{"id":"https://openalex.org/W2759968233","doi":"https://doi.org/10.1109/cluster.2017.105","title":"TeaLeaf: A Mini-Application to Enable Design-Space Explorations for Iterative Sparse Linear Solvers","display_name":"TeaLeaf: A Mini-Application to Enable Design-Space Explorations for Iterative Sparse Linear Solvers","publication_year":2017,"publication_date":"2017-09-01","ids":{"openalex":"https://openalex.org/W2759968233","doi":"https://doi.org/10.1109/cluster.2017.105","mag":"2759968233"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/cluster.2017.105","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"proceedings-article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://research-information.bris.ac.uk/files/136789852/tealeaf_accepted.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5020200003","display_name":"Simon McIntosh\u2013Smith","orcid":"https://orcid.org/0000-0002-5312-0378"},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Simon McIntosh-Smith","raw_affiliation_strings":["University of Bristol, Bristol, UK"],"affiliations":[{"raw_affiliation_string":"University of Bristol, Bristol, UK","institution_ids":["https://openalex.org/I36234482"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060057612","display_name":"Matthew Martineau","orcid":null},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Matthew Martineau","raw_affiliation_strings":["University of Bristol, Bristol, UK"],"affiliations":[{"raw_affiliation_string":"University of Bristol, Bristol, UK","institution_ids":["https://openalex.org/I36234482"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047958284","display_name":"Tom Deakin","orcid":"https://orcid.org/0000-0002-6439-4171"},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Tom Deakin","raw_affiliation_strings":["University of Bristol, Bristol, UK"],"affiliations":[{"raw_affiliation_string":"University of Bristol, Bristol, UK","institution_ids":["https://openalex.org/I36234482"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038135057","display_name":"Grzegorz Pawelczak","orcid":null},"institutions":[{"id":"https://openalex.org/I36234482","display_name":"University of Bristol","ror":"https://ror.org/0524sp257","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Grzegorz Pawelczak","raw_affiliation_strings":["University of Bristol, Bristol, UK"],"affiliations":[{"raw_affiliation_string":"University of Bristol, Bristol, UK","institution_ids":["https://openalex.org/I36234482"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005778020","display_name":"Wayne Gaudin","orcid":null},"institutions":[{"id":"https://openalex.org/I2802201010","display_name":"Atomic Weapons Establishment","ror":"https://ror.org/02gv4h649","country_code":"GB","type":"facility","lineage":["https://openalex.org/I2802201010"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Wayne Gaudin","raw_affiliation_strings":["AWE, Aldermaston, UK"],"affiliations":[{"raw_affiliation_string":"AWE, Aldermaston, UK","institution_ids":["https://openalex.org/I2802201010"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069286274","display_name":"Paul Garrett","orcid":null},"institutions":[{"id":"https://openalex.org/I2802201010","display_name":"Atomic Weapons Establishment","ror":"https://ror.org/02gv4h649","country_code":"GB","type":"facility","lineage":["https://openalex.org/I2802201010"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Paul Garrett","raw_affiliation_strings":["AWE, Aldermaston, UK"],"affiliations":[{"raw_affiliation_string":"AWE, Aldermaston, UK","institution_ids":["https://openalex.org/I2802201010"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100431910","display_name":"Wei Liu","orcid":"https://orcid.org/0000-0003-0066-0407"},"institutions":[{"id":"https://openalex.org/I2802201010","display_name":"Atomic Weapons Establishment","ror":"https://ror.org/02gv4h649","country_code":"GB","type":"facility","lineage":["https://openalex.org/I2802201010"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Wei Liu","raw_affiliation_strings":["AWE, Aldermaston, UK"],"affiliations":[{"raw_affiliation_string":"AWE, Aldermaston, UK","institution_ids":["https://openalex.org/I2802201010"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054102934","display_name":"R.P. Smedley\u2010Stevenson","orcid":null},"institutions":[{"id":"https://openalex.org/I2802201010","display_name":"Atomic Weapons Establishment","ror":"https://ror.org/02gv4h649","country_code":"GB","type":"facility","lineage":["https://openalex.org/I2802201010"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Richard Smedley-Stevenson","raw_affiliation_strings":["AWE, Aldermaston, UK"],"affiliations":[{"raw_affiliation_string":"AWE, Aldermaston, UK","institution_ids":["https://openalex.org/I2802201010"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5012439480","display_name":"David Beckingsale","orcid":null},"institutions":[{"id":"https://openalex.org/I2802201010","display_name":"Atomic Weapons Establishment","ror":"https://ror.org/02gv4h649","country_code":"GB","type":"facility","lineage":["https://openalex.org/I2802201010"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"David Beckingsale","raw_affiliation_strings":["AWE, Aldermaston, UK"],"affiliations":[{"raw_affiliation_string":"AWE, Aldermaston, UK","institution_ids":["https://openalex.org/I2802201010"]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.766,"has_fulltext":true,"fulltext_origin":"pdf","cited_by_count":19,"citation_normalized_percentile":{"value":0.865808,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":91},"biblio":{"volume":null,"issue":null,"first_page":"842","last_page":"849"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T10792","display_name":"Matrix Theory and Algorithms","score":0.9999,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10792","display_name":"Matrix Theory and Algorithms","score":0.9999,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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":0.9981,"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/T11612","display_name":"Stochastic Gradient Optimization