{"id":"https://openalex.org/W2048968833","doi":"https://doi.org/10.1109/sc.2014.70","title":"A Study on Balancing Parallelism, Data Locality, and Recomputation in Existing PDE Solvers","display_name":"A Study on Balancing Parallelism, Data Locality, and Recomputation in Existing PDE Solvers","publication_year":2014,"publication_date":"2014-11-01","ids":{"openalex":"https://openalex.org/W2048968833","doi":"https://doi.org/10.1109/sc.2014.70","mag":"2048968833"},"language":"en","primary_location":{"id":"doi:10.1109/sc.2014.70","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sc.2014.70","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SC14: International Conference for High Performance Computing, Networking, Storage and Analysis","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.osti.gov/biblio/1132032","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5085014712","display_name":"Catherine Olschanowsky","orcid":"https://orcid.org/0000-0002-1764-385X"},"institutions":[{"id":"https://openalex.org/I92446798","display_name":"Colorado State University","ror":"https://ror.org/03k1gpj17","country_code":"US","type":"education","lineage":["https://openalex.org/I92446798"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Catherine Olschanowsky","raw_affiliation_strings":["Computer Science Colorado State University","COLORADO STATE UNIVERSITY"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science Colorado State University","institution_ids":["https://openalex.org/I92446798"]},{"raw_affiliation_string":"COLORADO STATE UNIVERSITY","institution_ids":["https://openalex.org/I92446798"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022191670","display_name":"Michelle Mills Strout","orcid":"https://orcid.org/0000-0001-7646-4766"},"institutions":[{"id":"https://openalex.org/I92446798","display_name":"Colorado State University","ror":"https://ror.org/03k1gpj17","country_code":"US","type":"education","lineage":["https://openalex.org/I92446798"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michelle Mills Strout","raw_affiliation_strings":["Computer Science Colorado State University","COLORADO STATE UNIVERSITY"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science Colorado State University","institution_ids":["https://openalex.org/I92446798"]},{"raw_affiliation_string":"COLORADO STATE UNIVERSITY","institution_ids":["https://openalex.org/I92446798"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068702699","display_name":"Stephen M. Guzik","orcid":"https://orcid.org/0000-0001-9163-8787"},"institutions":[{"id":"https://openalex.org/I92446798","display_name":"Colorado State University","ror":"https://ror.org/03k1gpj17","country_code":"US","type":"education","lineage":["https://openalex.org/I92446798"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Stephen Guzik","raw_affiliation_strings":["Mechanical Engineering Colorado State University","COLORADO STATE UNIVERSITY"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mechanical Engineering Colorado State University","institution_ids":["https://openalex.org/I92446798"]},{"raw_affiliation_string":"COLORADO STATE UNIVERSITY","institution_ids":["https://openalex.org/I92446798"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068515147","display_name":"John Loffeld","orcid":null},"institutions":[{"id":"https://openalex.org/I1282311441","display_name":"Lawrence Livermore National Laboratory","ror":"https://ror.org/041nk4h53","country_code":"US","type":"facility","lineage":["https://openalex.org/I1282311441","https://openalex.org/I1330989302","https://openalex.org/I198811213","https://openalex.org/I4210138311"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"John Loffeld","raw_affiliation_strings":["Center for Applied Scientific Computing Lawrence Livermore National Laboratory","Lawrence Livermore National Laboratory"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Applied Scientific Computing Lawrence Livermore National Laboratory","institution_ids":["https://openalex.org/I1282311441"]},{"raw_affiliation_string":"Lawrence Livermore National Laboratory","institution_ids":["https://openalex.org/I1282311441"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028497861","display_name":"J. Hittinger","orcid":"https://orcid.org/0000-0002-8229-6516"},"institutions":[{"id":"https://openalex.org/I1282311441","display_name":"Lawrence Livermore National Laboratory","ror":"https://ror.org/041nk4h53","country_code":"US","type":"facility","lineage":["https://openalex.org/I1282311441","https://openalex.org/I1330989302","https://openalex.org/I198811213","https://openalex.org/I4210138311"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jeffrey Hittinger","raw_affiliation_strings":["Center for Applied Scientific Computing Lawrence Livermore National Laboratory","Lawrence Livermore National Laboratory"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Applied Scientific Computing Lawrence Livermore National Laboratory","institution_ids":["https://openalex.org/I1282311441"]},{"raw_affiliation_string":"Lawrence Livermore National Laboratory","institution_ids":["https://openalex.org/I1282311441"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.7813,"has_fulltext":false,"cited_by_count":35,"citation_normalized_percentile":{"value":0.93240133,"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":"793","last_page":"804"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.998199999332428,"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":0.998199999332428,"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":0.9915000200271606,"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":0.9861999750137329,"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":0.8421711325645447},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.8098355531692505},{"id":"https://openalex.org/keywords/locality","display_name":"Locality","score":0.5957874655723572},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.583466649055481},{"id":"https://openalex.org/keywords/grid","display_name":"Grid","score":0.5706341862678528},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.5704626441001892},{"id":"https://openalex.org/keywords/scaling","display_name":"Scaling","score":0.5211253762245178},{"id":"https://openalex.org/keywords/hypercube","display_name":"Hypercube","score":0.4807564914226532},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.47567954659461975},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3794899880886078},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.3284511864185333},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