{"id":"https://openalex.org/W2782769392","doi":"https://doi.org/10.1145/3149457.3149470","title":"Performance improvement of the general-purpose CFD code FrontFlow/blue on the K computer","display_name":"Performance improvement of the general-purpose CFD code FrontFlow/blue on the K computer","publication_year":2018,"publication_date":"2018-01-12","ids":{"openalex":"https://openalex.org/W2782769392","doi":"https://doi.org/10.1145/3149457.3149470","mag":"2782769392"},"language":"en","primary_location":{"id":"doi:10.1145/3149457.3149470","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3149457.3149470","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region","raw_type":"proceedings-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/A5111957081","display_name":"Kiyoshi Kumahata","orcid":null},"institutions":[{"id":"https://openalex.org/I4210129730","display_name":"RIKEN Center for Computational Science","ror":"https://ror.org/03r519674","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210110652","https://openalex.org/I4210129730"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kiyoshi Kumahata","raw_affiliation_strings":["Advanced Institute for Computational Science, RIKEN, Kobe, Hyogo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Advanced Institute for Computational Science, RIKEN, Kobe, Hyogo, Japan","institution_ids":["https://openalex.org/I4210129730"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047106505","display_name":"Kazuo Minami","orcid":"https://orcid.org/0000-0002-9689-7953"},"institutions":[{"id":"https://openalex.org/I4210129730","display_name":"RIKEN Center for Computational Science","ror":"https://ror.org/03r519674","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210110652","https://openalex.org/I4210129730"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kazuo Minami","raw_affiliation_strings":["Advanced Institute for Computational Science, RIKEN, Kobe, Hyogo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Advanced Institute for Computational Science, RIKEN, Kobe, Hyogo, Japan","institution_ids":["https://openalex.org/I4210129730"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058249428","display_name":"Yoshinobu Yamade","orcid":null},"institutions":[{"id":"https://openalex.org/I4210159520","display_name":"Mizuho (Japan)","ror":"https://ror.org/05e34ra63","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210159520"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshinobu Yamade","raw_affiliation_strings":["Mizuho Information and Research Institute, Chiyoda-Ku, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mizuho Information and Research Institute, Chiyoda-Ku, Tokyo, Japan","institution_ids":["https://openalex.org/I4210159520"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000698156","display_name":"Chisachi KATO","orcid":null},"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":"Chisachi Kato","raw_affiliation_strings":["Institute of Industrial Science, The University of Tokyo, Meguro-Ku, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Industrial Science, The University of Tokyo, Meguro-Ku, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.01565822,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"171","last_page":"182"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","score":0.9987000226974487,"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"}},"topics":[{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","score":0.9987000226974487,"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9973000288009644,"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/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9972000122070312,"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/supercomputer","display_name":"Supercomputer","score":0.8737474679946899},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7556061744689941},{"id":"https://openalex.org/keywords/subroutine","display_name":"Subroutine","score":0.7222776412963867},{"id":"https://openalex.org/keywords/simd","display_name":"SIMD","score":0.6620537042617798},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.555683434009552},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.553377091884613},{"id":"https://openalex.org/keywords/loop","display_name":"Loop (graph theory)","score":0.5462328195571899},{"id":"https://openalex.org/keywords/computer-performance","display_name":"Computer performance","score":0.5311972498893738},{"id":"https://openalex.org/keywords/for-loop","display_name":"For loop","score":0.4938276708126068},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.48115694522857666},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.4802458584308624},{"id":"https://openalex.org/keywords/performance-improvement","display_name":"Performance improvement","score":0.4792494773864746},{"id":"https://openalex.org/keywords/computational-fluid-dynamics","display_name":"Computational fluid dynamics","score":0.47700241208076477},{"id":"https://openalex.org/keywords/finite-element-method","display_name":"Finite element method","score":0.45900556445121765},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.44598498940467834},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.4002804160118103},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.29399383068084717},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.0987493097782135},{"id":"https://openalex.org/keywords/structural-engineering","display_name":"Structural