{"id":"https://openalex.org/W2917083640","doi":"https://doi.org/10.1109/access.2019.2900122","title":"A Fast Solver for Large Tridiagonal Systems on Multi-Core Processors (Lass Library)","display_name":"A Fast Solver for Large Tridiagonal Systems on Multi-Core Processors (Lass Library)","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2917083640","doi":"https://doi.org/10.1109/access.2019.2900122","mag":"2917083640"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2900122","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2900122","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08643931.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/ielx7/6287639/8600701/08643931.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5083524237","display_name":"Pedro Valero\u2010Lara","orcid":"https://orcid.org/0000-0002-1479-4310"},"institutions":[{"id":"https://openalex.org/I2799803557","display_name":"Barcelona Supercomputing Center","ror":"https://ror.org/05sd8tv96","country_code":"ES","type":"facility","lineage":["https://openalex.org/I2799803557","https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Pedro Valero-Lara","raw_affiliation_strings":["Barcelona Supercomuting Center, Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Barcelona Supercomuting Center, Barcelona, Spain","institution_ids":["https://openalex.org/I2799803557"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077930643","display_name":"Diego Andrade","orcid":"https://orcid.org/0000-0001-5670-7425"},"institutions":[{"id":"https://openalex.org/I11019714","display_name":"Universidade da Coru\u00f1a","ror":"https://ror.org/01qckj285","country_code":"ES","type":"education","lineage":["https://openalex.org/I11019714"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Diego Andrade","raw_affiliation_strings":["Department of Computer Engineering, Universidade da Coru\u00f1a, A Coru\u00f1a, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Universidade da Coru\u00f1a, A Coru\u00f1a, Spain","institution_ids":["https://openalex.org/I11019714"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059920750","display_name":"Ra\u00fcl Sirvent","orcid":"https://orcid.org/0000-0003-0606-2512"},"institutions":[{"id":"https://openalex.org/I2799803557","display_name":"Barcelona Supercomputing Center","ror":"https://ror.org/05sd8tv96","country_code":"ES","type":"facility","lineage":["https://openalex.org/I2799803557","https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Raul Sirvent","raw_affiliation_strings":["Barcelona Supercomuting Center, Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Barcelona Supercomuting Center, Barcelona, Spain","institution_ids":["https://openalex.org/I2799803557"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035035680","display_name":"Jes\u00fas Labarta","orcid":"https://orcid.org/0000-0002-7489-4727"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jesus Labarta","raw_affiliation_strings":["Department of Computer Architecture, Polit\u00e8cnica de Catalunya, Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Computer Architecture, Polit\u00e8cnica de Catalunya, Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071884571","display_name":"Basilio B. Fraguela","orcid":"https://orcid.org/0000-0002-3438-5960"},"institutions":[{"id":"https://openalex.org/I11019714","display_name":"Universidade da Coru\u00f1a","ror":"https://ror.org/01qckj285","country_code":"ES","type":"education","lineage":["https://openalex.org/I11019714"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Basilio B. Fraguela","raw_affiliation_strings":["Department of Computer Engineering, Universidade da Coru\u00f1a, A Coru\u00f1a, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Universidade da Coru\u00f1a, A Coru\u00f1a, Spain","institution_ids":["https://openalex.org/I11019714"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070686724","display_name":"Ram\u00f3n Doallo","orcid":"https://orcid.org/0000-0002-6011-3387"},"institutions":[{"id":"https://openalex.org/I11019714","display_name":"Universidade da Coru\u00f1a","ror":"https://ror.org/01qckj285","country_code":"ES","type":"education","lineage":["https://openalex.org/I11019714"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Ramon Doallo","raw_affiliation_strings":["Department of Computer Engineering, Universidade da Coru\u00f1a, A Coru\u00f1a, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Universidade da Coru\u00f1a, A Coru\u00f1a, Spain","institution_ids":["https://openalex.org/I11019714"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5083524237"],"corresponding_institution_ids":["https://openalex.org/I2799803557"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":2.952,"has_fulltext":true,"cited_by_count":17,"citation_normalized_percentile":{"value":0.90742158,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"7","issue":null,"first_page":"23365","last_page":"23378"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T10792","display_name":"Matrix