{"id":"https://openalex.org/W4392903116","doi":"https://doi.org/10.1109/icassp48485.2024.10446381","title":"DCS: Debiased Contrastive Learning with Weak Supervision for Time Series Classification","display_name":"DCS: Debiased Contrastive Learning with Weak Supervision for Time Series Classification","publication_year":2024,"publication_date":"2024-03-18","ids":{"openalex":"https://openalex.org/W4392903116","doi":"https://doi.org/10.1109/icassp48485.2024.10446381"},"language":"en","primary_location":{"id":"doi:10.1109/icassp48485.2024.10446381","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp48485.2024.10446381","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","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/A5018744346","display_name":"Rongyao Cai","orcid":"https://orcid.org/0009-0006-3424-6967"},"institutions":[{"id":"https://openalex.org/I3018263800","display_name":"Huzhou University","ror":"https://ror.org/04mvpxy20","country_code":"CN","type":"education","lineage":["https://openalex.org/I3018263800"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rongyao Cai","raw_affiliation_strings":["Zhejiang University,Institute of Cyber-Systems and Control,Hangzhou,China","Huzhou Institute of Zhejiang University, Huzhou, China","Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang University,Institute of Cyber-Systems and Control,Hangzhou,China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Huzhou Institute of Zhejiang University, Huzhou, China","institution_ids":["https://openalex.org/I3018263800","https://openalex.org/I76130692"]},{"raw_affiliation_string":"Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045025233","display_name":"Linpeng Peng","orcid":null},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Linpeng Peng","raw_affiliation_strings":["Zhejiang University,Institute of Cyber-Systems and Control,Hangzhou,China","Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang University,Institute of Cyber-Systems and Control,Hangzhou,China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101378199","display_name":"Zhengming Lu","orcid":null},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhengming Lu","raw_affiliation_strings":["Zhejiang University,Institute of Cyber-Systems and Control,Hangzhou,China","Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang University,Institute of Cyber-Systems and Control,Hangzhou,China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100459344","display_name":"Kexin Zhang","orcid":"https://orcid.org/0000-0003-1968-8004"},"institutions":[{"id":"https://openalex.org/I3018263800","display_name":"Huzhou University","ror":"https://ror.org/04mvpxy20","country_code":"CN","type":"education","lineage":["https://openalex.org/I3018263800"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kexin Zhang","raw_affiliation_strings":["Zhejiang University,Institute of Cyber-Systems and Control,Hangzhou,China","Huzhou Institute of Zhejiang University, Huzhou, China","Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang University,Institute of Cyber-Systems and Control,Hangzhou,China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Huzhou Institute of Zhejiang University, Huzhou, China","institution_ids":["https://openalex.org/I3018263800","https://openalex.org/I76130692"]},{"raw_affiliation_string":"Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100724297","display_name":"Yong Liu","orcid":"https://orcid.org/0000-0003-4822-8939"},"institutions":[{"id":"https://openalex.org/I3018263800","display_name":"Huzhou University","ror":"https://ror.org/04mvpxy20","country_code":"CN","type":"education","lineage":["https://openalex.org/I3018263800"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yong Liu","raw_affiliation_strings":["Zhejiang University,Institute of Cyber-Systems and Control,Hangzhou,China","Huzhou Institute of Zhejiang University, Huzhou, China","Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang University,Institute of Cyber-Systems and Control,Hangzhou,China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Huzhou Institute of Zhejiang University, Huzhou, China","institution_ids":["https://openalex.org/I3018263800","https://openalex.org/I76130692"]},{"raw_affiliation_string":"Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.0857,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.87252096,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"5625","last_page":"5629"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9926999807357788,"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/T12761","display_name":"Data Stream Mining Techniques","score":0.9271000027656555,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6694555878639221},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.6661630272865295},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.6155593991279602},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.6059345006942749},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5886552333831787},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5878268480300903},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.5699059367179871},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5598003268241882},{"id":"https://openalex.org/keywords/feature-learning","display_name":"Feature