{"id":"https://openalex.org/W3117039898","doi":"https://doi.org/10.1145/3432703","title":"User-Based Collaborative Filtering Mobile Health System","display_name":"User-Based Collaborative Filtering Mobile Health System","publication_year":2020,"publication_date":"2020-12-17","ids":{"openalex":"https://openalex.org/W3117039898","doi":"https://doi.org/10.1145/3432703","mag":"3117039898"},"language":"en","primary_location":{"id":"doi:10.1145/3432703","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3432703","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3432703","source":{"id":"https://openalex.org/S4210219751","display_name":"Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies","issn_l":"2474-9567","issn":["2474-9567"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3432703","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5028359498","display_name":"Hsien-Te Kao","orcid":"https://orcid.org/0009-0007-3395-9989"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Hsien-Te Kao","raw_affiliation_strings":["USC Information Sciences Institute"],"affiliations":[{"raw_affiliation_string":"USC Information Sciences Institute","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101816796","display_name":"Shen Yan","orcid":"https://orcid.org/0000-0003-4911-5397"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shen Yan","raw_affiliation_strings":["USC Information Sciences Institute"],"affiliations":[{"raw_affiliation_string":"USC Information Sciences Institute","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102775579","display_name":"Homa Hosseinmardi","orcid":"https://orcid.org/0000-0003-1756-821X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Homa Hosseinmardi","raw_affiliation_strings":["USC Information Sciences Institute"],"affiliations":[{"raw_affiliation_string":"USC Information Sciences Institute","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010028928","display_name":"Shrikanth Narayanan","orcid":"https://orcid.org/0000-0002-1052-6204"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shrikanth Narayanan","raw_affiliation_strings":["USC Information Sciences Institute"],"affiliations":[{"raw_affiliation_string":"USC Information Sciences Institute","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049634383","display_name":"Kristina Lerman","orcid":"https://orcid.org/0000-0002-5071-0575"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kristina Lerman","raw_affiliation_strings":["USC Information Sciences Institute"],"affiliations":[{"raw_affiliation_string":"USC Information Sciences Institute","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5078699564","display_name":"Emilio Ferrara","orcid":"https://orcid.org/0000-0002-1942-2831"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Emilio Ferrara","raw_affiliation_strings":["USC Information Sciences Institute"],"affiliations":[{"raw_affiliation_string":"USC Information Sciences Institute","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5028359498"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6174,"has_fulltext":true,"cited_by_count":13,"citation_normalized_percentile":{"value":0.8802486,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"4","issue":"4","first_page":"1","last_page":"17"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11446","display_name":"Mobile Health and mHealth Applications","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3600","display_name":"General Health Professions"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T11446","display_name":"Mobile Health and mHealth Applications","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3600","display_name":"General Health Professions"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9904000163078308,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10866","display_name":"Nutritional Studies and Diet","score":0.9804999828338623,"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/interpretability","display_name":"Interpretability","score":0.8119075298309326},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.660423755645752},{"id":"https://openalex.org/keywords/wearable-computer","display_name":"Wearable computer","score":0.6067988276481628},{"id":"https://openalex.org/keywords/usability","display_name":"Usability","score":0.6055890321731567},{"id":"https://openalex.org/keywords/health-informatics","display_name":"Health informatics","score":0.5156594514846802},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.4533601701259613},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.4351397752761841},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.35326892137527466},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3436709940433502},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.28289175033569336},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.27481964230537415},{"id":"https://openalex.org/keywords/public-health","display_name":"Public health","score":0.21161720156669617},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.20238575339317322},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.18691343069076538}],"concepts":[{"id":"https://openalex.org/C2781067378","wikidata":"https://www.wikidata.org/wiki/Q17027399","display_name":"Interpretability","level":2,"score":0.8119075298309326},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.660423755645752},{"id":"https://openalex.org/C150594956","wikidata":"https://www.wikidata.org/wiki/Q1334829","display_name":"Wearable computer","level":2,"score":0.6067988276481628},{"id":"https://openalex.org/C170130773","wikidata":"https://www.wikidata.org/wiki/Q216378","display_name":"Usability","level":2,"score":0.6055890321731567},{"id":"https://openalex.org/C145642194","wikidata":"https://www.wikidata.org/wiki/Q870895","display_name":"Health informatics","level":3,"score":0.5156594514846802},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.4533601701259613},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.4351397752761841},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.35326892137527466},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3436709940433502},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.28289175033569336},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.27481964230537415},{"id":"https://openalex.org/C138816342","wikidata":"https://www.wikidata.org/wiki/Q189603","display_name":"Public