Theory and Algorithms","score":0.9927999973297119,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T11697","display_name":"Numerical Methods and Algorithms","score":0.9861999750137329,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/tridiagonal-matrix","display_name":"Tridiagonal matrix","score":0.9416869282722473},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.805571436882019},{"id":"https://openalex.org/keywords/speedup","display_name":"Speedup","score":0.7537013292312622},{"id":"https://openalex.org/keywords/tridiagonal-matrix-algorithm","display_name":"Tridiagonal matrix algorithm","score":0.7000796794891357},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.6824336051940918},{"id":"https://openalex.org/keywords/solver","display_name":"Solver","score":0.6714366674423218},{"id":"https://openalex.org/keywords/implementation","display_name":"Implementation","score":0.5931292772293091},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.4994547367095947},{"id":"https://openalex.org/keywords/supercomputer","display_name":"Supercomputer","score":0.44493216276168823},{"id":"https://openalex.org/keywords/linear-system","display_name":"Linear system","score":0.43716001510620117},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.42995473742485046},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.41940411925315857},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16708669066429138},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.07157918810844421}],"concepts":[{"id":"https://openalex.org/C51647924","wikidata":"https://www.wikidata.org/wiki/Q1755277","display_name":"Tridiagonal matrix","level":3,"score":0.9416869282722473},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.805571436882019},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.7537013292312622},{"id":"https://openalex.org/C176603272","wikidata":"https://www.wikidata.org/wiki/Q1819156","display_name":"Tridiagonal matrix algorithm","level":4,"score":0.7000796794891357},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.6824336051940918},{"id":"https://openalex.org/C2778770139","wikidata":"https://www.wikidata.org/wiki/Q1966904","display_name":"Solver","level":2,"score":0.6714366674423218},{"id":"https://openalex.org/C26713055","wikidata":"https://www.wikidata.org/wiki/Q245962","display_name":"Implementation","level":2,"score":0.5931292772293091},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.4994547367095947},{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.44493216276168823},{"id":"https://openalex.org/C6802819","wikidata":"https://www.wikidata.org/wiki/Q1072174","display_name":"Linear system","level":2,"score":0.43716001510620117},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.42995473742485046},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.41940411925315857},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16708669066429138},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.07157918810844421},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","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},{"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/access.2019.2900122","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2900122","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08643931.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:90ee82506384479b827b80076ed72318","is_oa":true,"landing_page_url":"https://doaj.org/article/90ee82506384479b827b80076ed72318","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 23365-23378 (2019)","raw_type":"article"},{"id":"pmh:oai:ruc.udc.es:2183/34272","is_oa":false,"landing_page_url":"http://hdl.handle.net/2183/34272","pdf_url":null,"source":{"id":"https://openalex.org/S4306402204","display_name":"RUC (Universidade Da Coru\u00f1a)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"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":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2900122","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2900122","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08643931.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":[{"id":"https://metadata.un.org/sdg/9","score":0.5899999737739563,"display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G1496055848","display_name":null,"funder_award_id":"ED431C","funder_id":"https://openalex.org/F4320326655","funder_display_name":"Xunta de Galicia"},{"id":"https://openalex.org/G2083635853","display_name":null,"funder_award_id":"TIN2016-75845-P","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G2436365243","display_name":null,"funder_award_id":"2014-SGR-1051","funder_id":"https://openalex.org/F4320321505","funder_display_name":"Generalitat de