{"id":"https://openalex.org/W2944367378","doi":"https://doi.org/10.1142/s0129626419500014","title":"Efficient Algebraic Multigrid Preconditioners on Clusters of GPUs","display_name":"Efficient Algebraic Multigrid Preconditioners on Clusters of GPUs","publication_year":2019,"publication_date":"2019-03-01","ids":{"openalex":"https://openalex.org/W2944367378","doi":"https://doi.org/10.1142/s0129626419500014","mag":"2944367378"},"language":"en","primary_location":{"id":"doi:10.1142/s0129626419500014","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0129626419500014","pdf_url":null,"source":{"id":"https://openalex.org/S18360026","display_name":"Parallel Processing Letters","issn_l":"0129-6264","issn":["0129-6264","1793-642X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Parallel Processing Letters","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://dspace.lib.cranfield.ac.uk/handle/1826/14192","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5037380858","display_name":"Ambra Abdullahi Hassan","orcid":null},"institutions":[{"id":"https://openalex.org/I116067653","display_name":"University of Rome Tor Vergata","ror":"https://ror.org/02p77k626","country_code":"IT","type":"education","lineage":["https://openalex.org/I116067653"]},{"id":"https://openalex.org/I82284825","display_name":"Cranfield University","ror":"https://ror.org/05cncd958","country_code":"GB","type":"education","lineage":["https://openalex.org/I82284825"]}],"countries":["GB","IT"],"is_corresponding":true,"raw_author_name":"Ambra Abdullahi Hassan","raw_affiliation_strings":["Dipartimento di Ingegneria Civile e Ingegneria Informatica Universit\u00e0 degli Studi di Roma \u201cTor Vergata\u201d, via del Politecnico 1, 00133 Roma, Italy","Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg. 52, Cranfield MK43 0AL, United Kingdom,"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Ingegneria Civile e Ingegneria Informatica Universit\u00e0 degli Studi di Roma \u201cTor Vergata\u201d, via del Politecnico 1, 00133 Roma, Italy","institution_ids":["https://openalex.org/I116067653"]},{"raw_affiliation_string":"Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg. 52, Cranfield MK43 0AL, United Kingdom,","institution_ids":["https://openalex.org/I82284825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047108954","display_name":"Valeria Cardellini","orcid":"https://orcid.org/0000-0002-6870-7083"},"institutions":[{"id":"https://openalex.org/I116067653","display_name":"University of Rome Tor Vergata","ror":"https://ror.org/02p77k626","country_code":"IT","type":"education","lineage":["https://openalex.org/I116067653"]},{"id":"https://openalex.org/I82284825","display_name":"Cranfield University","ror":"https://ror.org/05cncd958","country_code":"GB","type":"education","lineage":["https://openalex.org/I82284825"]}],"countries":["GB","IT"],"is_corresponding":false,"raw_author_name":"Valeria Cardellini","raw_affiliation_strings":["Dipartimento di Ingegneria Civile e Ingegneria Informatica Universit\u00e0 degli Studi di Roma \u201cTor Vergata\u201d, via del Politecnico 1, 00133 Roma, Italy","Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg. 52, Cranfield MK43 0AL, United Kingdom,"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Ingegneria Civile e Ingegneria Informatica Universit\u00e0 degli Studi di Roma \u201cTor Vergata\u201d, via del Politecnico 1, 00133 Roma, Italy","institution_ids":["https://openalex.org/I116067653"]},{"raw_affiliation_string":"Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg. 52, Cranfield MK43 0AL, United Kingdom,","institution_ids":["https://openalex.org/I82284825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077824645","display_name":"Pasqua D\u2019Ambra","orcid":"https://orcid.org/0000-0003-2047-4986"},"institutions":[{"id":"https://openalex.org/I4210106125","display_name":"Istituto per le Applicazioni del Calcolo Mauro Picone","ror":"https://ror.org/00ygy3d85","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210106125","https://openalex.org/I4210155236"]},{"id":"https://openalex.org/I82284825","display_name":"Cranfield University","ror":"https://ror.org/05cncd958","country_code":"GB","type":"education","lineage":["https://openalex.org/I82284825"]}],"countries":["GB","IT"],"is_corresponding":false,"raw_author_name":"Pasqua D\u2019Ambra","raw_affiliation_strings":["Istituto per le Applicazioni del Calcolo \u201cMauro Picone\u201d, Consiglio Nazionale delle Ricerche, via P. Castellino 111, 80131 Napoli, Italy","Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg. 52, Cranfield MK43 0AL, United Kingdom,","Istituto per le Applicazioni del Calcolo \"Mauro Picone\", Consiglio Nazionale delle Ricerche, via P. Castellino 111, 80131 Napoli, Italy,"],"affiliations":[{"raw_affiliation_string":"Istituto per le Applicazioni del Calcolo \u201cMauro Picone\u201d, Consiglio Nazionale delle Ricerche, via P. Castellino 111, 80131 Napoli, Italy","institution_ids":["https://openalex.org/I4210106125"]},{"raw_affiliation_string":"Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg. 