{"id":"https://openalex.org/W4416023580","doi":"https://doi.org/10.1007/978-3-032-09318-9_20","title":"A Hybrid Ensemble Framework for\u00a0Topic Extraction in\u00a0Vietnamese Legal Documents","display_name":"A Hybrid Ensemble Framework for\u00a0Topic Extraction in\u00a0Vietnamese Legal Documents","publication_year":2025,"publication_date":"2025-11-08","ids":{"openalex":"https://openalex.org/W4416023580","doi":"https://doi.org/10.1007/978-3-032-09318-9_20"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-032-09318-9_20","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-032-09318-9_20","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5101956736","display_name":"Tuan Thanh Nguyen","orcid":"https://orcid.org/0000-0003-0055-8218"},"institutions":[{"id":"https://openalex.org/I123565023","display_name":"Vietnam National University Ho Chi Minh City","ror":"https://ror.org/00waaqh38","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023"]},{"id":"https://openalex.org/I228151691","display_name":"Ho Chi Minh City International University","ror":"https://ror.org/003szmg30","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I228151691"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Tuan Thanh Nguyen","raw_affiliation_strings":["International University HCM-VNU, Ho Chi Minh City, Vietnam","Vietnam National University of Ho Chi Minh City, Ho Chi Minh City, Vietnam"],"raw_orcid":"https://orcid.org/0000-0003-0055-8218","affiliations":[{"raw_affiliation_string":"International University HCM-VNU, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I228151691"]},{"raw_affiliation_string":"Vietnam National University of Ho Chi Minh City, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I123565023"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101915162","display_name":"Thi Thanh Sang Nguyen","orcid":"https://orcid.org/0000-0001-5186-8828"},"institutions":[{"id":"https://openalex.org/I123565023","display_name":"Vietnam National University Ho Chi Minh City","ror":"https://ror.org/00waaqh38","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023"]},{"id":"https://openalex.org/I228151691","display_name":"Ho Chi Minh City International University","ror":"https://ror.org/003szmg30","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I228151691"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Sang Thanh Thi Nguyen","raw_affiliation_strings":["International University HCM-VNU, Ho Chi Minh City, Vietnam","Vietnam National University of Ho Chi Minh City, Ho Chi Minh City, Vietnam"],"raw_orcid":"https://orcid.org/0000-0001-5186-8828","affiliations":[{"raw_affiliation_string":"International University HCM-VNU, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I228151691"]},{"raw_affiliation_string":"Vietnam National University of Ho Chi Minh City, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I123565023"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5120304563","display_name":"Kiet Anh Phan","orcid":"https://orcid.org/0009-0001-5508-9044"},"institutions":[{"id":"https://openalex.org/I123565023","display_name":"Vietnam National University Ho Chi Minh City","ror":"https://ror.org/00waaqh38","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023"]},{"id":"https://openalex.org/I228151691","display_name":"Ho Chi Minh City International University","ror":"https://ror.org/003szmg30","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I228151691"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Kiet Anh Phan","raw_affiliation_strings":["International University HCM-VNU, Ho Chi Minh City, Vietnam","Vietnam National University of Ho Chi Minh City, Ho Chi Minh City, Vietnam"],"raw_orcid":"https://orcid.org/0009-0001-5508-9044","affiliations":[{"raw_affiliation_string":"International University HCM-VNU, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I228151691"]},{"raw_affiliation_string":"Vietnam National University of Ho Chi Minh City, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I123565023"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112402264","display_name":"Son Le","orcid":"https://orcid.org/0000-0001-7112-8157"},"institutions":[{"id":"https://openalex.org/I123565023","display_name":"Vietnam National University Ho Chi Minh City","ror":"https://ror.org/00waaqh38","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023"]},{"id":"https://openalex.org/I228151691","display_name":"Ho Chi Minh City International University","ror":"https://ror.org/003szmg30","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I228151691"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Son Thanh Le","raw_affiliation_strings":["International University HCM-VNU, Ho Chi Minh City, Vietnam","Vietnam National University of Ho Chi Minh City, Ho Chi Minh City, Vietnam"],"raw_orcid":"https://orcid.org/0000-0001-7112-8157","affiliations":[{"raw_affiliation_string":"International University HCM-VNU, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I228151691"]},{"raw_affiliation_string":"Vietnam National University of Ho Chi Minh City, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I123565023"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103091856","display_name":"Sinh Van Nguyen","orcid":"https://orcid.org/0000-0003-0424-5542"},"institutions":[{"id":"https://openalex.org/I123565023","display_name":"Vietnam National University Ho Chi Minh City","ror":"https://ror.org/00waaqh38","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023"]},{"id":"https://openalex.org/I228151691","display_name":"Ho Chi Minh City International University","ror":"https://ror.org/003szmg30","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I228151691"]}],"countries":["VN"],"is_corresponding":true,"raw_author_name":"Van Sinh Nguyen","raw_affiliation_strings":["International University HCM-VNU, Ho Chi Minh City, Vietnam","Vietnam National University of Ho Chi Minh City, Ho Chi Minh City, Vietnam"],"raw_orcid":"https://orcid.org/0000-0003-0424-5542","affiliations":[{"raw_affiliation_string":"International University