{"id":"https://openalex.org/W3198008017","doi":"https://doi.org/10.1145/3468267.3470616","title":"Fast scalable implicit solver with convergence of equation-based modeling and data-driven learning","display_name":"Fast scalable implicit solver with convergence of equation-based modeling and data-driven learning","publication_year":2021,"publication_date":"2021-07-05","ids":{"openalex":"https://openalex.org/W3198008017","doi":"https://doi.org/10.1145/3468267.3470616","mag":"3198008017"},"language":"en","primary_location":{"id":"doi:10.1145/3468267.3470616","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3468267.3470616","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3468267.3470616","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Platform for Advanced Scientific Computing Conference","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3468267.3470616","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102274309","display_name":"Tsuyoshi Ichimura","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":true,"raw_author_name":"Tsuyoshi Ichimura","raw_affiliation_strings":["The University of Tokyo, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"The University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101402257","display_name":"Kohei Fujita","orcid":"https://orcid.org/0000-0003-2911-0222"},"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":"Kohei Fujita","raw_affiliation_strings":["The University of Tokyo, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"The University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108775446","display_name":"Kentaro Koyama","orcid":null},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kentaro Koyama","raw_affiliation_strings":["Fujitsu Limited, Nagano, Japan"],"affiliations":[{"raw_affiliation_string":"Fujitsu Limited, Nagano, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066772286","display_name":"Yuma Kikuchi","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":"Yuma Kikuchi","raw_affiliation_strings":["The University of Tokyo, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"The University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000241873","display_name":"Ryota Kusakabe","orcid":"https://orcid.org/0000-0002-9799-6128"},"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":"Ryota Kusakabe","raw_affiliation_strings":["The University of Tokyo, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"The University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047106505","display_name":"Kazuo Minami","orcid":"https://orcid.org/0000-0002-9689-7953"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kazuo Minami","raw_affiliation_strings":["RIKEN, Kobe, Japan"],"affiliations":[{"raw_affiliation_string":"RIKEN, Kobe, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000901474","display_name":"Hikaru Inoue","orcid":null},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hikaru Inoue","raw_affiliation_strings":["Fujitsu Limited, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Fujitsu Limited, Tokyo, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038510654","display_name":"Seiya Nishizawa","orcid":"https://orcid.org/0000-0001-9457-7457"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Seiya Nishizawa","raw_affiliation_strings":["RIKEN, Kobe, Japan"],"affiliations":[{"raw_affiliation_string":"RIKEN, Kobe, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079973660","display_name":"Miwako Tsuji","orcid":"https://orcid.org/0000-0003-4709-1969"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Miwako Tsuji","raw_affiliation_strings":["RIKEN, Kobe, Japan"],"affiliations":[{"raw_affiliation_string":"RIKEN, Kobe, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069973222","display_name":"Tatsuo Nishiki","orcid":null},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tatsuo Nishiki","raw_affiliation_strings":["Fujitsu Limited, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Fujitsu Limited, Tokyo, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010899083","display_name":"Muneo Hori","orcid":"https://orcid.org/0000-0002-0642-6753"},"institutions":[{"id":"https://openalex.org/I1315852903","display_name":"Japan Agency for Marine-Earth Science and Technology","ror":"https://ror.org/059qg2m13","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1315852903"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Muneo Hori","raw_affiliation_strings":["Japan Agency for Marine-Earth Science and Technology, Yokohama, Japan"],"affiliations":[{"raw_affiliation_string":"Japan Agency for Marine-Earth Science and Technology, Yokohama, Japan","institution_ids":["https://openalex.org/I1315852903"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020079438","display_name":"Maddegedara