52, Cranfield MK43 0AL, United Kingdom,","institution_ids":["https://openalex.org/I82284825"]},{"raw_affiliation_string":"Istituto per le Applicazioni del Calcolo \"Mauro Picone\", Consiglio Nazionale delle Ricerche, via P. Castellino 111, 80131 Napoli, Italy,","institution_ids":["https://openalex.org/I4210106125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044144663","display_name":"Daniela di Serafino","orcid":"https://orcid.org/0000-0001-8215-0771"},"institutions":[{"id":"https://openalex.org/I197809005","display_name":"University of Campania \"Luigi Vanvitelli\"","ror":"https://ror.org/02kqnpp86","country_code":"IT","type":"education","lineage":["https://openalex.org/I197809005"]},{"id":"https://openalex.org/I4210106125","display_name":"Istituto per le Applicazioni del Calcolo Mauro Picone","ror":"https://ror.org/00ygy3d85","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210106125","https://openalex.org/I4210155236"]},{"id":"https://openalex.org/I82284825","display_name":"Cranfield University","ror":"https://ror.org/05cncd958","country_code":"GB","type":"education","lineage":["https://openalex.org/I82284825"]}],"countries":["GB","IT"],"is_corresponding":false,"raw_author_name":"Daniela di Serafino","raw_affiliation_strings":["Dipartimento di Matematica e Fisica, Universit\u00e0 degli Studi della Campania \u201cLuigi Vanvitelli\u201d viale A. Lincoln 5, 81100 Caserta, Italy","Istituto per le Applicazioni del Calcolo \"Mauro Picone\", Consiglio Nazionale delle Ricerche, via P. Castellino 111, 80131 Napoli, Italy,","Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg. 52, Cranfield MK43 0AL, United Kingdom,"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica e Fisica, Universit\u00e0 degli Studi della Campania \u201cLuigi Vanvitelli\u201d viale A. Lincoln 5, 81100 Caserta, Italy","institution_ids":["https://openalex.org/I197809005"]},{"raw_affiliation_string":"Istituto per le Applicazioni del Calcolo \"Mauro Picone\", Consiglio Nazionale delle Ricerche, via P. Castellino 111, 80131 Napoli, Italy,","institution_ids":["https://openalex.org/I4210106125"]},{"raw_affiliation_string":"Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg. 52, Cranfield MK43 0AL, United Kingdom,","institution_ids":["https://openalex.org/I82284825"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031298177","display_name":"Salvatore Filippone","orcid":"https://orcid.org/0000-0002-5859-7538"},"institutions":[{"id":"https://openalex.org/I4210106125","display_name":"Istituto per le Applicazioni del Calcolo Mauro Picone","ror":"https://ror.org/00ygy3d85","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210106125","https://openalex.org/I4210155236"]},{"id":"https://openalex.org/I82284825","display_name":"Cranfield University","ror":"https://ror.org/05cncd958","country_code":"GB","type":"education","lineage":["https://openalex.org/I82284825"]}],"countries":["GB","IT"],"is_corresponding":false,"raw_author_name":"Salvatore Filippone","raw_affiliation_strings":["Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg.\u00a052, Cranfield MK43 0AL, United Kingdom","Istituto per le Applicazioni del Calcolo \"Mauro Picone\", Consiglio Nazionale delle Ricerche, via P. Castellino 111, 80131 Napoli, Italy,","Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg. 52, Cranfield MK43 0AL, United Kingdom,"],"affiliations":[{"raw_affiliation_string":"Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg.\u00a052, Cranfield MK43 0AL, United Kingdom","institution_ids":["https://openalex.org/I82284825"]},{"raw_affiliation_string":"Istituto per le Applicazioni del Calcolo \"Mauro Picone\", Consiglio Nazionale delle Ricerche, via P. Castellino 111, 80131 Napoli, Italy,","institution_ids":["https://openalex.org/I4210106125"]},{"raw_affiliation_string":"Centre for Computational Engineering Sciences, School of Aerospace, Transport and Manufacturing, Cranfield University, Whittle Bldg. 52, Cranfield MK43 0AL, United Kingdom,","institution_ids":["https://openalex.org/I82284825"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5037380858"],"corresponding_institution_ids":["https://openalex.org/I116067653","https://openalex.org/I82284825"],"apc_list":null,"apc_paid":null,"fwci":0.9981,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.78126046,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"29","issue":"01","first_page":"1950001","last_page":"1950001"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10792","display_name":"Matrix Theory and Algorithms","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10792","display_name":"Matrix Theory and Algorithms","score":0.9998999834060669,"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/T10339","display_name":"Advanced Numerical Methods in Computational Mathematics","score":0.9991000294685364,"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/T10739","display_name":"Electromagnetic Scattering and