{"id":"https://openalex.org/W7154698436","doi":"https://doi.org/10.48550/arxiv.2604.14221","title":"Fun-TSG: A Function-Driven Multivariate Time Series Generator with Variable-Level Anomaly Labeling","display_name":"Fun-TSG: A Function-Driven Multivariate Time Series Generator with Variable-Level Anomaly Labeling","publication_year":2026,"publication_date":"2026-04-14","ids":{"openalex":"https://openalex.org/W7154698436","doi":"https://doi.org/10.48550/arxiv.2604.14221"},"language":"en","primary_location":{"id":"pmh:oai:HAL:hal-05590549v1","is_oa":false,"landing_page_url":"https://hal.science/hal-05590549","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2026","raw_type":"info:eu-repo/semantics/preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2604.14221","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027478943","display_name":"Pierre Lotte","orcid":null},"institutions":[{"id":"https://openalex.org/I4210119061","display_name":"Institut de Recherche en Informatique de Toulouse","ror":"https://ror.org/01rx4qw44","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I205747304","https://openalex.org/I4210119061","https://openalex.org/I4210152422","https://openalex.org/I4405258862","https://openalex.org/I4405259414"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Lotte, Pierre","raw_affiliation_strings":["EPE UT, IRIT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"EPE UT, IRIT","institution_ids":["https://openalex.org/I4210119061"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062690195","display_name":"Andr\u00e9 P\u00e9ninou","orcid":"https://orcid.org/0000-0001-6387-0079"},"institutions":[{"id":"https://openalex.org/I4210119061","display_name":"Institut de Recherche en Informatique de Toulouse","ror":"https://ror.org/01rx4qw44","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I205747304","https://openalex.org/I4210119061","https://openalex.org/I4210152422","https://openalex.org/I4405258862","https://openalex.org/I4405259414"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"P\u00e9ninou, Andr\u00e9","raw_affiliation_strings":["UT2J, IRIT-SIG, IRIT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"UT2J, IRIT-SIG, IRIT","institution_ids":["https://openalex.org/I4210119061"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036483175","display_name":"Olivier Teste","orcid":"https://orcid.org/0000-0003-0338-9886"},"institutions":[{"id":"https://openalex.org/I134560555","display_name":"Universit\u00e9 Toulouse III - Paul Sabatier","ror":"https://ror.org/02v6kpv12","country_code":"FR","type":"education","lineage":["https://openalex.org/I134560555"]},{"id":"https://openalex.org/I3131550300","display_name":"Universit\u00e9 Toulouse-I-Capitole","ror":"https://ror.org/0443n9e75","country_code":"FR","type":"education","lineage":["https://openalex.org/I3131550300"]},{"id":"https://openalex.org/I4210119061","display_name":"Institut de Recherche en Informatique de Toulouse","ror":"https://ror.org/01rx4qw44","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I205747304","https://openalex.org/I4210119061","https://openalex.org/I4210152422","https://openalex.org/I4405258862","https://openalex.org/I4405259414"]},{"id":"https://openalex.org/I4210152422","display_name":"Universit\u00e9 Toulouse - Jean Jaur\u00e8s","ror":"https://ror.org/04ezk3x31","country_code":"FR","type":"education","lineage":["https://openalex.org/I4210152422"]},{"id":"https://openalex.org/I4210160189","display_name":"Institut Polytechnique de Bordeaux","ror":"https://ror.org/054qv7y42","country_code":"FR","type":"education","lineage":["https://openalex.org/I4210160189"]},{"id":"https://openalex.org/I4405263209","display_name":"Communaut\u00e9 d'universit\u00e9s et \u00e9tablissements de Toulouse","ror":"https://ror.org/03xabhe73","country_code":"FR","type":"education","lineage":["https://openalex.org/I4405263209"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Teste, Olivier","raw_affiliation_strings":["IRIT-SIG, IRIT, UT2J, Comue de Toulouse"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IRIT-SIG, IRIT, UT2J, Comue de Toulouse","institution_ids":["https://openalex.org/I134560555","https://openalex.org/I3131550300","https://openalex.org/I4210119061","https://openalex.org/I4210152422","https://openalex.org/I4210160189","https://openalex.org/I4405263209"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"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":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9710000157356262,"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"}},"topics":[{"id":"https://openalex.org/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9710000157356262,"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/T12205","display_name":"Time Series Analysis and Forecasting","score":0.016499999910593033,"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/T12127","display_name":"Software System Performance and Reliability","score":0.0015999999595806003,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/anomaly-detection","display_name":"Anomaly detection","score":0.8302000164985657},{"id":"https://openalex.org/keywords/dependency","display_name":"Dependency (UML)","score":0.6718000173568726},{"id":"https://openalex.org/keywords/anomaly","display_name":"Anomaly (physics)","score":0.6098999977111816},{"id":"https://openalex.org/keywords/time-series","display_name":"Time series","score":0.5547999739646912},{"id":"https://openalex.org/keywords/generator","display_name":"Generator (circuit theory)","score":0.5453000068664551},{"id":"https://openalex.org/keywords/series","display_name":"Series (stratigraphy)","score":0.5274999737739563},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.5194000005722046},{"id":"https://openalex.org/keywords/benchmarking","display_name":"Benchmarking","score":0.4374000132083893}],"concepts":[{"id":"https://openalex.org/C739882","wikidata":"https://www.wikidata.org/wiki/Q3560506","display_name":"Anomaly detection","level":2,"score":0.8302000164985657},{"id":"https://openalex.org/C19768560","wikidata":"https://www.wikidata.org/wiki/Q320727","display_name":"Dependency (UML)","level":2,"score":0.6718000173568726},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6614000201225281},{"id":"https://openalex.org/C12997251","wikidata":"https://www.wikidata.org/wiki/Q567560","display_name":"Anomaly (physics)","level":2,"score":0.6098999977111816},{"id":"https://openalex.org/C151406439","wikidata":"https://www.wikidata.org/wiki/Q186588","display_name":"Time series","level":2,"score":0.5547999739646912},{"id":"https://openalex.org/C2780992000","wikidata":"https://www.wikidata.org/wiki/Q17016113","display_name":"Generator (circuit theory)","level":3,"score":0.5453000068664551},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.5274999737739563},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.5194000005722046},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.5012000203132629},{"id":"https://openalex.org/C86251818","wikidata":"https://www.wikidata.org/wiki/Q816754","display_name":"Benchmarking","level":2,"score":0.4374000132083893},{"id":"https://openalex.org/C113954288","wikidata":"https://www.wikidata.org/wiki/Q186885","display_name":"Timestamp","level":2,"score":0.4300999939441681},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3747999966144562},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.374099999666214},{"id":"https://openalex.org/C161584116","wikidata":"https://www.wikidata.org/wiki/Q1952580","display_name":"Multivariate statistics","level":2,"score":0.37380000948905945},{"id":"https://openalex.org/C2780233690","wikidata":"https://www.wikidata.org/wiki/Q535347","display_name":"Transparency (behavior)","level":2,"score":0.3346000015735626},{"id":"https://openalex.org/C39890363","wikidata":"https://www.wikidata.org/wiki/Q36108","display_name":"Generative grammar","level":2,"score":0.3068999946117401},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.2840999960899353},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.2768999934196472},{"id":"https://openalex.org/C171268870","wikidata":"https://www.wikidata.org/wiki/Q1486676","display_name":"GRASP","level":2,"score":0.27149999141693115},{"id":"https://openalex.org/C159877910","wikidata":"https://www.wikidata.org/wiki/Q2202883","display_name":"Autoregressive model","level":2,"score":0.2578999996185303},{"id":"https://openalex.org/C51167844","wikidata":"https://www.wikidata.org/wiki/Q4422623","display_name":"Latent variable","level":2,"score":0.2517000138759613}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:HAL:hal-05590549v1","is_oa":false,"landing_page_url":"https://hal.science/hal-05590549","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2026","raw_type":"info:eu-repo/semantics/preprint"},{"id":"doi:10.48550/arxiv.2604.14221","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2604.14221","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2604.14221","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2604.14221","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Reliable":[0],"evaluation":[1,82],"of":[2,19,55,83,140],"anomaly":[3,28,84,101,110,128,156],"detection":[4,56,85,157],"methods":[5],"in":[6],"multivariate":[7],"time":[8,75],"series":[9,76],"remains":[10],"an":[11],"open":[12],"challenge,":[13],"largely":[14],"due":[15],"to":[16,79,126],"the":[17,43,50,120,131,138],"limitations":[18],"existing":[20],"benchmark":[21],"datasets.":[22],"Current":[23],"resources":[24],"often":[25],"lack":[26],"fine-grained":[27,148],"annotations,":[29],"do":[30],"not":[31],"provide":[32],"explicit":[33],"intervariable":[34],"and":[35,38,52,62,100,103,109,133,143,154],"temporal":[36],"dependencies,":[37],"offer":[39],"little":[40],"insight":[41],"into":[42],"underlying":[44],"generative":[45],"mechanisms.":[46],"These":[47],"shortcomings":[48],"hinder":[49],"development":[51],"rigorous":[53],"comparison":[54],"models,":[57],"especially":[58],"those":[59],"targeting":[60],"interpretable":[61],"variable-specific":[63],"outputs.":[64],"To":[65],"address":[66],"this":[67],"gap,":[68],"we":[69],"introduce":[70],"Fun-TSG,":[71],"a":[72],"fully":[73,91],"customizable":[74],"generator":[77],"designed":[78],"support":[80],"high-quality":[81],"systems.":[86],"Our":[87],"tool":[88],"enables":[89],"both":[90,113,152],"automated":[92],"generation,":[93],"based":[94],"on":[95],"randomly":[96],"sampled":[97],"dependency":[98],"structures":[99],"types,":[102],"manual":[104],"generation":[105,122],"through":[106],"user-defined":[107],"equations":[108],"configurations.":[111],"In":[112],"cases,":[114],"it":[115],"provides":[116],"full":[117],"transparency":[118],"over":[119],"data":[121],"process,":[123],"including":[124],"access":[125],"ground-truth":[127],"labels":[129],"at":[130],"variable":[132],"timestamp":[134],"levels.":[135],"Fun-TSG":[136],"supports":[137],"creation":[139],"diverse,":[141],"interpretable,":[142],"reproducible":[144],"benchmarking":[145],"scenarios,":[146],"enabling":[147],"performance":[149],"analysis":[150],"for":[151],"classical":[153],"modern":[155],"models.":[158]},"counts_by_year":[],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2026-04-18T00:00:00"}