{"id":"https://openalex.org/W4320024103","doi":"https://doi.org/10.1109/bigdata55660.2022.10021043","title":"COOP-DHGNN: a Framework for Joint Classification and Prediction of Brain Functional Connectivity Using Sparse Trajectory Dataset with Application to Early Dementia","display_name":"COOP-DHGNN: a Framework for Joint Classification and Prediction of Brain Functional Connectivity Using Sparse Trajectory Dataset with Application to Early Dementia","publication_year":2022,"publication_date":"2022-12-17","ids":{"openalex":"https://openalex.org/W4320024103","doi":"https://doi.org/10.1109/bigdata55660.2022.10021043"},"language":"en","primary_location":{"id":"doi:10.1109/bigdata55660.2022.10021043","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/bigdata55660.2022.10021043","pdf_url":null,"source":{"id":"https://openalex.org/S4363607709","display_name":"2022 IEEE International Conference on Big Data (Big Data)","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":"2022 IEEE International Conference on Big Data (Big Data)","raw_type":"proceedings-article"},"type":"article","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/A5101795512","display_name":"Zijian Dong","orcid":"https://orcid.org/0009-0008-4690-137X"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Zijian Dong","raw_affiliation_strings":["National Univerisity of Singapore,Singapore,Singapore","National Univerisity of Singapore, Singapore, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Univerisity of Singapore,Singapore,Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"National Univerisity of Singapore, Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028773640","display_name":"Joanna Su Xian Chong","orcid":"https://orcid.org/0009-0008-5077-5206"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Joanna Su Xian Chong","raw_affiliation_strings":["National Univerisity of Singapore,Singapore,Singapore","National Univerisity of Singapore, Singapore, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Univerisity of Singapore,Singapore,Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"National Univerisity of Singapore, Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040298301","display_name":"Bing Cai Kok","orcid":null},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Bing Cai Kok","raw_affiliation_strings":["National Univerisity of Singapore,Singapore,Singapore","National Univerisity of Singapore, Singapore, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Univerisity of Singapore,Singapore,Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"National Univerisity of Singapore, Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032992099","display_name":"Juan Zhou","orcid":"https://orcid.org/0000-0002-0180-8648"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Juan Helen Zhou","raw_affiliation_strings":["National Univerisity of Singapore,Singapore,Singapore","National Univerisity of Singapore, Singapore, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Univerisity of Singapore,Singapore,Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"National Univerisity of Singapore, Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I165932596"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.22338569,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"34","issue":null,"first_page":"4972","last_page":"4978"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10241","display_name":"Functional Brain Connectivity Studies","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10241","display_name":"Functional Brain Connectivity Studies","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10009","display_name":"Dementia and Cognitive Impairment Research","score":0.9947999715805054,"subfield":{"id":"https://openalex.org/subfields/2738","display_name":"Psychiatry and Mental 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":0.881088376045227},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6812599897384644},{"id":"https://openalex.org/keywords/hypergraph","display_name":"Hypergraph","score":0.6790223717689514},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.6210750937461853},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5561818480491638},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.46848785877227783},{"id":"https://openalex.org/keywords/dementia","display_name":"Dementia","score":0.45909175276756287},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4426743984222412},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.4416694939136505},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.33595675230026245},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.19279584288597107},{"id":"https://openalex.org/keywords/disease","display_name":"Disease","score":0.14985111355781555},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11981579661369324}],"concepts":[{"id":"https://openalex.org/C2781067378","wikidata":"https://www.wikidata.org/wiki/Q17027399","display_name":"Interpretability","level":2,"score":0.881088376045227},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6812599897384644},{"id":"https://openalex.org/C2781221856","wikidata":"https://www.wikidata.org/wiki/Q840247","display_name":"Hypergraph","level":2,"score":0.6790223717689514},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.6210750937461853},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5561818480491638},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.46848785877227783},{"id":"https://openalex.org/C2779483572","wikidata":"https://www.wikidata.org/wiki/Q83030","display_name":"Dementia","level":3,"score":0.45909175276756287},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4426743984222412},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.4416694939136505},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.33595675230026245},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.19279584288597107},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.14985111355781555},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11981579661369324},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","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},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/bigdata55660.2022.10021043","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/bigdata55660.2022.10021043","pdf_url":null,"source":{"id":"https://openalex.org/S4363607709","display_name":"2022 