{"id":"https://openalex.org/W4366504038","doi":"https://doi.org/10.1109/tkde.2023.3268994","title":"Minimum Recall-Based Loss Function for Imbalanced Time Series Classification","display_name":"Minimum Recall-Based Loss Function for Imbalanced Time Series Classification","publication_year":2023,"publication_date":"2023-04-20","ids":{"openalex":"https://openalex.org/W4366504038","doi":"https://doi.org/10.1109/tkde.2023.3268994"},"language":"en","primary_location":{"id":"doi:10.1109/tkde.2023.3268994","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2023.3268994","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Knowledge and Data Engineering","raw_type":"journal-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/A5066520283","display_name":"Josu Ircio","orcid":"https://orcid.org/0000-0001-6509-7681"},"institutions":[{"id":"https://openalex.org/I4210121514","display_name":"GAIKER Technology Centre","ror":"https://ror.org/02pwsw017","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210121514"]},{"id":"https://openalex.org/I4210140267","display_name":"Ikerlan","ror":"https://ror.org/03hp1m080","country_code":"ES","type":"company","lineage":["https://openalex.org/I4210140267"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Josu Ircio","raw_affiliation_strings":["Ikerlan Technology Research Centre, Basque Research and Technology Alliance (BRTA), Arrasate-Mondragón, Spain"],"affiliations":[{"raw_affiliation_string":"Ikerlan Technology Research Centre, Basque Research and Technology Alliance (BRTA), Arrasate-Mondragón, Spain","institution_ids":["https://openalex.org/I4210121514","https://openalex.org/I4210140267"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052782814","display_name":"Aizea Lojo","orcid":"https://orcid.org/0000-0002-7167-4403"},"institutions":[{"id":"https://openalex.org/I4210121514","display_name":"GAIKER Technology Centre","ror":"https://ror.org/02pwsw017","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210121514"]},{"id":"https://openalex.org/I4210140267","display_name":"Ikerlan","ror":"https://ror.org/03hp1m080","country_code":"ES","type":"company","lineage":["https://openalex.org/I4210140267"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Aizea Lojo","raw_affiliation_strings":["Ikerlan Technology Research Centre, Basque Research and Technology Alliance (BRTA), Arrasate-Mondragón, Spain"],"affiliations":[{"raw_affiliation_string":"Ikerlan Technology Research Centre, Basque Research and Technology Alliance (BRTA), Arrasate-Mondragón, Spain","institution_ids":["https://openalex.org/I4210121514","https://openalex.org/I4210140267"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021006746","display_name":"Usue Mori","orcid":"https://orcid.org/0000-0002-2057-1770"},"institutions":[{"id":"https://openalex.org/I169108374","display_name":"University of the Basque Country","ror":"https://ror.org/000xsnr85","country_code":"ES","type":"education","lineage":["https://openalex.org/I169108374"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Usue Mori","raw_affiliation_strings":["Department of Computer-Science and Artificial Intelligence, Intelligent Systems Group, University of the Basque Country UPV/EHU, San Sebastian, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Computer-Science and Artificial Intelligence, Intelligent Systems Group, University of the Basque Country UPV/EHU, San Sebastian, Spain","institution_ids":["https://openalex.org/I169108374"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010195449","display_name":"Simon Malinowski","orcid":"https://orcid.org/0000-0002-9663-562X"},"institutions":[{"id":"https://openalex.org/I2802519937","display_name":"Institut de Recherche en Informatique et Syst\u00e8mes Al\u00e9atoires","ror":"https://ror.org/00myn0z94","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I205703379","https://openalex.org/I2802204017","https://openalex.org/I2802519937","https://openalex.org/I28221208","https://openalex.org/I4210127572","https://openalex.org/I4210159245","https://openalex.org/I56067802"]},{"id":"https://openalex.org/I56067802","display_name":"Universit\u00e9 de Rennes","ror":"https://ror.org/015m7wh34","country_code":"FR","type":"education","lineage":["https://openalex.org/I56067802"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Simon Malinowski","raw_affiliation_strings":["IRISA UMR 6074, Univ Rennes, Rennes, France"],"affiliations":[{"raw_affiliation_string":"IRISA UMR 6074, Univ Rennes, Rennes, France","institution_ids":["https://openalex.org/I2802519937","https://openalex.org/I56067802"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050500830","display_name":"Jos\u00e9 