health","level":2,"score":0.21161720156669617},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.20238575339317322},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.18691343069076538},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.0},{"id":"https://openalex.org/C159110408","wikidata":"https://www.wikidata.org/wiki/Q121176","display_name":"Nursing","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3432703","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3432703","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3432703","source":{"id":"https://openalex.org/S4210219751","display_name":"Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies","issn_l":"2474-9567","issn":["2474-9567"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1145/3432703","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3432703","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3432703","source":{"id":"https://openalex.org/S4210219751","display_name":"Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies","issn_l":"2474-9567","issn":["2474-9567"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1847608120","display_name":null,"funder_award_id":"2017-17042800005","funder_id":"https://openalex.org/F4320333051","funder_display_name":"Intelligence Advanced Research Projects Activity"},{"id":"https://openalex.org/G4816940062","display_name":null,"funder_award_id":"No 2017-17042800005","funder_id":"https://openalex.org/F4320333051","funder_display_name":"Intelligence Advanced Research Projects Activity"},{"id":"https://openalex.org/G553776324","display_name":null,"funder_award_id":"017-1704280000","funder_id":"https://openalex.org/F4320333051","funder_display_name":"Intelligence Advanced Research Projects Activity"},{"id":"https://openalex.org/G5638990845","display_name":null,"funder_award_id":"Grant","funder_id":"https://openalex.org/F4320337349","funder_display_name":"NIH Office of the Director"},{"id":"https://openalex.org/G6894402473","display_name":null,"funder_award_id":"Fellowship","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G7461970842","display_name":null,"funder_award_id":"DGE-1842487","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G8070878210","display_name":null,"funder_award_id":"1842487","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G848032724","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320312530","display_name":"Office of the Director of National Intelligence","ror":"https://ror.org/01v3fsc55"},{"id":"https://openalex.org/F4320333051","display_name":"Intelligence Advanced Research Projects Activity","ror":"https://ror.org/01v3fsc55"},{"id":"https://openalex.org/F4320337349","display_name":"NIH Office of the Director","ror":"https://ror.org/00fj8a872"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3117039898.pdf","grobid_xml":"https://content.openalex.org/works/W3117039898.grobid-xml"},"referenced_works_count":51,"referenced_works":["https://openalex.org/W317957491","https://openalex.org/W1972645849","https://openalex.org/W1975071629","https://openalex.org/W1983115028","https://openalex.org/W1985541164","https://openalex.org/W1987971958","https://openalex.org/W1993026314","https://openalex.org/W2010657731","https://openalex.org/W2022686119","https://openalex.org/W2029887827","https://openalex.org/W2051224630","https://openalex.org/W2064130806","https://openalex.org/W2085487226","https://openalex.org/W2098166026","https://openalex.org/W2103868202","https://openalex.org/W2105532088","https://openalex.org/W2108846476","https://openalex.org/W2123066627","https://openalex.org/W2130293653","https://openalex.org/W2130623086","https://openalex.org/W2132914434","https://openalex.org/W2143554828","https://openalex.org/W2147822506","https://openalex.org/W2154344027","https://openalex.org/W2156567116","https://openalex.org/W2164356966","https://openalex.org/W2189564841","https://openalex.org/W2294872453","https://openalex.org/W2499473902","https://openalex.org/W2516086211","https://openalex.org/W2606998137","https://openalex.org/W2746230914","https://openalex.org/W2756418505","https://openalex.org/W2765283661","https://openalex.org/W2794997027","https://openalex.org/W2886951144","https://openalex.org/W2941974924","https://openalex.org/W2942539385","https://openalex.org/W2942640105","https://openalex.org/W2950182411","https://openalex.org/W2950664071","https://openalex.org/W2951160251","https://openalex.org/W2990947531","https://openalex.org/W2999615587","https://openalex.org/W3010993769","https://openalex.org/W3011735246","https://openalex.org/W3011753085","https://openalex.org/W3095302610","https://openalex.org/W3098017922","https://openalex.org/W4229728836","https://openalex.org/W4248936881"],"related_works":["https://openalex.org/W4289856193","https://openalex.org/W1558850179","https://openalex.org/W2751996392","https://openalex.org/W1578529736","https://openalex.org/W2753718075","https://openalex.org/W3041204681","https://openalex.org/W4205765752","https://openalex.org/W2046176688","https://openalex.org/W2586900486","https://openalex.org/W3092446063"],"abstract_inverted_index":{"Mobile":[0],"health":[1,4,17,27,46,56,82,96,115,135],"systems":[2],"predict":[3],"conditions":[5,116],"based":[6,93],"on":[7,94],"multimodal":[8],"signals.":[9],"Users":[10],"are":[11,60,75],"often":[12],"reluctant":[13],"to":[14,25,52,62,69,77,112],"provide":[15,53],"their":[16,99],"status":[18],"over":[19],"privacy":[20,71],"concerns.":[21],"It":[22],"is":[23],"challenging":[24],"make":[26],"predictions":[28,138],"without":[29,142],"sufficient":[30],"historical":[31,143],"data":[32],"from":[33,98],"the":[34,95,104,114],"users.":[35],"In":[36],"this":[37],"paper,":[38],"we":[39],"propose":[40],"a":[41,54,108],"user-based":[42],"collaborative":[43],"filtering":[44],"mobile":[45,122],"system.":[47],"The":[48,73,127],"system":[49,90,105,146],"requests":[50],"users":[51,92],"few":[55],"labels.":[57,136],"These":[58],"labels":[59],"used":[61],"determine":[63],"cohort":[64,131],"similarity":[65,80],"and":[66,86,125,151],"discarded":[67],"afterward":[68],"ensure":[70],"protection.":[72],"cohorts":[74],"designed":[76],"maximize":[78],"user":[79],"across":[81],"labels,":[83],"variable":[84],"relationships,":[85],"sensor":[87],"data.":[88,144],"Our":[89,145],"predicts":[91],"information":[97],"cohort.":[100],"We":[101],"empirically":[102],"evaluate":[103],"by":[106],"conducting":[107],"ten-week":[109],"longitudinal":[110],"study":[111],"assess":[113],"of":[117],"212":[118],"hospital":[119],"workers":[120],"using":[121],"devices,":[123],"wearables,":[124],"sensors.":[126],"results":[128],"show":[129],"successful":[130],"assignments":[132],"with":[133],"five":[134],"Health":[137],"achieve":[139],"promising":[140],"performance":[141],"demonstrates":[147],"strong":[148],"interpretability,":[149],"predictability,":[150],"usability.":[152]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":5}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}
