{"id":"https://openalex.org/W2810038309","doi":"https://doi.org/10.1109/access.2018.2851018","title":"A Load Identification Algorithm of Frequency Domain Filtering Under Current Underdetermined Separation","display_name":"A Load Identification Algorithm of Frequency Domain Filtering Under Current Underdetermined Separation","publication_year":2018,"publication_date":"2018-01-01","ids":{"openalex":"https://openalex.org/W2810038309","doi":"https://doi.org/10.1109/access.2018.2851018","mag":"2810038309"},"language":"en","primary_location":{"id":"doi:10.1109/access.2018.2851018","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2851018","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2018.2851018","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102978712","display_name":"Xin Wu","orcid":"https://orcid.org/0000-0003-0881-3471"},"institutions":[{"id":"https://openalex.org/I153473198","display_name":"North China Electric Power University","ror":"https://ror.org/04qr5t414","country_code":"CN","type":"education","lineage":["https://openalex.org/I153473198"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Wu","raw_affiliation_strings":["School of Electrical and Electronic Engineering, North China Electric Power University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-0881-3471","affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, North China Electric Power University, Beijing, China","institution_ids":["https://openalex.org/I153473198"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066622624","display_name":"Xiao Han","orcid":"https://orcid.org/0000-0003-4311-2953"},"institutions":[{"id":"https://openalex.org/I153473198","display_name":"North China Electric Power University","ror":"https://ror.org/04qr5t414","country_code":"CN","type":"education","lineage":["https://openalex.org/I153473198"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiao Han","raw_affiliation_strings":["School of Electrical and Electronic Engineering, North China Electric Power University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, North China Electric Power University, Beijing, China","institution_ids":["https://openalex.org/I153473198"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100697075","display_name":"Liya Liu","orcid":"https://orcid.org/0000-0003-0405-6637"},"institutions":[{"id":"https://openalex.org/I153473198","display_name":"North China Electric Power University","ror":"https://ror.org/04qr5t414","country_code":"CN","type":"education","lineage":["https://openalex.org/I153473198"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liya Liu","raw_affiliation_strings":["School of Electrical and Electronic Engineering, North China Electric Power University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-0405-6637","affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, North China Electric Power University, Beijing, China","institution_ids":["https://openalex.org/I153473198"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030128184","display_name":"Bing Qi","orcid":"https://orcid.org/0000-0001-7723-8998"},"institutions":[{"id":"https://openalex.org/I153473198","display_name":"North China Electric Power University","ror":"https://ror.org/04qr5t414","country_code":"CN","type":"education","lineage":["https://openalex.org/I153473198"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bing Qi","raw_affiliation_strings":["School of Electrical and Electronic Engineering, North China Electric Power University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, North China Electric Power University, Beijing, China","institution_ids":["https://openalex.org/I153473198"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I153473198"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":2.7776,"has_fulltext":false,"cited_by_count":31,"citation_normalized_percentile":{"value":0.91087579,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"6","issue":null,"first_page":"37094","last_page":"37107"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10603","display_name":"Smart Grid Energy Management","score":0.9998999834060669,"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/T10603","display_name":"Smart Grid Energy Management","score":0.9998999834060669,"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/T10223","display_name":"Microgrid Control and Optimization","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T11052","display_name":"Energy Load and Power Forecasting","score":0.9954000115394592,"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/underdetermined-system","display_name":"Underdetermined system","score":0.8259907960891724},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6252195835113525},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5788395404815674},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.5369884967803955},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.5177023410797119},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.5077394247055054},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.45334458351135254},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.4149474799633026}],"concepts":[{"id":"https://openalex.org/C179690561","wikidata":"https://www.wikidata.org/wiki/Q4316110","display_name":"Underdetermined