{"id":"https://openalex.org/W2015677763","doi":"https://doi.org/10.1080/10637199708915588","title":"OPTIMAL SYSTOLIC ARRAYS FOR REAL-TIME IMPLEMENTATION OF THE MODIFIED COVARIANCE SPECTRAL ESTIMATOR","display_name":"OPTIMAL SYSTOLIC ARRAYS FOR REAL-TIME IMPLEMENTATION OF THE MODIFIED COVARIANCE SPECTRAL ESTIMATOR","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W2015677763","doi":"https://doi.org/10.1080/10637199708915588","mag":"2015677763"},"language":"en","primary_location":{"id":"doi:10.1080/10637199708915588","is_oa":false,"landing_page_url":"https://doi.org/10.1080/10637199708915588","pdf_url":null,"source":{"id":"https://openalex.org/S89732838","display_name":"Parallel algorithms and applications","issn_l":"1026-7689","issn":["1026-7689","1029-032X","1063-7192"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Parallel Algorithms and Applications","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/A5110195166","display_name":"Stephen Bellis","orcid":null},"institutions":[{"id":"https://openalex.org/I161548249","display_name":"Bangor University","ror":"https://ror.org/006jb1a24","country_code":"GB","type":"education","lineage":["https://openalex.org/I161548249"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"STEPHEN J. BELLIS","raw_affiliation_strings":["School of Electronic Engineering and Computer Systems , University of Wales , Bangor, UK"],"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Systems , University of Wales , Bangor, UK","institution_ids":["https://openalex.org/I161548249"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111465929","display_name":"P.J. Fish","orcid":null},"institutions":[{"id":"https://openalex.org/I161548249","display_name":"Bangor University","ror":"https://ror.org/006jb1a24","country_code":"GB","type":"education","lineage":["https://openalex.org/I161548249"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"PETER J. FISH","raw_affiliation_strings":["School of Electronic Engineering and Computer Systems , University of Wales , Bangor, UK"],"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Systems , University of Wales , Bangor, UK","institution_ids":["https://openalex.org/I161548249"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020472295","display_name":"William P. Marnane","orcid":"https://orcid.org/0000-0002-5039-1498"},"institutions":[{"id":"https://openalex.org/I27577105","display_name":"University College Cork","ror":"https://ror.org/03265fv13","country_code":"IE","type":"education","lineage":["https://openalex.org/I27577105"]}],"countries":["IE"],"is_corresponding":false,"raw_author_name":"WILLIAM P. MARNANE","raw_affiliation_strings":["Dept of Electrical Engineering and Microelectronics , University College Cork , Ireland"],"affiliations":[{"raw_affiliation_string":"Dept of Electrical Engineering and Microelectronics , University College Cork , Ireland","institution_ids":["https://openalex.org/I27577105"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5110195166"],"corresponding_institution_ids":["https://openalex.org/I161548249"],"apc_list":null,"apc_paid":null,"fwci":1.649,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.81451897,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"11","issue":"1-2","first_page":"71","last_page":"96"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.998199999332428,"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/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.998199999332428,"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/T10727","display_name":"Ultrasound Imaging and Elastography","score":0.9945999979972839,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9944999814033508,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/cholesky-decomposition","display_name":"Cholesky decomposition","score":0.8627327084541321},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6159628629684448},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.6152804493904114},{"id":"https://openalex.org/keywords/systolic-array","display_name":"Systolic array","score":0.5634279251098633},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5401846766471863},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5254963040351868},{"id":"https://openalex.org/keywords/minimum-degree-algorithm","display_name":"Minimum degree