{"id":"https://openalex.org/W7127290693","doi":"https://doi.org/10.1109/access.2026.3660702","title":"Personalized Nutrition-Aware Dietary Recommendation With Multimodal Large Language Models","display_name":"Personalized Nutrition-Aware Dietary Recommendation With Multimodal Large Language Models","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7127290693","doi":"https://doi.org/10.1109/access.2026.3660702"},"language":null,"primary_location":{"id":"doi:10.1109/access.2026.3660702","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2026.3660702","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2026.3660702","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5124945430","display_name":"Xiwen Deng","orcid":null},"institutions":[{"id":"https://openalex.org/I141568987","display_name":"Hong Kong Baptist University","ror":"https://ror.org/0145fw131","country_code":"HK","type":"education","lineage":["https://openalex.org/I141568987"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Xiwen Deng","raw_affiliation_strings":["Department of Environmental and Public Health Management, Hong Kong Baptist University, Hong Kong, SAR, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Environmental and Public Health Management, Hong Kong Baptist University, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I141568987"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025709671","display_name":"Wenzhe Tu","orcid":"https://orcid.org/0009-0000-5752-0582"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenzhe Tu","raw_affiliation_strings":["School of Automation Engineering, University of Electronic Science and Technology of China (UESTC), Chengdu, China"],"raw_orcid":"https://orcid.org/0009-0000-5752-0582","affiliations":[{"raw_affiliation_string":"School of Automation Engineering, University of Electronic Science and Technology of China (UESTC), Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09944082,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"14","issue":null,"first_page":"21791","last_page":"21804"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10866","display_name":"Nutritional Studies and Diet","score":0.5837000012397766,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10866","display_name":"Nutritional Studies and Diet","score":0.5837000012397766,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T13984","display_name":"Nutrition, Genetics, and Disease","score":0.1753000020980835,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12057","display_name":"Consumer Attitudes and Food Labeling","score":0.09000000357627869,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.6122000217437744},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.6000999808311462},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.477400004863739},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.4154999852180481},{"id":"https://openalex.org/keywords/recipe","display_name":"Recipe","score":0.364300012588501},{"id":"https://openalex.org/keywords/language-model","display_name":"Language model","score":0.3472000062465668}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7754999995231628},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.6122000217437744},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.6000999808311462},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.477400004863739},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.4154999852180481},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3944000005722046},{"id":"https://openalex.org/C2778671685","wikidata":"https://www.wikidata.org/wiki/Q219239","display_name":"Recipe","level":2,"score":0.364300012588501},{"id":"https://openalex.org/C137293760","wikidata":"https://www.wikidata.org/wiki/Q3621696","display_name":"Language model","level":2,"score":0.3472000062465668},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.31220000982284546},{"id":"https://openalex.org/C89611455","wikidata":"https://www.wikidata.org/wiki/Q6804646","display_name":"Mechanism (biology)","level":2,"score":0.3037000000476837},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.28360000252723694},{"id":"https://openalex.org/C136197465","wikidata":"https://www.wikidata.org/wiki/Q1729295","display_name":"Variety (cybernetics)","level":2,"score":0.26899999380111694},{"id":"https://openalex.org/C97633540","wikidata":"https://www.wikidata.org/wiki/Q4328195","display_name":"Nutrigenomics","level":3,"score":0.2630000114440918},{"id":"https://openalex.org/C18767781","wikidata":"https://www.wikidata.org/wiki/Q5465445","display_name":"Food