{"id":"https://openalex.org/W4366408384","doi":"https://doi.org/10.3847/2515-5172/accc8a","title":"Parallelization of the Symplectic Massive Body Algorithm (SyMBA) N-body Code","display_name":"Parallelization of the Symplectic Massive Body Algorithm (SyMBA) N-body Code","publication_year":2023,"publication_date":"2023-04-19","ids":{"openalex":"https://openalex.org/W4366408384","doi":"https://doi.org/10.3847/2515-5172/accc8a"},"language":"en","primary_location":{"id":"doi:10.3847/2515-5172/accc8a","doi":"https://doi.org/10.3847/2515-5172/accc8a","is_oa":true,"landing_page_url":"https://doi.org/10.3847/2515-5172/accc8a","pdf_url":null,"source":{"id":"https://openalex.org/S4210226722","display_name":"Research Notes of the AAS","issn_l":"2515-5172","issn":["2515-5172"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Research Notes of the AAS","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.3847/2515-5172/accc8a","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033236954","display_name":"Tommy Chi Ho Lau","orcid":"https://orcid.org/0000-0001-7433-1177","observed_orcids":["https://orcid.org/0000-0001-7433-1177"]},"institutions":[{"id":"https://openalex.org/I8204097","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","ror":"https://ror.org/05591te55","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]},{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["DE","HK"],"is_corresponding":false,"raw_author_name":"Tommy Chi Ho Lau","raw_affiliation_strings":["Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong; mhlee@hku.hk","University Observatory, Faculty of Physics, Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Scheinerstr. 1, D-81679 Munich, Germany","Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0001-7433-1177","affiliations":[{"raw_affiliation_string":"Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong; mhlee@hku.hk","institution_ids":["https://openalex.org/I889458895"]},{"raw_affiliation_string":"University Observatory, Faculty of Physics, Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Scheinerstr. 1, D-81679 Munich, Germany","institution_ids":["https://openalex.org/I8204097"]},{"raw_affiliation_string":"Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001299724","display_name":"Man Hoi Lee","orcid":"https://orcid.org/0000-0003-1930-5683","observed_orcids":["https://orcid.org/0000-0003-1930-5683"]},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":true,"raw_author_name":"Man Hoi Lee","raw_affiliation_strings":["Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong; mhlee@hku.hk","Department of Physics, The University of Hong Kong, Pokfulam Road, Hong Kong","Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0003-1930-5683","affiliations":[{"raw_affiliation_string":"Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong; mhlee@hku.hk","institution_ids":["https://openalex.org/I889458895"]},{"raw_affiliation_string":"Department of Physics, The University of Hong Kong, Pokfulam Road, Hong Kong","institution_ids":["https://openalex.org/I889458895"]},{"raw_affiliation_string":"Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong","institution_ids":["https://openalex.org/I889458895"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5001299724"],"corresponding_institution_ids":["https://openalex.org/I889458895"],"apc_list":null,"apc_paid":null,"fwci":0.4174,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.57914167,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"7","issue":"4","first_page":"74","last_page":"74"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9355000257492065,"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":0.9355000257492065,"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/T10325","display_name":"Astro and Planetary Science","score":0.011099999770522118,"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/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.010300000198185444,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/n-body-simulations","display_name":"N-body simulations","score":0.7229999899864197},{"id":"https://openalex.org/keywords/parallelization","display_name":"parallelization","score":0.7710000276565552},{"id":"https://openalex.org/keywords/openmp","display_name":"OpenMP","score":0.9359999895095825},{"id":"https://openalex.org/keywords/multi-core-processors","display_name":"multi-core processors","score":0.7540000081062317},{"id":"https://openalex.org/keywords/shared-memory-computing","display_name":"shared memory computing","score":0.734000027179718},{"id":"https://openalex.org/keywords/planetesimal-dynamics","display_name":"planetesimal dynamics","score":0.7490000128746033},{"id":"https://openalex.org/keywords/planet-formation","display_name":"planet formation","score":0.9950000047683716},{"id":"https://openalex.org/keywords/symplectic-integrators","display_name":"symplectic