A. Lozano","orcid":"https://orcid.org/0000-0002-4683-8111"},"institutions":[{"id":"https://openalex.org/I169108374","display_name":"University of the Basque Country","ror":"https://ror.org/000xsnr85","country_code":"ES","type":"education","lineage":["https://openalex.org/I169108374"]},{"id":"https://openalex.org/I2802176441","display_name":"Basque Center for Applied Mathematics","ror":"https://ror.org/03b21sh32","country_code":"ES","type":"education","lineage":["https://openalex.org/I2802176441"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jose A. Lozano","raw_affiliation_strings":["Department of Computer-Science and Artificial Intelligence, Intelligent Systems Group, University of the Basque Country UPV/EHU, San Sebastian, Spain","Basque Center for Applied Mathematics (BCAM), Bilbao, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Computer-Science and Artificial Intelligence, Intelligent Systems Group, University of the Basque Country UPV/EHU, San Sebastian, Spain","institution_ids":["https://openalex.org/I169108374"]},{"raw_affiliation_string":"Basque Center for Applied Mathematics (BCAM), Bilbao, Spain","institution_ids":["https://openalex.org/I2802176441"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5066520283"],"corresponding_institution_ids":["https://openalex.org/I4210121514","https://openalex.org/I4210140267"],"apc_list":null,"apc_paid":null,"fwci":1.7829,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.85350279,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"35","issue":"10","first_page":"10024","last_page":"10034"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9991999864578247,"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":0.9991999864578247,"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":0.9990000128746033,"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/T11652","display_name":"Imbalanced Data Classification Techniques","score":0.9966999888420105,"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/recall","display_name":"Recall","score":0.7522081136703491},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.714176595211029},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6247014403343201},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.6013793349266052},{"id":"https://openalex.org/keywords/precision-and-recall","display_name":"Precision and recall","score":0.5821994543075562},{"id":"https://openalex.org/keywords/differentiable-function","display_name":"Differentiable function","score":0.5736175179481506},{"id":"https://openalex.org/keywords/series","display_name":"Series (stratigraphy)","score":0.5675630569458008},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.5661916136741638},{"id":"https://openalex.org/keywords/time-series","display_name":"Time series","score":0.45149561762809753},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.4398805797100067},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4218253195285797},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3208131790161133},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19841355085372925}],"concepts":[{"id":"https://openalex.org/C100660578","wikidata":"https://www.wikidata.org/wiki/Q18733","display_name":"Recall","level":2,"score":0.7522081136703491},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.714176595211029},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6247014403343201},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.6013793349266052},{"id":"https://openalex.org/C81669768","wikidata":"https://www.wikidata.org/wiki/Q2359161","display_name":"Precision and recall","level":2,"score":0.5821994543075562},{"id":"https://openalex.org/C202615002","wikidata":"https://www.wikidata.org/wiki/Q783507","display_name":"Differentiable function","level":2,"score":0.5736175179481506},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.5675630569458008},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.5661916136741638},{"id":"https://openalex.org/C151406439","wikidata":"https://www.wikidata.org/wiki/Q186588","display_name":"Time series","level":2,"score":0.45149561762809753},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.4398805797100067},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4218253195285797},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3208131790161133},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19841355085372925},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"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/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tkde.2023.3268994","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2023.3268994","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Knowledge