{"id":"https://openalex.org/W2119538154","doi":"https://doi.org/10.1109/hpcsa.2002.1019155","title":"Efficient gather operation in heterogeneous cluster systems","display_name":"Efficient gather operation in heterogeneous cluster systems","publication_year":2003,"publication_date":"2003-06-25","ids":{"openalex":"https://openalex.org/W2119538154","doi":"https://doi.org/10.1109/hpcsa.2002.1019155","mag":"2119538154"},"language":"en","primary_location":{"id":"doi:10.1109/hpcsa.2002.1019155","is_oa":false,"landing_page_url":"https://doi.org/10.1109/hpcsa.2002.1019155","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings 16th Annual International Symposium on High Performance Computing Systems and Applications","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5054694650","display_name":"Fukuhito Ooshita","orcid":"https://orcid.org/0000-0001-9400-1095"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"Osaka University","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"F. Ooshita","raw_affiliation_strings":["Graduate School of Engineering Science, Osaka University, Toyonaka, Japan","Graduate School of Engineering Science, Osaka University , Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering Science, Osaka University, Toyonaka, Japan","institution_ids":["https://openalex.org/I98285908"]},{"raw_affiliation_string":"Graduate School of Engineering Science, Osaka University , Japan","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080164147","display_name":"Susumu Matsumae","orcid":"https://orcid.org/0000-0002-6024-343X"},"institutions":[{"id":"https://openalex.org/I22749227","display_name":"Tottori University of Environmental Studies","ror":"https://ror.org/0575dme84","country_code":"JP","type":"education","lineage":["https://openalex.org/I22749227"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S. Matsumae","raw_affiliation_strings":["Faculty of Environmental and Information Studies, Tottori University of Environmental Studies, Tottori, Japan","[Faculty of Environmental and Information Studies, Tottori University of Environmental Studies, Tottori, Japan]"],"affiliations":[{"raw_affiliation_string":"Faculty of Environmental and Information Studies, Tottori University of Environmental Studies, Tottori, Japan","institution_ids":["https://openalex.org/I22749227"]},{"raw_affiliation_string":"[Faculty of Environmental and Information Studies, Tottori University of Environmental Studies, Tottori, Japan]","institution_ids":["https://openalex.org/I22749227"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075313331","display_name":"Toshimitsu Masuzawa","orcid":"https://orcid.org/0000-0003-4628-6393"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"Osaka University","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"T. Masuzawa","raw_affiliation_strings":["Graduate School of Engineering Science, Osaka University, Toyonaka, Japan","Graduate School of Engineering Science, Osaka University, Toyonaka, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering Science, Osaka University, Toyonaka, Japan","institution_ids":["https://openalex.org/I98285908"]},{"raw_affiliation_string":"Graduate School of Engineering Science, Osaka University, Toyonaka, Japan#TAB#","institution_ids":["https://openalex.org/I98285908"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5054694650"],"corresponding_institution_ids":["https://openalex.org/I98285908"],"apc_list":null,"apc_paid":null,"fwci":1.1804,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.83958483,"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":"196","last_page":"204"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10829","display_name":"Interconnection Networks and Systems","score":0.9995999932289124,"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"}},"topics":[{"id":"https://openalex.org/T10829","display_name":"Interconnection Networks and Systems","score":0.9995999932289124,"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9991000294685364,"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/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9988999962806702,"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":0.799989640712738},{"id":"https://openalex.org/keywords/schedule","display_name":"Schedule","score":0.7777732610702515},{"id":"https://openalex.org/keywords/workstation","display_name":"Workstation","score":0.7329438328742981},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.6722270250320435},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.637924075126648},{"id":"https://openalex.org/keywords/cluster","display_name":"Cluster (spacecraft)","score":0.6040036678314209},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4638422131538391},{"id":"https://openalex.org/keywords/communications-system","display_name":"Communications system","score":0.4508334696292877},{"id":"https://openalex.org/keywords/computer-cluster","display_name":"Computer cluster","score":0.4155041575431824},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.31482580304145813},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.21620380878448486}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.799989640712738},{"id":"https://openalex.org/C68387754","wikidata":"https://www.wikidata.org/wiki/Q7271585","display_name":"Schedule","level":2,"score":0.7777732610702515},{"id":"https://openalex.org/C67953723","wikidata":"https://www.wikidata.org/wiki/Q192525","display_name":"Workstation","level":2,"score":0.7329438328742981},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.6722270250320435},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.637924075126648},{"id":"https://openalex.org/C164866538","wikidata":"https://www.wikidata.org/wiki/Q367351","display_name":"Cluster (spacecraft)","level":2,"score":0.6040036678314209},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4638422131538391},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.4508334696292877},{"id":"https://openalex.org/C29140674","wikidata":"https://www.wikidata.org/wiki/Q206637","display_name":"Computer cluster","level":2,"score":0.4155041575431824},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.31482580304145813},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.21620380878448486}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/hpcsa.2002.1019155","is_oa":false,"landing_page_url":"https://doi.org/10.1109/hpcsa.2002.1019155","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings 16th Annual International Symposium on High Performance Computing Systems and Applications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1903722623","https://openalex.org/W1974299554","https://openalex.org/W1994101898","https://openalex.org/W2006703870","https://openalex.org/W2068620347","https://openalex.org/W2147998210","https://openalex.org/W2151772936","https://openalex.org/W3201199382","https://openalex.org/W6639840974","https://openalex.org/W6648720004","https://openalex.org/W6667731229","https://openalex.org/W6669335498"],"related_works":["https://openalex.org/W2045348955","https://openalex.org/W2352028719","https://openalex.org/W2584886384","https://openalex.org/W2378667902","https://openalex.org/W2030862718","https://openalex.org/W2116693644","https://openalex.org/W2051174433","https://openalex.org/W328786840","https://openalex.org/W3152235737","https://openalex.org/W2111676204"],"abstract_inverted_index":{"A":[0],"heterogeneous":[1,93],"cluster":[2,94],"system":[3,56,95],"consisting":[4],"of":[5,8,37,54,66,72,99],"different":[6],"types":[7],"workstations":[9],"and":[10,103],"communication":[11,27,33,41],"links":[12],"plays":[13],"an":[14,67,81],"important":[15,75],"role":[16],"in":[17,87,110],"parallel":[18,49],"computing.":[19,50],"In":[20,60],"many":[21],"applications":[22],"on":[23],"the":[24,38,44,52,55,58,73,92],"system,":[25],"collective":[26,40,76],"operations":[28,42],"are":[29],"commonly":[30],"used":[31],"as":[32],"primitives.":[34],"Thus,":[35],"design":[36,65],"efficient":[39,68],"is":[43,85,108],"key":[45],"to":[46],"achieve":[47],"high-performance":[48],"But":[51],"heterogeneity":[53],"complicates":[57],"design.":[59],"this":[61],"paper,":[62],"we":[63],"consider":[64],"gather":[69,83],"operation,":[70],"one":[71],"most":[74],"operations.":[77],"We":[78],"show":[79],"that":[80,104],"optimal":[82],"schedule":[84,107],"found":[86,109],"O(n/sup":[88],"2k-1/)":[89],"time":[90,112],"for":[91],"with":[96],"n":[97],"processors":[98],"k":[100,114],"distinct":[101],"types,":[102],"a":[105],"nearly-optimal":[106],"O(n)":[111],"if":[113],"=":[115],"2.":[116]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