learning","score":0.5223765969276428},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.5061039328575134},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.47425830364227295},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4658791422843933},{"id":"https://openalex.org/keywords/feature-selection","display_name":"Feature selection","score":0.43189936876296997},{"id":"https://openalex.org/keywords/series","display_name":"Series (stratigraphy)","score":0.4193000793457031},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.3319372534751892},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09322085976600647},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.0856567919254303}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6694555878639221},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.6661630272865295},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.6155593991279602},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.6059345006942749},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5886552333831787},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5878268480300903},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5699059367179871},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5598003268241882},{"id":"https://openalex.org/C59404180","wikidata":"https://www.wikidata.org/wiki/Q17013334","display_name":"Feature learning","level":2,"score":0.5223765969276428},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.5061039328575134},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.47425830364227295},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4658791422843933},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.43189936876296997},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.4193000793457031},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.3319372534751892},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09322085976600647},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0856567919254303},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp48485.2024.10446381","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp48485.2024.10446381","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","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":24,"referenced_works":["https://openalex.org/W1977882209","https://openalex.org/W1979255715","https://openalex.org/W2788134583","https://openalex.org/W2792764867","https://openalex.org/W2948012107","https://openalex.org/W2964404039","https://openalex.org/W2971121529","https://openalex.org/W2988244882","https://openalex.org/W3102363610","https://openalex.org/W3169661950","https://openalex.org/W3177494603","https://openalex.org/W3188872815","https://openalex.org/W3190152617","https://openalex.org/W3199148273","https://openalex.org/W4200301490","https://openalex.org/W4283207721","https://openalex.org/W4289360400","https://openalex.org/W4312421335","https://openalex.org/W6755529311","https://openalex.org/W6759891849","https://openalex.org/W6763416564","https://openalex.org/W6778102432","https://openalex.org/W6780191644","https://openalex.org/W6838895826"],"related_works":["https://openalex.org/W2378211422","https://openalex.org/W4321353415","https://openalex.org/W2745001401","https://openalex.org/W2130974462","https://openalex.org/W2028665553","https://openalex.org/W2086519370","https://openalex.org/W4246352526","https://openalex.org/W2121910908","https://openalex.org/W915438175","https://openalex.org/W4309346246"],"abstract_inverted_index":{"Self-supervised":[0],"contrastive":[1],"learning":[2,86],"(SSCL)":[3],"has":[4],"performed":[5],"excellently":[6],"on":[7,29,140,154],"time":[8,24],"series":[9],"classification":[10,15],"tasks.":[11,77],"Most":[12],"SSCL-":[13],"based":[14],"algorithms":[16],"generate":[17],"positive":[18],"and":[19,48,62,75,104,133],"negative":[20,57,102],"samples":[21,103],"in":[22,41,60,67],"the":[23,42,45,49,68,72,80,96,110,126,141,155],"or":[25],"frequency":[26],"domains,":[27],"focusing":[28],"mining":[30],"similarities":[31],"between":[32,71],"them.":[33],"However,":[34],"two":[35],"issues":[36],"are":[37],"not":[38],"well":[39],"addressed":[40],"SSCL":[43,111],"framework:":[44],"sampling":[46],"bias":[47,54],"task-agnostic":[50],"representation":[51,65],"problems.":[52],"Sampling":[53],"indicates":[55],"fake":[56,101],"sample":[58],"selection":[59],"SSCL,":[61],"task-":[63],"agnostic":[64],"results":[66],"unknown":[69],"correlation":[70],"extracted":[73],"feature":[74,115],"downstream":[76],"To":[78],"address":[79],"issues,":[81],"we":[82,118],"propose":[83,119],"Debiased":[84],"Contrastive":[85],"with":[87],"weak":[88,106],"Supervision":[89],"framework,":[90],"abbreviated":[91],"as":[92],"DCS.":[93],"It":[94],"employs":[95],"clustering":[97],"operation":[98],"to":[99,113,128,151],"remove":[100],"introduces":[105],"supervisory":[107],"signals":[108],"into":[109],"framework":[112],"guide":[114],"extraction.":[116],"Additionally,":[117],"a":[120],"channel":[121],"augmentation":[122],"method":[123],"that":[124,146],"allows":[125],"DCS":[127,147],"extract":[129],"features":[130],"from":[131],"local":[132],"global":[134],"perspectives":[135],"simultaneously.":[136],"The":[137],"comprehensive":[138],"experiments":[139],"widely":[142,156],"used":[143,157],"datasets":[144],"show":[145],"achieves":[148],"performance":[149],"superior":[150],"state-of-the-art":[152],"methods":[153],"popular":[158],"benchmark":[159],"datasets.":[160]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}