Techniques","score":0.9953,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/petascale-computing","display_name":"Petascale computing","score":0.8237698},{"id":"https://openalex.org/keywords/solver","display_name":"Solver","score":0.5621115}],"concepts":[{"id":"https://openalex.org/C185410017","wikidata":"https://www.wikidata.org/wiki/Q7171778","display_name":"Petascale computing","level":3,"score":0.8237698},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8196659},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.6910909},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6690794},{"id":"https://openalex.org/C81184566","wikidata":"https://www.wikidata.org/wiki/Q1191895","display_name":"Conjugate gradient method","level":2,"score":0.6055455},{"id":"https://openalex.org/C2778770139","wikidata":"https://www.wikidata.org/wiki/Q1966904","display_name":"Solver","level":2,"score":0.5621115},{"id":"https://openalex.org/C50805821","wikidata":"https://www.wikidata.org/wiki/Q1136670","display_name":"Titan (rocket family)","level":2,"score":0.50783545},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.47510493},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.4302327},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.28826827},{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.249295},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"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/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/cluster.2017.105","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},{"is_oa":true,"landing_page_url":"https://hdl.handle.net/1983/2e9df599-5fa9-4ad0-9fa6-234035a2cc0e","pdf_url":"https://research-information.bris.ac.uk/files/136789852/tealeaf_accepted.pdf","source":{"id":"https://openalex.org/S4306400895","display_name":"Bristol Research (University of Bristol)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I36234482","host_organization_name":"University of Bristol","host_organization_lineage":["https://openalex.org/I36234482"],"host_organization_lineage_names":["University of Bristol"],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false}],"best_oa_location":{"is_oa":true,"landing_page_url":"https://hdl.handle.net/1983/2e9df599-5fa9-4ad0-9fa6-234035a2cc0e","pdf_url":"https://research-information.bris.ac.uk/files/136789852/tealeaf_accepted.pdf","source":{"id":"https://openalex.org/S4306400895","display_name":"Bristol Research (University of Bristol)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I36234482","host_organization_name":"University of Bristol","host_organization_lineage":["https://openalex.org/I36234482"],"host_organization_lineage_names":["University of Bristol"],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false},"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.53,"id":"https://metadata.un.org/sdg/9"}],"grants":[],"datasets":[],"versions":[],"referenced_works_count":29,"referenced_works":["https://openalex.org/W1506342804","https://openalex.org/W1525132831","https://openalex.org/W1565774502","https://openalex.org/W1569090332","https://openalex.org/W1587198951","https://openalex.org/W1907157228","https://openalex.org/W1981745143","https://openalex.org/W1990090459","https://openalex.org/W2022916138","https://openalex.org/W2039789965","https://openalex.org/W2056862683","https://openalex.org/W2059586807","https://openalex.org/W2079308547","https://openalex.org/W2084220013","https://openalex.org/W2095258827","https://openalex.org/W2095954861","https://openalex.org/W2112185810","https://openalex.org/W2168224303","https://openalex.org/W2289627868","https://openalex.org/W2299133995","https://openalex.org/W2301898438","https://openalex.org/W2506485539","https://openalex.org/W2522451327","https://openalex.org/W2546764864","https://openalex.org/W2568664427","https://openalex.org/W2605874020","https://openalex.org/W3023901587","https://openalex.org/W4254591541","https://openalex.org/W4255777804"],"related_works":["https://openalex.org/W72498438","https://openalex.org/W2980404785","https://openalex.org/W2781598847","https://openalex.org/W2575281790","https://openalex.org/W2114834656","https://openalex.org/W2085974832","https://openalex.org/W2042262100","https://openalex.org/W1970451660","https://openalex.org/W157008363","https://openalex.org/W1230139712"],"abstract_inverted_index":{"Iterative":[0],"sparse":[1,86],"linear":[2,87],"solvers":[3,38],"are":[4],"an":[5],"important":[6],"class":[7],"of":[8,19,35,121],"algorithm":[9,76],"in":[10],"high":[11],"performance":[12],"computing,":[13],"and":[14,25,110,113,127],"form":[15],"a":[16,54,78,91,119],"crucial":[17],"component":[18],"many":[20],"scientific":[21],"codes.":[22],"As":[23],"intra":[24],"inter":[26],"node":[27],"parallelism":[28],"continues":[29],"to":[30,58,71],"increase":[31],"rapidly,":[32],"the":[33,73],"design":[34,60],"new,":[36],"scalable":[37,65],"which":[39],"can":[40],"target":[41],"next":[42],"generation":[43],"architectures":[44],"becomes":[45],"increasingly":[46],"important.":[47],"In":[48],"this":[49],"work":[50],"we":[51,114],"present":[52],"TeaLeaf,":[53],"recent":[55],"mini-app":[56],"constructed":[57],"explore":[59],"space":[61],"choices":[62],"for":[63,104],"highly":[64],"solvers.":[66],"We":[67],"then":[68],"use":[69],"TeaLeaf":[70,101],"compare":[72],"standard":[74],"CG":[75],"with":[77],"Chebyshev":[79],"Polynomially":[80],"Preconditioned":[81],"Conjugate":[82],"Gradient":[83],"(CPPCG)":[84],"iterative":[85],"solver.":[88],"CPPCG":[89],"is":[90],"communication-avoiding":[92],"algorithm,":[93],"requiring":[94],"less":[95],"global":[96],"communication":[97],"than":[98],"previous":[99],"approaches.":[100],"includes":[102],"support":[103],"many-core":[105],"processors,":[106],"such":[107],"as":[108],"GPUs":[109],"Xeon":[111],"Phi,":[112],"include":[115],"strong-scaling":[116],"results":[117],"across":[118],"range":[120],"world-leading":[122],"Petascale":[123],"supercomputers,":[124],"including":[125],"Titan":[126],"Piz":[128],"Daint.":[129]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2759968233","counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":3}],"updated_date":"2024-12-21T15:06:39.324936","created_date":"2017-10-06"}