{"id":"https://openalex.org/W3047502800","doi":"https://doi.org/10.1109/lsp.2020.3013769","title":"A Correlation Detection Method of Low SNR Based on Multi-Channelization","display_name":"A Correlation Detection Method of Low SNR Based on Multi-Channelization","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3047502800","doi":"https://doi.org/10.1109/lsp.2020.3013769","mag":"3047502800"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2020.3013769","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2020.3013769","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","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/A5033781382","display_name":"Donghu Nie","orcid":"https://orcid.org/0000-0002-7053-824X"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]},{"id":"https://openalex.org/I890469752","display_name":"Ministry of Industry and Information Technology","ror":"https://ror.org/0385nmy68","country_code":"CN","type":"government","lineage":["https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Donghu Nie","raw_affiliation_strings":["Acoustic Science and Technology Laboratory, College of Underwater Acoustic Engineering, Harbin Engineering University, Harbin, China","Key Laboratory of Marine Information Acquisition and Security, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China"],"raw_orcid":"https://orcid.org/0000-0002-7053-824X","affiliations":[{"raw_affiliation_string":"Acoustic Science and Technology Laboratory, College of Underwater Acoustic Engineering, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225"]},{"raw_affiliation_string":"Key Laboratory of Marine Information Acquisition and Security, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225","https://openalex.org/I890469752"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103049541","display_name":"Kai Xie","orcid":"https://orcid.org/0000-0002-9825-8151"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]},{"id":"https://openalex.org/I890469752","display_name":"Ministry of Industry and Information Technology","ror":"https://ror.org/0385nmy68","country_code":"CN","type":"government","lineage":["https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kai Xie","raw_affiliation_strings":["Acoustic Science and Technology Laboratory, College of Underwater Acoustic Engineering, Harbin Engineering University, Harbin, China","Key Laboratory of Marine Information Acquisition and Security, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China"],"raw_orcid":"https://orcid.org/0000-0002-9825-8151","affiliations":[{"raw_affiliation_string":"Acoustic Science and Technology Laboratory, College of Underwater Acoustic Engineering, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225"]},{"raw_affiliation_string":"Key Laboratory of Marine Information Acquisition and Security, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225","https://openalex.org/I890469752"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101993726","display_name":"Feng Zhou","orcid":null},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]},{"id":"https://openalex.org/I890469752","display_name":"Ministry of Industry and Information Technology","ror":"https://ror.org/0385nmy68","country_code":"CN","type":"government","lineage":["https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Zhou","raw_affiliation_strings":["Acoustic Science and Technology Laboratory, College of Underwater Acoustic Engineering, Harbin Engineering University, Harbin, China","Key Laboratory of Marine Information Acquisition and Security, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China"],"raw_orcid":"https://orcid.org/0000-0002-9720-8451","affiliations":[{"raw_affiliation_string":"Acoustic Science and Technology Laboratory, College of Underwater Acoustic Engineering, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225"]},{"raw_affiliation_string":"Key Laboratory of Marine Information Acquisition and Security, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225","https://openalex.org/I890469752"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030773043","display_name":"Gang Qiao","orcid":"https://orcid.org/0000-0002-4767-0015"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]},{"id":"https://openalex.org/I890469752","display_name":"Ministry of Industry and Information Technology","ror":"https://ror.org/0385nmy68","country_code":"CN","type":"government","lineage":["https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Gang Qiao","raw_affiliation_strings":["Acoustic Science and Technology Laboratory, College of Underwater Acoustic Engineering, Harbin Engineering University, Harbin, China","Key Laboratory of Marine Information Acquisition and Security, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China"],"raw_orcid":"https://orcid.org/0000-0002-4767-0015","affiliations":[{"raw_affiliation_string":"Acoustic Science and Technology Laboratory, College of Underwater Acoustic Engineering, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225"]},{"raw_affiliation_string":"Key Laboratory of Marine Information Acquisition and Security, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225","https://openalex.org/I890469752"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5033781382"],"corresponding_institution_ids":["https://openalex.org/I151727225","https://openalex.org/I890469752"],"apc_list":null,"apc_paid":null,"fwci":1.6186,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.84955922,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"27","issue":null,"first_page":"1375","last_page":"1379"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/channelized","display_name":"Channelized","score":0.6801859140396118},{"id":"https://openalex.org/keywords/correlation","display_name":"Correlation","score":0.6286730170249939},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6147057414054871},{"id":"https://openalex.org/keywords/detection-theory","display_name":"Detection