Lalith","orcid":"https://orcid.org/0000-0001-6334-4802"},"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":"Lalith Maddegedara","raw_affiliation_strings":["The University of Tokyo, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"The University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5105268757","display_name":"Naonori Ueda","orcid":null},"institutions":[{"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":"Naonori Ueda","raw_affiliation_strings":["RIKEN, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"RIKEN, Tokyo, Japan","institution_ids":["https://openalex.org/I4210110652"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":13,"corresponding_author_ids":["https://openalex.org/A5102274309"],"corresponding_institution_ids":["https://openalex.org/I74801974"],"apc_list":null,"apc_paid":null,"fwci":0.1313,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.46306505,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"12"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11206","display_name":"Model Reduction and Neural Networks","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11206","display_name":"Model Reduction and Neural Networks","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10339","display_name":"Advanced Numerical Methods in Computational Mathematics","score":0.9846000075340271,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T11416","display_name":"Numerical methods for differential equations","score":0.977400004863739,"subfield":{"id":"https://openalex.org/subfields/2612","display_name":"Numerical Analysis"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/solver","display_name":"Solver","score":0.8994108438491821},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8016332983970642},{"id":"https://openalex.org/keywords/speedup","display_name":"Speedup","score":0.7377269268035889},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.5884025692939758},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.5769302845001221},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.5177358984947205},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.49270251393318176}],"concepts":[{"id":"https://openalex.org/C2778770139","wikidata":"https://www.wikidata.org/wiki/Q1966904","display_name":"Solver","level":2,"score":0.8994108438491821},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8016332983970642},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.7377269268035889},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.5884025692939758},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.5769302845001221},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.5177358984947205},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.49270251393318176},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"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/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3468267.3470616","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3468267.3470616","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3468267.3470616","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Platform for Advanced Scientific Computing Conference","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3468267.3470616","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3468267.3470616","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3468267.3470616","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Platform for Advanced Scientific Computing Conference","raw_type":"proceedings-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.7699999809265137}],"awards":[{"id":"https://openalex.org/G2350565776","display_name":null,"funder_award_id":"JP18H05239, JP18H03795, JP17K14719","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G2439734111","display_name":null,"funder_award_id":"17K14719","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G2989735830","display_name":"\u65e5\u672c\u4eba\u809d\u764c\u767a\u751f\u306b\u95a2\u3059\u308b\u75c5\u7406\u52d5\u614b\u7684\u7814\u7a76","funder_award_id":"90177","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G3101495163","display_name":null,"funder_award_id":"hp190177, hp200126, hp210171","funder_id":"https://openalex.org/F4320320912","funder_display_name":"Ministry of Education, Culture, Sports, Science and Technology"},{"id":"https://openalex.org/G48535758","display_name":null,"funder_award_id":"18H05239","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G5675664451","display_name":null,"funder_award_id":"18H0523","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G5677945322","display_name":null,"funder_award_id":"18H03795","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G5786340949","display_name":null,"funder_award_id":"KAKENHI