{"id":"https://openalex.org/W4200575882","doi":"https://doi.org/10.1109/kse53942.2021.9648797","title":"Vietnamese Legal Question Answering with combined features and deep learning","display_name":"Vietnamese Legal Question Answering with combined features and deep learning","publication_year":2021,"publication_date":"2021-11-10","ids":{"openalex":"https://openalex.org/W4200575882","doi":"https://doi.org/10.1109/kse53942.2021.9648797"},"language":"en","primary_location":{"id":"doi:10.1109/kse53942.2021.9648797","is_oa":false,"landing_page_url":"https://doi.org/10.1109/kse53942.2021.9648797","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 13th 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/A5089379717","display_name":"Luu Hoai Linh","orcid":null},"institutions":[{"id":"https://openalex.org/I177233841","display_name":"Vietnam National University, Hanoi","ror":"https://ror.org/02jmfj006","country_code":"VN","type":"education","lineage":["https://openalex.org/I177233841"]}],"countries":["VN"],"is_corresponding":true,"raw_author_name":"Luu Hoai Linh","raw_affiliation_strings":["Vietnam National University, Hanoi, Vietnam"],"affiliations":[{"raw_affiliation_string":"Vietnam National University, Hanoi, Vietnam","institution_ids":["https://openalex.org/I177233841"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011741622","display_name":"Nguyen Hai Long","orcid":null},"institutions":[{"id":"https://openalex.org/I177233841","display_name":"Vietnam National University, Hanoi","ror":"https://ror.org/02jmfj006","country_code":"VN","type":"education","lineage":["https://openalex.org/I177233841"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Nguyen Hai Long","raw_affiliation_strings":["Vietnam National University, Hanoi, Vietnam"],"affiliations":[{"raw_affiliation_string":"Vietnam National University, Hanoi, Vietnam","institution_ids":["https://openalex.org/I177233841"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055722312","display_name":"Nguyen Hai Yen","orcid":"https://orcid.org/0000-0001-7372-0488"},"institutions":[{"id":"https://openalex.org/I212220629","display_name":"Peter the Great St. Petersburg Polytechnic University","ror":"https://ror.org/02x91aj62","country_code":"RU","type":"education","lineage":["https://openalex.org/I212220629"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Nguyen Hai Yen","raw_affiliation_strings":["Peter the Great St.Petersburg Polytechnic University, St Petersburg, Russia"],"affiliations":[{"raw_affiliation_string":"Peter the Great St.Petersburg Polytechnic University, St Petersburg, Russia","institution_ids":["https://openalex.org/I212220629"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081773521","display_name":"Thi-Hai-Yen Vuong","orcid":"https://orcid.org/0000-0002-8019-7178"},"institutions":[{"id":"https://openalex.org/I177233841","display_name":"Vietnam National University, Hanoi","ror":"https://ror.org/02jmfj006","country_code":"VN","type":"education","lineage":["https://openalex.org/I177233841"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Thi-Hai-Yen Vuong","raw_affiliation_strings":["Vietnam National University, Hanoi, Vietnam"],"affiliations":[{"raw_affiliation_string":"Vietnam National University, Hanoi, Vietnam","institution_ids":["https://openalex.org/I177233841"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5089379717"],"corresponding_institution_ids":["https://openalex.org/I177233841"],"apc_list":null,"apc_paid":null,"fwci":0.4079,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.70111938,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","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/T10028","display_name":"Topic Modeling","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/T10181","display_name":"Natural Language Processing Techniques","score":0.9970999956130981,"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":0.9147999882698059,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7767082452774048},{"id":"https://openalex.org/keywords/jaccard-index","display_name":"Jaccard index","score":0.7449338436126709},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7208277583122253},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.667729377746582},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.5970734357833862},{"id":"https://openalex.org/keywords/question-answering","display_name":"Question answering","score":0.5628888010978699},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5023744106292725},{"id":"https://openalex.org/keywords/vietnamese","display_name":"Vietnamese","score":0.4955967664718628},{"id":"https://openalex.org/keywords/deep-learning","display_name":"Deep