{"id":"https://openalex.org/W1980714869","doi":"https://doi.org/10.1177/1094342010374847","title":"Optimizing Sparse Data Structures for Matrix-vector Multiply","display_name":"Optimizing Sparse Data Structures for Matrix-vector Multiply","publication_year":2010,"publication_date":"2010-07-28","ids":{"openalex":"https://openalex.org/W1980714869","doi":"https://doi.org/10.1177/1094342010374847","mag":"1980714869"},"language":"en","primary_location":{"id":"doi:10.1177/1094342010374847","is_oa":false,"landing_page_url":"https://doi.org/10.1177/1094342010374847","pdf_url":null,"source":{"id":"https://openalex.org/S60606485","display_name":"The International Journal of High Performance Computing Applications","issn_l":"1094-3420","issn":["1094-3420","1741-2846"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The International Journal of High Performance Computing 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/A5076705237","display_name":"Dong Guo","orcid":"https://orcid.org/0000-0002-3049-2152"},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]},{"id":"https://openalex.org/I4210135837","display_name":"National Center for Supercomputing Applications","ror":"https://ror.org/03r10zj06","country_code":"US","type":"facility","lineage":["https://openalex.org/I157725225","https://openalex.org/I4210135837"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"D. Guo","raw_affiliation_strings":["National Center for Supercomputing Applications, University of Illinois at Urbana-Champaign, IL, USA,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Center for Supercomputing Applications, University of Illinois at Urbana-Champaign, IL, USA,","institution_ids":["https://openalex.org/I4210135837","https://openalex.org/I157725225"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017241944","display_name":"William Gropp","orcid":"https://orcid.org/0000-0003-2905-3029"},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]},{"id":"https://openalex.org/I4210135837","display_name":"National Center for Supercomputing Applications","ror":"https://ror.org/03r10zj06","country_code":"US","type":"facility","lineage":["https://openalex.org/I157725225","https://openalex.org/I4210135837"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W. Gropp","raw_affiliation_strings":["National Center for Supercomputing Applications, University of Illinois at Urbana-Champaign, IL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Center for Supercomputing Applications, University of Illinois at Urbana-Champaign, IL, USA","institution_ids":["https://openalex.org/I4210135837","https://openalex.org/I157725225"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.998,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.76525375,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"25","issue":"1","first_page":"115","last_page":"131"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/computer-science","display_name":"Computer science","score":0.825191855430603},{"id":"https://openalex.org/keywords/instruction-prefetch","display_name":"Instruction prefetch","score":0.7263873219490051},{"id":"https://openalex.org/keywords/sparse-matrix","display_name":"Sparse matrix","score":0.7074149250984192},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.6225783228874207},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.5411568880081177},{"id":"https://openalex.org/keywords/memory-bandwidth","display_name":"Memory bandwidth","score":0.5299856662750244},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.4901455342769623},{"id":"https://openalex.org/keywords/x86","display_name":"x86","score":0.44379013776779175},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.4215046167373657},{"id":"https://openalex.org/keywords/ibm","display_name":"IBM","score":0.4201139509677887},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.41703706979751587},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.35745319724082947},{"id":"https://openalex.org/keywords/computer-architecture","display_name":"Computer architecture","score":0.32788872718811035},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.1629011034965515},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.12538442015647888}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.825191855430603},{"id":"https://openalex.org/C133588205","wikidata":"https://www.wikidata.org/wiki/Q28455645","display_name":"Instruction prefetch","level":3,"score":0.7263873219490051},{"id":"https://openalex.org/C56372850","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse matrix","level":3,"score":0.7074149250984192},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.6225783228874207},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.5411568880081177},{"id":"https://openalex.org/C188045654","wikidata":"https://www.wikidata.org/wiki/Q17148339","display_name":"Memory bandwidth","level":2,"score":0.5299856662750244},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.4901455342769623},{"id":"https://openalex.org/C170723468","wikidata":"https://www.wikidata.org/wiki/Q182933","display_name":"x86","level":3,"score":0.44379013776779175},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.4215046167373657},{"id":"https://openalex.org/C70388272","wikidata":"https://www.wikidata.org/wiki/Q5968558","display_name":"IBM","level":2,"score":0.4201139509677887},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.41703706979751587},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.35745319724082947},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.32788872718811035},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.1629011034965515},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.12538442015647888},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","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/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.0},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"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/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1177/1094342010374847","is_oa":false,"landing_page_url":"https://doi.org/10.1177/1094342010374847","pdf_url":null,"source":{"id":"https://openalex.org/S60606485","display_name":"The International Journal of High Performance Computing Applications","issn_l":"1094-3420","issn":["1094-3420","1741-2846"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The International Journal of High Performance Computing Applications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.699999988079071}],"awards":[],"funders":[{"id":"https://openalex.org/F4320332222","display_name":"University of Illinois at Urbana-Champaign","ror":"https://ror.org/047426m28"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W90568776","https://openalex.org/W592646905","https://openalex.org/W1653630692","https://openalex.org/W1964587600","https://openalex.org/W1982733412","https://openalex.org/W1983778743","https://openalex.org/W2035080386","https://openalex.org/W2064037464","https://openalex.org/W2076264849","https://openalex.org/W2103877122","https://openalex.org/W2104120668","https://openalex.org/W2114545805","https://openalex.org/W2114977680","https://openalex.org/W2115215129","https://openalex.org/W2139131733","https://openalex.org/W2141374519","https://openalex.org/W2142356482","https://openalex.org/W2167868137","https://openalex.org/W2916411819","https://openalex.org/W4231010555"],"related_works":["https://openalex.org/W1509422975","https://openalex.org/W3013187846","https://openalex.org/W1994438830","https://openalex.org/W1981501429","https://openalex.org/W2150143212","https://openalex.org/W2311337999","https://openalex.org/W145052952","https://openalex.org/W2122176452","https://openalex.org/W2532617734","https://openalex.org/W2061461375"],"abstract_inverted_index":{"Sparse":[0],"matrix\u2014vector":[1],"multiply":[2,85],"is":[3,24,34],"an":[4],"important":[5],"operation":[6,23],"in":[7],"a":[8,35,39,53,107],"wide":[9],"range":[10],"of":[11,14,21,56,80],"problems.":[12],"One":[13],"the":[15,19,29,78],"key":[16],"factors":[17],"determining":[18],"performance":[20,79],"this":[22,64],"sustained":[25,47],"memory":[26,48],"bandwidth.":[27,49],"In":[28],"IBM":[30,87],"POWER":[31,88],"architecture,":[32],"there":[33],"hardware":[36],"component":[37],"called":[38],"prefetch":[40],"data":[41],"stream":[42],"that":[43,62,69],"can":[44,75],"significantly":[45,76],"increase":[46],"We":[50],"have":[51],"developed":[52],"new":[54,71,103],"family":[55],"storage":[57,73],"formats":[58,74,104],"for":[59],"sparse":[60,81,94,99],"matrices":[61],"exploits":[63],"capability.":[65],"Test":[66],"results":[67],"show":[68],"our":[70],"streamed":[72],"improve":[77],"matrix":[82],"and":[83,96],"vector":[84],"on":[86,109],"processors,":[89],"compared":[90],"to":[91],"traditional":[92],"compressed":[93,98],"row":[95,100],"block":[97],"formats.":[101],"The":[102],"also":[105],"provide":[106],"benefit":[108],"x86":[110],"processors.":[111]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":3}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}