{"id":"https://openalex.org/W7155174401","doi":"https://doi.org/10.1109/access.2026.3683895","title":"Fully Adaptive CWT Framework for the Identification and Analysis of Sub-Synchronous Oscillations in Power Systems","display_name":"Fully Adaptive CWT Framework for the Identification and Analysis of Sub-Synchronous Oscillations in Power Systems","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7155174401","doi":"https://doi.org/10.1109/access.2026.3683895"},"language":"en","primary_location":{"id":"doi:10.1109/access.2026.3683895","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2026.3683895","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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.2026.3683895","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5134318549","display_name":"Hassan Ali","orcid":"https://orcid.org/0000-0003-4714-6528"},"institutions":[{"id":"https://openalex.org/I2800828467","display_name":"Doha Institute for Graduate Studies","ror":"https://ror.org/05gd1cs26","country_code":"QA","type":"education","lineage":["https://openalex.org/I2800828467"]},{"id":"https://openalex.org/I60342839","display_name":"Qatar University","ror":"https://ror.org/00yhnba62","country_code":"QA","type":"education","lineage":["https://openalex.org/I60342839"]}],"countries":["QA"],"is_corresponding":true,"raw_author_name":"Hassan Ali","raw_affiliation_strings":["1Department of Electrical Engineering, University of Doha for Science and Technology, Doha, Qatar"],"raw_orcid":"https://orcid.org/0000-0003-4714-6528","affiliations":[{"raw_affiliation_string":"1Department of Electrical Engineering, University of Doha for Science and Technology, Doha, Qatar","institution_ids":["https://openalex.org/I60342839","https://openalex.org/I2800828467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001645788","display_name":"Ahmet \u00d6nen","orcid":"https://orcid.org/0000-0001-7086-5112"},"institutions":[{"id":"https://openalex.org/I2800828467","display_name":"Doha Institute for Graduate Studies","ror":"https://ror.org/05gd1cs26","country_code":"QA","type":"education","lineage":["https://openalex.org/I2800828467"]},{"id":"https://openalex.org/I60342839","display_name":"Qatar University","ror":"https://ror.org/00yhnba62","country_code":"QA","type":"education","lineage":["https://openalex.org/I60342839"]}],"countries":["QA"],"is_corresponding":false,"raw_author_name":"Ahmet Onen","raw_affiliation_strings":["1Department of Electrical Engineering, University of Doha for Science and Technology, Doha, Qatar"],"raw_orcid":"https://orcid.org/0000-0001-7086-5112","affiliations":[{"raw_affiliation_string":"1Department of Electrical Engineering, University of Doha for Science and Technology, Doha, Qatar","institution_ids":["https://openalex.org/I60342839","https://openalex.org/I2800828467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5121113399","display_name":"Ahmed Badawi","orcid":null},"institutions":[{"id":"https://openalex.org/I2800828467","display_name":"Doha Institute for Graduate Studies","ror":"https://ror.org/05gd1cs26","country_code":"QA","type":"education","lineage":["https://openalex.org/I2800828467"]},{"id":"https://openalex.org/I60342839","display_name":"Qatar University","ror":"https://ror.org/00yhnba62","country_code":"QA","type":"education","lineage":["https://openalex.org/I60342839"]}],"countries":["QA"],"is_corresponding":false,"raw_author_name":"Ahmed Badawi","raw_affiliation_strings":["1Department of Electrical Engineering, University of Doha for Science and Technology, Doha, Qatar"],"raw_orcid":"https://orcid.org/0000-0002-9078-0690","affiliations":[{"raw_affiliation_string":"1Department of Electrical Engineering, University of Doha for Science and Technology, Doha, Qatar","institution_ids":["https://openalex.org/I60342839","https://openalex.org/I2800828467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079972664","display_name":"Ahmed Abu\u2010Siada","orcid":"https://orcid.org/0000-0002-2094-3036"},"institutions":[{"id":"https://openalex.org/I205640436","display_name":"Curtin University","ror":"https://ror.org/02n415q13","country_code":"AU","type":"education","lineage":["https://openalex.org/I205640436"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Ahmed Abu-Siada","raw_affiliation_strings":["2Electrical and Computer Engineering Discipline, Curtin University, Perth, WA, Australia"],"raw_orcid":"https://orcid.org/0000-0002-2094-3036","affiliations":[{"raw_affiliation_string":"2Electrical and Computer Engineering Discipline, Curtin University, Perth, WA, Australia","institution_ids":["https://openalex.org/I205640436"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5134318549"],"corresponding_institution_ids":["https://openalex.org/I2800828467","https://openalex.org/I60342839"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.82466001,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"14","issue":null,"first_page":"59355","last_page":"59370"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10305","display_name":"Power System Optimization and Stability","score":0.8996000289916992,"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/T10305","display_name":"Power System Optimization and Stability","score":0.8996000289916992,"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/T11236","display_name":"Control Systems and Identification","score":0.011599999852478504,"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/T11206","display_name":"Model Reduction and Neural Networks","score":0.011500000022351742,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.6563000082969666},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.5716000199317932},{"id":"https://openalex.org/keywords/electric-power-system","display_name":"Electric power