Analysis","score":0.9955999851226807,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/multigrid-method","display_name":"Multigrid method","score":0.7809998989105225},{"id":"https://openalex.org/keywords/preconditioner","display_name":"Preconditioner","score":0.7804598808288574},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7266150712966919},{"id":"https://openalex.org/keywords/krylov-subspace","display_name":"Krylov subspace","score":0.7163935899734497},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.5971466302871704},{"id":"https://openalex.org/keywords/solver","display_name":"Solver","score":0.5964751243591309},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.5529199838638306},{"id":"https://openalex.org/keywords/sparse-matrix","display_name":"Sparse matrix","score":0.5454583168029785},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.5198086500167847},{"id":"https://openalex.org/keywords/linear-system","display_name":"Linear system","score":0.49591001868247986},{"id":"https://openalex.org/keywords/supercomputer","display_name":"Supercomputer","score":0.45974618196487427},{"id":"https://openalex.org/keywords/linear-algebra","display_name":"Linear algebra","score":0.4416991174221039},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.34443461894989014},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.28259003162384033},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.2655089497566223},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19603291153907776}],"concepts":[{"id":"https://openalex.org/C137119250","wikidata":"https://www.wikidata.org/wiki/Q1413101","display_name":"Multigrid method","level":3,"score":0.7809998989105225},{"id":"https://openalex.org/C167431342","wikidata":"https://www.wikidata.org/wiki/Q1754327","display_name":"Preconditioner","level":3,"score":0.7804598808288574},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7266150712966919},{"id":"https://openalex.org/C147060835","wikidata":"https://www.wikidata.org/wiki/Q1757151","display_name":"Krylov subspace","level":3,"score":0.7163935899734497},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.5971466302871704},{"id":"https://openalex.org/C2778770139","wikidata":"https://www.wikidata.org/wiki/Q1966904","display_name":"Solver","level":2,"score":0.5964751243591309},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.5529199838638306},{"id":"https://openalex.org/C56372850","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse matrix","level":3,"score":0.5454583168029785},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.5198086500167847},{"id":"https://openalex.org/C6802819","wikidata":"https://www.wikidata.org/wiki/Q1072174","display_name":"Linear system","level":2,"score":0.49591001868247986},{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.45974618196487427},{"id":"https://openalex.org/C139352143","wikidata":"https://www.wikidata.org/wiki/Q82571","display_name":"Linear algebra","level":2,"score":0.4416991174221039},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.34443461894989014},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.28259003162384033},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.2655089497566223},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19603291153907776},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"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/C93779851","wikidata":"https://www.wikidata.org/wiki/Q271977","display_name":"Partial differential equation","level":2,"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1142/s0129626419500014","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0129626419500014","pdf_url":null,"source":{"id":"https://openalex.org/S18360026","display_name":"Parallel Processing Letters","issn_l":"0129-6264","issn":["0129-6264","1793-642X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Parallel Processing Letters","raw_type":"journal-article"},{"id":"pmh:oai:art.torvergata.it:2108/213851","is_oa":false,"landing_page_url":"http://hdl.handle.net/2108/213851","pdf_url":null,"source":{"id":"https://openalex.org/S4306400993","display_name":"Cineca Institutional Research Information System (Tor Vergata University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I116067653","host_organization_name":"University of Rome Tor Vergata","host_organization_lineage":["https://openalex.org/I116067653"],"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"},{"id":"pmh:oai:dspace.lib.cranfield.ac.uk:1826/14192","is_oa":true,"landing_page_url":"https://dspace.lib.cranfield.ac.uk/handle/1826/14192","pdf_url":null,"source":{"id":"https://openalex.org/S4306401778","display_name":"CERES (Cranfield University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I82284825","host_organization_name":"Cranfield University","host_organization_lineage":["https://openalex.org/I82284825"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"pmh:oai:zenodo.org:3747171","is_oa":true,"landing_page_url":"https://doi.org/10.1142/S0129626419500014","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:dspace.lib.cranfield.ac.uk:1826/14192","is_oa":true,"landing_page_url":"https://dspace.lib.cranfield.ac.uk/handle/1826/14192","pdf_url":null,"source":{"id":"https://openalex.org/S4306401778","display_name":"CERES (Cranfield University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I82284825","host_organization_name":"Cranfield University","host_organization_lineage":["https://openalex.org/I82284825"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","display_name":"Clean water and sanitation","score":0.8299999833106995}],"awards":[{"id":"https://openalex.org/G8824279418","display_name":null,"funder_award_id":"676629","funder_id":"https://openalex.org/F4320335254","funder_display_name":"Horizon 2020"}],"funders":[{"id":"https://openalex.org/F4320335254","display_name":"Horizon 2020","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W91836101","https://openalex.org/W184640399","https://openalex.org/W599829644","https://openalex.org/W961951681","https://openalex.org/W993820914","https://openalex.org/W1107868571","https://openalex.org/W1506342804","https://openalex.org/W1519509134","https://openalex.org/W1845641575","https://openalex.org/W1856844978","https://openalex.org/W1862644536","https://openalex.org/W1968756182","https://openalex.org/W1977444623","https://openalex.org/W1981367360","https://openalex.org/W1985263109","https://openalex.org/W1986652366","https://openalex.org/W1991540805","https://openalex.org/W2011244049","https://openalex.org/W2019872467","https://openalex.org/W2055907446","https://openalex.org/W2057361098","https://openalex.org/W2065973083","https://openalex.org/W2080552677","https://openalex.org/W2094534199","https://openalex.org/W2123458460","https://openalex.org/W2142304406","https://openalex.org/W2148147555","https://openalex.org/W2152741328","https://openalex.org/W2181846018","https://openalex.org/W2290916141","https://openalex.org/W2570841452","https://openalex.org/W2768687597","https://openalex.org/W2963106000","https://openalex.org/W2963889991"],"related_works":["https://openalex.org/W1492522302","https://openalex.org/W2096454229","https://openalex.org/W2042199958","https://openalex.org/W3046775784","https://openalex.org/W2103149966","https://openalex.org/W2382988560","https://openalex.org/W2177482563","https://openalex.org/W2464766188","https://openalex.org/W2024149451","https://openalex.org/W2016008514"],"abstract_inverted_index":{"Many":[0],"scientific":[1],"applications":[2],"require":[3],"the":[4,21,31,34,66,70,86,96,108,124,129,145,152,158,174,180,190,213,218],"solution":[5,159],"of":[6,12,23,33,47,59,65,72,89,100,106,111,113,134,138,148,160,199],"large":[7,146,161],"and":[8,52,92,98,102,169,202],"sparse":[9,120,139,185],"linear":[10],"systems":[11,163],"equations":[13],"using":[14,119,183],"Krylov":[15,35],"subspace":[16],"methods;":[17],"in":[18,63,93,123,197],"this":[19,81],"case,":[20],"choice":[22,97,133],"an":[24],"effective":[25],"preconditioner":[26],"may":[27],"be":[28],"crucial":[29],"for":[30],"convergence":[32],"solver.":[36],"Algebraic":[37],"MultiGrid":[38],"(AMG)":[39],"methods":[40,76],"are":[41,171],"widely":[42],"used":[43],"as":[44,155],"preconditioners,":[45,91],"because":[46],"their":[48,53],"optimal":[49],"computational":[50,109],"cost":[51],"algorithmic":[54],"scalability.":[55],"The":[56,132,166],"wide":[57],"availability":[58],"GPUs,":[60],"now":[61],"found":[62],"many":[64],"fastest":[67],"supercomputers,":[68],"poses":[69],"problem":[71],"implementing":[73],"efficiently":[74],"these":[75],"on":[77,85,95,164,204],"high-throughput":[78],"processors.":[79],"In":[80],"work":[82],"we":[83],"focus":[84],"application":[87],"phase":[88,126],"AMG":[90,175],"particular":[94],"implementation":[99],"smoothers":[101,118,168],"coarsest-level":[103],"solvers":[104,170],"capable":[105],"exploiting":[107],"power":[110],"clusters":[112],"GPUs.":[114,165],"We":[115],"consider":[116],"block-Jacobi":[117],"approximate":[121,135],"inverses":[122,136],"solve":[125],"associated":[127],"with":[128],"local":[130],"blocks.":[131],"instead":[137],"matrix":[140,186],"factorizations":[141],"is":[142,195],"driven":[143],"by":[144,151,179,212],"amount":[147],"parallelism":[149],"exposed":[150],"matrix-vector":[153],"product":[154],"compared":[156],"to":[157],"triangular":[162],"selected":[167],"implemented":[172],"within":[173,217],"preconditioning":[176],"framework":[177],"provided":[178,211],"MLD2P4":[181],"library,":[182],"suitable":[184],"data":[187],"structures":[188],"from":[189],"PSBLAS":[191],"library.":[192],"Their":[193],"behaviour":[194],"illustrated":[196],"terms":[198],"execution":[200],"speed":[201],"scalability,":[203],"a":[205],"test":[206],"case":[207],"concerning":[208],"groundwater":[209],"modelling,":[210],"J\u00fclich":[214],"Supercomputing":[215],"Center":[216],"Horizon":[219],"2020":[220],"Project":[221],"EoCoE.":[222]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2}],"updated_date":"2026-03-27T14:29:43.386196","created_date":"2025-10-10T00:00:00"}
