{"id":"https://openalex.org/W4309532058","doi":"https://doi.org/10.1109/kse56063.2022.9953625","title":"VLH team at ALQAC 2022: Retrieving legal document and extracting answer with BERT-based model","display_name":"VLH team at ALQAC 2022: Retrieving legal document and extracting answer with BERT-based model","publication_year":2022,"publication_date":"2022-10-19","ids":{"openalex":"https://openalex.org/W4309532058","doi":"https://doi.org/10.1109/kse56063.2022.9953625"},"language":"en","primary_location":{"id":"doi:10.1109/kse56063.2022.9953625","is_oa":false,"landing_page_url":"https://doi.org/10.1109/kse56063.2022.9953625","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 14th International Conference on Knowledge and Systems Engineering (KSE)","raw_type":"proceedings-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/A5086755294","display_name":"Hai-Long Nguyen","orcid":"https://orcid.org/0009-0008-7866-1323"},"institutions":[{"id":"https://openalex.org/I184597095","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1319490839","https://openalex.org/I184597095","https://openalex.org/I4210158934"]},{"id":"https://openalex.org/I67868205","display_name":"VNU University of Science","ror":"https://ror.org/05w54hk79","country_code":"VN","type":"education","lineage":["https://openalex.org/I177233841","https://openalex.org/I67868205"]}],"countries":["JP","VN"],"is_corresponding":true,"raw_author_name":"Hai-Long Nguyen","raw_affiliation_strings":["National Institute of Informatics,Tokyo,Japan","VNU University of Engineering and Technology,Hanoi,Vietnam","VNU University of Engineering and Technology, Hanoi, Vietnam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Informatics,Tokyo,Japan","institution_ids":["https://openalex.org/I184597095"]},{"raw_affiliation_string":"VNU University of Engineering and Technology,Hanoi,Vietnam","institution_ids":["https://openalex.org/I67868205"]},{"raw_affiliation_string":"VNU University of Engineering and Technology, Hanoi, Vietnam","institution_ids":["https://openalex.org/I67868205"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044152577","display_name":"Thai Binh Nguyen","orcid":"https://orcid.org/0009-0008-8100-6338"},"institutions":[{"id":"https://openalex.org/I67868205","display_name":"VNU University of Science","ror":"https://ror.org/05w54hk79","country_code":"VN","type":"education","lineage":["https://openalex.org/I177233841","https://openalex.org/I67868205"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Thai-Binh Nguyen","raw_affiliation_strings":["VNU University of Engineering and Technology,Hanoi,Vietnam","VNU University of Engineering and Technology, Hanoi, Vietnam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"VNU University of Engineering and Technology,Hanoi,Vietnam","institution_ids":["https://openalex.org/I67868205"]},{"raw_affiliation_string":"VNU University of Engineering and Technology, Hanoi, Vietnam","institution_ids":["https://openalex.org/I67868205"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061935797","display_name":"Tan-Minh Nguyen","orcid":null},"institutions":[{"id":"https://openalex.org/I67868205","display_name":"VNU University of Science","ror":"https://ror.org/05w54hk79","country_code":"VN","type":"education","lineage":["https://openalex.org/I177233841","https://openalex.org/I67868205"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Tan-Minh Nguyen","raw_affiliation_strings":["VNU University of Engineering and Technology,Hanoi,Vietnam","VNU University of Engineering and Technology, Hanoi, Vietnam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"VNU University of Engineering and Technology,Hanoi,Vietnam","institution_ids":["https://openalex.org/I67868205"]},{"raw_affiliation_string":"VNU University of Engineering and Technology, Hanoi, Vietnam","institution_ids":["https://openalex.org/I67868205"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012147485","display_name":"Ha-Thanh Nguyen","orcid":"https://orcid.org/0000-0003-2794-7010"},"institutions":[{"id":"https://openalex.org/I184597095","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1319490839","https://openalex.org/I184597095","https://openalex.org/I4210158934"]},{"id":"https://openalex.org/I67868205","display_name":"VNU University of Science","ror":"https://ror.org/05w54hk79","country_code":"VN","type":"education","lineage":["https://openalex.org/I177233841","https://openalex.org/I67868205"]}],"countries":["JP","VN"],"is_corresponding":false,"raw_author_name":"Ha-Thanh Nguyen","raw_affiliation_strings":["National Institute of Informatics,Tokyo,Japan","VNU University of Engineering and Technology,Hanoi,Vietnam","National Institute of Informatics, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Informatics,Tokyo,Japan","institution_ids":["https://openalex.org/I184597095"]},{"raw_affiliation_string":"VNU University of Engineering and Technology,Hanoi,Vietnam","institution_ids":["https://openalex.org/I67868205"]},{"raw_affiliation_string":"National Institute of Informatics, Tokyo, Japan","institution_ids":["https://openalex.org/I184597095"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110725030","display_name":"Hai-Yen Thi Vuong","orcid":null},"institutions":[{"id":"https://openalex.org/I67868205","display_name":"VNU University of Science","ror":"https://ror.org/05w54hk79","country_code":"VN","type":"education","lineage":["https://openalex.org/I177233841","https://openalex.org/I67868205"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Hai-Yen Thi Vuong","raw_affiliation_strings":["VNU University of Engineering and Technology,Hanoi,Vietnam","VNU University of Engineering and Technology, Hanoi, Vietnam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"VNU University of Engineering and Technology,Hanoi,Vietnam","institution_ids":["https://openalex.org/I67868205"]},{"raw_affiliation_string":"VNU University of Engineering and