system","score":0.4779999852180481},{"id":"https://openalex.org/keywords/system-identification","display_name":"System identification","score":0.453900009393692},{"id":"https://openalex.org/keywords/adaptive-system","display_name":"Adaptive system","score":0.38920000195503235},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.38589999079704285},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.3061999976634979},{"id":"https://openalex.org/keywords/adaptive-control","display_name":"Adaptive control","score":0.30410000681877136}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6567999720573425},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.6563000082969666},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.5716000199317932},{"id":"https://openalex.org/C89227174","wikidata":"https://www.wikidata.org/wiki/Q2388981","display_name":"Electric power system","level":3,"score":0.4779999852180481},{"id":"https://openalex.org/C119247159","wikidata":"https://www.wikidata.org/wiki/Q1366192","display_name":"System identification","level":3,"score":0.453900009393692},{"id":"https://openalex.org/C52970973","wikidata":"https://www.wikidata.org/wiki/Q2497134","display_name":"Adaptive system","level":2,"score":0.38920000195503235},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.38589999079704285},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.3061999976634979},{"id":"https://openalex.org/C107464732","wikidata":"https://www.wikidata.org/wiki/Q235781","display_name":"Adaptive control","level":3,"score":0.30410000681877136},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.3012999892234802},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.2971000075340271},{"id":"https://openalex.org/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.289000004529953},{"id":"https://openalex.org/C6802819","wikidata":"https://www.wikidata.org/wiki/Q1072174","display_name":"Linear system","level":2,"score":0.2768000066280365},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2703000009059906},{"id":"https://openalex.org/C102248274","wikidata":"https://www.wikidata.org/wiki/Q168388","display_name":"Adaptive filter","level":2,"score":0.2685999870300293},{"id":"https://openalex.org/C29265498","wikidata":"https://www.wikidata.org/wiki/Q7047719","display_name":"Noise measurement","level":3,"score":0.26840001344680786},{"id":"https://openalex.org/C17500928","wikidata":"https://www.wikidata.org/wiki/Q959968","display_name":"Control system","level":2,"score":0.2651999890804291},{"id":"https://openalex.org/C106516650","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm design","level":2,"score":0.26179999113082886},{"id":"https://openalex.org/C12426560","wikidata":"https://www.wikidata.org/wiki/Q189569","display_name":"Basis (linear algebra)","level":2,"score":0.25940001010894775},{"id":"https://openalex.org/C158457486","wikidata":"https://www.wikidata.org/wiki/Q17104301","display_name":"Multidimensional systems","level":2,"score":0.2556000053882599}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2026.3683895","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2026.3683895","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:fe2cc4206b8f4a8aaeb3d2318718573e","is_oa":true,"landing_page_url":"https://doaj.org/article/fe2cc4206b8f4a8aaeb3d2318718573e","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 14, Pp 59355-59370 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2026.3683895","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2026.3683895","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.7298495769500732,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Sub-Synchronous":[0],"Oscillations":[1],"(SSOs)":[2],"challenge":[3],"the":[4],"stability":[5],"of":[6,68],"modern":[7],"power":[8],"systems":[9],"with":[10,36,127],"high":[11],"renewable":[12],"and":[13,46,72,89,106,117,133,142],"power-electronic":[14],"penetration.":[15],"This":[16],"paper":[17],"proposes":[18],"a":[19,37,81],"fully":[20],"adaptive":[21],"Continuous":[22],"Wavelet":[23],"Transform":[24],"(CWT)":[25],"framework":[26,136],"that":[27,97],"integrates":[28],"Welch":[29],"Power":[30],"Spectral":[31],"Density":[32],"(WPSD)–guided":[33],"scale":[34],"selection":[35],"two-stage":[38],"Nonlinear":[39],"Least-Squares":[40],"(NLS)":[41],"estimator":[42],"for":[43,57,65,77,113,145],"accurate":[44],"frequency":[45,83],"damping":[47],"identification.":[48],"Three":[49],"CWT-based":[50],"strategies":[51],"are":[52],"developed:":[53],"Adaptive":[54],"CWT":[55,63,75],"(ACWT)":[56],"computationally":[58],"efficient":[59],"mode":[60],"extraction,":[61],"Targeted":[62],"(TCWT)":[64],"enhanced":[66],"separation":[67],"closely":[69,114],"spaced":[70,115],"modes,":[71,116],"Refined":[73],"fixed-scale":[74],"(RCWT)":[76],"noise-robust":[78],"tracking":[79],"over":[80],"uniform":[82],"grid.":[84],"Validation":[85],"using":[86],"synthetic":[87],"signals":[88],"real-world":[90],"Phasor":[91],"Measurement":[92],"Unit":[93],"(PMU)":[94],"data":[95],"demonstrates":[96],"ACWT":[98],"offers":[99],"an":[100],"effective":[101],"trade-off":[102],"between":[103],"computational":[104],"efficiency":[105],"estimation":[107],"accuracy,":[108,139],"TCWT":[109],"provides":[110],"superior":[111],"localization":[112],"RCWT":[118],"delivers":[119,137],"consistently":[120],"robust":[121],"performance":[122],"under":[123],"noisy":[124],"conditions.":[125],"Compared":[126],"benchmark":[128],"methods—including":[129],"Prony–AIC,":[130],"VMD–Hilbert,":[131],"EMD-Hilbert,":[132],"EWT–Yoshida—the":[134],"proposed":[135],"improved":[138],"noise":[140],"resilience,":[141],"real-time":[143],"suitability":[144],"SSO":[146],"monitoring":[147],"in":[148],"smart":[149],"grids.":[150]},"counts_by_year":[],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2026-04-23T00:00:00"}