.09775960445404053}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8421711325645447},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.8098355531692505},{"id":"https://openalex.org/C2779808786","wikidata":"https://www.wikidata.org/wiki/Q6664603","display_name":"Locality","level":2,"score":0.5957874655723572},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.583466649055481},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.5706341862678528},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.5704626441001892},{"id":"https://openalex.org/C99844830","wikidata":"https://www.wikidata.org/wiki/Q102441924","display_name":"Scaling","level":2,"score":0.5211253762245178},{"id":"https://openalex.org/C50820777","wikidata":"https://www.wikidata.org/wiki/Q213723","display_name":"Hypercube","level":2,"score":0.4807564914226532},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.47567954659461975},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3794899880886078},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.3284511864185333},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.09775960445404053},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","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/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/sc.2014.70","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sc.2014.70","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SC14: International Conference for High Performance Computing, Networking, Storage and Analysis","raw_type":"proceedings-article"},{"id":"pmh:oai:osti.gov:1132032","is_oa":true,"landing_page_url":"https://www.osti.gov/biblio/1132032","pdf_url":null,"source":{"id":"https://openalex.org/S4306402487","display_name":"OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I139351228","host_organization_name":"Office of Scientific and Technical Information","host_organization_lineage":["https://openalex.org/I139351228"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:osti.gov:1132032","is_oa":true,"landing_page_url":"https://www.osti.gov/biblio/1132032","pdf_url":null,"source":{"id":"https://openalex.org/S4306402487","display_name":"OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I139351228","host_organization_name":"Office of Scientific and Technical Information","host_organization_lineage":["https://openalex.org/I139351228"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":58,"referenced_works":["https://openalex.org/W51719658","https://openalex.org/W1485200860","https://openalex.org/W1492406391","https://openalex.org/W1504751168","https://openalex.org/W1506923379","https://openalex.org/W1554991828","https://openalex.org/W1600293489","https://openalex.org/W1975001341","https://openalex.org/W1975059575","https://openalex.org/W1979457157","https://openalex.org/W1987588924","https://openalex.org/W1987692736","https://openalex.org/W2003798513","https://openalex.org/W2003937683","https://openalex.org/W2010196134","https://openalex.org/W2011382111","https://openalex.org/W2026024102","https://openalex.org/W2028798345","https://openalex.org/W2031135506","https://openalex.org/W2035430533","https://openalex.org/W2039378765","https://openalex.org/W2055312318","https://openalex.org/W2064375932","https://openalex.org/W2070961300","https://openalex.org/W2077047259","https://openalex.org/W2085118703","https://openalex.org/W2097116331","https://openalex.org/W2098925700","https://openalex.org/W2099281741","https://openalex.org/W2104512032","https://openalex.org/W2104706305","https://openalex.org/W2106472852","https://openalex.org/W2112502633","https://openalex.org/W2119042753","https://openalex.org/W2121546953","https://openalex.org/W2135682468","https://openalex.org/W2136091375","https://openalex.org/W2137332808","https://openalex.org/W2145478293","https://openalex.org/W2153166874","https://openalex.org/W2154078685","https://openalex.org/W2160106616","https://openalex.org/W2167713801","https://openalex.org/W2198872802","https://openalex.org/W2491940814","https://openalex.org/W2560161825","https://openalex.org/W3143638094","https://openalex.org/W3145506805","https://openalex.org/W4249968602","https://openalex.org/W4255560897","https://openalex.org/W4285719527","https://openalex.org/W4292169137","https://openalex.org/W4299547616","https://openalex.org/W4382891143","https://openalex.org/W6629310253","https://openalex.org/W6630347121","https://openalex.org/W6647598233","https://openalex.org/W6682558027"],"related_works":["https://openalex.org/W4286907761","https://openalex.org/W2916710807","https://openalex.org/W2413588304","https://openalex.org/W3205447645","https://openalex.org/W2009411567","https://openalex.org/W2371629703","https://openalex.org/W2097769911","https://openalex.org/W2774705104","https://openalex.org/W72835634","https://openalex.org/W2122785676"],"abstract_inverted_index":{"Structured-grid":[0],"PDE":[1],"solver":[2],"frameworks":[3],"parallelize":[4],"over":[5],"boxes,":[6],"which":[7],"are":[8,26],"rectangular":[9],"domains":[10],"of":[11,83,85,114],"cells":[12,51],"or":[13,29],"faces":[14],"in":[15,40,101,133],"a":[16,123,127],"structured":[17],"grid.":[18],"In":[19,67],"the":[20,23,79,112],"Chombo":[21],"framework,":[22],"box":[24,33,65],"sizes":[25,34],"typically":[27],"163":[28,115],"323,":[30],"but":[31],"larger":[32,64],"such":[35],"as":[36],"1283":[37,98],"would":[38],"result":[39,100],"less":[41,46],"surface":[42],"area":[43],"and":[44,77,94,107],"therefore":[45],"storage,":[47],"copying,":[48],"and/or":[49],"ghost":[50],"communication":[52],"overhead.":[53],"Unfortunately,":[54],"current":[55],"on":[56,88,117],"node":[57],"parallelization":[58],"schemes":[59],"perform":[60],"poorly":[61],"for":[62,97,122,129],"these":[63,86],"sizes.":[66],"this":[68],"paper,":[69],"we":[70],"investigate":[71],"30":[72],"different":[73,119],"inter-loop":[74],"optimization":[75],"strategies":[76],"demonstrate":[78],"parallel":[80,105],"scaling":[81,106],"advantages":[82],"some":[84],"variants":[87,96],"NUMA":[89],"multicore":[90,120],"nodes.":[91],"Shifted,":[92],"fused,":[93],"communication-avoiding":[95],"boxes":[99,116],"close":[102,109],"to":[103,110],"ideal":[104],"come":[108],"matching":[111],"performance":[113],"three":[118],"systems":[121],"benchmark":[124],"that":[125],"is":[126],"proxy":[128],"program":[130],"idioms":[131],"found":[132],"Computational":[134],"Fluid":[135],"Dynamic":[136],"(CFD)":[137],"codes.":[138]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":11},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":4}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
