{"id":"https://openalex.org/W4200555359","doi":"https://doi.org/10.1109/sbesc53686.2021.9628356","title":"Lightweight Dual Modular Redundancy through Approximate Computing","display_name":"Lightweight Dual Modular Redundancy through Approximate Computing","publication_year":2021,"publication_date":"2021-11-22","ids":{"openalex":"https://openalex.org/W4200555359","doi":"https://doi.org/10.1109/sbesc53686.2021.9628356"},"language":"en","primary_location":{"id":"doi:10.1109/sbesc53686.2021.9628356","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sbesc53686.2021.9628356","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 XI Brazilian Symposium on Computing Systems Engineering (SBESC)","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/A5064852217","display_name":"Gabriel L. Nazar","orcid":"https://orcid.org/0000-0001-7202-7139"},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]},{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["BR","DE"],"is_corresponding":false,"raw_author_name":"Gabriel L. Nazar","raw_affiliation_strings":["Instituto de Inform\u00e1tica, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil","Technische Universit\u00e4t Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Inform\u00e1tica, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil","institution_ids":["https://openalex.org/I130442723"]},{"raw_affiliation_string":"Technische Universit\u00e4t Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044520549","display_name":"Pedro H.C. Kopper","orcid":null},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Pedro H. Kopper","raw_affiliation_strings":["Instituto de Inform\u00e1tica, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Inform\u00e1tica, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil","institution_ids":["https://openalex.org/I130442723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011458889","display_name":"Marcos T. Leipnitz","orcid":"https://orcid.org/0000-0003-1959-1755"},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Marcos T. Leipnitz","raw_affiliation_strings":["Instituto de Inform\u00e1tica, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Inform\u00e1tica, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil","institution_ids":["https://openalex.org/I130442723"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112321355","display_name":"Ben Juurlink","orcid":null},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Ben Juurlink","raw_affiliation_strings":["Technische Universit\u00e4t Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.221,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.77903187,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10502","display_name":"Advanced Memory and Neural Computing","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10502","display_name":"Advanced Memory and Neural Computing","score":0.9998999834060669,"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/T11005","display_name":"Radiation Effects in Electronics","score":0.9998999834060669,"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/T10472","display_name":"Semiconductor materials and devices","score":0.9998000264167786,"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/computer-science","display_name":"Computer science","score":0.7695642709732056},{"id":"https://openalex.org/keywords/redundancy","display_name":"Redundancy (engineering)","score":0.758266270160675},{"id":"https://openalex.org/keywords/modular-design","display_name":"Modular design","score":0.7356902360916138},{"id":"https://openalex.org/keywords/fault-tolerance","display_name":"Fault tolerance","score":0.6608299612998962},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.5627878904342651},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.4909570515155792},{"id":"https://openalex.org/keywords/triple-modular-redundancy","display_name":"Triple modular redundancy","score":0.47896984219551086},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.4523301422595978},{"id":"https://openalex.org/keywords/resilience","display_name":"Resilience (materials science)","score":0.41895413398742676},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.3965943455696106},{"id":"https://openalex.org/keywords/reliability-engineering","display_name":"Reliability engineering","score":0.3355662226676941},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07704055309295654}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7695642709732056},{"id":"https://openalex.org/C152124472","wikidata":"https://www.wikidata.org/wiki/Q1204361","display_name":"Redundancy (engineering)","level":2,"score":0.758266270160675},{"id":"https://openalex.org/C101468663","wikidata":"https://www.wikidata.org/wiki/Q1620158","display_name":"Modular design","level":2,"score":0.7356902360916138},{"id":"https://openalex.org/C63540848","wikidata":"https://www.wikidata.org/wiki/Q3140932","display_name":"Fault