{"id":"https://openalex.org/W2160060156","doi":"https://doi.org/10.1109/tim.2011.2115610","title":"Denoising Techniques With a Spatial Noise-Suppression Method for Wavelet-Based Power Quality Monitoring","display_name":"Denoising Techniques With a Spatial Noise-Suppression Method for Wavelet-Based Power Quality Monitoring","publication_year":2011,"publication_date":"2011-03-15","ids":{"openalex":"https://openalex.org/W2160060156","doi":"https://doi.org/10.1109/tim.2011.2115610","mag":"2160060156"},"language":"en","primary_location":{"id":"doi:10.1109/tim.2011.2115610","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2011.2115610","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Instrumentation and Measurement","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/A5109211361","display_name":"Chiung-Chou Liao","orcid":"https://orcid.org/0009-0003-6918-1209"},"institutions":[{"id":"https://openalex.org/I165106657","display_name":"Chien Hsin University of Science and Technology","ror":"https://ror.org/05fbv4544","country_code":"TW","type":"education","lineage":["https://openalex.org/I165106657"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Chiung-Chou Liao","raw_affiliation_strings":["Department of Electronic Engineering, Ching Yun University of Technology, Jhongli, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Ching Yun University of Technology, Jhongli, Taiwan","institution_ids":["https://openalex.org/I165106657"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046413348","display_name":"Hong\u2010Tzer Yang","orcid":"https://orcid.org/0000-0002-1965-0922"},"institutions":[{"id":"https://openalex.org/I91807558","display_name":"National Cheng Kung University","ror":"https://ror.org/01b8kcc49","country_code":"TW","type":"education","lineage":["https://openalex.org/I91807558"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Hong-Tzer Yang","raw_affiliation_strings":["Department of Electrical Engineering, National Cheng Kung University, Tainan, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Cheng Kung University, Tainan, Taiwan","institution_ids":["https://openalex.org/I91807558"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073476739","display_name":"Hsueh\u2010Hsien Chang","orcid":"https://orcid.org/0000-0001-8813-4289"},"institutions":[{"id":"https://openalex.org/I12509574","display_name":"Jinwen University of Science and Technology","ror":"https://ror.org/03dr26375","country_code":"TW","type":"education","lineage":["https://openalex.org/I12509574"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Hsueh-Hsien Chang","raw_affiliation_strings":["Department of Electronic Engineering, Jinwen University of Science and Technology, Hsin-Tien, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Jinwen University of Science and Technology, Hsin-Tien, Taiwan","institution_ids":["https://openalex.org/I12509574"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5109211361"],"corresponding_institution_ids":["https://openalex.org/I165106657"],"apc_list":null,"apc_paid":null,"fwci":2.6959,"has_fulltext":false,"cited_by_count":60,"citation_normalized_percentile":{"value":0.9097677,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"60","issue":"6","first_page":"1986","last_page":"1996"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10573","display_name":"Power Quality and Harmonics","score":0.9987999796867371,"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":0.9987999796867371,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10220","display_name":"Machine Fault Diagnosis Techniques","score":0.9933000206947327,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.688052237033844},{"id":"https://openalex.org/keywords/white-noise","display_name":"White noise","score":0.6809691190719604},{"id":"https://openalex.org/keywords/wavelet","display_name":"Wavelet","score":0.624813437461853},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.591899037361145},{"id":"https://openalex.org/keywords/wavelet-transform","display_name":"Wavelet transform","score":0.5750443935394287},{"id":"https://openalex.org/keywords/noise-measurement","display_name":"Noise measurement","score":0.52006596326828},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5080277919769287},{"id":"https://openalex.org/keywords/step-detection","display_name":"Step detection","score":0.4820000231266022},{"id":"https://openalex.org/keywords/median-filter","display_name":"Median filter","score":0.4737083613872528},{"id":"https://openalex.org/keywords/disturbance","display_name":"Disturbance (geology)","score":0.4700689911842346},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4651568531990051},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.46144455671310425},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.45553138852119446},{"id":"https://openalex.org/keywords/salt-and-pepper-noise","display_name":"Salt-and-pepper noise","score":0.4470958113670349},{"id":"https://openalex.org/keywords/colors-of-noise","display_name":"Colors of noise","score":0.43164992332458496},{"id":"https://openalex.org/keywords/noise-floor","display_name":"Noise floor","score":0.42668455839157104},{"id":"https://openalex.org/keywords/noise-power","display_name":"Noise power","score":0.4257201850414276},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.416521281003952},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.37491607666015625},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.32947665452957153},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.2951737940311432},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18814489245414734},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.1169145405292511},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09594976902008057}],"concepts":[{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.688052237033844},{"id":"https://openalex.org/C112633086","wikidata":"https://www.wikidata.org/wiki/Q381287","display_name":"White