integrators","score":0.7960000038146973},{"id":"https://openalex.org/keywords/scalability","display_name":"scalability","score":0.4230000078678131}],"concepts":[{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.7690033912658691},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7169035077095032},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.5890904664993286},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.5865787863731384},{"id":"https://openalex.org/C21032095","wikidata":"https://www.wikidata.org/wiki/Q1149237","display_name":"MIMD","level":2,"score":0.5632390975952148},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.5341531038284302},{"id":"https://openalex.org/C168619227","wikidata":"https://www.wikidata.org/wiki/Q2190991","display_name":"Symplectic geometry","level":2,"score":0.4807586371898651},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4237959086894989},{"id":"https://openalex.org/C91481028","wikidata":"https://www.wikidata.org/wiki/Q1054686","display_name":"Distributed memory","level":3,"score":0.416095107793808},{"id":"https://openalex.org/C133875982","wikidata":"https://www.wikidata.org/wiki/Q764810","display_name":"Shared memory","level":2,"score":0.40723487734794617},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1317625641822815},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.06669911742210388},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0653885006904602},{"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/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3847/2515-5172/accc8a","doi":"https://doi.org/10.3847/2515-5172/accc8a","is_oa":true,"landing_page_url":"https://doi.org/10.3847/2515-5172/accc8a","pdf_url":null,"source":{"id":"https://openalex.org/S4210226722","display_name":"Research Notes of the AAS","issn_l":"2515-5172","issn":["2515-5172"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Research Notes of the AAS","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2304.07325","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/2304.07325","pdf_url":"https://arxiv.org/pdf/2304.07325","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":"text"},{"id":"doi:10.48550/arxiv.2304.07325","doi":"https://doi.org/10.48550/arxiv.2304.07325","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2304.07325","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article-journal"}],"best_oa_location":{"id":"doi:10.3847/2515-5172/accc8a","doi":"https://doi.org/10.3847/2515-5172/accc8a","is_oa":true,"landing_page_url":"https://doi.org/10.3847/2515-5172/accc8a","pdf_url":null,"source":{"id":"https://openalex.org/S4210226722","display_name":"Research Notes of the AAS","issn_l":"2515-5172","issn":["2515-5172"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Research Notes of the AAS","raw_type":"journal-article"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G3466371672","display_name":"Dynamics and Origins of Giant Planets Around Non-Solar-Type Stars","funder_award_id":"17306720","funder_id":"https://openalex.org/F4320321592","funder_display_name":"Research Grants Council, University Grants Committee"}],"funders":[{"id":"https://openalex.org/F4320321592","display_name":"Research Grants Council, University Grants Committee","ror":"https://ror.org/00djwmt25"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1976860825","https://openalex.org/W1981016396","https://openalex.org/W2086734594","https://openalex.org/W2134217601","https://openalex.org/W2208481495","https://openalex.org/W2898014693","https://openalex.org/W2921858869"],"related_works":["https://openalex.org/W2099629705","https://openalex.org/W2009002108","https://openalex.org/W1886470343","https://openalex.org/W2277420757","https://openalex.org/W2026512611","https://openalex.org/W1516631236","https://openalex.org/W2055257595","https://openalex.org/W322664006","https://openalex.org/W347145807","https://openalex.org/W1994175142"],"abstract_inverted_index":{"Abstract":[0],"Direct":[1],"N-body":[2],"simulations":[3],"of":[4,8,14,33,42,55,77,86],"a":[5,84,93],"large":[6],"number":[7],"particles,":[9],"especially":[10],"in":[11,67,92],"the":[12,31,40,43,56,74],"study":[13],"planetesimal":[15],"dynamics":[16],"and":[17,39,79],"planet":[18],"formation,":[19],"have":[20],"been":[21],"computationally":[22],"challenging":[23],"even":[24],"with":[25,62,83,89,95],"modern":[26],"machines.":[27],"This":[28],"work":[29],"presents":[30],"combination":[32],"fully":[34,97],"parallelized":[35],"N":[36],"2/2":[37],"interactions":[38],"incorporation":[41],"GENGA":[44],"code\u2019s":[45],"close":[46],"encounter":[47],"pair":[48],"grouping":[49],"strategy":[50],"to":[51],"enable":[52],"MIMD":[53],"parallelization":[54],"Symplectic":[57],"Massive":[58],"Body":[59],"Algorithm":[60],"(SyMBA)":[61],"OpenMP":[63],"on":[64],"multi-core":[65],"CPUs":[66],"shared-memory":[68],"environment.":[69],"SyMBAp":[70],"(SyMBA":[71],"parallelized)":[72],"preserves":[73],"symplectic":[75],"nature":[76],"SyMBA":[78],"shows":[80],"good":[81],"scalability,":[82],"speedup":[85],"30.8":[87],"times":[88],"56":[90],"cores":[91],"simulation":[94],"5000":[96],"interactive":[98],"particles.":[99]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2023-04-21T00:00:00"}
