of\u00a0Hunan Province"}],"funders":[{"id":"https://openalex.org/F4320322843","display_name":"Natural Science Foundation of\u00a0Hunan Province","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4289861361.pdf","grobid_xml":"https://content.openalex.org/works/W4289861361.grobid-xml"},"referenced_works_count":35,"referenced_works":["https://openalex.org/W1988939740","https://openalex.org/W2004007122","https://openalex.org/W2013993544","https://openalex.org/W2068451972","https://openalex.org/W2076109073","https://openalex.org/W2077259488","https://openalex.org/W2081375810","https://openalex.org/W2272031392","https://openalex.org/W2536583325","https://openalex.org/W2550706273","https://openalex.org/W2600278912","https://openalex.org/W2926576091","https://openalex.org/W2962739339","https://openalex.org/W2970485137","https://openalex.org/W2970872015","https://openalex.org/W2971777830","https://openalex.org/W2972381305","https://openalex.org/W2972688845","https://openalex.org/W2976476443","https://openalex.org/W2991441121","https://openalex.org/W3046000686","https://openalex.org/W3079406089","https://openalex.org/W3081360585","https://openalex.org/W3119160044","https://openalex.org/W3132269342","https://openalex.org/W3160785028","https://openalex.org/W3173452903","https://openalex.org/W3182737888","https://openalex.org/W3192854986","https://openalex.org/W4205947740","https://openalex.org/W4206396243","https://openalex.org/W4206957338","https://openalex.org/W4210331593","https://openalex.org/W4213110074","https://openalex.org/W4285393258"],"related_works":["https://openalex.org/W2368672678","https://openalex.org/W2370626080","https://openalex.org/W2965111880","https://openalex.org/W2368576029","https://openalex.org/W2377210208","https://openalex.org/W116478885","https://openalex.org/W2391279445","https://openalex.org/W2605642833","https://openalex.org/W2382028496","https://openalex.org/W3046268510"],"abstract_inverted_index":{"With":[0],"the":[1,29,35,39,52,55,68,75,147,171,175,181,194,210,214,229],"rise":[2],"of":[3,10,31,41,54,61,64,77,127,150,174,188,193,231],"mobile":[4],"social":[5],"networks,":[6],"an":[7,110,186],"increasing":[8],"number":[9],"consumers":[11,21,73,151],"are":[12],"shopping":[13],"through":[14],"Internet":[15,69],"platforms.":[16],"The":[17,198],"information":[18],"asymmetry":[19],"between":[20,45],"and":[22,37,47,80,84,94,156,227],"producers":[23,26],"has":[24],"caused":[25],"to":[27,51,122,145,218],"misjudge":[28],"positioning":[30],"agricultural":[32,56,65,78,98,128,154,161,199],"products":[33,66,79,155],"in":[34,97,204],"market":[36],"damaged":[38],"interests":[40],"consumers.":[42],"This":[43],"imbalance":[44],"supply":[46],"demand":[48,159],"is":[49,185],"detrimental":[50],"development":[53],"market.":[57],"Sentiment":[58],"tendency":[59],"analysis":[60,106],"after-sale":[62],"reviews":[63],"on":[67,109,142,180],"could":[70,207],"effectively":[71],"help":[72,81],"evaluate":[74],"quality":[76],"enterprises":[82],"optimize":[83],"upgrade":[85],"their":[86],"products.":[87],"Targeting":[88],"problems":[89],"such":[90],"as":[91],"non-standard":[92],"expressions":[93],"sparse":[95],"features":[96],"product":[99,129,162],"reviews,":[100],"this":[101,205],"paper":[102,206],"proposes":[103],"a":[104,138],"sentiment":[105],"algorithm":[107,202],"based":[108,141],"improved":[111],"Bidirectional":[112],"Encoder":[113],"Representations":[114],"from":[115,164],"Transformers":[116],"(BERT)":[117],"model":[118,177],"with":[119,191],"symmetrical":[120],"structure":[121],"obtain":[123],"sentence-level":[124],"feature":[125],"vectors":[126],"evaluations":[130],"containing":[131],"complete":[132],"semantic":[133],"information.":[134],"Specifically,":[135],"we":[136],"propose":[137],"recognition":[139],"method":[140],"speech":[143],"rules":[144],"identify":[146],"emotional":[148],"tendencies":[149],"when":[152],"evaluating":[153],"extract":[157,224],"consumer":[158],"for":[160],"attributes":[163],"online":[165],"reviews.":[166],"Our":[167],"results":[168],"showed":[169],"that":[170,192],"F1":[172],"value":[173],"trained":[176],"reached":[178],"89.86%":[179],"test":[182],"set,":[183],"which":[184,216],"increase":[187],"7.05":[189],"compared":[190],"original":[195],"BERT":[196],"model.":[197],"evaluation":[200,222],"classification":[201],"proposed":[203],"efficiently":[208],"determine":[209],"emotion":[211],"expressed":[212],"by":[213],"text,":[215],"helps":[217],"further":[219],"analyze":[220],"network":[221],"data,":[223],"effective":[225],"information,":[226],"realize":[228],"visualization":[230],"emotion.":[232]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":16},{"year":2024,"cited_by_count":17},{"year":2023,"cited_by_count":12}],"updated_date":"2026-03-05T09:29:38.588285","created_date":"2025-10-10T00:00:00"}