{"id":"https://openalex.org/W4412764938","doi":"https://doi.org/10.1515/pjbr-2024-0005","title":"Air fare sentiment via Backtranslation-CNN-BiLSTM and BERTopic","display_name":"Air fare sentiment via Backtranslation-CNN-BiLSTM and BERTopic","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4412764938","doi":"https://doi.org/10.1515/pjbr-2024-0005"},"language":"en","primary_location":{"id":"doi:10.1515/pjbr-2024-0005","is_oa":true,"landing_page_url":"https://doi.org/10.1515/pjbr-2024-0005","pdf_url":"https://www.degruyterbrill.com/document/doi/10.1515/pjbr-2024-0005/pdf","source":{"id":"https://openalex.org/S4210226531","display_name":"Paladyn Journal of Behavioral Robotics","issn_l":"2081-4836","issn":["2081-4836"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Paladyn","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.degruyterbrill.com/document/doi/10.1515/pjbr-2024-0005/pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5023187926","display_name":"Xijun Ke","orcid":null},"institutions":[{"id":"https://openalex.org/I58995867","display_name":"Civil Aviation Flight University of China","ror":"https://ror.org/01xyb1v19","country_code":"CN","type":"education","lineage":["https://openalex.org/I58995867"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xijun Ke","raw_affiliation_strings":["College of Science, Civil Aviation Flight University of China , Luocheng Town, Guanghan City, Deyang City, No. 46, Section 4, Nanchang Road , GuangHan , Sichuan Province , China"],"affiliations":[{"raw_affiliation_string":"College of Science, Civil Aviation Flight University of China , Luocheng Town, Guanghan City, Deyang City, No. 46, Section 4, Nanchang Road , GuangHan , Sichuan Province , China","institution_ids":["https://openalex.org/I58995867"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050192797","display_name":"Jiajun Wen","orcid":"https://orcid.org/0000-0002-1688-2541"},"institutions":[{"id":"https://openalex.org/I58995867","display_name":"Civil Aviation Flight University of China","ror":"https://ror.org/01xyb1v19","country_code":"CN","type":"education","lineage":["https://openalex.org/I58995867"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiajun Wen","raw_affiliation_strings":["School of Computer Science, Civil Aviation Flight University of China , Luocheng Town, Guanghan City, Deyang City, No. 46, Section 4, Nanchang Road , GuangHan , Sichuan Province , China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science, Civil Aviation Flight University of China , Luocheng Town, Guanghan City, Deyang City, No. 46, Section 4, Nanchang Road , GuangHan , Sichuan Province , China","institution_ids":["https://openalex.org/I58995867"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013811791","display_name":"Haiwen Xu","orcid":"https://orcid.org/0000-0002-0302-6439"},"institutions":[{"id":"https://openalex.org/I58995867","display_name":"Civil Aviation Flight University of China","ror":"https://ror.org/01xyb1v19","country_code":"CN","type":"education","lineage":["https://openalex.org/I58995867"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haiwen Xu","raw_affiliation_strings":["College of Science, Civil Aviation Flight University of China , Luocheng Town, Guanghan City, Deyang City, No. 46, Section 4, Nanchang Road , GuangHan , Sichuan Province , China"],"affiliations":[{"raw_affiliation_string":"College of Science, Civil Aviation Flight University of China , Luocheng Town, Guanghan City, Deyang City, No. 46, Section 4, Nanchang Road , GuangHan , Sichuan Province , China","institution_ids":["https://openalex.org/I58995867"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100673338","display_name":"Bing Zhang","orcid":"https://orcid.org/0000-0002-9867-8439"},"institutions":[{"id":"https://openalex.org/I58995867","display_name":"Civil Aviation Flight University of China","ror":"https://ror.org/01xyb1v19","country_code":"CN","type":"education","lineage":["https://openalex.org/I58995867"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bing Zhang","raw_affiliation_strings":["School of Computer Science, Civil Aviation Flight University of China , Luocheng Town, Guanghan City, Deyang City, No. 46, Section 4, Nanchang Road , GuangHan , Sichuan Province , China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science, Civil Aviation Flight University of China , Luocheng Town, Guanghan City, Deyang City, No. 46, Section 4, Nanchang Road , GuangHan , Sichuan Province , China","institution_ids":["https://openalex.org/I58995867"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5023187926"],"corresponding_institution_ids":["https://openalex.org/I58995867"],"apc_list":{"value":1000,"currency":"EUR","value_usd":1078},"apc_paid":{"value":1000,"currency":"EUR","value_usd":1078},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.20968742,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"16","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12120","display_name":"Air Quality Monitoring and Forecasting","score":0.9697999954223633,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12120","display_name":"Air Quality Monitoring and Forecasting","score":0.9697999954223633,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11918","display_name":"Forecasting Techniques and Applications","score":0.9478999972343445,"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/T10028","display_name":"Topic