{"id":"https://openalex.org/W2148651744","doi":"https://doi.org/10.1109/igcc.2011.6008594","title":"Analysis and optimization of power consumption in the iterative solution of sparse linear systems on multi-core and many-core platforms","display_name":"Analysis and optimization of power consumption in the iterative solution of sparse linear systems on multi-core and many-core platforms","publication_year":2011,"publication_date":"2011-07-01","ids":{"openalex":"https://openalex.org/W2148651744","doi":"https://doi.org/10.1109/igcc.2011.6008594","mag":"2148651744"},"language":"en","primary_location":{"id":"doi:10.1109/igcc.2011.6008594","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igcc.2011.6008594","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 International Green Computing Conference and Workshops","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.5445/ir/1000023438","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5012133869","display_name":"Hartwig Anzt","orcid":"https://orcid.org/0000-0003-2177-952X"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Hartwig Anzt","raw_affiliation_strings":["Institute of Applied and Numerical Mathematics 4, Karlsruhe Institute of Technology, Karlsruhe, Germany"],"affiliations":[{"raw_affiliation_string":"Institute of Applied and Numerical Mathematics 4, Karlsruhe Institute of Technology, Karlsruhe, Germany","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058920681","display_name":"Vincent Heuveline","orcid":"https://orcid.org/0000-0002-2217-7558"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Vincent Heuveline","raw_affiliation_strings":["Institute of Applied and Numerical Mathematics 4, Karlsruhe Institute of Technology, Karlsruhe, Germany"],"affiliations":[{"raw_affiliation_string":"Institute of Applied and Numerical Mathematics 4, Karlsruhe Institute of Technology, Karlsruhe, Germany","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080285682","display_name":"Jos\u00e9 I. Aliaga","orcid":"https://orcid.org/0000-0001-8469-764X"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jose I. Aliaga","raw_affiliation_strings":["Departamento de Ingenier\u00eda y Ciencia de Computadores, Universidad Jaume I, Castellon, Spain"],"affiliations":[{"raw_affiliation_string":"Departamento de Ingenier\u00eda y Ciencia de Computadores, Universidad Jaume I, Castellon, Spain","institution_ids":["https://openalex.org/I10902133"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101773656","display_name":"Maribel Castillo","orcid":"https://orcid.org/0000-0002-2826-3086"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Maribel Castillo","raw_affiliation_strings":["Departamento de Ingenier\u00eda y Ciencia de Computadores, Universidad Jaume I, Castellon, Spain"],"affiliations":[{"raw_affiliation_string":"Departamento de Ingenier\u00eda y Ciencia de Computadores, Universidad Jaume I, Castellon, Spain","institution_ids":["https://openalex.org/I10902133"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114376042","display_name":"Juan C. Fern\u00e1ndez","orcid":"https://orcid.org/0000-0001-6001-0057"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Juan C. Fernandez","raw_affiliation_strings":["Departamento de Ingenier\u00eda y Ciencia de Computadores, Universidad Jaume I, Castellon, Spain"],"affiliations":[{"raw_affiliation_string":"Departamento de Ingenier\u00eda y Ciencia de Computadores, Universidad Jaume I, Castellon, Spain","institution_ids":["https://openalex.org/I10902133"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032916877","display_name":"Rafael Mayo","orcid":"https://orcid.org/0000-0003-1552-3069"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Rafael Mayo","raw_affiliation_strings":["Departamento de Ingenier\u00eda y Ciencia de Computadores, Universidad Jaume I, Castellon, Spain"],"affiliations":[{"raw_affiliation_string":"Departamento de Ingenier\u00eda y Ciencia de Computadores, Universidad Jaume I, Castellon, Spain","institution_ids":["https://openalex.org/I10902133"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5012806004","display_name":"Enrique S. Quintana\u2013Ort\u0301\u0131","orcid":"https://orcid.org/0000-0002-5454-165X"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Enrique S. Quintana-Orti","raw_affiliation_strings":["Departamento de Ingenier\u00eda y Ciencia de Computadores, Universidad Jaume I, Castellon, Spain"],"affiliations":[{"raw_affiliation_string":"Departamento de Ingenier\u00eda y Ciencia de Computadores, Universidad Jaume I, Castellon, Spain","institution_ids":["https://openalex.org/I10902133"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5012133869"],"corresponding_institution_ids":["https://openalex.org/I102335020"],"apc_list":null,"apc_paid":null,"fwci":3.0224,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.92268779,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9997000098228455,"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/T10363","display_name":"Low-power high-performance VLSI design","score":0.9975000023841858,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8179885745048523},{"id":"https://openalex.org/keywords/frequency-scaling","display_name":"Frequency scaling","score":0.6947202682495117},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.6407469511032104},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.6389672756195068},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.49135032296180725},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.4757075905799866},{"id":"https://openalex.org/keywords/graphics","display_name":"Graphics","score":0.4508698284626007},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.448147714138031},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.4455929100513458},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.43821412324905396},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.41282764077186584},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.4117034673690796},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.37789374589920044},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.3647720515727997},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.34885263442993164},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1667654812335968},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.09322458505630493},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.08630138635635376}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8179885745048523},{"id":"https://openalex.org/C157742956","wikidata":"https://www.wikidata.org/wiki/Q3237776","display_name":"Frequency