{"id":"https://openalex.org/W1994961912","doi":"https://doi.org/10.1137/080720061","title":"Reducing the I/O Volume in Sparse Out-of-core Multifrontal Methods","display_name":"Reducing the I/O Volume in Sparse Out-of-core Multifrontal Methods","publication_year":2010,"publication_date":"2010-01-01","ids":{"openalex":"https://openalex.org/W1994961912","doi":"https://doi.org/10.1137/080720061","mag":"1994961912"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1137/080720061","pdf_url":null,"source":{"id":"https://openalex.org/S165512578","display_name":"SIAM Journal on Scientific Computing","issn_l":"1064-8275","issn":["1064-8275","1095-7197"],"is_oa":false,"is_in_doaj":false,"is_indexed_in_scopus":true,"is_core":true,"host_organization":"https://openalex.org/P4310320508","host_organization_name":"Society for Industrial and Applied Mathematics","host_organization_lineage":["https://openalex.org/P4310320508"],"host_organization_lineage_names":["Society for Industrial and Applied Mathematics"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"journal-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/A5074132178","display_name":"Emmanuel Agullo","orcid":"https://orcid.org/0000-0003-0655-6934"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Emmanuel Agullo","raw_affiliation_strings":["Emmanuel.Agullo@inria.fr and Jean-Yves.L.Excellent@ens-lyon.fr#TAB#"],"affiliations":[{"raw_affiliation_string":"Emmanuel.Agullo@inria.fr and Jean-Yves.L.Excellent@ens-lyon.fr#TAB#","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113552356","display_name":"Abdou Guermouche","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Abdou Guermouche","raw_affiliation_strings":["Abdou.Guermouche@labri.fr#TAB#"],"affiliations":[{"raw_affiliation_string":"Abdou.Guermouche@labri.fr#TAB#","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5107116543","display_name":"Jean-Yves L\u2019Excellent","orcid":"https://orcid.org/0000-0001-5804-993X"},"institutions":[{"id":"https://openalex.org/I4210144566","display_name":"Laboratoire de l'Informatique du Parall\u00e9lisme","ror":"https://ror.org/04msnz457","country_code":"FR","type":"funder","lineage":["https://openalex.org/I100532134","https://openalex.org/I113428412","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I203339264","https://openalex.org/I4210144566"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Jean-Yves L'Excellent","raw_affiliation_strings":["Laboratoire de l'Informatique du Parall\u00e9lisme"],"affiliations":[{"raw_affiliation_string":"Laboratoire de l'Informatique du Parall\u00e9lisme","institution_ids":["https://openalex.org/I4210144566"]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.885,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":7,"citation_normalized_percentile":{"value":0.578093,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":82,"max":83},"biblio":{"volume":"31","issue":"6","first_page":"4774","last_page":"4794"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T10792","display_name":"Matrix Theory and Algorithms","score":0.9996,"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":0.9996,"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/T11522","display_name":"VLSI and FPGA Design Techniques","score":0.9995,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11697","display_name":"Numerical Methods and Algorithms","score":0.9949,"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/linear-equation","display_name":"Linear equation","score":0.43377465}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6581789},{"id":"https://openalex.org/C20556612","wikidata":"https://www.wikidata.org/wiki/Q4469374","display_name":"Volume (thermodynamics)","level":2,"score":0.6036204},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.5851532},{"id":"https://openalex.org/C56372850","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse matrix","level":3,"score":0.47736832},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.46813497},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.44074592},{"id":"https://openalex.org/C77346573","wikidata":"https://www.wikidata.org/wiki/Q484637","display_name":"Linear