Modeling","score":0.9438999891281128,"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":0.5116903781890869},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4720507562160492}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5116903781890869},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4720507562160492}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1515/pjbr-2024-0005","is_oa":true,"landing_page_url":"https://doi.org/10.1515/pjbr-2024-0005","pdf_url":"https://www.degruyterbrill.com/document/doi/10.1515/pjbr-2024-0005/pdf","source":{"id":"https://openalex.org/S4210226531","display_name":"Paladyn Journal of Behavioral Robotics","issn_l":"2081-4836","issn":["2081-4836"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Paladyn","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:7518fb0e69964886925eb6b1e3890350","is_oa":true,"landing_page_url":"https://doaj.org/article/7518fb0e69964886925eb6b1e3890350","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":"Paladyn, Vol 16, Iss 1, Pp pp. 522-531 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1515/pjbr-2024-0005","is_oa":true,"landing_page_url":"https://doi.org/10.1515/pjbr-2024-0005","pdf_url":"https://www.degruyterbrill.com/document/doi/10.1515/pjbr-2024-0005/pdf","source":{"id":"https://openalex.org/S4210226531","display_name":"Paladyn Journal of Behavioral Robotics","issn_l":"2081-4836","issn":["2081-4836"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Paladyn","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320324522","display_name":"Civil Aviation Administration of China","ror":"https://ror.org/05gfwht30"},{"id":"https://openalex.org/F4320324852","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4412764938.pdf","grobid_xml":"https://content.openalex.org/works/W4412764938.grobid-xml"},"referenced_works_count":34,"referenced_works":["https://openalex.org/W2131774270","https://openalex.org/W2144012961","https://openalex.org/W2251292973","https://openalex.org/W2252024663","https://openalex.org/W2770568736","https://openalex.org/W2883586237","https://openalex.org/W2924364990","https://openalex.org/W2931005442","https://openalex.org/W2973946059","https://openalex.org/W3000932654","https://openalex.org/W3004283302","https://openalex.org/W3016211942","https://openalex.org/W3022440621","https://openalex.org/W3206288731","https://openalex.org/W4210757720","https://openalex.org/W4210827551","https://openalex.org/W4285042547","https://openalex.org/W4308491950","https://openalex.org/W4312873636","https://openalex.org/W4364355697","https://openalex.org/W4385810277","https://openalex.org/W4390884851","https://openalex.org/W4391344488","https://openalex.org/W4391661551","https://openalex.org/W4392168447","https://openalex.org/W4392369681","https://openalex.org/W4393930272","https://openalex.org/W4396217126","https://openalex.org/W4396240995","https://openalex.org/W4398174014","https://openalex.org/W4401852607","https://openalex.org/W4401878984","https://openalex.org/W4412764832","https://openalex.org/W6610928041"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"Abstract":[0],"Civil":[1],"aviation":[2,102,182],"passengers\u2019":[3],"comments":[4],"about":[5],"airlines":[6,40],"or":[7],"airports":[8],"on":[9,107],"social":[10],"media":[11],"are":[12,51,56,81],"the":[13,54,94,97,100,114,150,160,166,177],"key":[14],"to":[15,21,32,44,84,93,157,164],"improving":[16],"service":[17,37,193],"quality.":[18],"In":[19,65],"order":[20],"make":[22],"effective":[23],"use":[24],"of":[25,39,96,171,180],"these":[26],"data,":[27,99],"in-depth":[28],"analysis":[29,50,79,89],"is":[30,134],"needed":[31],"provide":[33],"solid":[34],"support":[35,190],"for":[36,129,191],"improvement":[38],"and":[41,49,63,73,88,111,113,145,168],"airports.":[42],"Due":[43],"its":[45],"uniqueness,":[46],"accurate":[47],"modeling":[48,153],"required.":[52],"First,":[53],"data":[55,71,86],"accurately":[57],"collected":[58],"from":[59],"various":[60],"network":[61],"platforms":[62],"reprocessed.":[64],"this":[66],"process,":[67],"transfer":[68],"learning,":[69],"artificial":[70],"annotation,":[72],"term":[74],"frequency\u2013inverse":[75],"document":[76],"frequency":[77],"(TF-IDF)":[78],"technology":[80,154],"innovatively":[82],"integrated":[83],"ensure":[85],"quality":[87],"depth.":[90],"Then,":[91],"according":[92],"characteristics":[95],"review":[98],"civil":[101,181],"domain-specific":[103],"word":[104],"vector":[105],"based":[106],"Word2Vec":[108],"was":[109,127,155],"customized":[110],"developed,":[112],"backtranslation":[115],"\u2013":[116,120],"convolutional":[117],"neural":[118],"networks":[119],"bi-directional":[121],"long":[122],"short-term":[123],"memory":[124],"(Backtranslation-CNN-BiLSTM)":[125],"model":[126,133],"constructed":[128,176],"sentiment":[130,185],"analysis.":[131],"The":[132],"verified":[135],"by":[136],"multi-dimensional":[137],"evaluation":[138],"indicators,":[139],"which":[140,187],"shows":[141],"excellent":[142],"performance":[143],"indicators":[144],"ensures":[146],"reasonable":[147],"efficiency.":[148],"Finally,":[149],"cutting-edge":[151],"BERTopic":[152],"used":[156],"deeply":[158],"mine":[159],"passenger":[161,183],"comment":[162,184],"topics":[163],"reveal":[165],"focus":[167],"potential":[169],"needs":[170],"passengers.":[172],"This":[173],"study":[174],"successfully":[175],"technical":[178,189],"system":[179],"analysis,":[186],"provided":[188],"industry":[192],"optimization.":[194]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}