engineering","score":0.09210214018821716}],"concepts":[{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.8737474679946899},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7556061744689941},{"id":"https://openalex.org/C96147967","wikidata":"https://www.wikidata.org/wiki/Q190686","display_name":"Subroutine","level":2,"score":0.7222776412963867},{"id":"https://openalex.org/C150552126","wikidata":"https://www.wikidata.org/wiki/Q339387","display_name":"SIMD","level":2,"score":0.6620537042617798},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.555683434009552},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.553377091884613},{"id":"https://openalex.org/C184670325","wikidata":"https://www.wikidata.org/wiki/Q512604","display_name":"Loop (graph theory)","level":2,"score":0.5462328195571899},{"id":"https://openalex.org/C187123476","wikidata":"https://www.wikidata.org/wiki/Q1197550","display_name":"Computer performance","level":2,"score":0.5311972498893738},{"id":"https://openalex.org/C2779624466","wikidata":"https://www.wikidata.org/wiki/Q838119","display_name":"For loop","level":3,"score":0.4938276708126068},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.48115694522857666},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.4802458584308624},{"id":"https://openalex.org/C2778915421","wikidata":"https://www.wikidata.org/wiki/Q3643177","display_name":"Performance improvement","level":2,"score":0.4792494773864746},{"id":"https://openalex.org/C1633027","wikidata":"https://www.wikidata.org/wiki/Q815820","display_name":"Computational fluid dynamics","level":2,"score":0.47700241208076477},{"id":"https://openalex.org/C135628077","wikidata":"https://www.wikidata.org/wiki/Q220184","display_name":"Finite element method","level":2,"score":0.45900556445121765},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.44598498940467834},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.4002804160118103},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.29399383068084717},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0987493097782135},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.09210214018821716},{"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/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","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/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3149457.3149470","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3149457.3149470","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6499999761581421,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320320912","display_name":"Ministry of Education, Culture, Sports, Science and Technology","ror":"https://ror.org/048rj2z13"},{"id":"https://openalex.org/F4320335125","display_name":"RIKEN","ror":"https://ror.org/01sjwvz98"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1963497281","https://openalex.org/W1999472284","https://openalex.org/W2002555321","https://openalex.org/W2027305902","https://openalex.org/W2073791002","https://openalex.org/W2076077791","https://openalex.org/W2162206658","https://openalex.org/W2168795429","https://openalex.org/W2318393100","https://openalex.org/W2397741840","https://openalex.org/W2435668395","https://openalex.org/W2746089916","https://openalex.org/W7051549320"],"related_works":["https://openalex.org/W2391861012","https://openalex.org/W2488336788","https://openalex.org/W4285469493","https://openalex.org/W1593224248","https://openalex.org/W2375766869","https://openalex.org/W4283644319","https://openalex.org/W1979093027","https://openalex.org/W2898981446","https://openalex.org/W3139439719","https://openalex.org/W2351726487"],"abstract_inverted_index":{"The":[0,68],"general-purpose":[1],"fluid":[2],"simulation":[3],"software":[4],"FrontFlow/blue":[5],"(FFB)":[6],"is":[7,24,38,53,65,71],"based":[8,113],"on":[9,101,154],"the":[10,29,42,46,49,60,73,84,88,96,99,102,164],"finite":[11],"element":[12],"method":[13],"(FEM).":[14],"It":[15],"was":[16,152],"designed":[17],"to":[18,87,94,125],"accept":[19],"extremely":[20],"large-scale":[21],"simulations":[22],"and":[23,45,119,140,162],"an":[25,56,148],"important":[26,57,74],"application":[27,37,58],"in":[28,32,40,76,134],"manufacturing":[30,43],"field":[31,44],"Japan.":[33,77],"Moreover,":[34],"since":[35],"this":[36],"significant":[39,106],"both":[41],"development":[47],"of":[48,98,132,150,166],"post-K":[50,62],"supercomputer,":[51],"it":[52],"employed":[54],"as":[55],"for":[59],"new":[61],"supercomputer":[63],"that":[64],"under":[66],"development.":[67],"K":[69,89,103],"computer":[70],"still":[72],"infrastructure":[75],"And":[78],"there":[79],"are":[80],"some":[81],"supercomputers":[82],"having":[83],"same":[85],"architecture":[86],"computer.":[90,104],"Therefore":[91],"we":[92],"continue":[93],"improve":[95],"performance":[97],"FFB":[100],"On":[105],"subroutines,":[107],"several":[108],"improvement":[109,149],"techniques,":[110],"store":[111,120],"order":[112],"loop":[114,123],"modification":[115],"decreasing":[116],"total":[117],"load":[118,128],"operations,":[121],"unrolled":[122],"rerolling":[124],"employ":[126],"SIMD":[127],"instruction,":[129],"adjusting":[130],"number":[131],"arrays":[133],"loop,":[135],"using":[136],"sector":[137],"cache":[138],"function,":[139],"so":[141],"on,":[142],"were":[143],"employed.":[144],"As":[145],"a":[146,155],"result,":[147],"160%":[151],"obtained":[153],"single":[156],"CPU":[157],"performance.":[158],"This":[159],"paper":[160],"shows":[161],"discusses":[163],"detail":[165],"these":[167],"improvements.":[168]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
