{"id":"https://openalex.org/W3118434263","doi":"https://doi.org/10.1109/tsg.2021.3101831","title":"Data-Driven Copy-Paste Imputation for Energy Time Series","display_name":"Data-Driven Copy-Paste Imputation for Energy Time Series","publication_year":2021,"publication_date":"2021-08-02","ids":{"openalex":"https://openalex.org/W3118434263","doi":"https://doi.org/10.1109/tsg.2021.3101831","mag":"3118434263"},"language":"en","primary_location":{"id":"doi:10.1109/tsg.2021.3101831","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tsg.2021.3101831","pdf_url":"https://ieeexplore.ieee.org/ielx7/5165411/9582816/09504439.pdf","source":{"id":"https://openalex.org/S59604973","display_name":"IEEE Transactions on Smart Grid","issn_l":"1949-3053","issn":["1949-3053","1949-3061"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Smart Grid","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://ieeexplore.ieee.org/ielx7/5165411/9582816/09504439.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Moritz Weber","orcid":"https://orcid.org/0000-0002-7206-1879"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Moritz Weber","raw_affiliation_strings":["Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany"],"raw_orcid":"https://orcid.org/0000-0002-7206-1879","affiliations":[{"raw_affiliation_string":"Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Marian Turowski","orcid":"https://orcid.org/0000-0002-3776-2215"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Marian Turowski","raw_affiliation_strings":["Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany"],"raw_orcid":"https://orcid.org/0000-0002-3776-2215","affiliations":[{"raw_affiliation_string":"Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072839884","display_name":"H\u00fcseyin \u00c7akmak","orcid":"https://orcid.org/0000-0002-1463-7606"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Huseyin K. Cakmak","raw_affiliation_strings":["Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany"],"raw_orcid":"https://orcid.org/0000-0002-1463-7606","affiliations":[{"raw_affiliation_string":"Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Ralf Mikut","orcid":"https://orcid.org/0000-0001-9100-5496"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Ralf Mikut","raw_affiliation_strings":["Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany"],"raw_orcid":"https://orcid.org/0000-0001-9100-5496","affiliations":[{"raw_affiliation_string":"Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Uwe Kuhnapfel","orcid":"https://orcid.org/0000-0002-2218-3229"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Uwe Kuhnapfel","raw_affiliation_strings":["Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany"],"raw_orcid":"https://orcid.org/0000-0002-2218-3229","affiliations":[{"raw_affiliation_string":"Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"last","author":{"id":null,"display_name":"Veit Hagenmeyer","orcid":"https://orcid.org/0000-0002-3572-9083"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Veit Hagenmeyer","raw_affiliation_strings":["Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany"],"raw_orcid":"https://orcid.org/0000-0002-3572-9083","affiliations":[{"raw_affiliation_string":"Institute for Automation and Applied Informatics, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany","institution_ids":["https://openalex.org/I102335020"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I102335020"],"apc_list":null,"apc_paid":null,"fwci":2.262,"has_fulltext":true,"cited_by_count":36,"citation_normalized_percentile":{"value":0.88050184,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"12","issue":"6","first_page":"5409","last_page":"5419"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11052","display_name":"Energy Load and Power Forecasting","score":0.38359999656677246,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11052","display_name":"Energy Load and Power Forecasting","score":0.38359999656677246,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12205","display_name":"Time Series Analysis and Forecasting","score":0.19380000233650208,"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/T10603","display_name":"Smart Grid Energy Management","score":0.0714000016450882,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/imputation","display_name":"Imputation (statistics)","score":0.9085999727249146},{"id":"https://openalex.org/keywords/missing-data","display_name":"Missing data","score":0.7203999757766724},{"id":"https://openalex.org/keywords/smart-grid","display_name":"Smart grid","score":0.6349999904632568},{"id":"https://openalex.org/keywords/time-series","display_name":"Time series","score":0.5763999819755554},{"id":"https://openalex.org/keywords/series","display_name":"Series (stratigraphy)","score":0.5110999941825867},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.4381999969482422},{"id":"https://openalex.org/keywords/grid","display_name":"Grid","score":0.3774000108242035}],"concepts":[{"id":"https://openalex.org/C58041806","wikidata":"https://www.wikidata.org/wiki/Q1660484","display_name":"Imputation (statistics)","level":3,"score":0.9085999727249146},{"id":"https://openalex.org/C9357733","wikidata":"https://www.wikidata.org/wiki/Q6878417","display_name":"Missing data","level":2,"score":0.7203999757766724},{"id":"https://openalex.org/C10558101","wikidata":"https://www.wikidata.org/wiki/Q689855","display_name":"Smart grid","level":2,"score":0.6349999904632568},{"id":"https://openalex.org/C151406439","wikidata":"https://www.wikidata.org/wiki/Q186588","display_name":"Time