choice","level":2,"score":0.2623000144958496},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.2526000142097473}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/access.2026.3660702","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2026.3660702","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/access.2026.3660702","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2026.3660702","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":0.7144948840141296}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":46,"referenced_works":["https://openalex.org/W2054141820","https://openalex.org/W2116206254","https://openalex.org/W2136891251","https://openalex.org/W2171279286","https://openalex.org/W2341865734","https://openalex.org/W2469952266","https://openalex.org/W2596352504","https://openalex.org/W2783272285","https://openalex.org/W2928467655","https://openalex.org/W2963367478","https://openalex.org/W2965744319","https://openalex.org/W2984100107","https://openalex.org/W3206127589","https://openalex.org/W4207008429","https://openalex.org/W4224320476","https://openalex.org/W4284687944","https://openalex.org/W4285123209","https://openalex.org/W4290944002","https://openalex.org/W4321593910","https://openalex.org/W4367047145","https://openalex.org/W4384648324","https://openalex.org/W4385478233","https://openalex.org/W4386728933","https://openalex.org/W4387675603","https://openalex.org/W4391094120","https://openalex.org/W4392367398","https://openalex.org/W4396758712","https://openalex.org/W4400525124","https://openalex.org/W4400909732","https://openalex.org/W4402670135","https://openalex.org/W4403220611","https://openalex.org/W4403232235","https://openalex.org/W4404356490","https://openalex.org/W4405643374","https://openalex.org/W4406240398","https://openalex.org/W4407403520","https://openalex.org/W4407565218","https://openalex.org/W4408039495","https://openalex.org/W4409045761","https://openalex.org/W4409365290","https://openalex.org/W4412376882","https://openalex.org/W4412583868","https://openalex.org/W4414498649","https://openalex.org/W4415798326","https://openalex.org/W4416017064","https://openalex.org/W4416034874"],"related_works":[],"abstract_inverted_index":{"Poor":[0],"diet":[1],"quality":[2],"is":[3],"a":[4,17,68,85,124],"major":[5],"modifiable":[6],"risk":[7],"factor":[8],"for":[9,72],"obesity,":[10],"cardiovascular":[11],"disease,":[12],"and":[13,23,57,94,104,109,198,217],"metabolic":[14],"disorders,":[15],"motivating":[16],"growing":[18],"ecosystem":[19],"of":[20,32,92,114],"diet-tracking":[21],"apps":[22],"recipe":[24],"platforms":[25],"that":[26,45,76,127],"promise":[27],"personalized":[28,73],"guidance.":[29],"However,":[30],"most":[31],"these":[33,115,188],"systems":[34],"still":[35,164],"rely":[36],"on":[37,176],"simple":[38,218],"scoring":[39],"rules":[40],"or":[41],"ID-based":[42,133],"collaborative":[43,81,120],"filtering":[44,121],"ignore":[46],"rich":[47],"multimodal":[48,69,86,140,183],"food":[49,95,184],"information":[50],"(ingredients,":[51],"cooking":[52],"methods,":[53],"images,":[54,105],"nutrient":[55,102,213],"profiles)":[56],"lack":[58],"explicit":[59],"nutritional":[60,78,110,154],"reasoning.":[61],"To":[62],"address":[63],"this":[64],"gap,":[65],"we":[66],"proposeNutriRec,":[67],"LLM-based":[70,199],"framework":[71],"dietary":[74,82,146,178,206],"recommendation":[75,151,179],"links":[77],"reasoning":[79,147,207],"with":[80,136,181],"patterns.We":[83],"uses":[84],"LLM":[87],"to":[88,212],"generate":[89],"unified":[90],"representations":[91,130],"meals":[93],"items":[96],"from":[97,131,138,169],"textual":[98],"descriptions,":[99],"ingredient":[100],"lists,":[101],"profiles,":[103,214],"capturing":[106],"both":[107],"sensory":[108],"attributes.":[111],"On":[112],"top":[113],"content-based":[116],"embeddings,":[117],"NutriRec":[118,175,190],"incorporates":[119],"signals":[122],"through":[123],"post-alignment":[125],"mechanism":[126],"aligns":[128],"user":[129],"an":[132],"sequential":[134,197],"model":[135],"those":[137],"the":[139],"LLM.":[141],"This":[142],"design":[143],"enables":[144],"explainable":[145,205],"by":[148,208],"grounding":[149],"each":[150],"in":[152],"concrete":[153],"evidence":[155],"(e.g.,":[156],"lower":[157],"sodium,":[158],"higher":[159],"fiber,":[160],"heart-healthy":[161],"tags)":[162],"while":[163],"reflecting":[165],"behavioral":[166],"patterns":[167],"learned":[168],"large-scale":[170],"consumption":[171],"logs.":[172],"We":[173],"evaluate":[174],"realistic":[177],"scenarios":[180],"long-term,":[182],"interaction":[185],"histories.":[186],"Across":[187],"settings,":[189],"not":[191],"only":[192],"yields":[193],"stronger":[194],"recommendations":[195],"than":[196],"baselines,":[200],"but":[201],"also":[202],"provides":[203],"more":[204],"explicitly":[209],"linking":[210],"suggestions":[211],"meal":[215],"composition,":[216],"guideline-based":[219],"constraints.":[220]},"counts_by_year":[],"updated_date":"2026-07-29T09:40:50.615796","created_date":"2026-02-04T00:00:00"}