learning","score":0.4493350684642792},{"id":"https://openalex.org/keywords/embedding","display_name":"Embedding","score":0.4411284327507019},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.43843603134155273},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.390475869178772},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.15731072425842285},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.08260020613670349}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7767082452774048},{"id":"https://openalex.org/C203519979","wikidata":"https://www.wikidata.org/wiki/Q865360","display_name":"Jaccard index","level":3,"score":0.7449338436126709},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7208277583122253},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.667729377746582},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.5970734357833862},{"id":"https://openalex.org/C44291984","wikidata":"https://www.wikidata.org/wiki/Q1074173","display_name":"Question answering","level":2,"score":0.5628888010978699},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5023744106292725},{"id":"https://openalex.org/C103621254","wikidata":"https://www.wikidata.org/wiki/Q9199","display_name":"Vietnamese","level":2,"score":0.4955967664718628},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.4493350684642792},{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.4411284327507019},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.43843603134155273},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.390475869178772},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.15731072425842285},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.08260020613670349},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","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/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/kse53942.2021.9648797","is_oa":false,"landing_page_url":"https://doi.org/10.1109/kse53942.2021.9648797","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 13th International Conference on Knowledge and Systems Engineering (KSE)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6200000047683716,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W41647797","https://openalex.org/W2295598076","https://openalex.org/W2493916176","https://openalex.org/W2600638292","https://openalex.org/W2782238183","https://openalex.org/W2963105309","https://openalex.org/W2964026269","https://openalex.org/W2964175469","https://openalex.org/W3098637735","https://openalex.org/W3104453603","https://openalex.org/W3106268368","https://openalex.org/W4298857067","https://openalex.org/W6601625335","https://openalex.org/W6723250868","https://openalex.org/W6735241474","https://openalex.org/W6744477106","https://openalex.org/W6786353593"],"related_works":["https://openalex.org/W1994775821","https://openalex.org/W2012019886","https://openalex.org/W2091133150","https://openalex.org/W2945869148","https://openalex.org/W2611195251","https://openalex.org/W2398781203","https://openalex.org/W2009279505","https://openalex.org/W4206503171","https://openalex.org/W4366711670","https://openalex.org/W2972216353"],"abstract_inverted_index":{"Legal":[0],"Question":[1],"Answering":[2],"is":[3,8],"an":[4,51],"arduous":[5],"problem":[6],"that":[7],"divided":[9],"into":[10],"certain":[11],"phases,":[12],"each":[13],"with":[14],"its":[15],"own":[16],"set":[17],"of":[18,49,53],"challenges.":[19],"In":[20],"this":[21],"work,":[22],"we":[23,77],"have":[24,97],"accomplished":[25],"three":[26,91],"tasks":[27],"given":[28],"by":[29,42,60],"the":[30,39,44],"ALQAC":[31],"2021":[32],"competition,":[33],"which":[34],"are":[35],"aimed":[36],"at":[37],"addressing":[38],"aforementioned":[40],"problem,":[41],"proposing":[43],"combined":[45],"features":[46],"(cosine":[47],"similarity":[48],"TF-IDF,":[50],"average":[52],"word":[54],"embedding;":[55],"and":[56,96],"Jaccard":[57],"distance)":[58],"accompanied":[59],"a":[61,79],"classification":[62],"model":[63],"for":[64,73,83],"task":[65,74,88],"1;":[66],"ensemble":[67],"learning":[68,71],"multiple":[69],"deep":[70],"models":[72],"2.":[75],"Finally,":[76],"employed":[78],"specifically":[80],"modified":[81],"mechanism":[82],"long":[84],"documents":[85],"to":[86],"undertake":[87],"3.":[89],"All":[90],"methods":[92],"perform":[93],"satisfactory":[94],"results":[95],"profuse":[98],"potential":[99],"improvements.":[100]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}