Grant Number","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G7161174843","display_name":"\u300c\u793e\u4f1a\u4e3b\u7fa9\u7684\u5408\u6cd5\u6027\u300d\u306e\u6cd5\u7406\u3068\u6a5f\u80fd","funder_award_id":"21017","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G7314194600","display_name":null,"funder_award_id":"RIKEN","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G8644101686","display_name":null,"funder_award_id":"hp200126","funder_id":"https://openalex.org/F4320320912","funder_display_name":"Ministry of Education, Culture, Sports, Science and Technology"},{"id":"https://openalex.org/G8975668153","display_name":null,"funder_award_id":"JP18H05239","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"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/F4320322832","display_name":"University of Tokyo","ror":"https://ror.org/057zh3y96"},{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"},{"id":"https://openalex.org/F4320335125","display_name":"RIKEN","ror":"https://ror.org/01sjwvz98"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3198008017.pdf","grobid_xml":"https://content.openalex.org/works/W3198008017.grobid-xml"},"referenced_works_count":22,"referenced_works":["https://openalex.org/W2032576830","https://openalex.org/W2036502262","https://openalex.org/W2073168606","https://openalex.org/W2078898317","https://openalex.org/W2083279262","https://openalex.org/W2126999002","https://openalex.org/W2463536963","https://openalex.org/W2648400980","https://openalex.org/W2767668491","https://openalex.org/W2784283182","https://openalex.org/W2903376718","https://openalex.org/W2923222994","https://openalex.org/W2935862809","https://openalex.org/W2969620393","https://openalex.org/W2990153558","https://openalex.org/W3036578648","https://openalex.org/W3036589417","https://openalex.org/W3036843651","https://openalex.org/W3095815097","https://openalex.org/W3099803807","https://openalex.org/W3112880575","https://openalex.org/W6756332123"],"related_works":["https://openalex.org/W2317245370","https://openalex.org/W3138386522","https://openalex.org/W2499279132","https://openalex.org/W4249323025","https://openalex.org/W198851386","https://openalex.org/W2030310580","https://openalex.org/W947442053","https://openalex.org/W1980160788","https://openalex.org/W2148915962","https://openalex.org/W2283866686"],"abstract_inverted_index":{"We":[0],"developed":[1,71,130,146,179],"a":[2,49,74,82,109,116],"new":[3],"approach":[4,180],"in":[5,115],"converging":[6],"equation-based":[7,30,61],"modeling":[8,31,162],"and":[9,59,163,172,186],"data-driven":[10,22,53,165],"learning":[11,23,54,166],"on":[12,25,135],"high-performance":[13],"computing":[14],"resources":[15],"to":[16,34,87,107,126,148],"accelerate":[17,35],"physics-based":[18],"earthquake":[19,112],"simulations.":[20],"Here,":[21],"based":[24,156,161],"data":[26],"generated":[27],"while":[28],"conducting":[29],"was":[32],"used":[33],"the":[36,68,78,121,129,145,164],"convergence":[37],"process":[38,47],"of":[39,52,67,101,137,154,168,181],"an":[40],"implicit":[41],"low-order":[42],"unstructured":[43],"finite-element":[44],"solver.":[45,124],"This":[46],"involved":[48],"suitable":[50],"combination":[51],"for":[55,63],"estimating":[56,64],"high-frequency":[57],"components":[58,66],"coarsened":[60],"models":[62],"low-frequency":[65],"problem.":[69],"The":[70,159,178],"solver":[72,80],"achieved":[73],"12.8-fold":[75],"speedup":[76],"over":[77],"state-of-art":[79],"with":[81,103,139],"96.4%":[83],"size-up":[84],"scalability":[85],"up":[86],"24,576":[88],"nodes":[89],"(98,304":[90],"MPI":[91],"processes":[92],"\u00d7":[93],"12":[94],"OpenMP":[95],"threads":[96],"=":[97],"1,179,648":[98],"CPU":[99],"cores)":[100],"Fugaku":[102],"126,581,788,413":[104],"degrees-of-freedom,":[105],"leading":[106],"solving":[108],"huge":[110],"city":[111],"shaking":[113],"analysis":[114],"10.1-fold":[117],"shorter":[118],"time":[119],"than":[120],"previous":[122],"state-of-the-art":[123],"Furthermore,":[125],"show":[127],"that":[128],"method":[131,147],"attains":[132],"high":[133],"performance":[134],"variety":[136],"systems":[138,151],"small":[140],"implementation":[141],"costs,":[142],"we":[143],"ported":[144],"recent":[149],"GPU":[150],"by":[152],"use":[153],"directive":[155],"methods":[157],"(OpenACC).":[158],"equation":[160],"are":[167,175,191],"utterly":[169],"different":[170],"characteristics,":[171],"hence":[173],"they":[174],"rarely":[176],"combined.":[177],"combining":[182],"them":[183],"is":[184],"effective,":[185],"remarkable":[187],"results":[188],"mentioned":[189],"above":[190],"achieved.":[192]},"counts_by_year":[{"year":2023,"cited_by_count":1}],"updated_date":"2026-04-21T08:09:41.155169","created_date":"2025-10-10T00:00:00"}