theory","score":0.5803645849227905},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5646820664405823},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.5495898723602295},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5477856397628784},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.5471110343933105},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5333355069160461},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5166043043136597},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3686442971229553},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.28078410029411316},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27043676376342773},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.17178642749786377},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10463720560073853},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.07168599963188171}],"concepts":[{"id":"https://openalex.org/C51889082","wikidata":"https://www.wikidata.org/wiki/Q5072521","display_name":"Channelized","level":2,"score":0.6801859140396118},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.6286730170249939},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6147057414054871},{"id":"https://openalex.org/C137270730","wikidata":"https://www.wikidata.org/wiki/Q120811","display_name":"Detection theory","level":3,"score":0.5803645849227905},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5646820664405823},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.5495898723602295},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5477856397628784},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.5471110343933105},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5333355069160461},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5166043043136597},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3686442971229553},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.28078410029411316},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27043676376342773},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.17178642749786377},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10463720560073853},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.07168599963188171},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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/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/lsp.2020.3013769","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2020.3013769","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.75,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G147760013","display_name":null,"funder_award_id":"11974090","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1821649598","display_name":null,"funder_award_id":"61771152","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G240312183","display_name":null,"funder_award_id":"11774074","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5956682207","display_name":null,"funder_award_id":"YQ2019F002","funder_id":"https://openalex.org/F4320323085","funder_display_name":"Natural Science Foundation of Heilongjiang Province"},{"id":"https://openalex.org/G7668935725","display_name":null,"funder_award_id":"2018YFC0308500","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320323085","display_name":"Natural Science Foundation of Heilongjiang Province","ror":null},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1665036618","https://openalex.org/W2011500815","https://openalex.org/W2025350366","https://openalex.org/W2033686181","https://openalex.org/W2048101164","https://openalex.org/W2103645388","https://openalex.org/W2107202787","https://openalex.org/W2135738604","https://openalex.org/W2159582847","https://openalex.org/W2198505748","https://openalex.org/W2551956255","https://openalex.org/W2782036827","https://openalex.org/W2891210827","https://openalex.org/W2917701288","https://openalex.org/W2946593573","https://openalex.org/W2979593067"],"related_works":["https://openalex.org/W2534802535","https://openalex.org/W2365283995","https://openalex.org/W2387156362","https://openalex.org/W2074073404","https://openalex.org/W2036807298","https://openalex.org/W4285814784","https://openalex.org/W1965055812","https://openalex.org/W1966535600","https://openalex.org/W2093613770","https://openalex.org/W2072903707"],"abstract_inverted_index":{"This":[0],"letter":[1],"proposes":[2],"a":[3,18,22,63],"correlation":[4,35,45,76,126,143],"detection":[5,85,119,124,127,132,144,148],"algorithm":[6,145],"based":[7],"on":[8,93],"multi-channelization.":[9,38],"The":[10],"existing":[11],"method":[12,33,65],"has":[13,146],"poor":[14],"performance":[15,110,149],"for":[16],"detecting":[17],"time-varying":[19],"signal":[20,118],"with":[21],"low":[23,90],"signal-to-noise":[24],"ratio(SNR).":[25],"To":[26,106],"overcome":[27],"this":[28],"problem,":[29],"we":[30,98,114],"use":[31],"the":[32,41,44,51,54,68,71,84,94,109,112,141,151],"of":[34,78,87,96,111],"summation":[36],"after":[37],"According":[39],"to":[40,103],"difference":[42],"between":[43,46],"signals":[47,88],"and":[48,129,136],"noise":[49,72],"in":[50],"received":[52],"data,":[53,80],"single-channel":[55],"data":[56,61],"is":[57,73,153],"converted":[58],"into":[59],"multi-channel":[60,79],"by":[62,75],"multi-channelization":[64,142],"without":[66],"changing":[67],"signals.":[69,105],"Then":[70],"filtered":[74],"calculation":[77],"which":[81],"can":[82],"improve":[83],"probability":[86],"under":[89],"SNR.":[91],"Based":[92],"theory":[95],"multi-channelization,":[97],"propose":[99],"two":[100],"different":[101],"methods":[102],"detect":[104],"better":[107,147],"reflect":[108],"algorithm,":[113],"compared":[115],"several":[116],"classical":[117],"methods,":[120],"such":[121],"as":[122],"energy":[123],"(ED),":[125],"(CD),":[128],"cyclic":[130],"spectrum":[131],"(CSD).":[133],"Simulation":[134],"analysis":[135],"experimental":[137],"results":[138],"show":[139],"that":[140],"when":[150],"SNR":[152],"low.":[154]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}