{"id":"https://openalex.org/W4389162657","doi":"https://doi.org/10.1587/transinf.2023pap0008","title":"Adaptive Lossy Data Compression Extended Architecture for Memory Bandwidth Conservation in SpMV","display_name":"Adaptive Lossy Data Compression Extended Architecture for Memory Bandwidth Conservation in SpMV","publication_year":2023,"publication_date":"2023-11-30","ids":{"openalex":"https://openalex.org/W4389162657","doi":"https://doi.org/10.1587/transinf.2023pap0008"},"language":"en","primary_location":{"id":"doi:10.1587/transinf.2023pap0008","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1587/transinf.2023pap0008","pdf_url":"https://www.jstage.jst.go.jp/article/transinf/E106.D/12/E106.D_2023PAP0008/_pdf","source":{"id":"https://openalex.org/S2486202937","display_name":"IEICE Transactions on Information and Systems","issn_l":"0916-8532","issn":["0916-8532","1745-1361"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Information and Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.jstage.jst.go.jp/article/transinf/E106.D/12/E106.D_2023PAP0008/_pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102845965","display_name":"Siyi Hu","orcid":"https://orcid.org/0000-0002-7259-3795"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Siyi HU","raw_affiliation_strings":["The University of Tokyo"],"affiliations":[{"raw_affiliation_string":"The University of Tokyo","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110399573","display_name":"Makiko Ito","orcid":null},"institutions":[{"id":"https://openalex.org/I4210159607","display_name":"Fujitsu (China)","ror":"https://ror.org/04w4yzw62","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210159607"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Makiko ITO","raw_affiliation_strings":["Fujitsu Ltd"],"affiliations":[{"raw_affiliation_string":"Fujitsu Ltd","institution_ids":["https://openalex.org/I4210159607"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108775300","display_name":"Takahide Yoshikawa","orcid":null},"institutions":[{"id":"https://openalex.org/I4210159607","display_name":"Fujitsu (China)","ror":"https://ror.org/04w4yzw62","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210159607"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Takahide YOSHIKAWA","raw_affiliation_strings":["Fujitsu Ltd"],"affiliations":[{"raw_affiliation_string":"Fujitsu Ltd","institution_ids":["https://openalex.org/I4210159607"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043275343","display_name":"Yuan He","orcid":"https://orcid.org/0000-0002-4087-8905"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuan HE","raw_affiliation_strings":["Keio University"],"affiliations":[{"raw_affiliation_string":"Keio University","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090578339","display_name":"Hiroshi Nakamura","orcid":"https://orcid.org/0009-0005-6505-1903"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi NAKAMURA","raw_affiliation_strings":["The University of Tokyo"],"affiliations":[{"raw_affiliation_string":"The University of Tokyo","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103017591","display_name":"Masaaki Kondo","orcid":"https://orcid.org/0000-0002-6025-8738"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]},{"id":"https://openalex.org/I4210110652","display_name":"RIKEN","ror":"https://ror.org/01sjwvz98","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210110652"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masaaki KONDO","raw_affiliation_strings":["Keio University","RIKEN"],"affiliations":[{"raw_affiliation_string":"Keio University","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"RIKEN","institution_ids":["https://openalex.org/I4210110652"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5102845965"],"corresponding_institution_ids":["https://openalex.org/I74801974"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.17744975,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"E106.D","issue":"12","first_page":"2015","last_page":"2025"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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":0.9980000257492065,"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/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9977999925613403,"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":0.9057159423828125},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.7200021743774414},{"id":"https://openalex.org/keywords/memory-bandwidth","display_name":"Memory bandwidth","score":0.6658142805099487},{"id":"https://openalex.org/keywords/memory-hierarchy","display_name":"Memory hierarchy","score":0.6162993907928467},{"id":"https://openalex.org/keywords/speedup","display_name":"Speedup","score":0.5999265313148499},{"id":"https://openalex.org/keywords/kernel","display_name":"Kernel (algebra)","score":0.42577099800109863},{"id":"https://openalex.org/keywords/sparse-matrix","display_name":"Sparse matrix","score":0.41729164123535156},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.40563175082206726}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9057159423828125},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.7200021743774414},{"id":"https://openalex.org/C188045654","wikidata":"https://www.wikidata.org/wiki/Q17148339","display_name":"Memory bandwidth","level":2,"score":0.6658142805099487},{"id":"https://openalex.org/C2778100165","wikidata":"https://www.wikidata.org/wiki/Q1589327","display_name":"Memory