equation","level":2,"score":0.43377465},{"id":"https://openalex.org/C6802819","wikidata":"https://www.wikidata.org/wiki/Q1072174","display_name":"Linear system","level":2,"score":0.42377308},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.42364454},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.33757943},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21612331},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","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}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1137/080720061","pdf_url":null,"source":{"id":"https://openalex.org/S165512578","display_name":"SIAM Journal on Scientific Computing","issn_l":"1064-8275","issn":["1064-8275","1095-7197"],"is_oa":false,"is_in_doaj":false,"is_indexed_in_scopus":true,"is_core":true,"host_organization":"https://openalex.org/P4310320508","host_organization_name":"Society for Industrial and Applied Mathematics","host_organization_lineage":["https://openalex.org/P4310320508"],"host_organization_lineage_names":["Society for Industrial and Applied Mathematics"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[],"grants":[],"datasets":[],"versions":[],"referenced_works_count":15,"referenced_works":["https://openalex.org/W1509113568","https://openalex.org/W1973166496","https://openalex.org/W1975332401","https://openalex.org/W1984921897","https://openalex.org/W2013424510","https://openalex.org/W2044764103","https://openalex.org/W2046020107","https://openalex.org/W2049226297","https://openalex.org/W2049945015","https://openalex.org/W2058374962","https://openalex.org/W2063675347","https://openalex.org/W2070232376","https://openalex.org/W2074093855","https://openalex.org/W2077309453","https://openalex.org/W2090336893"],"related_works":["https://openalex.org/W4309988886","https://openalex.org/W3202552726","https://openalex.org/W3008021696","https://openalex.org/W2963563608","https://openalex.org/W2962718424","https://openalex.org/W2751036783","https://openalex.org/W2500993308","https://openalex.org/W2279642117","https://openalex.org/W2087283353","https://openalex.org/W2075142362"],"abstract_inverted_index":{"Sparse":[0],"direct":[1],"solvers,":[2],"and":[3,138],"in":[4,22,35,75],"particular":[5],"multifrontal":[6,73],"methods,":[7],"are":[8,49],"methods":[9,74],"of":[10,18,32,72,88,103,136,148],"choice":[11],"to":[12,37,66,99,106,124,151,165],"solve":[13],"the":[14,52,56,68,80,94,109,126,134,146,167],"large":[15,30,115],"sparse":[16],"systems":[17],"linear":[19],"equations":[20],"arising":[21],"certain":[23],"simulation":[24],"problems.":[25],"However,":[26],"they":[27],"require":[28],"a":[29,76,85,100],"amount":[31],"memory":[33,159],"(e.g.,":[34],"comparison":[36],"iterative":[38],"methods).":[39],"In":[40,60],"this":[41,61],"context,":[42],"out-of-core":[43],"solvers":[44],"may":[45],"be":[46,143,163],"employed:":[47],"disks":[48],"used":[50],"when":[51],"required":[53],"storage":[54,95,127],"exceeds":[55],"available":[57],"physical":[58],"memory.":[59],"paper,":[62],"we":[63,90],"show":[64,91,119,156],"how":[65],"process":[67],"task":[69],"dependency":[70],"graph":[71],"way":[77],"that":[78,92,120,139,157],"minimizes":[79],"input/output":[81],"(I/O)":[82],"requirements.":[83],"From":[84],"theoretical":[86],"point":[87],"view,":[89],"minimizing":[93,108],"requirement":[96],"can":[97,142,162],"lead":[98],"huge":[101],"volume":[102,135],"I/O":[104,110,137],"compared":[105],"directly":[107],"volume.":[111],"Then":[112],"experiments":[113],"on":[114],"real-world":[116],"problems":[117],"also":[118],"applying":[121],"standard":[122],"algorithms":[123,150,161],"minimize":[125,152],"is":[128],"not":[129],"always":[130],"efficient":[131,158],"at":[132],"reducing":[133],"significant":[140],"gains":[141],"obtained":[144],"with":[145],"use":[147],"our":[149],"I/O.":[153],"We":[154],"finally":[155],"management":[160],"applied":[164],"all":[166],"variants":[168],"proposed.":[169]},"abstract_inverted_index_v3":null,"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W1994961912","counts_by_year":[{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2025-04-08T14:35:31.919840","created_date":"2016-06-24"}