{"id":"https://openalex.org/W2911793134","doi":"https://doi.org/10.1109/access.2019.2897488","title":"A Dynamical System With Fixed Convergence Time for Sparse Recovery","display_name":"A Dynamical System With Fixed Convergence Time for Sparse Recovery","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2911793134","doi":"https://doi.org/10.1109/access.2019.2897488","mag":"2911793134"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2897488","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2897488","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08638783.pdf","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":null,"license_id":null,"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://ieeexplore.ieee.org/ielx7/6287639/8600701/08638783.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108679029","display_name":"Junying Ren","orcid":"https://orcid.org/0009-0007-1596-9593"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Junying Ren","raw_affiliation_strings":["School of Electronic and Information, Wuhan University, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100736935","display_name":"Lei Yu","orcid":"https://orcid.org/0000-0002-7329-4631"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Yu","raw_affiliation_strings":["School of Electronic and Information, Wuhan University, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007591704","display_name":"Yulun Jiang","orcid":null},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yulun Jiang","raw_affiliation_strings":["School of Electronic and Information, Wuhan University, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004295114","display_name":"Jean\u2010Pierre Barbot","orcid":"https://orcid.org/0000-0002-7723-2534"},"institutions":[{"id":"https://openalex.org/I86175216","display_name":"\u00c9cole Nationale Sup\u00e9rieure de l'\u00c9lectronique et de ses Applications","ror":"https://ror.org/03qeacd72","country_code":"FR","type":"education","lineage":["https://openalex.org/I86175216"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Jean-Pierre Barbot","raw_affiliation_strings":["Quartz EA 7393, ENSEA, Cergy-Pontoise, France"],"affiliations":[{"raw_affiliation_string":"Quartz EA 7393, ENSEA, Cergy-Pontoise, France","institution_ids":["https://openalex.org/I86175216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112441758","display_name":"Hong Sun","orcid":null},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hong Sun","raw_affiliation_strings":["School of Electronic and Information, Wuhan University, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5108679029"],"corresponding_institution_ids":["https://openalex.org/I37461747"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.01548689,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"7","issue":null,"first_page":"21844","last_page":"21850"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":1.0,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9997000098228455,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9980999827384949,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.7252240777015686},{"id":"https://openalex.org/keywords/fixed-point","display_name":"Fixed point","score":0.7087030410766602},{"id":"https://openalex.org/keywords/exponent","display_name":"Exponent","score":0.6446018218994141},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.632628858089447},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5667876601219177},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.5370871424674988},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.4831058979034424},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4489188492298126},{"id":"https://openalex.org/keywords/dynamical-systems-theory","display_name":"Dynamical systems theory","score":0.43667319416999817},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3657800853252411},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24924516677856445}],"concepts":[{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.7252240777015686},{"id":"https://openalex.org/C61445026","wikidata":"https://www.wikidata.org/wiki/Q217608","display_name":"Fixed point","level":2,"score":0.7087030410766602},{"id":"https://openalex.org/C2780388253","wikidata":"https://www.wikidata.org/wiki/Q5421508","display_name":"Exponent","level":2,"score":0.6446018218994141},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.632628858089447},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5667876601219177},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.5370871424674988},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.4831058979034424},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4489188492298126},{"id":"https://openalex.org/C79379906","wikidata":"https://www.wikidata.org/wiki/Q3174497","display_name":"Dynamical systems theory","level":2,"score":0.43667319416999817},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3657800853252411},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24924516677856445},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","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},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2897488","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2897488","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08638783.pdf","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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:c13ff51922324c3e93adbbcf896a8e6b","is_oa":true,"landing_page_url":"https://doaj.org/article/c13ff51922324c3e93adbbcf896a8e6b","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"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 21844-21850 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2897488","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2897488","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08638783.pdf","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":null,"license_id":null,"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/G1231421488","display_name":null,"funder_award_id":"under","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1357851652","display_name":null,"funder_award_id":"61771014","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1980609526","display_name":null,"funder_award_id":"61401315","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G391238517","display_name":null,"funder_award_id":", and","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7830843176","display_name":null,"funder_award_id":"61871297","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2911793134.pdf","grobid_xml":"https://content.openalex.org/works/W2911793134.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W1571964474","https://openalex.org/W1988837728","https://openalex.org/W1991693778","https://openalex.org/W1999949109","https://openalex.org/W2015113370","https://openalex.org/W2033585806","https://openalex.org/W2052883072","https://openalex.org/W2062551655","https://openalex.org/W2100543212","https://openalex.org/W2100556411","https://openalex.org/W2115141757","https://openalex.org/W2115706991","https://openalex.org/W2122466069","https://openalex.org/W2127271355","https://openalex.org/W2129131372","https://openalex.org/W2129812935","https://openalex.org/W2151693816","https://openalex.org/W2152503192","https://openalex.org/W2157969180","https://openalex.org/W2557873547","https://openalex.org/W2589349653","https://openalex.org/W2752388197","https://openalex.org/W2962871882","https://openalex.org/W2997320126","https://openalex.org/W4250955649"],"related_works":["https://openalex.org/W2467119940","https://openalex.org/W3194077685","https://openalex.org/W2152758797","https://openalex.org/W2382762871","https://openalex.org/W2062219402","https://openalex.org/W4287865632","https://openalex.org/W3049435653","https://openalex.org/W2391509332","https://openalex.org/W3008736645","https://openalex.org/W2982226092"],"abstract_inverted_index":{"The":[0],"sparse":[1],"recovery":[2],"(SR)":[3],"algorithm,":[4],"under":[5],"the":[6,31,51,63,69,76,83],"premise":[7],"that":[8],"signals":[9],"are":[10],"sparse,":[11],"can":[12],"be":[13],"divided":[14],"into":[15],"two":[16],"categories.":[17],"One":[18],"is":[19,33,42],"a":[20,34,56],"digital":[21],"discrete":[22],"method":[23,36,53],"implemented":[24,37],"via":[25,38],"lots":[26],"of":[27,75],"iterative":[28],"computations":[29],"and":[30,54,86],"other":[32],"continuous":[35,52],"analog":[39],"circuits,":[40],"which":[41],"usually":[43],"faster.":[44],"In":[45],"this":[46],"paper,":[47],"we":[48],"focus":[49],"on":[50],"propose":[55],"fixed-time":[57],"convergence":[58],"dynamical":[59],"system.":[60],"Compared":[61],"with":[62],"existing":[64],"system,":[65],"it":[66],"dynamically":[67],"allocates":[68],"exponent":[70,85],"according":[71],"to":[72],"time-varying":[73],"elements":[74],"system":[77],"state,":[78],"avoiding":[79],"possible":[80],"mismatches":[81],"between":[82],"fixed":[84],"some":[87],"elements.":[88]},"counts_by_year":[],"updated_date":"2026-04-13T07:58:08.660418","created_date":"2025-10-10T00:00:00"}
