{"id":"https://openalex.org/W4319779461","doi":"https://doi.org/10.1109/imcom56909.2023.10035626","title":"Topical Analysis of Depressive Mood Changes in Youth during the COVID-19 Pandemic","display_name":"Topical Analysis of Depressive Mood Changes in Youth during the COVID-19 Pandemic","publication_year":2023,"publication_date":"2023-01-03","ids":{"openalex":"https://openalex.org/W4319779461","doi":"https://doi.org/10.1109/imcom56909.2023.10035626"},"language":"en","primary_location":{"id":"doi:10.1109/imcom56909.2023.10035626","is_oa":false,"landing_page_url":"https://doi.org/10.1109/imcom56909.2023.10035626","pdf_url":null,"source":{"id":"https://openalex.org/S4363608560","display_name":"2023 17th International Conference on Ubiquitous Information Management and Communication (IMCOM)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 17th International Conference on Ubiquitous Information Management and Communication (IMCOM)","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/A5104301678","display_name":"Ziyue Zhu","orcid":"https://orcid.org/0009-0004-3239-5681"},"institutions":[{"id":"https://openalex.org/I173915773","display_name":"Yamaguchi University","ror":"https://ror.org/03cxys317","country_code":"JP","type":"education","lineage":["https://openalex.org/I173915773"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ziyue Zhu","raw_affiliation_strings":["Yamaguchi University,Graduate School of Sciences and Technology for Innovation,Ube,Japan","Graduate School of Sciences and Technology for Innovation, Yamaguchi University, Ube, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Yamaguchi University,Graduate School of Sciences and Technology for Innovation,Ube,Japan","institution_ids":["https://openalex.org/I173915773"]},{"raw_affiliation_string":"Graduate School of Sciences and Technology for Innovation, Yamaguchi University, Ube, Japan","institution_ids":["https://openalex.org/I173915773"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100423130","display_name":"Yuanyuan Wang","orcid":"https://orcid.org/0000-0001-8181-3465"},"institutions":[{"id":"https://openalex.org/I173915773","display_name":"Yamaguchi University","ror":"https://ror.org/03cxys317","country_code":"JP","type":"education","lineage":["https://openalex.org/I173915773"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuanyuan Wang","raw_affiliation_strings":["Yamaguchi University,Graduate School of Sciences and Technology for Innovation,Ube,Japan","Graduate School of Sciences and Technology for Innovation, Yamaguchi University, Ube, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Yamaguchi University,Graduate School of Sciences and Technology for Innovation,Ube,Japan","institution_ids":["https://openalex.org/I173915773"]},{"raw_affiliation_string":"Graduate School of Sciences and Technology for Innovation, Yamaguchi University, Ube, Japan","institution_ids":["https://openalex.org/I173915773"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I173915773"],"apc_list":null,"apc_paid":null,"fwci":0.7043,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.6659292,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"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/T13283","display_name":"Mental Health Research Topics","score":0.9887999892234802,"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/T13283","display_name":"Mental Health Research Topics","score":0.9887999892234802,"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/T10168","display_name":"COVID-19 and Mental Health","score":0.9833999872207642,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical 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/T11519","display_name":"Digital Mental Health Interventions","score":0.9441999793052673,"subfield":{"id":"https://openalex.org/subfields/3202","display_name":"Applied Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mood","display_name":"Mood","score":0.7625021934509277},{"id":"https://openalex.org/keywords/closure","display_name":"Closure (psychology)","score":0.6307060122489929},{"id":"https://openalex.org/keywords/coronavirus-disease-2019","display_name":"Coronavirus disease 2019 (COVID-19)","score":0.6216651797294617},{"id":"https://openalex.org/keywords/social-isolation","display_name":"Social isolation","score":0.6001887917518616},{"id":"https://openalex.org/keywords/pandemic","display_name":"Pandemic","score":0.5986731052398682},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.5454207062721252},{"id":"https://openalex.org/keywords/psychological-intervention","display_name":"Psychological intervention","score":0.5394976139068604},{"id":"https://openalex.org/keywords/depression","display_name":"Depression (economics)","score":0.48941078782081604},{"id":"https://openalex.org/keywords/isolation","display_name":"Isolation (microbiology)","score":0.44079574942588806},{"id":"https://openalex.org/keywords/clinical-psychology","display_name":"Clinical psychology","score":0.4243409335613251},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.4242261052131653},{"id":"https://openalex.org/keywords/psychiatry","display_name":"Psychiatry","score":0.32612282037734985},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.2686741352081299},{"id":"https://openalex.org/keywords/political-science","display_name":"Political