{"id":"https://openalex.org/W7130604484","doi":"https://doi.org/10.1109/ictc66702.2025.11388722","title":"The Relationship Between Elderly Speech Features in a Life-Logging Application and the Early Detection of Dementia","display_name":"The Relationship Between Elderly Speech Features in a Life-Logging Application and the Early Detection of Dementia","publication_year":2025,"publication_date":"2025-10-14","ids":{"openalex":"https://openalex.org/W7130604484","doi":"https://doi.org/10.1109/ictc66702.2025.11388722"},"language":null,"primary_location":{"id":"doi:10.1109/ictc66702.2025.11388722","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc66702.2025.11388722","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 16th International Conference on Information and Communication Technology Convergence (ICTC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5126402167","display_name":"Naoka Matsumura","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Naoka Matsumura","raw_affiliation_strings":["Chiba University,Graduate School of Science and Engineering,Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiba University,Graduate School of Science and Engineering,Chiba,Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085197810","display_name":"Yuta Izutsu","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuta Izutsu","raw_affiliation_strings":["Chiba University,Graduate School of Science and Engineering,Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiba University,Graduate School of Science and Engineering,Chiba,Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050241685","display_name":"N. Komuro","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Nobuyoshi Komuro","raw_affiliation_strings":["Chiba University Digital Transformation Enhancement, Chiba University,Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiba University Digital Transformation Enhancement, Chiba University,Chiba,Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106972412","display_name":"Natsuko Arimatsu","orcid":"https://orcid.org/0009-0005-4841-9921"},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Natsuko Arimatsu","raw_affiliation_strings":["Chiba University,Graduate School of Nursing,Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiba University,Graduate School of Nursing,Chiba,Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054114768","display_name":"Aya Matsumura","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Aya Matsumura","raw_affiliation_strings":["Chiba University,Graduate School of Nursing,Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiba University,Graduate School of Nursing,Chiba,Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109707711","display_name":"Kota Toyama","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kota Toyama","raw_affiliation_strings":["Chiba University,Graduate School of Science and Engineering,Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiba University,Graduate School of Science and Engineering,Chiba,Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109934226","display_name":"Norimichi Tsumura","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Norimichi Tsumura","raw_affiliation_strings":["Chiba University,Graduate School of Science and Engineering,Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiba University,Graduate School of Science and Engineering,Chiba,Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045320828","display_name":"Mizuki UMEHARA","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Mizuki Umehara","raw_affiliation_strings":["Chiba University,Graduate School of Nursing,Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiba University,Graduate School of Nursing,Chiba,Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029317011","display_name":"Ayumi Amemiya","orcid":"https://orcid.org/0000-0002-7208-8991"},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ayumi Amemiya","raw_affiliation_strings":["Chiba University,Graduate School of Nursing,Chiba,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chiba University,Graduate School of Nursing,Chiba,Japan","institution_ids":["https://openalex.org/I159385669"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I159385669"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1510","last_page":"1513"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10667","display_name":"Emotion and Mood Recognition","score":0.13570000231266022,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10667","display_name":"Emotion and Mood Recognition","score":0.13570000231266022,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.12430000305175781,"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/T10863","display_name":"Voice and Speech Disorders","score":0.1177000030875206,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"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/dementia","display_name":"Dementia","score":0.6809999942779541},{"id":"https://openalex.org/keywords/cognitive-impairment","display_name":"Cognitive impairment","score":0.5386000275611877},{"id":"https://openalex.org/keywords/cognition","display_name":"Cognition","score":0.46209999918937683},{"id":"https://openalex.org/keywords/duration","display_name":"Duration (music)","score":0.39070001244544983},{"id":"https://openalex.org/keywords/elderly-people","display_name":"Elderly people","score":0.3635999858379364},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.29260000586509705}],"concepts":[{"id":"https://openalex.org/C2779483572","wikidata":"https://www.wikidata.org/wiki/Q83030","display_name":"Dementia","level":3,"score":0.6809999942779541},{"id":"https://openalex.org/C2984915365","wikidata":"https://www.wikidata.org/wiki/Q5141203","display_name":"Cognitive impairment","level":3,"score":0.5386000275611877},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4650000035762787},{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.46209999918937683},{"id":"https://openalex.org/C548259974","wikidata":"https://www.wikidata.org/wiki/Q569965","display_name":"Audiology","level":1,"score":0.45730000734329224},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.41449999809265137},{"id":"https://openalex.org/C112758219","wikidata":"https://www.wikidata.org/wiki/Q16038819","display_name":"Duration (music)","level":2,"score":0.39070001244544983},{"id":"https://openalex.org/C3018697994","wikidata":"https://www.wikidata.org/wiki/Q191089","display_name":"Elderly people","level":2,"score":0.3635999858379364},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32760000228881836},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.31679999828338623},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3154999911785126},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.2971999943256378},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.29260000586509705},{"id":"https://openalex.org/C502032728","wikidata":"https://www.wikidata.org/wiki/Q11081","display_name":"Alzheimer's disease","level":3,"score":0.28679999709129333},{"id":"https://openalex.org/C51632099","wikidata":"https://www.wikidata.org/wiki/Q3985153","display_name":"Training set","level":2,"score":0.2761000096797943},{"id":"https://openalex.org/C110083411","wikidata":"https://www.wikidata.org/wiki/Q1744628","display_name":"Statistical classification","level":2,"score":0.26570001244544983},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.2572999894618988}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ictc66702.2025.11388722","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc66702.2025.11388722","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 16th International Conference on Information and Communication Technology Convergence (ICTC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W2337928517","https://openalex.org/W3083002817","https://openalex.org/W4321092556","https://openalex.org/W4406266725"],"related_works":[],"abstract_inverted_index":{"In":[0],"this":[1],"study,":[2],"we":[3,29],"aim":[4],"to":[5,82],"extract":[6],"features":[7,51,85],"from":[8,37],"voice":[9,35],"data":[10,36],"of":[11,34,55,71],"elderly":[12,39],"individuals":[13],"obtained":[14],"through":[15],"a":[16,58,69],"life-logging":[17,27],"application":[18],"and":[19,47,49,77],"evaluate":[20],"mild":[21],"cognitive":[22],"impairment":[23],"(MCI).":[24],"Using":[25],"the":[26,53],"application,":[28],"collected":[30],"approximately":[31],"one":[32],"month":[33],"24":[38],"participants":[40],"(12":[41],"married":[42],"couples,":[43],"all":[44],"aged":[45],"65":[46],"over),":[48],"extracted":[50],"for":[52,86],"classification":[54,66],"MCI.":[56,88],"As":[57],"result,":[59],"sparse":[60],"modeling":[61],"outperformed":[62],"other":[63],"models":[64],"in":[65],"accuracy,":[67],"achieving":[68],"score":[70],"0.73.":[72],"Furthermore,":[73],"silent":[74],"periods,":[75],"shimmer,":[76],"filler":[78],"duration":[79],"were":[80],"found":[81],"be":[83],"important":[84],"distinguishing":[87]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2026-02-20T00:00:00"}