{"id":"https://openalex.org/W1885539543","doi":"https://doi.org/10.3390/e17085811","title":"Combined Power Quality Disturbances Recognition Using Wavelet Packet Entropies and S-Transform","display_name":"Combined Power Quality Disturbances Recognition Using Wavelet Packet Entropies and S-Transform","publication_year":2015,"publication_date":"2015-08-12","ids":{"openalex":"https://openalex.org/W1885539543","doi":"https://doi.org/10.3390/e17085811","mag":"1885539543"},"language":"en","primary_location":{"id":"doi:10.3390/e17085811","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e17085811","pdf_url":"https://www.mdpi.com/1099-4300/17/8/5811/pdf?version=1439383743","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1099-4300/17/8/5811/pdf?version=1439383743","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5007184853","display_name":"Zhigang Liu","orcid":"https://orcid.org/0000-0003-1013-8321"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhigang Liu","raw_affiliation_strings":["School of Electrical Engineering, Southwest Jiaotong University, Chengdu, Sichuan 610031, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Southwest Jiaotong University, Chengdu, Sichuan 610031, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042655080","display_name":"Yan Cui","orcid":"https://orcid.org/0000-0002-3132-9103"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yan Cui","raw_affiliation_strings":["School of Electrical Engineering, Southwest Jiaotong University, Chengdu, Sichuan 610031, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Southwest Jiaotong University, Chengdu, Sichuan 610031, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100339854","display_name":"Wenhui Li","orcid":"https://orcid.org/0000-0002-0385-2132"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenhui Li","raw_affiliation_strings":["School of Electrical Engineering, Southwest Jiaotong University, Chengdu, Sichuan 610031, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Southwest Jiaotong University, Chengdu, Sichuan 610031, China","institution_ids":["https://openalex.org/I4800084"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5007184853"],"corresponding_institution_ids":["https://openalex.org/I4800084"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":3.1097,"has_fulltext":true,"cited_by_count":35,"citation_normalized_percentile":{"value":0.92007698,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"17","issue":"8","first_page":"5811","last_page":"5828"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10573","display_name":"Power Quality and Harmonics","score":0.9990000128746033,"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/T10573","display_name":"Power Quality and Harmonics","score":0.9990000128746033,"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/T10220","display_name":"Machine Fault Diagnosis Techniques","score":0.9577999711036682,"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/T11343","display_name":"Power Transformer Diagnostics and Insulation","score":0.95169997215271,"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/voltage-sag","display_name":"Voltage sag","score":0.5880209803581238},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5548544526100159},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5428228378295898},{"id":"https://openalex.org/keywords/wavelet-packet-decomposition","display_name":"Wavelet packet decomposition","score":0.5358361601829529},{"id":"https://openalex.org/keywords/harmonics","display_name":"Harmonics","score":0.5103873610496521},{"id":"https://openalex.org/keywords/entropy","display_name":"Entropy (arrow of time)","score":0.5073468089103699},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5011756420135498},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.49445581436157227},{"id":"https://openalex.org/keywords/wavelet-transform","display_name":"Wavelet transform","score":0.4701794683933258},{"id":"https://openalex.org/keywords/tsallis-entropy","display_name":"Tsallis entropy","score":0.4692513942718506},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.45106959342956543},{"id":"https://openalex.org/keywords/wavelet","display_name":"Wavelet","score":0.4490616023540497},{"id":"https://openalex.org/keywords/power-quality","display_name":"Power quality","score":0.34484368562698364},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3350214660167694},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.30424976348876953},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.18955332040786743},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09708115458488464}],"concepts":[{"id":"https://openalex.org/C2781134633","wikidata":"https://www.wikidata.org/wiki/Q14945479","display_name":"Voltage sag","level":4,"score":0.5880209803581238},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5548544526100159},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5428228378295898},{"id":"https://openalex.org/C155777637","wikidata":"https://www.wikidata.org/wiki/Q2736187","display_name":"Wavelet packet