{"id":"https://openalex.org/W7164834984","doi":"https://doi.org/10.1145/3816713.3818802","title":"Personalized Health Insurance Recommendation with Retrieval-Augmented Generation: A Study of Lexical, Dense, and Hybrid Retrieval","display_name":"Personalized Health Insurance Recommendation with Retrieval-Augmented Generation: A Study of Lexical, Dense, and Hybrid Retrieval","publication_year":2026,"publication_date":"2026-06-15","ids":{"openalex":"https://openalex.org/W7164834984","doi":"https://doi.org/10.1145/3816713.3818802"},"language":null,"primary_location":{"id":"doi:10.1145/3816713.3818802","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3816713.3818802","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 14th International Conference on Advances in Information Technology","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3816713.3818802","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5138636530","display_name":"Phakon Rujireksareekul","orcid":"https://orcid.org/0009-0003-1162-4169"},"institutions":[{"id":"https://openalex.org/I91538806","display_name":"King Mongkut's Institute of Technology Ladkrabang","ror":"https://ror.org/055mf0v62","country_code":"TH","type":"education","lineage":["https://openalex.org/I91538806"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Phakon Rujireksareekul","raw_affiliation_strings":["School of Information Technology, King Mongkut's Institute of Technology Ladkrabang, Ladkrabang, Bangkok, Thailand"],"raw_orcid":"https://orcid.org/0009-0003-1162-4169","affiliations":[{"raw_affiliation_string":"School of Information Technology, King Mongkut's Institute of Technology Ladkrabang, Ladkrabang, Bangkok, Thailand","institution_ids":["https://openalex.org/I91538806"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037562656","display_name":"Anuntapat Anuntachai","orcid":null},"institutions":[{"id":"https://openalex.org/I91538806","display_name":"King Mongkut's Institute of Technology Ladkrabang","ror":"https://ror.org/055mf0v62","country_code":"TH","type":"education","lineage":["https://openalex.org/I91538806"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Anuntapat Anuntachai","raw_affiliation_strings":["School of Information Technology, King Mongkut's Institute of Technology Ladkrabang, Ladkrabang, Bangkok, Thailand"],"raw_orcid":"https://orcid.org/0009-0007-4555-4727","affiliations":[{"raw_affiliation_string":"School of Information Technology, King Mongkut's Institute of Technology Ladkrabang, Ladkrabang, Bangkok, Thailand","institution_ids":["https://openalex.org/I91538806"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083148508","display_name":"Ponrudee Netisopakul","orcid":"https://orcid.org/0000-0003-1409-9729"},"institutions":[{"id":"https://openalex.org/I91538806","display_name":"King Mongkut's Institute of Technology Ladkrabang","ror":"https://ror.org/055mf0v62","country_code":"TH","type":"education","lineage":["https://openalex.org/I91538806"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Ponrudee Netisopakul","raw_affiliation_strings":["School of Information Technology, King Mongkut's Institute of Technology Ladkrabang, Ladkrabang, Bangkok, Thailand"],"raw_orcid":"https://orcid.org/0000-0003-1409-9729","affiliations":[{"raw_affiliation_string":"School of Information Technology, King Mongkut's Institute of Technology Ladkrabang, Ladkrabang, Bangkok, Thailand","institution_ids":["https://openalex.org/I91538806"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I91538806"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.91324657,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.8048999905586243,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T10203","display_name":"Recommender Systems and Techniques","score":0.8048999905586243,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T13702","display_name":"Machine Learning in Healthcare","score":0.04360000044107437,"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/T11396","display_name":"Artificial Intelligence in Healthcare","score":0.012900000438094139,"subfield":{"id":"https://openalex.org/subfields/3605","display_name":"Health Information Management"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mean-reciprocal-rank","display_name":"Mean reciprocal