{"id":"https://openalex.org/W4405373672","doi":"https://doi.org/10.1007/s00034-024-02914-9","title":"Underdetermined Blind Signal Separation with Smooth Approximation Function for Insufficiently Sparse Sources","display_name":"Underdetermined Blind Signal Separation with Smooth Approximation Function for Insufficiently Sparse Sources","publication_year":2024,"publication_date":"2024-12-13","ids":{"openalex":"https://openalex.org/W4405373672","doi":"https://doi.org/10.1007/s00034-024-02914-9"},"language":"en","primary_location":{"id":"doi:10.1007/s00034-024-02914-9","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00034-024-02914-9","pdf_url":null,"source":{"id":"https://openalex.org/S20109229","display_name":"Circuits Systems and Signal Processing","issn_l":"0278-081X","issn":["0278-081X","1531-5878"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320186","host_organization_name":"Birkh\u00e4user","host_organization_lineage":["https://openalex.org/P4310320186","https://openalex.org/P4310319900"],"host_organization_lineage_names":["Birkh\u00e4user","Springer Science+Business Media"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Circuits, Systems, and Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://figshare.com/articles/journal_contribution/Underdetermined_Blind_Signal_Separation_with_Smooth_Approximation_Function_for_Insufficiently_Sparse_Sources/28267781","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100373501","display_name":"Yongxiang Li","orcid":"https://orcid.org/0000-0002-0496-8196"},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]},{"id":"https://openalex.org/I4210125143","display_name":"Chengdu University","ror":"https://ror.org/034z67559","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210125143"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongxiang Li","raw_affiliation_strings":["College of Computer Science, Sichuan University, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-0496-8196","affiliations":[{"raw_affiliation_string":"College of Computer Science, Sichuan University, Chengdu, China","institution_ids":["https://openalex.org/I4210125143","https://openalex.org/I24185976"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102880470","display_name":"Dezhong Peng","orcid":null},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]},{"id":"https://openalex.org/I4210125143","display_name":"Chengdu University","ror":"https://ror.org/034z67559","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210125143"]},{"id":"https://openalex.org/I4210156034","display_name":"Sichuan Research Center of New Materials","ror":"https://ror.org/0587q0807","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210156034"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Dezhong Peng","raw_affiliation_strings":["College of Computer Science, Sichuan University, Chengdu, China","Sichuan National Innovation New Vision UHD Video Technology Co., Ltd., Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science, Sichuan University, Chengdu, China","institution_ids":["https://openalex.org/I4210125143","https://openalex.org/I24185976"]},{"raw_affiliation_string":"Sichuan National Innovation New Vision UHD Video Technology Co., Ltd., Chengdu, China","institution_ids":["https://openalex.org/I4210156034"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051297830","display_name":"Yong Xiang","orcid":"https://orcid.org/0000-0003-3545-7863"},"institutions":[{"id":"https://openalex.org/I149704539","display_name":"Deakin University","ror":"https://ror.org/02czsnj07","country_code":"AU","type":"education","lineage":["https://openalex.org/I149704539"]},{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]},{"id":"https://openalex.org/I4210125143","display_name":"Chengdu University","ror":"https://ror.org/034z67559","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210125143"]}],"countries":["AU","CN"],"is_corresponding":false,"raw_author_name":"Yong Xiang","raw_affiliation_strings":["School of Information Technology, Deakin University, Melbourne, Australia","College of Computer Science, Sichuan University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Technology, Deakin University, Melbourne, Australia","institution_ids":["https://openalex.org/I149704539"]},{"raw_affiliation_string":"College of Computer Science, Sichuan University, Chengdu, China","institution_ids":["https://openalex.org/I4210125143","https://openalex.org/I24185976"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057003255","display_name":"Yingke Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I32394136","display_name":"Northumbria University","ror":"https://ror.org/049e6bc10","country_code":"GB","type":"education","lineage":["https://openalex.org/I32394136"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yingke Chen","raw_affiliation_strings":["Department of Computer and Information Sciences, Northumbria University, Newcastle Upon Tyne, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer and Information Sciences, Northumbria University, Newcastle Upon Tyne, UK","institution_ids":["https://openalex.org/I32394136"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5049528428","display_name":"Qingchuan Tao","orcid":"https://orcid.org/0000-0002-7137-585X"},"institutions":[{"id":"https://openalex.org/I24185976","display_name":"Sichuan University","ror":"https://ror.org/011ashp19","country_code":"CN","type":"education","lineage":["https://openalex.org/I24185976"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingchuan Tao","raw_affiliation_strings":["College of Electronic Information, Sichuan University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electronic Information, Sichuan University, Chengdu, China","institution_ids":["https://openalex.org/I24185976"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5102880470"],"corresponding_institution_ids":["https://openalex.org/I24185976","https://openalex.org/I4210125143","https://openalex.org/I4210156034"],"apc_list":null,"apc_paid":null,"fwci":0.5631,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.65945078,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":97},"biblio":{"volume":"44","issue":"4","first_page":"2503","last_page":"2526"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":1.0,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10860","display_name":"Speech