{"id":"https://openalex.org/W2131330393","doi":"https://doi.org/10.1145/2442516.2442550","title":"Multi-level parallel computing of reverse time migration for seismic imaging on blue Gene/Q","display_name":"Multi-level parallel computing of reverse time migration for seismic imaging on blue Gene/Q","publication_year":2013,"publication_date":"2013-02-23","ids":{"openalex":"https://openalex.org/W2131330393","doi":"https://doi.org/10.1145/2442516.2442550","mag":"2131330393"},"language":"en","primary_location":{"id":"doi:10.1145/2442516.2442550","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2442516.2442550","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 18th ACM SIGPLAN symposium on Principles and practice of parallel programming","raw_type":"proceedings-article"},"type":"conference-paper","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/A5048017812","display_name":"Ligang Lu","orcid":"https://orcid.org/0000-0002-9843-7803"},"institutions":[{"id":"https://openalex.org/I1341412227","display_name":"IBM (United States)","ror":"https://ror.org/05hh8d621","country_code":"US","type":"company","lineage":["https://openalex.org/I1341412227"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ligang Lu","raw_affiliation_strings":["IBM Watson Research Center, Yorktown Heights, NY, USA","[IBM Watson Research Center, Yorktown Heights, NY, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IBM Watson Research Center, Yorktown Heights, NY, USA","institution_ids":["https://openalex.org/I1341412227"]},{"raw_affiliation_string":"[IBM Watson Research Center, Yorktown Heights, NY, USA]","institution_ids":["https://openalex.org/I1341412227"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5011268268","display_name":"Karen Magerlein","orcid":null},"institutions":[{"id":"https://openalex.org/I1341412227","display_name":"IBM (United States)","ror":"https://ror.org/05hh8d621","country_code":"US","type":"company","lineage":["https://openalex.org/I1341412227"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Karen Magerlein","raw_affiliation_strings":["IBM Watson Research Center, Yorktown Heights, NY, USA","[IBM Watson Research Center, Yorktown Heights, NY, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IBM Watson Research Center, Yorktown Heights, NY, USA","institution_ids":["https://openalex.org/I1341412227"]},{"raw_affiliation_string":"[IBM Watson Research Center, Yorktown Heights, NY, USA]","institution_ids":["https://openalex.org/I1341412227"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I1341412227"],"apc_list":null,"apc_paid":null,"fwci":8.3818,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.97956787,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"291","last_page":"292"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10271","display_name":"Seismic Imaging and Inversion Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10271","display_name":"Seismic Imaging and Inversion Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11757","display_name":"Seismic Waves and Analysis","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11609","display_name":"Geophysical Methods and Applications","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7931731939315796},{"id":"https://openalex.org/keywords/thread","display_name":"Thread (computing)","score":0.7252463102340698},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.7093003988265991},{"id":"https://openalex.org/keywords/workload","display_name":"Workload","score":0.6886422634124756},{"id":"https://openalex.org/keywords/simd","display_name":"SIMD","score":0.6623491048812866},{"id":"https://openalex.org/keywords/speedup","display_name":"Speedup","score":0.6501024961471558},{"id":"https://openalex.org/keywords/supercomputer","display_name":"Supercomputer","score":0.6240606307983398},{"id":"https://openalex.org/keywords/partition","display_name":"Partition (number theory)","score":0.49046799540519714},{"id":"https://openalex.org/keywords/seismic-migration","display_name":"Seismic migration","score":0.471508651971817},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.34447747468948364},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.11560443043708801}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7931731939315796},{"id":"https://openalex.org/C138101251","wikidata":"https://www.wikidata.org/wiki/Q213092","display_name":"Thread (computing)","level":2,"score":0.7252463102340698},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.7093003988265991},{"id":"https://openalex.org/C2778476105","wikidata":"https://www.wikidata.org/wiki/Q628539","display_name":"Workload","level":2,"score":0.6886422634124756},{"id":"https://openalex.org/C150552126","wikidata":"https://www.wikidata.org/wiki/Q339387","display_name":"SIMD","level":2,"score":0.6623491048812866},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.6501024961471558},{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.6240606307983398},{"id":"https://openalex.org/C42812","wikidata":"https://www.wikidata.org/wiki/Q1082910","display_name":"Partition (number theory)","level":2,"score":0.49046799540519714},{"id":"https://openalex.org/C118496448","wikidata":"https://www.wikidata.org/wiki/Q2111620","display_name":"Seismic migration","level":2,"score":0.471508651971817},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.34447747468948364},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.11560443043708801},{"id":"https://openalex.org/C165205528","wikidata":"https://www.wikidata.org/wiki/Q83371","display_name":"Seismology","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2442516.2442550","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2442516.2442550","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 18th ACM SIGPLAN symposium on Principles and practice of parallel programming","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":4,"referenced_works":["https://openalex.org/W2057975356","https://openalex.org/W2076211048","https://openalex.org/W2113505489","https://openalex.org/W2231415469"],"related_works":["https://openalex.org/W2058965144","https://openalex.org/W2164382479","https://openalex.org/W2146343568","https://openalex.org/W98480971","https://openalex.org/W2150291671","https://openalex.org/W2013643406","https://openalex.org/W2027972911","https://openalex.org/W2157978810","https://openalex.org/W4391547476","https://openalex.org/W2099629705"],"abstract_inverted_index":{"Blue":[0],"Gene/Q":[1],"(BG/Q)":[2],"is":[3,42],"an":[4,47,190],"early":[5],"representative":[6],"of":[7,21,34,89,105,142,159,192],"increasing":[8],"scale":[9,90],"and":[10,24,26,46,70,91,99,122,133,148],"thread":[11,92],"count":[12,93],"that":[13,61],"will":[14,62,94],"characterize":[15],"future":[16],"HPC":[17,84,194],"systems:":[18],"large":[19],"counts":[20],"nodes,":[22],"cores,":[23],"threads;":[25],"a":[27,44,168,202],"rich":[28],"programming":[29,109],"environment":[30],"with":[31,86,102],"many":[32,103],"degrees":[33,104],"freedom":[35,106],"in":[36,96,107,139],"parallel":[37,108],"computing":[38,186],"optimization.":[39],"So":[40],"it":[41,50],"both":[43],"challenge":[45],"opportunity":[48],"to":[49,51,57,78,113,155,201],"accelerate":[52,199],"the":[53,58,65,68,157,172],"seismic":[54,160,184],"imaging":[55,161,185],"applications":[56,200],"unprecedented":[59],"levels":[60,88],"significantly":[63],"advance":[64,158],"technologies":[66],"for":[67,179],"oil":[69],"gas":[71],"industry.":[72],"In":[73],"this":[74],"work":[75],"we":[76,126],"aim":[77],"address":[79],"two":[80],"important":[81],"questions:":[82],"how":[83,100,151,193],"systems":[85,101,195],"high":[87],"perform":[95],"real":[97],"applications;":[98],"can":[110,152,198],"be":[111,153],"calibrated":[112],"achieve":[114],"optimal":[115],"performance.":[116],"Based":[117],"on":[118,187],"BG/Q's":[119],"architecture":[120],"features":[121],"RTM":[123,165],"workload":[124],"characteristics,":[125],"developed":[127],"massive":[128],"domain":[129],"partition,":[130],"MPI":[131],",":[132],"SIMD":[134],"Our":[135,163,175],"detailed":[136],"deep":[137],"analyses":[138],"various":[140],"aspects":[141],"optimization":[143],"also":[144],"provide":[145],"valuable":[146],"experience":[147],"insights":[149],"into":[150],"utilized":[154],"facilitate":[156],"technologies.":[162],"BG/Q":[164,188,197],"solution":[166],"achieved":[167],"14.93x":[169],"speedup":[170],"over":[171],"BG/P":[173],"implementation.":[174],"multi-level":[176],"parallelism":[177],"strategies":[178],"Reverse":[180],"Time":[181],"Migration":[182],"(RTM)":[183],"provides":[189],"example":[191],"like":[196],"new":[203],"level.":[204]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}