{"id":"https://openalex.org/W2963114464","doi":"https://doi.org/10.1109/access.2019.2930543","title":"An Investigation Study on Mode Mixing Separation in Empirical Mode Decomposition","display_name":"An Investigation Study on Mode Mixing Separation in Empirical Mode Decomposition","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2963114464","doi":"https://doi.org/10.1109/access.2019.2930543","mag":"2963114464"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2930543","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2930543","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.2019.2930543","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5084665302","display_name":"Han-Ping Huang","orcid":"https://orcid.org/0000-0002-5099-941X"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Han-Ping Huang","raw_affiliation_strings":["Department of Electrophysics, National Chiao Tung University, Hsinchu, Taiwan"],"raw_orcid":"https://orcid.org/0000-0002-5099-941X","affiliations":[{"raw_affiliation_string":"Department of Electrophysics, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057889955","display_name":"Sung-Yang Wei","orcid":"https://orcid.org/0000-0002-9356-7879"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Sung-Yang Wei","raw_affiliation_strings":["Department of Electrophysics, National Chiao Tung University, Hsinchu, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrophysics, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044848737","display_name":"Hsuan-Hao Chao","orcid":"https://orcid.org/0000-0001-8293-4947"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Hsuan-Hao Chao","raw_affiliation_strings":["Department of Electrophysics, National Chiao Tung University, Hsinchu, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrophysics, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090716072","display_name":"Chang Francis Hsu","orcid":"https://orcid.org/0000-0001-9254-9364"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Chang Francis Hsu","raw_affiliation_strings":["Department of Electrophysics, National Chiao Tung University, Hsinchu, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrophysics, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103575517","display_name":"Long Hsu","orcid":null},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Long Hsu","raw_affiliation_strings":["Department of Electrophysics, National Chiao Tung University, Hsinchu, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrophysics, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5107005626","display_name":"Sien Chi","orcid":"https://orcid.org/0000-0002-8674-1963"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Sien Chi","raw_affiliation_strings":["Department of Photonics, National Chiao Tung University, Hsinchu, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Photonics, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5084665302"],"corresponding_institution_ids":["https://openalex.org/I148366613"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.096,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.75641066,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"7","issue":null,"first_page":"100684","last_page":"100691"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9959999918937683,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10217","display_name":"Cardiac electrophysiology and arrhythmias","score":0.9868999719619751,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10745","display_name":"Heart Rate Variability and Autonomic Control","score":0.9866999983787537,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mixing","display_name":"Mixing (physics)","score":0.7801977396011353},{"id":"https://openalex.org/keywords/hilbert\u2013huang-transform","display_name":"Hilbert\u2013Huang transform","score":0.7346842288970947},{"id":"https://openalex.org/keywords/maxima-and-minima","display_name":"Maxima and minima","score":0.5932049751281738},{"id":"https://openalex.org/keywords/mode","display_name":"Mode (computer interface)","score":0.5782781839370728},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5455479621887207},{"id":"https://openalex.org/keywords/amplitude","display_name":"Amplitude","score":0.5348613858222961},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4565548300743103},{"id":"https://openalex.org/keywords/binary-number","display_name":"Binary number","score":0.45249953866004944},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4232287108898163},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.35379767417907715},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.33005478978157043},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.24268224835395813},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.21324563026428223},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.21165159344673157},{"id":"https://openalex.org/keywords/white-noise","display_name":"White noise","score":0.07746550440788269}],"concepts":[{"id":"https://openalex.org/C138777275","wikidata":"https://www.wikidata.org/wiki/Q6884054","display_name":"Mixing (physics)","level":2,"score":0.7801977396011353},{"id":"https://openalex.org/C25570617","wikidata":"https://www.wikidata.org/wiki/Q1006462","display_name":"Hilbert\u2013Huang transform","level":3,"score":0.7346842288970947},{"id":"https://openalex.org/C186633575","wikidata":"https://www.wikidata.org/wiki/Q845060","display_name":"Maxima and minima","level":2,"score":0.5932049751281738},{"id":"https://openalex.org/C48677424","wikidata":"https://www.wikidata.org/wiki/Q6888088","display_name":"Mode (computer