Catalunya"},{"id":"https://openalex.org/G2631452109","display_name":null,"funder_award_id":"(ERDF)","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G3222096693","display_name":null,"funder_award_id":"TIN2015-65316-P","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G3236295204","display_name":null,"funder_award_id":"ED431G/01","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G3320554630","display_name":null,"funder_award_id":"ED431G/01","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G3324247440","display_name":null,"funder_award_id":"TIN2015-65316-P","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G3677188838","display_name":null,"funder_award_id":"Horizon 2020 Framework Programme for Research","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G3694284866","display_name":null,"funder_award_id":"ED431C","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G386121643","display_name":null,"funder_award_id":"TIN2015-65316-P","funder_id":"https://openalex.org/F4320326262","funder_display_name":"Ministerio de Asuntos Econ\u00f3micos y Transformaci\u00f3n Digital, Gobierno de Espa\u00f1a"},{"id":"https://openalex.org/G3875748329","display_name":null,"funder_award_id":"European Regional Development Fund","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G3876637791","display_name":null,"funder_award_id":"ED431G","funder_id":"https://openalex.org/F4320326655","funder_display_name":"Xunta de Galicia"},{"id":"https://openalex.org/G398560324","display_name":null,"funder_award_id":"720270","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G4180404498","display_name":null,"funder_award_id":"ED431G","funder_id":"https://openalex.org/F4320330134","funder_display_name":"Centro Singular de Investigaci\u00f3n de Galicia"},{"id":"https://openalex.org/G4192237804","display_name":null,"funder_award_id":"TIN2016-75845-P","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G4786115336","display_name":null,"funder_award_id":"-SGR-","funder_id":"https://openalex.org/F4320321505","funder_display_name":"Generalitat de Catalunya"},{"id":"https://openalex.org/G4977106383","display_name":null,"funder_award_id":"European Regional Development Fund (ERDF)","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G5132026503","display_name":null,"funder_award_id":"ED431G/01","funder_id":"https://openalex.org/F4320330134","funder_display_name":"Centro Singular de Investigaci\u00f3n de Galicia"},{"id":"https://openalex.org/G5136360197","display_name":null,"funder_award_id":"ED431C 2017/04","funder_id":"https://openalex.org/F4320326655","funder_display_name":"Xunta de Galicia"},{"id":"https://openalex.org/G5193558347","display_name":null,"funder_award_id":"720270","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"},{"id":"https://openalex.org/G5452741828","display_name":null,"funder_award_id":"2016-2019","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G5592594182","display_name":null,"funder_award_id":"TIN2015-65316","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G5766349579","display_name":null,"funder_award_id":"785907","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G5799383929","display_name":null,"funder_award_id":"TIN2016-75845-P","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G6607577419","display_name":null,"funder_award_id":"785907","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"},{"id":"https://openalex.org/G6688110196","display_name":null,"funder_award_id":"ED431G/01","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G7096924396","display_name":null,"funder_award_id":"TIN2015-65316","funder_id":"https://openalex.org/F4320321505","funder_display_name":"Generalitat de Catalunya"},{"id":"https://openalex.org/G7214596439","display_name":null,"funder_award_id":"2017/0","funder_id":"https://openalex.org/F4320326655","funder_display_name":"Xunta de Galicia"},{"id":"https://openalex.org/G7224627388","display_name":null,"funder_award_id":"ED431","funder_id":"https://openalex.org/F4320326655","funder_display_name":"Xunta de Galicia"},{"id":"https://openalex.org/G7378173334","display_name":null,"funder_award_id":"ED431C 2017/04","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G7398056134","display_name":null,"funder_award_id":"2014-SGR-1051","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G7910315807","display_name":null,"funder_award_id":"72027","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"},{"id":"https://openalex.org/G8051717526","display_name":null,"funder_award_id":"Grant","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G8159361754","display_name":null,"funder_award_id":"Human Brain Project","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G8318064016","display_name":null,"funder_award_id":"Horizon","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G8373554017","display_name":null,"funder_award_id":"ED431G/01","funder_id":"https://openalex.org/F4320326655","funder_display_name":"Xunta de Galicia"},{"id":"https://openalex.org/G8538941428","display_name":null,"funder_award_id":"Regional