IEEE International Conference on Big Data (Big Data)","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":"2022 IEEE International Conference on Big Data (Big Data)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320307115","display_name":"Bristol-Myers Squibb","ror":"https://ror.org/00gtmwv55"},{"id":"https://openalex.org/F4320307758","display_name":"Eli Lilly and Company","ror":"https://ror.org/01qat3289"},{"id":"https://openalex.org/F4320308604","display_name":"Biogen","ror":"https://ror.org/02jqkb192"},{"id":"https://openalex.org/F4320310045","display_name":"BioClinica","ror":"https://ror.org/03t95yr58"},{"id":"https://openalex.org/F4320321667","display_name":"Elan","ror":"https://ror.org/03qt57y19"},{"id":"https://openalex.org/F4320322148","display_name":"Eisai","ror":"https://ror.org/04vvh7p27"},{"id":"https://openalex.org/F4320332161","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88"},{"id":"https://openalex.org/F4320337363","display_name":"National Institute of Biomedical Imaging and Bioengineering","ror":"https://ror.org/00372qc85"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":50,"referenced_works":["https://openalex.org/W1971744915","https://openalex.org/W1993023011","https://openalex.org/W2042865986","https://openalex.org/W2052742260","https://openalex.org/W2080816290","https://openalex.org/W2255685744","https://openalex.org/W2463258150","https://openalex.org/W2519887557","https://openalex.org/W2760946050","https://openalex.org/W2802202883","https://openalex.org/W2919457122","https://openalex.org/W2945602395","https://openalex.org/W2963073614","https://openalex.org/W2963567641","https://openalex.org/W2964051675","https://openalex.org/W2979558940","https://openalex.org/W2979650674","https://openalex.org/W3005600289","https://openalex.org/W3085990079","https://openalex.org/W3089794503","https://openalex.org/W3095328230","https://openalex.org/W3095656329","https://openalex.org/W3096831136","https://openalex.org/W3097781544","https://openalex.org/W3099235881","https://openalex.org/W3099526918","https://openalex.org/W3155887477","https://openalex.org/W3157129463","https://openalex.org/W3164032838","https://openalex.org/W3173804797","https://openalex.org/W3199008037","https://openalex.org/W3206202156","https://openalex.org/W3207145655","https://openalex.org/W3209047863","https://openalex.org/W4206714166","https://openalex.org/W4211238543","https://openalex.org/W4224212374","https://openalex.org/W4231449374","https://openalex.org/W4281749642","https://openalex.org/W4288419263","https://openalex.org/W4295312788","https://openalex.org/W4296217498","https://openalex.org/W4296425591","https://openalex.org/W6729482032","https://openalex.org/W6757817989","https://openalex.org/W6760045743","https://openalex.org/W6766978945","https://openalex.org/W6795171876","https://openalex.org/W6797907005","https://openalex.org/W6838252289"],"related_works":["https://openalex.org/W2905433371","https://openalex.org/W2888392564","https://openalex.org/W4310278675","https://openalex.org/W4388422664","https://openalex.org/W4390569940","https://openalex.org/W4361193272","https://openalex.org/W2963326959","https://openalex.org/W4388685194","https://openalex.org/W4312407344","https://openalex.org/W2894289927"],"abstract_inverted_index":{"Graph":[0,68],"neural":[1,33,111],"networks":[2],"for":[3,16,77],"the":[4,17,72,106],"classification":[5,79,141],"and":[6,20,53,89,123,142],"prediction":[7,90,143],"of":[8,13,22,56,91,108],"brain":[9,92],"functional":[10,93],"connectivity,":[11],"are":[12,36],"great":[14],"value":[15],"early":[18],"diagnosis":[19],"prognosis":[21],"progressive":[23],"neurodegenerative":[24],"diseases":[25],"such":[26],"as":[27],"Alzheimer\u2019s":[28],"Disease.":[29],"However,":[30],"current":[31],"graph":[32,110],"network-based":[34],"models":[35],"suboptimal":[37],"in":[38],"three":[39],"aspects:":[40],"1)":[41],"limited":[42],"to":[43,120,137],"a":[44,49,100],"single":[45],"task,":[46],"2)":[47],"require":[48],"complete":[50],"longitudinal":[51],"dataset":[52],"3)":[54],"neglect":[55],"edge":[57,124],"representation":[58],"learning.":[59],"To":[60,104],"bridge":[61],"these":[62],"gaps,":[63],"we":[64,113],"proposed":[65,115],"Co-opetition":[66],"Hypergraph":[67,117],"Neural":[69],"Network":[70],"(COOPDHGNN),":[71],"first":[73],"general":[74],"interpretable":[75],"framework":[76],"joint":[78],"(patients":[80],"with":[81,99,144],"mild":[82],"cognitive":[83],"impairment":[84],"versus":[85],"cognitively":[86],"normal":[87],"individuals)":[88],"connectivity":[94],"trajectory,":[95],"which":[96],"is":[97],"compatible":[98],"sparse":[101],"trajectory":[102],"dataset.":[103],"boost":[105],"performance":[107,135],"our":[109,131],"networks,":[112],"further":[114],"Dual":[116],"Module":[118],"(DHM)":[119],"combine":[121],"node":[122],"feature":[125],"embeddings.":[126],"Experimental":[127],"results":[128],"showed":[129],"that":[130],"model":[132],"achieved":[133],"outstanding":[134],"compared":[136],"baselines":[138],"on":[139],"both":[140],"built-in":[145],"interpretability.":[146],"Category:":[147],"Novel":[148],"research":[149],"paper.":[150]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2025-12-24T23:09:58.560324","created_date":"2025-10-10T00:00:00"}