hierarchy","level":3,"score":0.6162993907928467},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.5999265313148499},{"id":"https://openalex.org/C74193536","wikidata":"https://www.wikidata.org/wiki/Q574844","display_name":"Kernel (algebra)","level":2,"score":0.42577099800109863},{"id":"https://openalex.org/C56372850","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse matrix","level":3,"score":0.41729164123535156},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.40563175082206726},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/transinf.2023pap0008","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1587/transinf.2023pap0008","pdf_url":"https://www.jstage.jst.go.jp/article/transinf/E106.D/12/E106.D_2023PAP0008/_pdf","source":{"id":"https://openalex.org/S2486202937","display_name":"IEICE Transactions on Information and Systems","issn_l":"0916-8532","issn":["0916-8532","1745-1361"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Information and Systems","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1587/transinf.2023pap0008","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1587/transinf.2023pap0008","pdf_url":"https://www.jstage.jst.go.jp/article/transinf/E106.D/12/E106.D_2023PAP0008/_pdf","source":{"id":"https://openalex.org/S2486202937","display_name":"IEICE Transactions on Information and Systems","issn_l":"0916-8532","issn":["0916-8532","1745-1361"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Information and Systems","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","score":0.5799999833106995,"display_name":"Life in Land"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4389162657.pdf"},"referenced_works_count":14,"referenced_works":["https://openalex.org/W1133087070","https://openalex.org/W1537260300","https://openalex.org/W2009654791","https://openalex.org/W2025890876","https://openalex.org/W2034822545","https://openalex.org/W2035080386","https://openalex.org/W2038071684","https://openalex.org/W2043105874","https://openalex.org/W2087507944","https://openalex.org/W2970916899","https://openalex.org/W2996522450","https://openalex.org/W2996624887","https://openalex.org/W3010221833","https://openalex.org/W4238995617"],"related_works":["https://openalex.org/W4376647684","https://openalex.org/W4221139464","https://openalex.org/W1541167181","https://openalex.org/W2518567779","https://openalex.org/W1588915715","https://openalex.org/W2735130281","https://openalex.org/W1990309876","https://openalex.org/W79990711","https://openalex.org/W4295935130","https://openalex.org/W1480947737"],"abstract_inverted_index":{"Widely":[0],"adopted":[1],"by":[2],"machine":[3],"learning":[4],"and":[5,36,103,140,220,236],"graph":[6],"processing":[7],"applications":[8],"nowadays,":[9],"sparse":[10],"matrix-Vector":[11],"multiplication":[12],"(SpMV)":[13],"is":[14,23,54,134,204,211],"a":[15,38,45,47,182,206],"very":[16],"popular":[17],"algorithm":[18,223],"in":[19,41,107,153,177],"linear":[20],"algebra.":[21],"This":[22],"especially":[24],"the":[25,77,88,137,141,217,221,233,237],"case":[26],"for":[27],"fully-connected":[28],"MLP":[29],"layers,":[30],"which":[31],"dominate":[32],"many":[33],"SpMV":[34,57,72,108,130,161],"computations":[35],"play":[37],"substantial":[39],"role":[40],"diverse":[42],"services.":[43],"As":[44],"consequence,":[46],"large":[48],"fraction":[49],"of":[50,79,87,91,209,239],"data":[51,84,105,125,133,186],"center":[52],"cycles":[53],"spent":[55],"on":[56,160,174,231],"kernels.":[58],"Meanwhile,":[59],"despite":[60],"having":[61],"efficient":[62],"storage":[63],"options":[64],"against":[65],"sparsity":[66],"(such":[67],"as":[68,124],"CSR":[69],"or":[70,198],"CSC),":[71],"kernels":[73,109,131],"still":[74],"suffer":[75],"from":[76],"problem":[78],"limited":[80],"memory":[81,89,139],"bandwidth":[82,120],"during":[83],"transferring":[85],"because":[86],"hierarchy":[90],"modern":[92],"computing":[93,196],"systems.":[94],"In":[95],"more":[96],"detail,":[97],"we":[98,118,147,180],"find":[99],"that":[100,150,189,225],"both":[101,216,232],"integer":[102],"floating-point":[104,171],"used":[106],"are":[110],"handled":[111],"plainly":[112],"without":[113],"any":[114],"necessary":[115],"pre-processing.":[116],"Therefore,":[117],"believe":[119],"conservation":[121],"techniques,":[122],"such":[123],"compression,":[126],"may":[127],"dramatically":[128],"help":[129],"when":[132,167],"transferred":[135],"between":[136],"main":[138],"Last":[142],"Level":[143],"Cache":[144],"(LLC).":[145],"Furthermore,":[146],"also":[148],"observe":[149],"convergence":[151,234],"conditions":[152],"some":[154],"typical":[155],"scientific":[156],"computation":[157],"benchmarks":[158],"(based":[159],"kernels)":[162],"will":[163],"not":[164],"be":[165,191],"degraded":[166],"adopting":[168],"lower":[169],"precision":[170],"data.":[172],"Based":[173],"these":[175],"findings,":[176],"this":[178],"work,":[179],"propose":[181],"simple":[183],"yet":[184],"effective":[185],"compression":[187],"scheme":[188],"can":[190],"extended":[192],"to":[193],"general":[194],"purpose":[195],"architectures":[197],"HPC":[199],"systems":[200],"preferably.":[201],"When":[202],"it":[203],"adopted,":[205],"best-case":[207],"speedup":[208],"1.92x":[210],"made.":[212],"Besides,":[213],"evaluations":[214],"with":[215],"CG":[218],"kernel":[219],"PageRank":[222],"indicate":[224],"our":[226],"proposal":[227],"introduces":[228],"negligible":[229],"overhead":[230],"speed":[235],"accuracy":[238],"final":[240],"results.":[241]},"counts_by_year":[],"updated_date":"2026-01-22T23:29:09.771500","created_date":"2025-10-10T00:00:00"}