Technology, Hanoi, Vietnam","institution_ids":["https://openalex.org/I67868205"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5086755294"],"corresponding_institution_ids":["https://openalex.org/I184597095","https://openalex.org/I67868205"],"apc_list":null,"apc_paid":null,"fwci":0.5545,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.7277147,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9988999962806702,"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/T10028","display_name":"Topic Modeling","score":0.9988999962806702,"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/T13643","display_name":"Artificial Intelligence in Law","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/3320","display_name":"Political Science and International Relations"},"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/T10181","display_name":"Natural Language Processing Techniques","score":0.9911999702453613,"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/question-answering","display_name":"Question answering","score":0.8245757818222046},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6847428679466248},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6225458383560181},{"id":"https://openalex.org/keywords/legal-document","display_name":"Legal document","score":0.6035551428794861},{"id":"https://openalex.org/keywords/legal-case","display_name":"Legal case","score":0.5371179580688477},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.4881068170070648},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.47022366523742676},{"id":"https://openalex.org/keywords/legal-research","display_name":"Legal research","score":0.4305307865142822},{"id":"https://openalex.org/keywords/deep-learning","display_name":"Deep learning","score":0.42804965376853943},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.41914495825767517},{"id":"https://openalex.org/keywords/law","display_name":"Law","score":0.12858036160469055},{"id":"https://openalex.org/keywords/political-science","display_name":"Political science","score":0.10276621580123901},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.06150302290916443}],"concepts":[{"id":"https://openalex.org/C44291984","wikidata":"https://www.wikidata.org/wiki/Q1074173","display_name":"Question answering","level":2,"score":0.8245757818222046},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6847428679466248},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6225458383560181},{"id":"https://openalex.org/C2993995455","wikidata":"https://www.wikidata.org/wiki/Q3150005","display_name":"Legal document","level":2,"score":0.6035551428794861},{"id":"https://openalex.org/C2778049185","wikidata":"https://www.wikidata.org/wiki/Q2334719","display_name":"Legal case","level":2,"score":0.5371179580688477},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.4881068170070648},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.47022366523742676},{"id":"https://openalex.org/C522695570","wikidata":"https://www.wikidata.org/wiki/Q6517578","display_name":"Legal research","level":2,"score":0.4305307865142822},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.42804965376853943},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.41914495825767517},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.12858036160469055},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.10276621580123901},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.06150302290916443},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/kse56063.2022.9953625","is_oa":false,"landing_page_url":"https://doi.org/10.1109/kse56063.2022.9953625","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 14th International Conference on Knowledge and Systems Engineering (KSE)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.7400000095367432}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W2782238183","https://openalex.org/W2964026269","https://openalex.org/W2970641574","https://openalex.org/W3104453603","https://openalex.org/W3106268368","https://openalex.org/W3128066429","https://openalex.org/W3175407332","https://openalex.org/W3175636666","https://openalex.org/W3184496804","https://openalex.org/W4200575882","https://openalex.org/W4205214721","https://openalex.org/W4206121183","https://openalex.org/W4294367149","https://openalex.org/W4298857067","https://openalex.org/W6744477106","https://openalex.org/W6747248625","https://openalex.org/W6786353593","https://openalex.org/W6796947490","https://openalex.org/W6797929000"],"related_works":["https://openalex.org/W3217649904","https://openalex.org/W4390916709","https://openalex.org/W3128725805","https://openalex.org/W4385760465","https://openalex.org/W2734287259","https://openalex.org/W3101391572","https://openalex.org/W3187391786","https://openalex.org/W4387251649","https://openalex.org/W4385667849","https://openalex.org/W1222275876"],"abstract_inverted_index":{"Legal":[0,61],"AI":[1,7,14],"is":[2],"a":[3,72],"growing":[4],"subfield":[5],"of":[6,13,58,74],"that":[8,27],"deals":[9],"with":[10,77,95],"the":[11,50,59,87,100],"application":[12],"techniques":[15],"to":[16,49,98],"legal":[17,20,33,35,39,51,54,68,82],"problems.":[18],"In":[19,42],"AI,":[21],"there":[22],"are":[23],"many":[24],"different":[25,96],"tasks":[26,57],"can":[28],"be":[29],"performed,":[30],"such":[31],"as":[32],"retrieval,":[34,69],"question":[36,55,83],"answering,":[37,84],"and":[38,53,92],"document":[40],"generation.":[41],"this":[43],"paper,":[44],"we":[45,70,85],"describe":[46],"our":[47],"approach":[48],"retrieval":[52],"answering":[56],"Automated":[60],"Question":[62],"Answering":[63],"Competition":[64],"(ALQAC)":[65],"2022.":[66],"For":[67,81],"use":[71],"combination":[73],"lexical":[75],"matching":[76],"deep":[78],"learning":[79],"models.":[80],"treat":[86],"inputs":[88],"in":[89,107],"multiple":[90],"aspects":[91],"come":[93],"up":[94],"strategies":[97],"answer":[99],"questions.":[101],"Our":[102],"system":[103],"achieves":[104],"impressive":[105],"results":[106],"both":[108],"tasks.":[109]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2026-05-03T08:25:01.440150","created_date":"2025-10-10T00:00:00"}