Development Fund","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G8677508175","display_name":null,"funder_award_id":"TIN2016-75845-P","funder_id":"https://openalex.org/F4320326262","funder_display_name":"Ministerio de Asuntos Econ\u00f3micos y Transformaci\u00f3n Digital, Gobierno de Espa\u00f1a"},{"id":"https://openalex.org/G8949667757","display_name":null,"funder_award_id":"Specific Grant","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320321505","display_name":"Generalitat de Catalunya","ror":"https://ror.org/01bg62x04"},{"id":"https://openalex.org/F4320321837","display_name":"Ministerio de Econom\u00eda y Competitividad","ror":"https://ror.org/034900433"},{"id":"https://openalex.org/F4320323868","display_name":"Barcelona Supercomputing Center","ror":"https://ror.org/05sd8tv96"},{"id":"https://openalex.org/F4320326262","display_name":"Ministerio de Asuntos Econ\u00f3micos y Transformaci\u00f3n Digital, Gobierno de Espa\u00f1a","ror":"https://ror.org/03sv46s19"},{"id":"https://openalex.org/F4320326655","display_name":"Xunta de Galicia","ror":"https://ror.org/0181xnw06"},{"id":"https://openalex.org/F4320330134","display_name":"Centro Singular de Investigaci\u00f3n de Galicia","ror":null},{"id":"https://openalex.org/F4320332999","display_name":"Horizon 2020 Framework Programme","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2917083640.pdf","grobid_xml":"https://content.openalex.org/works/W2917083640.grobid-xml"},"referenced_works_count":23,"referenced_works":["https://openalex.org/W1560263223","https://openalex.org/W1968407490","https://openalex.org/W2000873501","https://openalex.org/W2045992017","https://openalex.org/W2053498166","https://openalex.org/W2071542942","https://openalex.org/W2080638265","https://openalex.org/W2100952904","https://openalex.org/W2102512593","https://openalex.org/W2112185810","https://openalex.org/W2113264898","https://openalex.org/W2128539477","https://openalex.org/W2141524575","https://openalex.org/W2142677441","https://openalex.org/W2733255940","https://openalex.org/W2791481538","https://openalex.org/W2888823183","https://openalex.org/W2902409898","https://openalex.org/W4205624883","https://openalex.org/W4232434222","https://openalex.org/W4239609053","https://openalex.org/W4243261006","https://openalex.org/W4254591541"],"related_works":["https://openalex.org/W2157863322","https://openalex.org/W2360550119","https://openalex.org/W2001381587","https://openalex.org/W2057923237","https://openalex.org/W4212973497","https://openalex.org/W1980786482","https://openalex.org/W1606194289","https://openalex.org/W4289860553","https://openalex.org/W3477132","https://openalex.org/W1792937979"],"abstract_inverted_index":{"Many":[0],"problems":[1],"of":[2,10,23,46,65,107,131,151,159,163,181],"industrial":[3],"and":[4,52,109,154,191],"scientific":[5],"interest":[6],"require":[7],"the":[8,20,31,39,44,62,73,94,134,144,147,174,186],"solving":[9,22],"tridiagonal":[11,25,102],"linear":[12],"systems.":[13],"This":[14],"paper":[15,91,125,145],"presents":[16],"several":[17],"implementations":[18],"for":[19,38],"parallel":[21,76],"large":[24,101],"systems":[26,118],"on":[27,43],"multi-core":[28],"architectures,":[29],"using":[30,122],"OmpSs":[32],"programming":[33],"model.":[34],"The":[35,54,69,86,124,169],"strategy":[36],"used":[37],"parallelization":[40],"is":[41,72,80,133],"based":[42],"combination":[45],"two":[47],"different":[48],"existing":[49],"algorithms,":[50],"PCR":[51,70,95,140,153],"Thomas.":[53,85,123,142,198],"Thomas":[55,155],"algorithm,":[56],"which":[57,132],"cannot":[58],"be":[59],"parallelized,":[60],"requires":[61],"fewest":[63],"number":[64],"floating":[66],"point":[67,136],"operations.":[68],"algorithm":[71,96],"most":[74],"popular":[75],"method,":[77],"but":[78],"it":[79],"more":[81],"computationally":[82],"expensive":[83],"than":[84],"method":[87],"proposed":[88],"in":[89],"this":[90],"starts":[92],"applying":[93],"to":[97,137,141,185,195],"break":[98],"down":[99],"one":[100],"system":[103],"into":[104],"a":[105,113,157,178,196],"set":[106,158],"smaller":[108],"independent":[110,117],"ones.":[111],"In":[112],"second":[114],"step,":[115],"these":[116],"are":[119],"concurrently":[120],"solved":[121],"also":[126],"contains":[127],"an":[128],"analytical":[129],"study":[130],"best":[135,175],"switch":[138],"from":[139],"Also,":[143],"addresses":[146],"main":[148],"performance":[149,170],"issues":[150],"combining":[152],"proposing":[156],"alternative":[160],"implementations,":[161],"some":[162],"them":[164],"even":[165],"imply":[166],"algorithmic":[167],"changes.":[168],"evaluation":[171],"shows":[172],"that":[173],"implementation":[176],"achieves":[177],"peak":[179],"speedup":[180],"4":[182],"with":[183,193],"respect":[184,194],"Intel":[187],"MKL":[188],"counterpart":[189],"routine":[190],"2.5":[192],"single-threaded":[197]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}