and Data Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","score":0.4300000071525574,"id":"https://metadata.un.org/sdg/10"}],"awards":[{"id":"https://openalex.org/G4488079590","display_name":null,"funder_award_id":"BERC 2022-2025","funder_id":"https://openalex.org/F4320321705","funder_display_name":"Eusko Jaurlaritza"},{"id":"https://openalex.org/G5246401696","display_name":null,"funder_award_id":"IT1504-22","funder_id":"https://openalex.org/F4320321705","funder_display_name":"Eusko Jaurlaritza"}],"funders":[{"id":"https://openalex.org/F4320321705","display_name":"Eusko Jaurlaritza","ror":"https://ror.org/00pz2fp31"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W144673766","https://openalex.org/W1965985282","https://openalex.org/W1969776092","https://openalex.org/W2015681982","https://openalex.org/W2053141315","https://openalex.org/W2104933073","https://openalex.org/W2119191234","https://openalex.org/W2148143831","https://openalex.org/W2165466912","https://openalex.org/W2338318698","https://openalex.org/W2507965428","https://openalex.org/W2508881195","https://openalex.org/W2509298940","https://openalex.org/W2532073801","https://openalex.org/W2551393996","https://openalex.org/W2606101940","https://openalex.org/W2742813421","https://openalex.org/W2743579215","https://openalex.org/W2744511114","https://openalex.org/W2783323081","https://openalex.org/W2888059818","https://openalex.org/W2892035503","https://openalex.org/W2905296120","https://openalex.org/W2950533047","https://openalex.org/W2962829130","https://openalex.org/W2964839341","https://openalex.org/W2972810968","https://openalex.org/W2982438846","https://openalex.org/W2990346675","https://openalex.org/W2997604048","https://openalex.org/W3015997807","https://openalex.org/W3042181089","https://openalex.org/W3042807565","https://openalex.org/W3083891030","https://openalex.org/W3100193987","https://openalex.org/W3105875582","https://openalex.org/W3115455310","https://openalex.org/W3138006982","https://openalex.org/W3161775980","https://openalex.org/W4206669279","https://openalex.org/W4243367342","https://openalex.org/W6631190155","https://openalex.org/W6637358919","https://openalex.org/W6713164962","https://openalex.org/W6734312481","https://openalex.org/W6736534893","https://openalex.org/W6774779085"],"related_works":["https://openalex.org/W4285277090","https://openalex.org/W4327738859","https://openalex.org/W2348722996","https://openalex.org/W2334570605","https://openalex.org/W3181683615","https://openalex.org/W2358294942","https://openalex.org/W2622688551","https://openalex.org/W1550175370","https://openalex.org/W1990205660","https://openalex.org/W4367460280"],"abstract_inverted_index":{"This":[0],"paper":[1],"deals":[2],"with":[3],"imbalanced":[4,145],"time":[5,15,146],"series":[6,16,147],"classification":[7],"problems.":[8],"In":[9],"particular,":[10],"we":[11,31,117],"propose":[12],"to":[13,33,38,43,55,92],"learn":[14],"classifiers":[17,35,76,83],"that":[18,84,96,134],"maximize":[19,56],"the":[20,24,28,40,45,51,57,61,72,75,97,110,125,138,154],"minimum":[21,58,98,126],"recall":[22,59,99,127,151],"of":[23,50,60,74,112,124,140],"classes":[25,62],"rather":[26],"than":[27],"accuracy.":[29,163],"Consequently,":[30],"manage":[32],"obtain":[34],"which":[36],"tend":[37],"give":[39],"same":[41],"importance":[42],"all":[44],"classes.":[46],"Unfortunately,":[47],"for":[48,153],"most":[49],"traditional":[52],"classifiers,":[53],"learning":[54,115],"is":[63,100],"not":[64,101,108],"trivial":[65],"(if":[66],"possible),":[67],"since":[68],"it":[69,91],"can":[70],"distort":[71],"nature":[73],"themselves.":[77],"Neural":[78],"networks,":[79],"in":[80,144,162],"contrast,":[81],"are":[82],"explicitly":[85],"define":[86],"a":[87,102,159],"loss":[88,161],"function,":[89,104],"allowing":[90],"be":[93],"modified.":[94],"Given":[95],"differentiable":[103],"and":[105,119],"therefore":[106],"does":[107],"allow":[109],"use":[111],"common":[113],"gradient-based":[114],"methods,":[116],"apply":[118],"evaluate":[120],"several":[121],"smooth":[122],"approximations":[123],"function.":[128],"A":[129],"thorough":[130],"experimental":[131],"evaluation":[132],"shows":[133],"our":[135],"approach":[136],"improves":[137],"performance":[139],"state-of-the-art":[141],"methods":[142],"used":[143],"classification,":[148],"obtaining":[149],"higher":[150],"values":[152],"minority":[155],"classes,":[156],"incurring":[157],"only":[158],"slight":[160]},"counts_by_year":[{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":4}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}