乐胖代购免代理版

{"id":"https://openalex.org/W4250315634","doi":"https://doi.org/10.1109/iccsa54496.2021.00024","title":"Solution of linear discrete ill-posed problems by discretized Chebyshev expansion","display_name":"Solution of linear discrete ill-posed problems by discretized Chebyshev expansion","publication_year":2021,"publication_date":"2021-09-01","ids":{"openalex":"https://openalex.org/W4250315634","doi":"https://doi.org/10.1109/iccsa54496.2021.00024"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccsa54496.2021.00024","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"proceedings-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/A5033953654","display_name":"Xianglan Bai","orcid":null},"institutions":[{"id":"https://openalex.org/I149910238","display_name":"Kent State University","ror":"https://ror.org/049pfb863","country_code":"US","type":"education","lineage":["https://openalex.org/I149910238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xianglan Bai","raw_affiliation_strings":["Kent State University,Department of Mathematical Sciences,Kent,OH,44242"],"affiliations":[{"raw_affiliation_string":"Kent State University,Department of Mathematical Sciences,Kent,OH,44242","institution_ids":["https://openalex.org/I149910238"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074424812","display_name":"Alessandro Buccini","orcid":"https://orcid.org/0000-0002-6456-4150"},"institutions":[{"id":"https://openalex.org/I172446870","display_name":"University of Cagliari","ror":"https://ror.org/003109y17","country_code":"IT","type":"education","lineage":["https://openalex.org/I172446870"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Alessandro Buccini","raw_affiliation_strings":["University of Cagliari,Department of Mathematics and Computer Science,Cagliari,Italy"],"affiliations":[{"raw_affiliation_string":"University of Cagliari,Department of Mathematics and Computer Science,Cagliari,Italy","institution_ids":["https://openalex.org/I172446870"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072817181","display_name":"Lothar Reichel","orcid":"https://orcid.org/0000-0003-1729-6816"},"institutions":[{"id":"https://openalex.org/I149910238","display_name":"Kent State University","ror":"https://ror.org/049pfb863","country_code":"US","type":"education","lineage":["https://openalex.org/I149910238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Lothar Reichel","raw_affiliation_strings":["Kent State University,Department of Mathematical Sciences,Kent,OH,44242"],"affiliations":[{"raw_affiliation_string":"Kent State University,Department of Mathematical Sciences,Kent,OH,44242","institution_ids":["https://openalex.org/I149910238"]}]}],"institution_assertions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":0,"max":57},"biblio":{"volume":null,"issue":null,"first_page":"101","last_page":"111"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T11205","display_name":"Numerical methods in inverse problems","score":0.9996,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11205","display_name":"Numerical methods in inverse problems","score":0.9996,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10739","display_name":"Electromagnetic Scattering and Analysis","score":0.9975,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9964,"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/krylov-subspace","display_name":"Krylov subspace","score":0.8876009},{"id":"https://openalex.org/keywords/chebyshev-iteration","display_name":"Chebyshev iteration","score":0.62478596},{"id":"https://openalex.org/keywords/chebyshev-nodes","display_name":"Chebyshev nodes","score":0.5179464},{"id":"https://openalex.org/keywords/basis","display_name":"Basis (linear algebra)","score":0.46978036}],"concepts":[{"id":"https://openalex.org/C147060835","wikidata":"https://www.wikidata.org/wiki/Q1757151","display_name":"Krylov subspace","level":3,"score":0.8876009},{"id":"https://openalex.org/C73000952","wikidata":"https://www.wikidata.org/wiki/Q17007827","display_name":"Discretization","level":2,"score":0.7221716},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.6909614},{"id":"https://openalex.org/C196512905","wikidata":"https://www.wikidata.org/wiki/Q2457511","display_name":"Chebyshev iteration","level":3,"score":0.62478596},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5982856},{"id":"https://openalex.org/C129785596","wikidata":"https://www.wikidata.org/wiki/Q619511","display_name":"Chebyshev polynomials","level":2,"score":0.5785707},{"id":"https://openalex.org/C6802819","wikidata":"https://www.wikidata.org/wiki/Q1072174","display_name":"Linear