science","score":0.12240564823150635}],"concepts":[{"id":"https://openalex.org/C2780733359","wikidata":"https://www.wikidata.org/wiki/Q331769","display_name":"Mood","level":2,"score":0.7625021934509277},{"id":"https://openalex.org/C146834321","wikidata":"https://www.wikidata.org/wiki/Q2979672","display_name":"Closure (psychology)","level":2,"score":0.6307060122489929},{"id":"https://openalex.org/C3008058167","wikidata":"https://www.wikidata.org/wiki/Q84263196","display_name":"Coronavirus disease 2019 (COVID-19)","level":4,"score":0.6216651797294617},{"id":"https://openalex.org/C2776893239","wikidata":"https://www.wikidata.org/wiki/Q1778765","display_name":"Social isolation","level":2,"score":0.6001887917518616},{"id":"https://openalex.org/C89623803","wikidata":"https://www.wikidata.org/wiki/Q12184","display_name":"Pandemic","level":5,"score":0.5986731052398682},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.5454207062721252},{"id":"https://openalex.org/C27415008","wikidata":"https://www.wikidata.org/wiki/Q7256382","display_name":"Psychological intervention","level":2,"score":0.5394976139068604},{"id":"https://openalex.org/C2776867660","wikidata":"https://www.wikidata.org/wiki/Q1814941","display_name":"Depression (economics)","level":2,"score":0.48941078782081604},{"id":"https://openalex.org/C2775941552","wikidata":"https://www.wikidata.org/wiki/Q25212305","display_name":"Isolation (microbiology)","level":2,"score":0.44079574942588806},{"id":"https://openalex.org/C70410870","wikidata":"https://www.wikidata.org/wiki/Q199906","display_name":"Clinical psychology","level":1,"score":0.4243409335613251},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.4242261052131653},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.32612282037734985},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.2686741352081299},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.12240564823150635},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C524204448","wikidata":"https://www.wikidata.org/wiki/Q788926","display_name":"Infectious disease (medical specialty)","level":3,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C89423630","wikidata":"https://www.wikidata.org/wiki/Q7193","display_name":"Microbiology","level":1,"score":0.0},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.0},{"id":"https://openalex.org/C139719470","wikidata":"https://www.wikidata.org/wiki/Q39680","display_name":"Macroeconomics","level":1,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/imcom56909.2023.10035626","is_oa":false,"landing_page_url":"https://doi.org/10.1109/imcom56909.2023.10035626","pdf_url":null,"source":{"id":"https://openalex.org/S4363608560","display_name":"2023 17th International Conference on Ubiquitous Information Management and Communication (IMCOM)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 17th International Conference on Ubiquitous Information Management and Communication (IMCOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8399999737739563,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W2080547130","https://openalex.org/W2171640896","https://openalex.org/W3024082351","https://openalex.org/W3085928585","https://openalex.org/W3118919417","https://openalex.org/W3123638009","https://openalex.org/W4221023883","https://openalex.org/W4245055557","https://openalex.org/W4245175601","https://openalex.org/W6959832502"],"related_works":["https://openalex.org/W315394019","https://openalex.org/W2923398117","https://openalex.org/W4309585848","https://openalex.org/W2044042590","https://openalex.org/W3188694227","https://openalex.org/W4285592362","https://openalex.org/W3207924899","https://openalex.org/W2995790763","https://openalex.org/W2334182717","https://openalex.org/W3118394670"],"abstract_inverted_index":{"This":[0],"paper":[1],"investigates":[2],"the":[3,10,15,19,36,55,68,75,79,102,137],"mood":[4,65,94,108],"changes":[5,66,109],"of":[6,14,22,39,78,105],"youth":[7],"groups":[8],"during":[9,54,67,136],"social":[11,56,124],"closure":[12,57,129],"control":[13,58],"COVID-19":[16,69,112],"pan-demic":[17],"and":[18,46,93,116,130],"primary":[20],"causes":[21],"those":[23],"changes,":[24],"taking":[25],"Chinese":[26],"online":[27],"video":[28,81],"platforms":[29],"as":[30,128],"an":[31],"example.":[32],"We":[33],"also":[34],"compare":[35],"main":[37],"concerns":[38],"various":[40],"periods":[41],"to":[42,142],"provide":[43],"feasible":[44],"references":[45],"suggestions":[47],"on":[48,74],"psychological":[49],"interventions":[50],"for":[51],"young":[52,106,146],"people":[53],"period.":[59],"In":[60],"this":[61],"study,":[62],"we":[63,100,121],"identified":[64],"pandemic":[70],"with":[71,132],"31,213":[72],"comments":[73],"news":[76],"videos":[77],"Bilibili":[80],"platform":[82],"through":[83],"four":[84],"stages:":[85],"data":[86,88],"collection,":[87],"processing,":[89],"LDA":[90],"topic":[91],"modeling,":[92],"identification.":[95],"Through":[96],"a":[97,119],"comparative":[98],"analysis,":[99],"investigated":[101],"topical":[103],"features":[104],"people's":[107],"in":[110,145],"three":[111],"periods:":[113],"pre-,":[114],"mid-,":[115],"late-epidemic.":[117],"As":[118],"result,":[120],"found":[122],"that":[123],"isolation":[125],"measures":[126],"such":[127],"homeschooling":[131],"long-term":[133],"Internet":[134],"use":[135],"epidemic":[138],"were":[139],"more":[140],"likely":[141],"cause":[143],"depression":[144],"people.":[147]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}