{"id":"https://openalex.org/W4392939026","doi":"https://doi.org/10.1007/s11227-024-06011-1","title":"Toward HPC application portability via C++ PSTL: the Gaia AVU-GSR code assessment","display_name":"Toward HPC application portability via C++ PSTL: the Gaia AVU-GSR code assessment","publication_year":2024,"publication_date":"2024-03-19","ids":{"openalex":"https://openalex.org/W4392939026","doi":"https://doi.org/10.1007/s11227-024-06011-1"},"language":"en","primary_location":{"id":"doi:10.1007/s11227-024-06011-1","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s11227-024-06011-1","pdf_url":"https://link.springer.com/content/pdf/10.1007/s11227-024-06011-1.pdf","source":{"id":"https://openalex.org/S32326811","display_name":"The Journal of Supercomputing","issn_l":"0920-8542","issn":["0920-8542","1573-0484"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Supercomputing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://link.springer.com/content/pdf/10.1007/s11227-024-06011-1.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5094187870","display_name":"Giulio Malenza","orcid":"https://orcid.org/0009-0006-4862-7429"},"institutions":[{"id":"https://openalex.org/I55143463","display_name":"University of Turin","ror":"https://ror.org/048tbm396","country_code":"IT","type":"education","lineage":["https://openalex.org/I55143463"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Giulio Malenza","raw_affiliation_strings":["Department of Computer Science, University of Turin, Corso Svizzera 185, 10149, Turin, TO, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Turin, Corso Svizzera 185, 10149, Turin, TO, Italy","institution_ids":["https://openalex.org/I55143463"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065334512","display_name":"Valentina Cesare","orcid":"https://orcid.org/0000-0003-1119-4237"},"institutions":[{"id":"https://openalex.org/I4210122196","display_name":"Osservatorio Astrofisico di Catania","ror":"https://ror.org/02my7ff12","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210122196","https://openalex.org/I875825670"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Valentina Cesare","raw_affiliation_strings":["Astrophysical Observatory of Catania, INAF, Via Santa Sofia 78, 95123, Catania, CT, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Astrophysical Observatory of Catania, INAF, Via Santa Sofia 78, 95123, Catania, CT, Italy","institution_ids":["https://openalex.org/I4210122196"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089092418","display_name":"Marco Aldinucci","orcid":"https://orcid.org/0000-0001-8788-0829"},"institutions":[{"id":"https://openalex.org/I55143463","display_name":"University of Turin","ror":"https://ror.org/048tbm396","country_code":"IT","type":"education","lineage":["https://openalex.org/I55143463"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Marco Aldinucci","raw_affiliation_strings":["Department of Computer Science, University of Turin, Corso Svizzera 185, 10149, Turin, TO, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Turin, Corso Svizzera 185, 10149, Turin, TO, Italy","institution_ids":["https://openalex.org/I55143463"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069218099","display_name":"U. Becciani","orcid":"https://orcid.org/0000-0002-4389-8688"},"institutions":[{"id":"https://openalex.org/I4210122196","display_name":"Osservatorio Astrofisico di Catania","ror":"https://ror.org/02my7ff12","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210122196","https://openalex.org/I875825670"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Ugo Becciani","raw_affiliation_strings":["Astrophysical Observatory of Catania, INAF, Via Santa Sofia 78, 95123, Catania, CT, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Astrophysical Observatory of Catania, INAF, Via Santa Sofia 78, 95123, Catania, CT, Italy","institution_ids":["https://openalex.org/I4210122196"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047515672","display_name":"Alberto Vecchiato","orcid":"https://orcid.org/0000-0003-1399-5556"},"institutions":[{"id":"https://openalex.org/I4210105504","display_name":"Osservatorio Astrofisico di Torino","ror":"https://ror.org/00yrf4e35","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210105504","https://openalex.org/I875825670"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Alberto