series","level":2,"score":0.5763999819755554},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5759000182151794},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.5134000182151794},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.5110999941825867},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.4381999969482422},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4250999987125397},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.3774000108242035},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.36309999227523804},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.34850001335144043},{"id":"https://openalex.org/C73916439","wikidata":"https://www.wikidata.org/wiki/Q837718","display_name":"Energy storage","level":3,"score":0.3393999934196472},{"id":"https://openalex.org/C75553542","wikidata":"https://www.wikidata.org/wiki/Q178161","display_name":"A priori and a posteriori","level":2,"score":0.3305000066757202},{"id":"https://openalex.org/C67186912","wikidata":"https://www.wikidata.org/wiki/Q367664","display_name":"Data modeling","level":2,"score":0.30979999899864197},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.30379998683929443},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.26759999990463257},{"id":"https://openalex.org/C89227174","wikidata":"https://www.wikidata.org/wiki/Q2388981","display_name":"Electric power system","level":3,"score":0.2513999938964844}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tsg.2021.3101831","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tsg.2021.3101831","pdf_url":"https://ieeexplore.ieee.org/ielx7/5165411/9582816/09504439.pdf","source":{"id":"https://openalex.org/S59604973","display_name":"IEEE Transactions on Smart Grid","issn_l":"1949-3053","issn":["1949-3053","1949-3061"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Smart Grid","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2101.01423","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2101.01423","pdf_url":"https://arxiv.org/pdf/2101.01423","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"doi:10.1109/tsg.2021.3101831","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tsg.2021.3101831","pdf_url":"https://ieeexplore.ieee.org/ielx7/5165411/9582816/09504439.pdf","source":{"id":"https://openalex.org/S59604973","display_name":"IEEE Transactions on Smart Grid","issn_l":"1949-3053","issn":["1949-3053","1949-3061"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Smart Grid","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320325698","display_name":"Helmholtz Association","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3118434263.pdf","grobid_xml":"https://content.openalex.org/works/W3118434263.grobid-xml"},"referenced_works_count":23,"referenced_works":["https://openalex.org/W2000463465","https://openalex.org/W2018093091","https://openalex.org/W2028788479","https://openalex.org/W2066124313","https://openalex.org/W2294973828","https://openalex.org/W2552500151","https://openalex.org/W2565250314","https://openalex.org/W2581973374","https://openalex.org/W2747599906","https://openalex.org/W2769879186","https://openalex.org/W2775056555","https://openalex.org/W2786918196","https://openalex.org/W2892452712","https://openalex.org/W2912843585","https://openalex.org/W3006201149","https://openalex.org/W3035804363","https://openalex.org/W3036926095","https://openalex.org/W3092143050","https://openalex.org/W3100984971","https://openalex.org/W6632769590","https://openalex.org/W6746865542","https://openalex.org/W6752046673","https://openalex.org/W6997168464"],"related_works":[],"abstract_inverted_index":{"A":[0,59],"cornerstone":[1],"of":[2,92,145,154,170,207],"the":[3,54,89,113,117,146,151,181,194,204],"worldwide":[4],"transition":[5],"to":[6,62,109],"smart":[7,10],"grids":[8],"are":[9,22,43,75],"meters.":[11],"Smart":[12],"meters":[13],"typically":[14],"collect":[15],"and":[16,36,83,140,177,202],"provide":[17],"energy":[18,91,153,206],"time":[19,41,67,81,105,127,147],"series":[20,42,68,82,148],"that":[21,49,166,193],"vital":[23],"for":[24,77,123,187],"various":[25],"applications,":[26],"such":[27],"as":[28],"grid":[29],"simulations,":[30],"fault-detection,":[31],"load":[32,34,37],"forecasting,":[33],"analysis,":[35],"management.":[38],"Unfortunately,":[39],"these":[40,111],"often":[44],"characterized":[45],"by":[46],"missing":[47,64,173],"values":[48,65,174],"must":[50],"be":[51,57],"handled":[52],"before":[53],"data":[55,135],"can":[56],"used.":[58],"common":[60],"approach":[61],"handle":[63],"in":[66,95],"is":[69,160],"imputation.":[70],"However,":[71],"existing":[72],"imputation":[73,184],"methods":[74,185],"designed":[76],"<italic":[78,102,124,130,195],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[79,103,125,131,196],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">power</i>":[80],"do":[84],"not":[85],"take":[86],"into":[87,143],"account":[88],"total":[90,152,205],"gaps,":[93],"resulting":[94],"jumps":[96],"or":[97],"constant":[98],"shifts":[99],"when":[100],"imputing":[101],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">energy</i>":[104,126],"series.":[106,128],"In":[107],"order":[108],"overcome":[110],"issues,":[112],"present":[114],"paper":[115],"introduces":[116],"new":[118,158],"Copy-Paste":[119],"Imputation":[120],"(CPI)":[121],"method":[122,133,159,198],"The":[129,157,189],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">CPI</i>":[132,197],"copies":[134],"blocks":[136],"with":[137],"similar":[138],"characteristics":[139],"pastes":[141],"them":[142],"gaps":[144],"while":[149,210],"preserving":[150],"each":[155,208],"gap.":[156],"evaluated":[161],"on":[162],"a":[163,213],"real-world":[164],"dataset":[165],"contains":[167],"six":[168],"shares":[169],"artificially":[171],"inserted":[172],"between":[175],"1":[176],"30%.":[178],"It":[179],"outperforms":[180],"three":[182],"benchmark":[183],"selected":[186],"comparison.":[188],"comparison":[190],"furthermore":[191],"shows":[192],"uses":[199],"matching":[200],"patterns":[201],"preserves":[203],"gap":[209],"requiring":[211],"only":[212],"moderate":[214],"run-time.":[215]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":8}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2021-01-18T00:00:00"}