decomposition","level":4,"score":0.5358361601829529},{"id":"https://openalex.org/C188414643","wikidata":"https://www.wikidata.org/wiki/Q3001183","display_name":"Harmonics","level":3,"score":0.5103873610496521},{"id":"https://openalex.org/C106301342","wikidata":"https://www.wikidata.org/wiki/Q4117933","display_name":"Entropy (arrow of time)","level":2,"score":0.5073468089103699},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5011756420135498},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.49445581436157227},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.4701794683933258},{"id":"https://openalex.org/C117521176","wikidata":"https://www.wikidata.org/wiki/Q7849341","display_name":"Tsallis entropy","level":3,"score":0.4692513942718506},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.45106959342956543},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.4490616023540497},{"id":"https://openalex.org/C2779665505","wikidata":"https://www.wikidata.org/wiki/Q1780079","display_name":"Power quality","level":3,"score":0.34484368562698364},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3350214660167694},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.30424976348876953},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.18955332040786743},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09708115458488464},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/e17085811","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e17085811","pdf_url":"https://www.mdpi.com/1099-4300/17/8/5811/pdf?version=1439383743","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:06aaac2a1e5249a6bdd02e95011b383a","is_oa":true,"landing_page_url":"https://doaj.org/article/06aaac2a1e5249a6bdd02e95011b383a","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":"Entropy, Vol 17, Iss 8, Pp 5811-5828 (2015)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1099-4300/17/8/5811/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/e17085811","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/e17085811","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e17085811","pdf_url":"https://www.mdpi.com/1099-4300/17/8/5811/pdf?version=1439383743","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.6299999952316284}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1885539543.pdf","grobid_xml":"https://content.openalex.org/works/W1885539543.grobid-xml"},"referenced_works_count":28,"referenced_works":["https://openalex.org/W759582212","https://openalex.org/W1970075268","https://openalex.org/W1975897840","https://openalex.org/W1983222982","https://openalex.org/W1983874169","https://openalex.org/W1985715891","https://openalex.org/W1989583795","https://openalex.org/W1992152680","https://openalex.org/W2001686181","https://openalex.org/W2016458295","https://openalex.org/W2019971481","https://openalex.org/W2023311332","https://openalex.org/W2038890501","https://openalex.org/W2041383636","https://openalex.org/W2044401459","https://openalex.org/W2062463467","https://openalex.org/W2062936627","https://openalex.org/W2080045616","https://openalex.org/W2086045748","https://openalex.org/W2086777133","https://openalex.org/W2101364200","https://openalex.org/W2107841622","https://openalex.org/W2147621019","https://openalex.org/W2174926952","https://openalex.org/W2296243081","https://openalex.org/W2373055633","https://openalex.org/W2574552894","https://openalex.org/W4234231794"],"related_works":["https://openalex.org/W2278330844","https://openalex.org/W4291192894","https://openalex.org/W2747981321","https://openalex.org/W2933094595","https://openalex.org/W2777027170","https://openalex.org/W4318769813","https://openalex.org/W4360998782","https://openalex.org/W4212946219","https://openalex.org/W2612682039","https://openalex.org/W2550105147"],"abstract_inverted_index":{"Aiming":[0],"at":[1],"the":[2,65,105,108,123,129],"combined":[3,52,66,132],"power":[4,44],"quality":[5,45],"+disturbance":[6],"recognition,":[7],"an":[8],"automated":[9],"recognition":[10,110],"method":[11,70,125],"based":[12],"on":[13],"wavelet":[14,30],"packet":[15,31],"entropy":[16,36],"(WPE)":[17],"and":[18,37,51,73,83,100,131],"modified":[19],"incomplete":[20],"S-transform":[21],"(MIST)":[22],"is":[23,54,61,71,116],"proposed":[24,69,109,124],"in":[25],"this":[26],"paper.":[27],"By":[28],"combining":[29],"Tsallis":[32],"singular":[33],"entropy,":[34],"energy":[35],"MIST,":[38],"a":[39,57,76],"13-dimension":[40],"vector":[41],"of":[42,79,107],"different":[43],"(PQ)":[46],"disturbances":[47,50,53,82],"including":[48],"single":[49,130],"extracted.":[55],"Then,":[56],"ruled":[58],"decision":[59],"tree":[60],"designed":[62],"to":[63],"recognize":[64,128],"disturbances.":[67,134],"The":[68,118],"tested":[72],"evaluated":[74],"using":[75],"large":[77],"number":[78],"simulated":[80],"PQ":[81,133],"some":[84,113],"real-life":[85],"signals,":[86],"which":[87],"include":[88],"voltage":[89,98],"sag,":[90],"swell,":[91],"interruption,":[92],"oscillation":[93],"transient,":[94,96],"impulsive":[95],"harmonics,":[97],"fluctuation":[99],"their":[101],"combinations.":[102],"In":[103],"addition,":[104],"comparison":[106],"approach":[111],"with":[112],"existing":[114],"techniques":[115],"made.":[117],"experimental":[119],"results":[120],"show":[121],"that":[122],"can":[126],"effectively":[127]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