Vecchiato","raw_affiliation_strings":["Astrophysical Observatory of Turin, INAF, Via Osservatorio 20, 10025, Pino Torinese, TO, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Astrophysical Observatory of Turin, INAF, Via Osservatorio 20, 10025, Pino Torinese, TO, Italy","institution_ids":["https://openalex.org/I4210105504"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5094187870"],"corresponding_institution_ids":["https://openalex.org/I55143463"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":{"value":2390,"currency":"EUR","value_usd":2990},"fwci":2.156,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.85969471,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"80","issue":"10","first_page":"14369","last_page":"14390"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T13126","display_name":"Scientific Research and Discoveries","score":0.9950000047683716,"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9908999800682068,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8863397836685181},{"id":"https://openalex.org/keywords/cuda","display_name":"CUDA","score":0.7995790243148804},{"id":"https://openalex.org/keywords/software-portability","display_name":"Software portability","score":0.6998547315597534},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.5495204329490662},{"id":"https://openalex.org/keywords/porting","display_name":"Porting","score":0.5467163920402527},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.4753448963165283},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4480689465999603},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.39275437593460083},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.36852043867111206},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.23009783029556274},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.21137836575508118}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8863397836685181},{"id":"https://openalex.org/C2778119891","wikidata":"https://www.wikidata.org/wiki/Q477690","display_name":"CUDA","level":2,"score":0.7995790243148804},{"id":"https://openalex.org/C63000827","wikidata":"https://www.wikidata.org/wiki/Q3080428","display_name":"Software portability","level":2,"score":0.6998547315597534},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.5495204329490662},{"id":"https://openalex.org/C106251023","wikidata":"https://www.wikidata.org/wiki/Q851989","display_name":"Porting","level":3,"score":0.5467163920402527},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.4753448963165283},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4480689465999603},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.39275437593460083},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.36852043867111206},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.23009783029556274},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.21137836575508118},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s11227-024-06011-1","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s11227-024-06011-1","pdf_url":"https://link.springer.com/content/pdf/10.1007/s11227-024-06011-1.pdf","source":{"id":"https://openalex.org/S32326811","display_name":"The Journal of Supercomputing","issn_l":"0920-8542","issn":["0920-8542","1573-0484"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Supercomputing","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1007/s11227-024-06011-1","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s11227-024-06011-1","pdf_url":"https://link.springer.com/content/pdf/10.1007/s11227-024-06011-1.pdf","source":{"id":"https://openalex.org/S32326811","display_name":"The Journal of Supercomputing","issn_l":"0920-8542","issn":["0920-8542","1573-0484"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Supercomputing","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/17","display_name":"Partnerships for the goals","score":0.4099999964237213}],"awards":[{"id":"https://openalex.org/G5453192310","display_name":null,"funder_award_id":"2018-24-HH.0","funder_id":"https://openalex.org/F4320322256","funder_display_name":"Agenzia Spaziale Italiana"}],"funders":[{"id":"https://openalex.org/F4320322256","display_name":"Agenzia Spaziale Italiana","ror":"https://ror.org/034zgem50"},{"id":"https://openalex.org/F4320324041","display_name":"Universit\u00e0 