rank","score":0.6538000106811523},{"id":"https://openalex.org/keywords/health-insurance","display_name":"Health insurance","score":0.5188999772071838},{"id":"https://openalex.org/keywords/rank","display_name":"Rank (graph theory)","score":0.5008999705314636},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.4771000146865845},{"id":"https://openalex.org/keywords/reciprocal","display_name":"Reciprocal","score":0.33970001339912415}],"concepts":[{"id":"https://openalex.org/C44083865","wikidata":"https://www.wikidata.org/wiki/Q3853443","display_name":"Mean reciprocal rank","level":2,"score":0.6538000106811523},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6352999806404114},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5806999802589417},{"id":"https://openalex.org/C2983635472","wikidata":"https://www.wikidata.org/wiki/Q334911","display_name":"Health insurance","level":3,"score":0.5188999772071838},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.5008999705314636},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.4771000146865845},{"id":"https://openalex.org/C2777742833","wikidata":"https://www.wikidata.org/wiki/Q1964083","display_name":"Reciprocal","level":2,"score":0.33970001339912415},{"id":"https://openalex.org/C180198813","wikidata":"https://www.wikidata.org/wiki/Q121182","display_name":"Information system","level":2,"score":0.32260000705718994},{"id":"https://openalex.org/C161156560","wikidata":"https://www.wikidata.org/wiki/Q1638872","display_name":"Document retrieval","level":2,"score":0.30820000171661377},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.2930999994277954},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.25360000133514404},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2535000145435333},{"id":"https://openalex.org/C171686336","wikidata":"https://www.wikidata.org/wiki/Q3532085","display_name":"Topic model","level":2,"score":0.2524999976158142}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3816713.3818802","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3816713.3818802","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 14th International Conference on Advances in Information Technology","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3816713.3818802","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3816713.3818802","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 14th International Conference on Advances in Information Technology","raw_type":"proceedings-article"},"sustainable_development_goals":[{"display_name":"Decent work and economic growth","score":0.44404444098472595,"id":"https://metadata.un.org/sdg/8"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W2107084504","https://openalex.org/W2963469388","https://openalex.org/W2998702515","https://openalex.org/W3099700870","https://openalex.org/W4252076394"],"related_works":[],"abstract_inverted_index":{"Health":[0],"insurance":[1,36,66],"information":[2,46],"in":[3,14],"Thailand":[4],"is":[5,12],"available":[6],"on":[7,73],"many":[8],"company":[9],"websites":[10],"and":[11,26,53,68],"presented":[13],"different":[15],"formats,":[16],"making":[17,105],"it":[18,106],"difficult":[19],"for":[20,108],"users":[21],"to":[22],"compare":[23],"coverage,":[24],"conditions,":[25],"benefits.":[27],"In":[28],"this":[29],"study,":[30],"we":[31],"propose":[32],"a":[33],"personalized":[34],"health":[35],"recommendation":[37],"system":[38,44,99],"using":[39,47],"Retrieval-Augmented":[40],"Generation":[41],"(RAG).":[42],"The":[43,60,96],"retrieves":[45],"three":[48],"methods:":[49],"BM25,":[50],"dense":[51,81],"retrieval,":[52],"hybrid":[54,89],"retrieval":[55,82,90],"with":[56],"Reciprocal":[57],"Rank":[58],"Fusion.":[59],"language":[61],"model":[62],"analyzes":[63],"the":[64,74,84],"retrieved":[65],"plans":[67],"recommends":[69],"suitable":[70,107],"options":[71],"based":[72],"user":[75],"query.":[76],"Experimental":[77],"results":[78],"show":[79],"that":[80],"provides":[83],"best":[85],"overall":[86],"performance,":[87],"while":[88],"performs":[91],"better":[92],"than":[93],"lexical":[94],"search.":[95],"proposed":[97],"RAG":[98],"also":[100],"maintains":[101],"practical":[102],"response":[103],"latency,":[104],"interactive":[109],"applications.":[110]},"counts_by_year":[],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2026-06-16T00:00:00"}