scaling","level":3,"score":0.6947202682495117},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.6407469511032104},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.6389672756195068},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.49135032296180725},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.4757075905799866},{"id":"https://openalex.org/C21442007","wikidata":"https://www.wikidata.org/wiki/Q1027879","display_name":"Graphics","level":2,"score":0.4508698284626007},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.448147714138031},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.4455929100513458},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.43821412324905396},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.41282764077186584},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.4117034673690796},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.37789374589920044},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.3647720515727997},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.34885263442993164},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1667654812335968},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.09322458505630493},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.08630138635635376},{"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/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/igcc.2011.6008594","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igcc.2011.6008594","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 International Green Computing Conference and Workshops","raw_type":"proceedings-article"},{"id":"pmh:oai:EVASTAR-Karlsruhe.de:1000023438","is_oa":false,"landing_page_url":"https://publikationen.bibliothek.kit.edu/1000023438","pdf_url":null,"source":{"id":"https://openalex.org/S4306401992","display_name":"Repository KITopen (Karlsruhe Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I102335020","host_organization_name":"Karlsruhe Institute of Technology","host_organization_lineage":["https://openalex.org/I102335020"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ISSN: 2191-0693","raw_type":"doc-type:report"},{"id":"doi:10.5445/ir/1000023438","is_oa":true,"landing_page_url":"https://doi.org/10.5445/ir/1000023438","pdf_url":null,"source":{"id":"https://openalex.org/S7407052948","display_name":"KITopen","issn_l":null,"issn":[],"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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"report"}],"best_oa_location":{"id":"doi:10.5445/ir/1000023438","is_oa":true,"landing_page_url":"https://doi.org/10.5445/ir/1000023438","pdf_url":null,"source":{"id":"https://openalex.org/S7407052948","display_name":"KITopen","issn_l":null,"issn":[],"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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"report"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.9100000262260437}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1506342804","https://openalex.org/W1572171512","https://openalex.org/W1968758409","https://openalex.org/W2105524676","https://openalex.org/W2118046912","https://openalex.org/W2128853364","https://openalex.org/W2163463349","https://openalex.org/W2746606497"],"related_works":["https://openalex.org/W1967088250","https://openalex.org/W2054730497","https://openalex.org/W2161125731","https://openalex.org/W2154351074","https://openalex.org/W2151223307","https://openalex.org/W2023400509","https://openalex.org/W2332054630","https://openalex.org/W2590100594","https://openalex.org/W2898122376","https://openalex.org/W1987176048"],"abstract_inverted_index":{"Energy":[0],"efficiency":[1],"is":[2,41,132],"a":[3,13,37,102,123,146,153],"major":[4],"concern":[5],"in":[6,74,118],"modern":[7],"high-performance-computing.":[8],"Still,":[9],"few":[10],"studies":[11],"provide":[12],"deep":[14],"insight":[15],"into":[16],"the":[17,45,60,81,98,115,127,130,139],"power":[18,63],"consumption":[19,151],"of":[20,65,141,149],"scientific":[21,76],"applications.":[22,77],"Especially":[23],"for":[24,105,126],"algorithms":[25],"running":[26],"on":[27,156],"hybrid":[28],"platforms":[29],"equipped":[30],"with":[31],"hardware":[32],"accelerators,":[33],"like":[34],"graphics":[35],"processors,":[36],"detailed":[38],"energy":[39,99,150],"analysis":[40],"essential":[42],"to":[43,50,70,96,101,122],"identify":[44],"most":[46],"costly":[47],"parts,":[48],"and":[49,62,89],"evaluate":[51],"possible":[52],"improvement":[53],"strategies.":[54],"In":[55],"this":[56,92],"paper":[57],"we":[58],"analyze":[59],"computational":[61,157],"performance":[64],"iterative":[66,106],"linear":[67,107],"solvers":[68],"applied":[69],"sparse":[71],"systems":[72],"arising":[73],"several":[75],"We":[78,109],"also":[79],"study":[80],"gains":[82],"yield":[83],"by":[84],"dynamic":[85],"voltage/frequency":[86],"scaling":[87],"(DVFS),":[88],"illustrate":[90],"that":[91,113,129],"technique":[93],"alone":[94],"cannot":[95],"reduce":[97],"cost":[100],"considerable":[103],"amount":[104],"solvers.":[108],"then":[110],"apply":[111],"techniques":[112,144],"set":[114],"(multi-core":[116],"processor":[117],"the)":[119],"host":[120],"system":[121],"low-consuming":[124],"state":[125],"time":[128],"GPU":[131],"executing.":[133],"Our":[134],"experiments":[135],"conclusively":[136],"reveal":[137],"how":[138],"combination":[140],"these":[142],"two":[143],"deliver":[145],"notable":[147],"reduction":[148],"without":[152],"noticeable":[154],"impact":[155],"performance.":[158]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-25T21:42:39.735039","created_date":"2025-10-10T00:00:00"}