system","level":2,"score":0.8259907960891724},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6252195835113525},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5788395404815674},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.5369884967803955},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.5177023410797119},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.5077394247055054},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.45334458351135254},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.4149474799633026},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"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/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2018.2851018","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2851018","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:f1c4f586f3f247f6a101f4e4e27418cc","is_oa":true,"landing_page_url":"https://doaj.org/article/f1c4f586f3f247f6a101f4e4e27418cc","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 6, Pp 37094-37107 (2018)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2018.2851018","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2851018","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3892044909","display_name":null,"funder_award_id":"3172034","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"},{"id":"https://openalex.org/G4725498662","display_name":null,"funder_award_id":"2018MS001","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W595547967","https://openalex.org/W1138573735","https://openalex.org/W1735866749","https://openalex.org/W1969541079","https://openalex.org/W1975404935","https://openalex.org/W1978913037","https://openalex.org/W1988917187","https://openalex.org/W1991181922","https://openalex.org/W1993297921","https://openalex.org/W1993328790","https://openalex.org/W2004566580","https://openalex.org/W2006478669","https://openalex.org/W2016897865","https://openalex.org/W2023192197","https://openalex.org/W2023791612","https://openalex.org/W2025423356","https://openalex.org/W2028349405","https://openalex.org/W2054303312","https://openalex.org/W2068113158","https://openalex.org/W2075901867","https://openalex.org/W2086008969","https://openalex.org/W2091189230","https://openalex.org/W2100955315","https://openalex.org/W2104338768","https://openalex.org/W2112834024","https://openalex.org/W2123070597","https://openalex.org/W2123910460","https://openalex.org/W2130594093","https://openalex.org/W2144445501","https://openalex.org/W2160175161","https://openalex.org/W2167985623","https://openalex.org/W2255051834","https://openalex.org/W2279949341","https://openalex.org/W2330456757","https://openalex.org/W2344234701","https://openalex.org/W2365794016","https://openalex.org/W2366311278","https://openalex.org/W2408079821","https://openalex.org/W2465358378","https://openalex.org/W2526261332","https://openalex.org/W2590368693","https://openalex.org/W2750173538","https://openalex.org/W2921676705","https://openalex.org/W3103730413","https://openalex.org/W4248823307","https://openalex.org/W6627345084","https://openalex.org/W6684888087"],"related_works":["https://openalex.org/W2024367938","https://openalex.org/W2782295999","https://openalex.org/W1970292246","https://openalex.org/W2162306796","https://openalex.org/W2015118744","https://openalex.org/W4247952185","https://openalex.org/W1642462315","https://openalex.org/W2005619368","https://openalex.org/W1879092539","https://openalex.org/W2526155427"],"abstract_inverted_index":{"Non-intrusive":[0],"load":[1,6,17,28,33,41,61,111,128,167,178],"identification":[2,29,129,146,155,170],"is":[3],"important":[4],"to":[5,14,87,122],"monitoring":[7],"and":[8,19,35,57,127,153,169,180],"smart":[9],"power":[10,22],"utilization.":[11],"In":[12],"order":[13],"effectively":[15],"identify":[16],"status":[18],"obtain":[20,181],"detailed":[21],"data,":[23],"this":[24],"paper":[25],"explained":[26],"a":[27,49,69,102,149],"algorithm":[30,143],"based":[31,132],"on":[32,133],"decomposition":[34,42,125,168],"frequency":[36,93,138],"domain":[37,94],"filtering.":[38,141],"It":[39],"realized":[40,131],"through":[43],"solving":[44,74],"an":[45],"underdetermined":[46,64,71],"problem":[47,65],"of":[48,90,136,185],"single":[50],"current":[51,82,92,183],"signal":[52],"under":[53],"non-intrusive":[54],"collection":[55],"mode":[56],"then":[58],"further":[59],"achieved":[60],"identification.":[62],"The":[63,73,116,142,157,166],"was":[66,76,99,120,130,159,171],"optimized":[67],"into":[68,83],"1-D":[70],"problem.":[72],"model":[75],"constructed":[77],"as":[78],"separating":[79],"the":[80,88,91,96,124,134,137,145,162,177,182,186],"collecting":[81],"two":[84],"channels.":[85],"According":[86],"sparseness":[89],"signal,":[95],"optimal":[97],"solution":[98],"obtained":[100],"by":[101,161],"two-step":[103],"iterative":[104],"shrinkage":[105],"threshold":[106],"algorithm.":[107],"Therefore,":[108],"each":[109],"operation":[110],"can":[112],"be":[113],"decomposed":[114],"independently.":[115],"frequency-domain":[117],"filter":[118,123],"group":[119],"conducted":[121],"current,":[126],"decision":[135],"component":[139],"after":[140],"simplified":[144],"complexity,":[147],"with":[148],"fast":[150],"convergence":[151],"rate":[152],"high":[154],"accuracy.":[156],"performance":[158],"validated":[160],"actually":[163],"measured":[164],"data.":[165],"effective,":[172],"which":[173],"could":[174],"accurately":[175],"determine":[176],"status,":[179],"waveform":[184],"independent":[187],"load.":[188]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":9},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}