{"id":"https://openalex.org/W2076928169","doi":"https://doi.org/10.1145/1148109.1148118","title":"Astronomical real-time streaming signal processing on a Blue Gene/L supercomputer","display_name":"Astronomical real-time streaming signal processing on a Blue Gene/L supercomputer","publication_year":2006,"publication_date":"2006-07-30","ids":{"openalex":"https://openalex.org/W2076928169","doi":"https://doi.org/10.1145/1148109.1148118","mag":"2076928169"},"language":"en","primary_location":{"id":"doi:10.1145/1148109.1148118","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1148109.1148118","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the eighteenth annual ACM symposium on Parallelism in algorithms and architectures","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/A5044994995","display_name":"John W. Romein","orcid":"https://orcid.org/0000-0002-1915-5067"},"institutions":[{"id":"https://openalex.org/I922237871","display_name":"Netherlands Institute for Radio Astronomy","ror":"https://ror.org/000k1q888","country_code":"NL","type":"other","lineage":["https://openalex.org/I2800991832","https://openalex.org/I4405262988","https://openalex.org/I922237871"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"John W. Romein","raw_affiliation_strings":["Stichting ASTRON, Dwingeloo, The Netherlands","Stichting ASTRON, Dwingeloo, The Netherlands#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Stichting ASTRON, Dwingeloo, The Netherlands","institution_ids":["https://openalex.org/I922237871"]},{"raw_affiliation_string":"Stichting ASTRON, Dwingeloo, The Netherlands#TAB#","institution_ids":["https://openalex.org/I922237871"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005528717","display_name":"P. Chris Broekema","orcid":"https://orcid.org/0000-0002-7658-4087"},"institutions":[{"id":"https://openalex.org/I922237871","display_name":"Netherlands Institute for Radio Astronomy","ror":"https://ror.org/000k1q888","country_code":"NL","type":"other","lineage":["https://openalex.org/I2800991832","https://openalex.org/I4405262988","https://openalex.org/I922237871"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"P. Chris Broekema","raw_affiliation_strings":["Stichting ASTRON, Dwingeloo, The Netherlands","Stichting ASTRON, Dwingeloo, The Netherlands#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Stichting ASTRON, Dwingeloo, The Netherlands","institution_ids":["https://openalex.org/I922237871"]},{"raw_affiliation_string":"Stichting ASTRON, Dwingeloo, The Netherlands#TAB#","institution_ids":["https://openalex.org/I922237871"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002445004","display_name":"Ellen Van Meijeren","orcid":null},"institutions":[{"id":"https://openalex.org/I922237871","display_name":"Netherlands Institute for Radio Astronomy","ror":"https://ror.org/000k1q888","country_code":"NL","type":"other","lineage":["https://openalex.org/I2800991832","https://openalex.org/I4405262988","https://openalex.org/I922237871"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Ellen van Meijeren","raw_affiliation_strings":["Stichting ASTRON, Dwingeloo, The Netherlands","Stichting ASTRON, Dwingeloo, The Netherlands#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Stichting ASTRON, Dwingeloo, The Netherlands","institution_ids":["https://openalex.org/I922237871"]},{"raw_affiliation_string":"Stichting ASTRON, Dwingeloo, The Netherlands#TAB#","institution_ids":["https://openalex.org/I922237871"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049163383","display_name":"K. van der Schaaf","orcid":null},"institutions":[{"id":"https://openalex.org/I922237871","display_name":"Netherlands Institute for Radio Astronomy","ror":"https://ror.org/000k1q888","country_code":"NL","type":"other","lineage":["https://openalex.org/I2800991832","https://openalex.org/I4405262988","https://openalex.org/I922237871"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Kjeld van der Schaaf","raw_affiliation_strings":["Stichting ASTRON, Dwingeloo, The Netherlands","Stichting ASTRON, Dwingeloo, The Netherlands#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Stichting ASTRON, Dwingeloo, The Netherlands","institution_ids":["https://openalex.org/I922237871"]},{"raw_affiliation_string":"Stichting ASTRON, Dwingeloo, The Netherlands#TAB#","institution_ids":["https://openalex.org/I922237871"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039094815","display_name":"Walther H. Zwart","orcid":null},"institutions":[{"id":"https://openalex.org/I922237871","display_name":"Netherlands Institute for Radio Astronomy","ror":"https://ror.org/000k1q888","country_code":"NL","type":"other","lineage":["https://openalex.org/I2800991832","https://openalex.org/I4405262988","https://openalex.org/I922237871"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Walther H. Zwart","raw_affiliation_strings":["Stichting ASTRON, Dwingeloo, The Netherlands","Stichting ASTRON, Dwingeloo, The Netherlands#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Stichting ASTRON, Dwingeloo, The Netherlands","institution_ids":["https://openalex.org/I922237871"]},{"raw_affiliation_string":"Stichting ASTRON, Dwingeloo, The Netherlands#TAB#","institution_ids":["https://openalex.org/I922237871"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I922237871"],"apc_list":null,"apc_paid":null,"fwci":11.6022,"has_fulltext":false,"cited_by_count":32,"citation_normalized_percentile":{"value":0.98659742,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"59","last_page":"66"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9983999729156494,"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/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9983999729156494,"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/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.9973000288009644,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.989799976348877,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/lofar","display_name":"LOFAR","score":0.9362836480140686},{"id":"https://openalex.org/keywords/supercomputer","display_name":"Supercomputer","score":0.9043407440185547},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.672156035900116},{"id":"https://openalex.org/keywords/snapshot","display_name":"Snapshot (computer storage)","score":0.5205751061439514},{"id":"https://openalex.org/keywords/powerpc","display_name":"PowerPC","score":0.49235689640045166},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.3753524422645569},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.3603712320327759},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.32600903511047363},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.27160266041755676},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.22905036807060242},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18651586771011353},{"id":"https://openalex.org/keywords/low-frequency","display_name":"Low frequency","score":0.09061628580093384}],"concepts":[{"id":"https://openalex.org/C2780590096","wikidata":"https://www.wikidata.org/wiki/Q104528246","display_name":"LOFAR","level":3,"score":0.9362836480140686},{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.9043407440185547},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.672156035900116},{"id":"https://openalex.org/C55282118","wikidata":"https://www.wikidata.org/wiki/Q252683","display_name":"Snapshot (computer storage)","level":2,"score":0.5205751061439514},{"id":"https://openalex.org/C56005371","wikidata":"https://www.wikidata.org/wiki/Q209860","display_name":"PowerPC","level":3,"score":0.49235689640045166},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.3753524422645569},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.3603712320327759},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.32600903511047363},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.27160266041755676},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.22905036807060242},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18651586771011353},{"id":"https://openalex.org/C104892082","wikidata":"https://www.wikidata.org/wiki/Q17156810","display_name":"Low frequency","level":2,"score":0.09061628580093384}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1148109.1148118","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1148109.1148118","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the eighteenth annual ACM symposium on Parallelism in algorithms and architectures","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.212.3057","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.212.3057","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.astron.nl/~romein/papers/SPAA-06/bgl.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W1984374750","https://openalex.org/W2042409850","https://openalex.org/W2106909218","https://openalex.org/W2256568679"],"related_works":["https://openalex.org/W2144573411","https://openalex.org/W2384231653","https://openalex.org/W588477263","https://openalex.org/W2949477513","https://openalex.org/W4298274539","https://openalex.org/W4246176573","https://openalex.org/W2115182285","https://openalex.org/W1674878702","https://openalex.org/W2131623151","https://openalex.org/W2919977790"],"abstract_inverted_index":{"LOFAR":[0,111,122],"is":[1],"the":[2,13,47,102,110,118,146,149,154,177,196],"first":[3],"of":[4,8,18,49,53,104,120,126,148,176,195],"a":[5,36,50,61,73,78,84,105,127,139],"new":[6,54],"generation":[7],"radio":[9],"telescopes,":[10],"that":[11,39,116,143,166],"combines":[12,117],"signals":[14,119],"from":[15,24],"many":[16],"thousands":[17],"simple,":[19],"fixed":[20],"antennas,":[21],"rather":[22],"than":[23],"expensive":[25],"dishes.":[26],"Its":[27],"revolutionary":[28],"design":[29],"and":[30,45,80,94,162,193],"unprecedented":[31],"size":[32],"enables":[33],"observations":[34],"in":[35,70,134],"frequency":[37],"range":[38],"could":[40],"hardly":[41],"be":[42],"observed":[43],"before,":[44],"allows":[46],"study":[48],"vast":[51],"amount":[52],"science":[55],"cases.In":[56],"this":[57],"paper,":[58],"we":[59,167,186],"describe":[60,138],"novel":[62],"approach":[63],"to":[64,174,199],"process":[65],"realtime,":[66],"streaming":[67,98],"telescope":[68],"data":[69],"software,":[71],"using":[72],"supercomputer.":[74,106],"The":[75],"desire":[76],"for":[77,203],"flexible":[79],"reconfigurable":[81],"instrument":[82],"demands":[83],"software":[85],"solution,":[86],"where":[87],"traditionally":[88],"customized":[89],"hardware":[90],"was":[91],"used.":[92],"This,":[93],"LOFAR's":[95],"exceptional":[96],"real-time,":[97],"signalprocessing":[99],"requirements":[100],"compel":[101],"use":[103],"We":[107,182],"focus":[108],"on":[109,153],"CEntral":[112],"Processing":[113],"facility":[114],"(CEP),":[115],"all":[121],"stations.":[123],"CEP":[124],"consists":[125],"12,288-core":[128],"IBM":[129],"Blue":[130,155,197],"Gene/L":[131],"supercomputer,":[132],"embedded":[133],"several":[135],"conventional":[136],"clusters.We":[137],"highly":[140],"optimized":[141],"implementation":[142],"will":[144],"do":[145],"bulk":[147],"central":[150],"signal":[151],"processing":[152],"Gene/L,":[156,198],"namely":[157],"PolyPhase":[158],"Filtering,":[159],"Delay":[160],"Compensation,":[161],"Correlation.":[163],"Measurements":[164],"show":[165],"reach":[168],"exceptionally":[169],"high":[170],"computational":[171],"performance":[172,190],"(up":[173],"98%":[175],"theoretical":[178],"floating-point":[179],"peak":[180],"performance).":[181],"also":[183],"discuss":[184],"how":[185],"handle":[187],"external":[188],"I/O":[189],"limitations":[191],"into":[192],"out":[194],"obtain":[200],"sufficient":[201],"bandwidth":[202],"LOFAR.":[204]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":4}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}