degli Studi di Torino","ror":"https://ror.org/048tbm396"}],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4392939026.pdf"},"referenced_works_count":30,"referenced_works":["https://openalex.org/W1785976465","https://openalex.org/W1988888548","https://openalex.org/W2078794610","https://openalex.org/W2081598885","https://openalex.org/W2097897435","https://openalex.org/W2104802194","https://openalex.org/W2587809016","https://openalex.org/W2647888247","https://openalex.org/W2806190212","https://openalex.org/W2883701482","https://openalex.org/W2989312222","https://openalex.org/W3041980612","https://openalex.org/W3081199884","https://openalex.org/W3170817192","https://openalex.org/W3174658797","https://openalex.org/W4221033719","https://openalex.org/W4221158836","https://openalex.org/W4225540759","https://openalex.org/W4281694390","https://openalex.org/W4289242144","https://openalex.org/W4306734832","https://openalex.org/W4318602897","https://openalex.org/W4318603243","https://openalex.org/W4321393009","https://openalex.org/W4382618476","https://openalex.org/W4385464314","https://openalex.org/W4385585485","https://openalex.org/W6888421029","https://openalex.org/W6903878579","https://openalex.org/W6945137228"],"related_works":["https://openalex.org/W1820309981","https://openalex.org/W3124707092","https://openalex.org/W2375332572","https://openalex.org/W28826848","https://openalex.org/W3123383020","https://openalex.org/W2621501241","https://openalex.org/W4312942606","https://openalex.org/W3020739840","https://openalex.org/W2166776054","https://openalex.org/W3177128669"],"abstract_inverted_index":{"Abstract":[0],"The":[1,85,135],"computing":[2],"capacity":[3],"needed":[4],"to":[5,31,96,138,197],"process":[6],"the":[7,40,43,45,54,60,62,70,74,94,106,118,129,140,157,169,175,181,185,198],"data":[8],"generated":[9],"in":[10,156],"modern":[11],"scientific":[12],"experiments":[13],"is":[14,21,189,195],"approaching":[15],"ExaFLOPs.":[16],"Currently,":[17],"achieving":[18],"such":[19],"performances":[20],"only":[22],"feasible":[23],"through":[24],"GPU-accelerated":[25],"supercomputers.":[26],"Different":[27],"languages":[28],"were":[29],"developed":[30,127],"program":[32],"GPUs":[33],"at":[34],"different":[35,51],"levels":[36],"of":[37,112,143,166],"abstraction.":[38],"Typically,":[39],"more":[41,46,63,71,191],"abstract":[42,56],"languages,":[44],"portable":[47,192],"they":[48],"are":[49,80],"across":[50],"GPUs.":[52],"However,":[53],"less":[55],"and":[57,78,110],"co-designed":[58],"with":[59,168,174,184],"hardware,":[61],"room":[64],"for":[65],"code":[66,136],"optimization":[67],"and,":[68],"eventually,":[69],"performance.":[72],"In":[73,101],"HPC":[75],"context,":[76],"portability":[77],"performance":[79,108,182],"a":[81,116,163],"fairly":[82],"traditional":[83],"dichotomy.":[84,100],"current":[86],"C++":[87],"Parallel":[88],"Standard":[89],"Template":[90],"Library":[91],"(PSTL)":[92],"has":[93],"potential":[95],"go":[97],"beyond":[98],"this":[99,102],"work,":[103],"we":[104],"analyze":[105],"main":[107],"benefits":[109],"limitations":[111],"PSTL":[113,186],"using":[114],"as":[115],"use-case":[117],"Gaia":[119,133],"Astrometric":[120],"Verification":[121],"Unit-Global":[122],"Sphere":[123],"Reconstruction":[124],"parallel":[125],"solver":[126],"by":[128,160],"European":[130],"Space":[131],"Agency":[132],"mission.":[134],"aims":[137],"find":[139],"astrometric":[141],"parameters":[142],"$$\\sim10^8$$":[144],"<mml:math":[145],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\">":[146],"<mml:mrow>":[147],"<mml:mo>\u223c</mml:mo>":[148],"<mml:msup>":[149],"<mml:mn>10</mml:mn>":[150],"<mml:mn>8</mml:mn>":[151],"</mml:msup>":[152],"</mml:mrow>":[153],"</mml:math>":[154],"stars":[155],"Milky":[158],"Way":[159],"iteratively":[161],"solving":[162],"linear":[164],"system":[165],"equations":[167],"LSQR":[170],"algorithm,":[171],"originally":[172],"GPU-ported":[173],"CUDA":[176,199],"language.":[177],"We":[178],"show":[179],"that":[180],"obtained":[183],"version,":[187],"which":[188],"intrinsically":[190],"than":[193],"CUDA,":[194],"comparable":[196],"one":[200],"on":[201],"NVIDIA":[202],"GPU":[203],"architecture.":[204]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":4}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}