interface)","level":2,"score":0.5782781839370728},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5455479621887207},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.5348613858222961},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4565548300743103},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.45249953866004944},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4232287108898163},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.35379767417907715},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.33005478978157043},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.24268224835395813},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.21324563026428223},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.21165159344673157},{"id":"https://openalex.org/C112633086","wikidata":"https://www.wikidata.org/wiki/Q381287","display_name":"White noise","level":2,"score":0.07746550440788269},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"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/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2930543","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2930543","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:cc62cfd2c2b346ec8ad19749326982af","is_oa":true,"landing_page_url":"https://doaj.org/article/cc62cfd2c2b346ec8ad19749326982af","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 7, Pp 100684-100691 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2930543","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2930543","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":[],"awards":[{"id":"https://openalex.org/G8573807726","display_name":null,"funder_award_id":"MOST 107-2221-E-009-016","funder_id":"https://openalex.org/F4320322795","funder_display_name":"Ministry of Science and Technology, Taiwan"}],"funders":[{"id":"https://openalex.org/F4320322795","display_name":"Ministry of Science and Technology, Taiwan","ror":"https://ror.org/02kv4zf79"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W397076878","https://openalex.org/W1972143904","https://openalex.org/W1978738397","https://openalex.org/W1983935089","https://openalex.org/W1990922338","https://openalex.org/W2005399390","https://openalex.org/W2007221293","https://openalex.org/W2052562750","https://openalex.org/W2059824161","https://openalex.org/W2100919962","https://openalex.org/W2102224640","https://openalex.org/W2106665847","https://openalex.org/W2120390927","https://openalex.org/W2122470043","https://openalex.org/W2134249575","https://openalex.org/W2135037760","https://openalex.org/W2137455841","https://openalex.org/W2138402108","https://openalex.org/W2146464588","https://openalex.org/W2308133951","https://openalex.org/W2468058295","https://openalex.org/W2504528620","https://openalex.org/W2536234084","https://openalex.org/W2903724684","https://openalex.org/W2910282310","https://openalex.org/W2940679358","https://openalex.org/W2942803188","https://openalex.org/W4211134846","https://openalex.org/W4249691579","https://openalex.org/W4298851899","https://openalex.org/W4300650507"],"related_works":["https://openalex.org/W2375684291","https://openalex.org/W3014107421","https://openalex.org/W2363056446","https://openalex.org/W2081563414","https://openalex.org/W2359718298","https://openalex.org/W2377062149","https://openalex.org/W2380939102","https://openalex.org/W154554909","https://openalex.org/W2072581623","https://openalex.org/W2922079472"],"abstract_inverted_index":{"Mode":[0],"mixing":[1,65,79,90,112,184,223],"is":[2],"a":[3,36,40,75,85,172,190],"limitation":[4],"of":[5,30,35,42,63,93,101,110,117,152,182,192,214,228,238],"the":[6,28,32,94,99,102,108,115,118,124,130,133,145,150,153,160,167,179,193,203,211,221,229,235,239,242,248],"empirical":[7],"mode":[8,64,78,89,111,183,222],"decomposition":[9],"(EMD)":[10],"method":[11],"appropriate":[12],"for":[13,67,77],"physiological":[14],"signal":[15,38],"analysis.":[16,209],"In":[17,70],"2008,":[18],"boundary":[19],"condition":[20],"map":[21,176,197,201],"presented":[22],"by":[23,123],"Rilling":[24],"and":[25,45,141,202,225],"Flandrin":[26],"provided":[27],"efficiency":[29,62],"separating":[31],"two":[33,103,146,161],"components":[34,162],"two-tone":[37,68],"as":[39,114,189],"function":[41,191],"their":[43,50,56,136,226],"amplitude":[44,137],"frequency":[46,139],"ratios.":[47],"Until":[48],"2019,":[49],"findings":[51],"were":[52,232,246],"still":[53],"applied.":[54],"However,":[55],"maps":[57],"only":[58],"give":[59],"an":[60],"uncertainty-like":[61],"separation":[66,80,91],"signals.":[69],"this":[71,128],"paper,":[72],"we":[73,105,170],"propose":[74],"criterion":[76,131],"in":[81,185,234,247],"EMD,":[82],"which":[83],"provides":[84],"binary":[86,180],"judgment":[87],"on":[88],"instead":[92],"above-mentioned":[95],"efficiency.":[96],"By":[97],"comparing":[98],"slopes":[100],"components,":[104],"found":[106,233],"that":[107,177],"phenomenon":[109],"occurs":[113],"extrema":[116],"high-tone":[119],"component":[120],"are":[121,163],"suppressed":[122],"low-tone":[125],"component.":[126],"Under":[127],"condition,":[129],"shows":[132],"relation":[134],"among":[135],"ratio,":[138,140],"relative":[142],"phase":[143],"between":[144],"components.":[147],"Given":[148],"with":[149,199],"values":[151],"three":[154,194,230],"parameters,":[155],"one":[156],"can":[157],"affirm":[158],"whether":[159],"mixed":[164],"according":[165],"to":[166],"criterion.":[168],"Accordingly,":[169],"derive":[171],"black/white":[173],"three-dimensional":[174],"(3D)":[175],"plots":[178],"result":[181],"black":[186,236],"or":[187],"white":[188,249],"parameters.":[195],"Our":[196],"agrees":[198],"Rilling's":[200],"results":[204],"obtained":[205],"from":[206],"our":[207],"gait":[208],"Among":[210],"23":[212],"sets":[213,219,245],"center-of-mass":[215],"trajectory":[216],"signals,":[217],"six":[218],"encountered":[220],"problem":[224],"coordinates":[227],"parameters":[231],"region":[237],"map,":[240],"while":[241],"other":[243],"17":[244],"region.":[250]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":3}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}