algorithm","score":0.5254525542259216},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.45951592922210693},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.4259708523750305},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4090225398540497},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32903560996055603},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.10794147849082947}],"concepts":[{"id":"https://openalex.org/C34727166","wikidata":"https://www.wikidata.org/wiki/Q515375","display_name":"Cholesky decomposition","level":3,"score":0.8627327084541321},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6159628629684448},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.6152804493904114},{"id":"https://openalex.org/C150741067","wikidata":"https://www.wikidata.org/wiki/Q2377218","display_name":"Systolic array","level":3,"score":0.5634279251098633},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5401846766471863},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5254963040351868},{"id":"https://openalex.org/C46085209","wikidata":"https://www.wikidata.org/wiki/Q17098969","display_name":"Minimum degree algorithm","level":5,"score":0.5254525542259216},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.45951592922210693},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.4259708523750305},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4090225398540497},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32903560996055603},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.10794147849082947},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.0},{"id":"https://openalex.org/C14580979","wikidata":"https://www.wikidata.org/wiki/Q876049","display_name":"Very-large-scale integration","level":2,"score":0.0},{"id":"https://openalex.org/C44363057","wikidata":"https://www.wikidata.org/wiki/Q6015160","display_name":"Incomplete Cholesky factorization","level":4,"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/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"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":1,"locations":[{"id":"doi:10.1080/10637199708915588","is_oa":false,"landing_page_url":"https://doi.org/10.1080/10637199708915588","pdf_url":null,"source":{"id":"https://openalex.org/S89732838","display_name":"Parallel algorithms and applications","issn_l":"1026-7689","issn":["1026-7689","1029-032X","1063-7192"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Parallel Algorithms and Applications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W598987473","https://openalex.org/W1509443229","https://openalex.org/W1541871984","https://openalex.org/W1566697936","https://openalex.org/W1578458555","https://openalex.org/W1599533721","https://openalex.org/W1666015432","https://openalex.org/W1988029913","https://openalex.org/W2017369466","https://openalex.org/W2056900833","https://openalex.org/W2075509753","https://openalex.org/W2092210388","https://openalex.org/W2098923935","https://openalex.org/W2115219664","https://openalex.org/W2172119162","https://openalex.org/W2325556328","https://openalex.org/W2798909945","https://openalex.org/W3143835353","https://openalex.org/W4309573086"],"related_works":["https://openalex.org/W2039814159","https://openalex.org/W3210095423","https://openalex.org/W2403987929","https://openalex.org/W1978050836","https://openalex.org/W3123211304","https://openalex.org/W2768858086","https://openalex.org/W3149332717","https://openalex.org/W4246848712","https://openalex.org/W4327750154","https://openalex.org/W3172690770"],"abstract_inverted_index":{"The":[0,38],"Modified":[1],"Covariance":[2],"method":[3,62],"of":[4,11,40,49,54,71,79],"spectral":[5],"estimation,":[6],"proposed":[7],"as":[8],"a":[9,59,88,94],"replacement":[10],"the":[12,77],"conventional":[13],"short":[14],"term":[15],"Fourier":[16],"transform":[17],"for":[18,45,58,69],"use":[19,39],"with":[20,63],"pulsed":[21],"Doppler":[22],"ultrasound":[23],"blood":[24],"flow":[25],"detectors":[26],"in":[27],"order":[28],"to":[29,76],"improve":[30],"time/frequency":[31],"resolution,":[32],"is":[33,48],"computationally":[34],"far":[35],"more":[36],"demanding.":[37],"an":[41],"application":[42],"specific":[43],"architecture":[44],"real-time":[46],"implementation":[47],"interest.":[50],"A":[51],"cost/benefit":[52],"selection":[53],"systolic":[55,90],"arrays,":[56],"firstly":[57],"matrix":[60,73,81],"solution":[61],"suitable":[64],"bus":[65,85],"width":[66,86],"and":[67,87],"secondly":[68],"calculation":[70],"covariance":[72],"elements,":[74],"led":[75],"choice":[78],"Cholesky":[80],"decomposition,":[82],"12":[83],"bit":[84],"bi-linear":[89],"array":[91],"designed":[92],"using":[93],"data":[95],"dependence":[96],"graph":[97],"method.":[98]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