noise","level":2,"score":0.6809691190719604},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.624813437461853},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.591899037361145},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.5750443935394287},{"id":"https://openalex.org/C29265498","wikidata":"https://www.wikidata.org/wiki/Q7047719","display_name":"Noise measurement","level":3,"score":0.52006596326828},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5080277919769287},{"id":"https://openalex.org/C293773","wikidata":"https://www.wikidata.org/wiki/Q7608015","display_name":"Step detection","level":3,"score":0.4820000231266022},{"id":"https://openalex.org/C55352655","wikidata":"https://www.wikidata.org/wiki/Q304247","display_name":"Median filter","level":4,"score":0.4737083613872528},{"id":"https://openalex.org/C2777601987","wikidata":"https://www.wikidata.org/wiki/Q5283581","display_name":"Disturbance (geology)","level":2,"score":0.4700689911842346},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4651568531990051},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.46144455671310425},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.45553138852119446},{"id":"https://openalex.org/C113660513","wikidata":"https://www.wikidata.org/wiki/Q849379","display_name":"Salt-and-pepper noise","level":5,"score":0.4470958113670349},{"id":"https://openalex.org/C114996537","wikidata":"https://www.wikidata.org/wiki/Q4854529","display_name":"Colors of noise","level":3,"score":0.43164992332458496},{"id":"https://openalex.org/C187612029","wikidata":"https://www.wikidata.org/wiki/Q17083130","display_name":"Noise floor","level":4,"score":0.42668455839157104},{"id":"https://openalex.org/C203234222","wikidata":"https://www.wikidata.org/wiki/Q2133519","display_name":"Noise power","level":3,"score":0.4257201850414276},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.416521281003952},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.37491607666015625},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32947665452957153},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2951737940311432},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18814489245414734},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.1169145405292511},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09594976902008057},{"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/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","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/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tim.2011.2115610","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2011.2115610","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Instrumentation and Measurement","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1649906376","https://openalex.org/W1998102702","https://openalex.org/W2036854813","https://openalex.org/W2046975628","https://openalex.org/W2054160586","https://openalex.org/W2096300471","https://openalex.org/W2100039505","https://openalex.org/W2102001387","https://openalex.org/W2103003851","https://openalex.org/W2106872600","https://openalex.org/W2111838077","https://openalex.org/W2116888160","https://openalex.org/W2118797057","https://openalex.org/W2120190708","https://openalex.org/W2136017820","https://openalex.org/W2140136851","https://openalex.org/W2147968399","https://openalex.org/W2149183817","https://openalex.org/W2157086484","https://openalex.org/W2163458461","https://openalex.org/W2293656705","https://openalex.org/W2597419774","https://openalex.org/W2985395589","https://openalex.org/W2986684593","https://openalex.org/W2988413580","https://openalex.org/W3020882730","https://openalex.org/W4233358567"],"related_works":["https://openalex.org/W2057404208","https://openalex.org/W2182022470","https://openalex.org/W2143653262","https://openalex.org/W2240596953","https://openalex.org/W2123684973","https://openalex.org/W4233675898","https://openalex.org/W2320913974","https://openalex.org/W2384788226","https://openalex.org/W2541054142","https://openalex.org/W2810312662"],"abstract_inverted_index":{"The":[0,18,93],"wavelet":[1],"transform":[2],"(WT)":[3],"technique":[4,81],"has":[5],"been":[6],"proposed":[7],"for":[8],"detecting":[9,99],"and":[10,100],"localizing":[11,101],"a":[12,61,90],"transient":[13],"disturbance":[14,19,74],"in":[15,82,98],"power":[16,119],"systems.":[17],"is":[20,49],"detected":[21],"by":[22],"comparing":[23],"the":[24,34,41,47,55,58,68,72,79,84,96,102,112,117,127,130],"transformed":[25],"signal":[26,35],"with":[27,44],"an":[28],"empirically":[29],"given":[30],"threshold.":[31],"However,":[32],"as":[33],"under":[36],"analysis":[37],"contains":[38],"noises,":[39],"especially":[40],"white":[42],"noise":[43,69],"flat":[45,59],"spectrum,":[46,60],"threshold":[48],"difficult":[50],"to":[51,54,125],"give.":[52],"Due":[53],"nature":[56],"of":[57,67,95,121,129],"filter":[62],"cannot":[63],"just":[64],"get":[65],"rid":[66],"without":[70],"removing":[71],"significant":[73],"signals":[75],"together.":[76],"To":[77],"enhance":[78],"WT":[80,97],"processing":[83],"noise-riding":[85],"signals,":[86],"this":[87,109],"paper":[88,110],"proposes":[89],"noise-suppression":[91,132],"algorithm.":[92],"abilities":[94],"disturbances":[103],"can":[104],"hence":[105],"be":[106],"restored.":[107],"Finally,":[108],"employed":[111],"actual":[113],"data":[114],"obtained":[115],"from":[116],"practical":[118],"systems":[120],"Taiwan":[122],"Power":[123],"Company":[124],"test":[126],"effectiveness":[128],"developed":[131],"method.":[133]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":3}],"updated_date":"2026-03-25T14:56:36.534964","created_date":"2025-10-10T00:00:00"}