tolerance","level":2,"score":0.6608299612998962},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5627878904342651},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.4909570515155792},{"id":"https://openalex.org/C196371267","wikidata":"https://www.wikidata.org/wiki/Q3998979","display_name":"Triple modular redundancy","level":3,"score":0.47896984219551086},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.4523301422595978},{"id":"https://openalex.org/C2779585090","wikidata":"https://www.wikidata.org/wiki/Q3457762","display_name":"Resilience (materials science)","level":2,"score":0.41895413398742676},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.3965943455696106},{"id":"https://openalex.org/C200601418","wikidata":"https://www.wikidata.org/wiki/Q2193887","display_name":"Reliability engineering","level":1,"score":0.3355662226676941},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07704055309295654},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sbesc53686.2021.9628356","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sbesc53686.2021.9628356","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 XI Brazilian Symposium on Computing Systems Engineering (SBESC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8999999761581421,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"},{"id":"https://openalex.org/F4320322025","display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico","ror":"https://ror.org/03swz6y49"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1524675933","https://openalex.org/W1965936844","https://openalex.org/W1970032753","https://openalex.org/W2057807751","https://openalex.org/W2061448542","https://openalex.org/W2076602574","https://openalex.org/W2099814721","https://openalex.org/W2107740459","https://openalex.org/W2108202121","https://openalex.org/W2265166184","https://openalex.org/W2347014634","https://openalex.org/W2524860678","https://openalex.org/W2554131156","https://openalex.org/W2574407746","https://openalex.org/W2765504590","https://openalex.org/W2775429807","https://openalex.org/W2900582742","https://openalex.org/W2903732333","https://openalex.org/W2977632424","https://openalex.org/W2999211665","https://openalex.org/W3036447947","https://openalex.org/W3116921543","https://openalex.org/W3149134903","https://openalex.org/W4246166885"],"related_works":["https://openalex.org/W58658798","https://openalex.org/W3114375939","https://openalex.org/W2797678940","https://openalex.org/W2759696718","https://openalex.org/W2359816675","https://openalex.org/W2000379092","https://openalex.org/W2153096481","https://openalex.org/W2148616436","https://openalex.org/W2102525122","https://openalex.org/W1836055744"],"abstract_inverted_index":{"Approximate":[0],"computing":[1,84],"has":[2],"been":[3],"proposed":[4],"to":[5,11,34,129,158,179],"take":[6],"advantage":[7],"of":[8,91,103,112,118,133,136,144],"the":[9,58,89,116,131,160],"resilience":[10],"imprecision":[12,56,113],"found":[13],"in":[14,20,57,73,75,85,115,124,151],"many":[15],"applications":[16],"domains,":[17],"providing":[18,92],"improvements":[19],"area,":[21],"performance":[22,155],"and":[23,53,142,154],"energy":[24],"consumption.":[25],"In":[26],"fault-tolerant":[27,86],"systems,":[28],"this":[29,76],"paradigm":[30],"can":[31,44,67],"be":[32,45],"used":[33,157],"reduce":[35,181],"costs":[36,141],"through":[37],"approximate":[38,83],"redundant":[39],"modules.":[40],"Additionally,":[41],"further":[42],"reductions":[43],"achieved":[46],"both":[47,101,152],"by":[48,54,149],"avoiding":[49],"traditional":[50],"triplication-based":[51],"techniques":[52],"embracing":[55],"output":[59],"results,":[60],"especially":[61],"for":[62],"those":[63],"application":[64],"domains":[65],"that":[66,167,175],"endure":[68],"approximations.":[69],"Using":[70],"these":[71],"ideas":[72],"conjunction,":[74],"work":[77],"we":[78,96],"focus":[79],"on":[80,100],"fully":[81,187],"exploiting":[82],"systems.":[87],"With":[88],"goal":[90],"substantial":[93],"cost":[94],"reductions,":[95],"propose":[97],"applying":[98],"approximations":[99],"modules":[102],"a":[104,110,125,134,186],"dual":[105],"modular":[106],"redundancy":[107],"scheme,":[108],"accepting":[109],"degree":[111],"even":[114],"absence":[117],"faults.":[119],"The":[120,146],"technique":[121],"is":[122,177],"integrated":[123],"high-level":[126],"synthesis":[127],"tool":[128],"automate":[130],"generation":[132],"number":[135],"design":[137],"choices":[138],"with":[139,163,190],"varying":[140],"degrees":[143],"approximation.":[145],"gains":[147],"provided":[148],"approximation":[150],"area":[153,193],"are":[156],"maximize":[159],"system":[161,171,189],"throughput":[162],"two":[164],"checking":[165],"schemes":[166],"aim":[168],"at":[169],"different":[170],"constraints.":[172],"Results":[173],"show":[174],"it":[176],"possible":[178],"substantially":[180],"costs,":[182],"such":[183],"as":[184],"implementing":[185],"duplicated":[188],"only":[191],"31%":[192],"overhead,":[194],"while":[195],"introducing":[196],"intermediate":[197],"quality":[198],"degradation.":[199]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