system","level":2,"score":0.5639552},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.5632487},{"id":"https://openalex.org/C21424316","wikidata":"https://www.wikidata.org/wiki/Q718621","display_name":"Chebyshev filter","level":2,"score":0.52402884},{"id":"https://openalex.org/C171326582","wikidata":"https://www.wikidata.org/wiki/Q1052508","display_name":"Chebyshev nodes","level":3,"score":0.5179464},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.51499015},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.48614737},{"id":"https://openalex.org/C12426560","wikidata":"https://www.wikidata.org/wiki/Q189569","display_name":"Basis (linear algebra)","level":2,"score":0.46978036},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.43710887},{"id":"https://openalex.org/C155332342","wikidata":"https://www.wikidata.org/wiki/Q1432976","display_name":"Generalized minimal residual method","level":3,"score":0.427291},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3770659},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.373039},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.18647411},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccsa54496.2021.00024","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[],"grants":[{"funder":"https://openalex.org/F4320326069","funder_display_name":"Regione Autonoma della Sardegna","award_id":null}],"datasets":[],"versions":[],"referenced_works_count":26,"referenced_works":["https://openalex.org/W1570089119","https://openalex.org/W1594234351","https://openalex.org/W1972889810","https://openalex.org/W1977820150","https://openalex.org/W1985206468","https://openalex.org/W1999027871","https://openalex.org/W2004026774","https://openalex.org/W2024368976","https://openalex.org/W2033242948","https://openalex.org/W2040517289","https://openalex.org/W2059130945","https://openalex.org/W2059693947","https://openalex.org/W2113834512","https://openalex.org/W2117756735","https://openalex.org/W2512523917","https://openalex.org/W2606473771","https://openalex.org/W2616678780","https://openalex.org/W2805921369","https://openalex.org/W2950401545","https://openalex.org/W2964159195","https://openalex.org/W3003624317","https://openalex.org/W3080914972","https://openalex.org/W3085509556","https://openalex.org/W3147334223","https://openalex.org/W4312258136","https://openalex.org/W64572908"],"related_works":["https://openalex.org/W49014452","https://openalex.org/W2345201752","https://openalex.org/W2179563627","https://openalex.org/W2136992695","https://openalex.org/W2112919228","https://openalex.org/W2063055382","https://openalex.org/W2054912819","https://openalex.org/W2034868998","https://openalex.org/W2021099221","https://openalex.org/W1974138590"],"abstract_inverted_index":{"Large-scale":[0],"linear":[1,158],"discrete":[2,159],"ill-posed":[3,160],"problems":[4,161,168],"are":[5],"generally":[6],"solved":[7],"by":[8],"Krylov":[9,55,119],"subspace":[10,57,79,103,120,143],"iterative":[11],"methods.":[12],"However,":[13],"these":[14],"methods":[15,74,98],"can":[16,82],"be":[17,37,83,154],"difficult":[18],"to":[19,36,44,67,117,134,153],"implement":[20],"so":[21],"that":[22,47,75,81,99,105,122],"they":[23],"execute":[24],"efficiently":[25,90],"in":[26,60,85,162,169],"a":[27,77,101,118,135,141],"multiprocessor":[28],"environment,":[29],"because":[30],"some":[31,167],"of":[32,53,71,109,129,140,147],"the":[33,45,54,69,130],"computations":[34],"have":[35],"carried":[38],"out":[39],"sequentially.":[40],"This":[41,94],"is":[42,58,64,106,123,151],"due":[43],"fact":[46],"only":[48],"one":[49,163],"new":[50],"basis":[51,80,104,144],"vector":[52],"solution":[56,73,78,97,102,142],"generated":[59,84],"each":[61],"iteration.":[62],"It":[63,113],"therefore":[65],"interesting":[66],"investigate":[68],"performance":[70,116],"other":[72],"use":[76,100],"parallel":[86],"and,":[87],"therefore,":[88],"more":[89],"on":[91,125],"many":[92],"computers.":[93],"paper":[95],"proposes":[96],"made":[107,145],"up":[108,146],"discretized":[110,148],"Chebyshev":[111,149],"polynomials.":[112],"compares":[114],"their":[115],"method":[121],"based":[124],"partial":[126],"Golub\u2013Kahan":[127],"bidiagonalization":[128],"system":[131],"matrix,":[132],"and":[133,165],"randomized":[136],"method.":[137],"The":[138],"application":[139],"polynomial":[150],"found":[152],"competitive":[155],"when":[156],"solving":[157],"space-dimension":[164],"for":[166],"higher":[170],"space-dimensions.":[171]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W4250315634","counts_by_year":[],"updated_date":"2024-12-16T02:17:55.021744","created_date":"2022-05-12"}