HCM-VNU, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I228151691"]},{"raw_affiliation_string":"Vietnam National University of Ho Chi Minh City, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I123565023"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5103091856"],"corresponding_institution_ids":["https://openalex.org/I123565023","https://openalex.org/I228151691"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":23.1684,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.99045455,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"284","last_page":"298"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13910","display_name":"Computational and Text Analysis Methods","score":0.40059998631477356,"subfield":{"id":"https://openalex.org/subfields/3300","display_name":"General Social Sciences"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T13910","display_name":"Computational and Text Analysis Methods","score":0.40059998631477356,"subfield":{"id":"https://openalex.org/subfields/3300","display_name":"General Social Sciences"},"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/T10028","display_name":"Topic Modeling","score":0.3116999864578247,"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":0.03480000048875809,"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/vietnamese","display_name":"Vietnamese","score":0.7520999908447266},{"id":"https://openalex.org/keywords/latent-dirichlet-allocation","display_name":"Latent Dirichlet allocation","score":0.7263000011444092},{"id":"https://openalex.org/keywords/topic-model","display_name":"Topic model","score":0.6499999761581421},{"id":"https://openalex.org/keywords/preprocessor","display_name":"Preprocessor","score":0.538100004196167},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.5281999707221985},{"id":"https://openalex.org/keywords/coherence","display_name":"Coherence (philosophical gambling strategy)","score":0.3571000099182129},{"id":"https://openalex.org/keywords/legal-document","display_name":"Legal document","score":0.35280001163482666},{"id":"https://openalex.org/keywords/information-extraction","display_name":"Information extraction","score":0.351500004529953}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8676999807357788},{"id":"https://openalex.org/C103621254","wikidata":"https://www.wikidata.org/wiki/Q9199","display_name":"Vietnamese","level":2,"score":0.7520999908447266},{"id":"https://openalex.org/C500882744","wikidata":"https://www.wikidata.org/wiki/Q269236","display_name":"Latent Dirichlet allocation","level":3,"score":0.7263000011444092},{"id":"https://openalex.org/C171686336","wikidata":"https://www.wikidata.org/wiki/Q3532085","display_name":"Topic model","level":2,"score":0.6499999761581421},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5916000008583069},{"id":"https://openalex.org/C34736171","wikidata":"https://www.wikidata.org/wiki/Q918333","display_name":"Preprocessor","level":2,"score":0.538100004196167},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.5281999707221985},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.44830000400543213},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.4077000021934509},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3580999970436096},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.3571000099182129},{"id":"https://openalex.org/C2993995455","wikidata":"https://www.wikidata.org/wiki/Q3150005","display_name":"Legal document","level":2,"score":0.35280001163482666},{"id":"https://openalex.org/C195807954","wikidata":"https://www.wikidata.org/wiki/Q1662562","display_name":"Information extraction","level":2,"score":0.351500004529953},{"id":"https://openalex.org/C204241405","wikidata":"https://www.wikidata.org/wiki/Q461499","display_name":"Transformation (genetics)","level":3,"score":0.32019999623298645},{"id":"https://openalex.org/C155911762","wikidata":"https://www.wikidata.org/wiki/Q422321","display_name":"Blueprint","level":2,"score":0.3075999915599823},{"id":"https://openalex.org/C114289077","wikidata":"https://www.wikidata.org/wiki/Q3284399","display_name":"Statistical model","level":2,"score":0.305400013923645},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3034999966621399},{"id":"https://openalex.org/C10551718","wikidata":"https://www.wikidata.org/wiki/Q5227332","display_name":"Data pre-processing","level":2,"score":0.296099990606308},{"id":"https://openalex.org/C193524817","wikidata":"https://www.wikidata.org/wiki/Q386780","display_name":"Association rule learning","level":2,"score":0.28790000081062317},{"id":"https://openalex.org/C186625053","wikidata":"https://www.wikidata.org/wiki/Q1130191","display_name":"Information overload","level":2,"score":0.28700000047683716},{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.27970001101493835},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.27730000019073486},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.26919999718666077},{"id":"https://openalex.org/C2779231336","wikidata":"https://www.wikidata.org/wiki/Q7534724","display_name":"Sketch","level":2,"score":0.2619999945163727},{"id":"https://openalex.org/C89611455","wikidata":"https://www.wikidata.org/wiki/Q6804646","display_name":"Mechanism (biology)","level":2,"score":0.2563999891281128}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-3-032-09318-9_20","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-032-09318-9_20","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W2174706414","https://openalex.org/W2782238183","https://openalex.org/W2963341956","https://openalex.org/W2970641574","https://openalex.org/W3045464143","https://openalex.org/W3098637735","https://openalex.org/W3099950029","https://openalex.org/W3169250374","https://openalex.org/W3211971560","https://openalex.org/W4210827551","https://openalex.org/W4211243459","https://openalex.org/W4400010580","https://openalex.org/W4406761441","https://openalex.org/W4407757370"],"related_works":[],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-06-13T06:13:01.061226","created_date":"2025-11-08T00:00:00"}