and Audio Processing","score":0.9966999888420105,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/underdetermined-system","display_name":"Underdetermined system","score":0.8368808031082153},{"id":"https://openalex.org/keywords/blind-signal-separation","display_name":"Blind signal separation","score":0.8322939872741699},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5630605220794678},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4910564422607422},{"id":"https://openalex.org/keywords/separation","display_name":"Separation (statistics)","score":0.4572870135307312},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.44335445761680603},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4107184410095215},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.41046664118766785},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.20567438006401062},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15648126602172852},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.10577338933944702},{"id":"https://openalex.org/keywords/cell-biology","display_name":"Cell biology","score":0.08839023113250732}],"concepts":[{"id":"https://openalex.org/C179690561","wikidata":"https://www.wikidata.org/wiki/Q4316110","display_name":"Underdetermined system","level":2,"score":0.8368808031082153},{"id":"https://openalex.org/C120317606","wikidata":"https://www.wikidata.org/wiki/Q17105967","display_name":"Blind signal separation","level":3,"score":0.8322939872741699},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5630605220794678},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4910564422607422},{"id":"https://openalex.org/C2776061190","wikidata":"https://www.wikidata.org/wiki/Q7451805","display_name":"Separation (statistics)","level":2,"score":0.4572870135307312},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.44335445761680603},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4107184410095215},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.41046664118766785},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.20567438006401062},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15648126602172852},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.10577338933944702},{"id":"https://openalex.org/C95444343","wikidata":"https://www.wikidata.org/wiki/Q7141","display_name":"Cell biology","level":1,"score":0.08839023113250732},{"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/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s00034-024-02914-9","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00034-024-02914-9","pdf_url":null,"source":{"id":"https://openalex.org/S20109229","display_name":"Circuits Systems and Signal Processing","issn_l":"0278-081X","issn":["0278-081X","1531-5878"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320186","host_organization_name":"Birkh\u00e4user","host_organization_lineage":["https://openalex.org/P4310320186","https://openalex.org/P4310319900"],"host_organization_lineage_names":["Birkh\u00e4user","Springer Science+Business Media"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Circuits, Systems, and Signal Processing","raw_type":"journal-article"},{"id":"pmh:oai:figshare.com:article/28267781","is_oa":true,"landing_page_url":"https://figshare.com/articles/journal_contribution/Underdetermined_Blind_Signal_Separation_with_Smooth_Approximation_Function_for_Insufficiently_Sparse_Sources/28267781","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:figshare.com:article/28267781","is_oa":true,"landing_page_url":"https://figshare.com/articles/journal_contribution/Underdetermined_Blind_Signal_Separation_with_Smooth_Approximation_Function_for_Insufficiently_Sparse_Sources/28267781","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6584906598","display_name":null,"funder_award_id":"U19A2078","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8199350077","display_name":null,"funder_award_id":"LP290100594","funder_id":"https://openalex.org/F4320334704","funder_display_name":"Australian Research Council"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320334704","display_name":"Australian Research Council","ror":"https://ror.org/05mmh0f86"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W1956364622","https://openalex.org/W1971396182","https://openalex.org/W1976806256","https://openalex.org/W1985834699","https://openalex.org/W1998872480","https://openalex.org/W2038182769","https://openalex.org/W2050834445","https://openalex.org/W2069770680","https://openalex.org/W2077626982","https://openalex.org/W2099741732","https://openalex.org/W2112803268","https://openalex.org/W2120206050","https://openalex.org/W2127271355","https://openalex.org/W2130028685","https://openalex.org/W2137620427","https://openalex.org/W2142638745","https://openalex.org/W2150743271","https://openalex.org/W2152374194","https://openalex.org/W2153909896","https://openalex.org/W2154332973","https://openalex.org/W2156364114","https://openalex.org/W2156439126","https://openalex.org/W2168975387","https://openalex.org/W2527473130","https://openalex.org/W2528648358","https://openalex.org/W2902564128","https://openalex.org/W2965863256","https://openalex.org/W3098520355","https://openalex.org/W3120972111","https://openalex.org/W3136170586","https://openalex.org/W3173789025","https://openalex.org/W4206015549","https://openalex.org/W4210408276","https://openalex.org/W4221069026","https://openalex.org/W4224919179","https://openalex.org/W4226143594","https://openalex.org/W4233231227","https://openalex.org/W4300484516","https://openalex.org/W4321018271","https://openalex.org/W4366496777","https://openalex.org/W4367663332","https://openalex.org/W4376138472","https://openalex.org/W4376481070","https://openalex.org/W4385604861","https://openalex.org/W4391007279"],"related_works":["https://openalex.org/W2383973401","https://openalex.org/W2034312940","https://openalex.org/W2351680970","https://openalex.org/W2095924515","https://openalex.org/W2030887432","https://openalex.org/W2900617041","https://openalex.org/W2206857820","https://openalex.org/W2375962929","https://openalex.org/W2006085665","https://openalex.org/W2017878933"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1}],"updated_date":"2026-01-20T23:28:44.954186","created_date":"2025-10-10T00:00:00"}
