{"id":"https://openalex.org/W2047216488","doi":"https://doi.org/10.1145/2631918","title":"NUCA-L1","display_name":"NUCA-L1","publication_year":2014,"publication_date":"2014-10-27","ids":{"openalex":"https://openalex.org/W2047216488","doi":"https://doi.org/10.1145/2631918","mag":"2047216488"},"language":"en","primary_location":{"id":"doi:10.1145/2631918","is_oa":true,"landing_page_url":"https://doi.org/10.1145/2631918","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/2631918","source":{"id":"https://openalex.org/S26056741","display_name":"ACM Transactions on Architecture and Code Optimization","issn_l":"1544-3566","issn":["1544-3566","1544-3973"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Architecture and Code Optimization","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://dl.acm.org/doi/pdf/10.1145/2631918","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5043491254","display_name":"Farrukh Hijaz","orcid":"https://orcid.org/0000-0001-9767-2847"},"institutions":[{"id":"https://openalex.org/I140172145","display_name":"University of Connecticut","ror":"https://ror.org/02der9h97","country_code":"US","type":"education","lineage":["https://openalex.org/I140172145"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Farrukh Hijaz","raw_affiliation_strings":["University of Connecticut, Storrs, CT"],"affiliations":[{"raw_affiliation_string":"University of Connecticut, Storrs, CT","institution_ids":["https://openalex.org/I140172145"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048129220","display_name":"Omer Khan","orcid":"https://orcid.org/0000-0001-6293-7403"},"institutions":[{"id":"https://openalex.org/I140172145","display_name":"University of Connecticut","ror":"https://ror.org/02der9h97","country_code":"US","type":"education","lineage":["https://openalex.org/I140172145"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Omer Khan","raw_affiliation_strings":["University of Connecticut, Storrs, CT"],"affiliations":[{"raw_affiliation_string":"University of Connecticut, Storrs, CT","institution_ids":["https://openalex.org/I140172145"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5043491254"],"corresponding_institution_ids":["https://openalex.org/I140172145"],"apc_list":null,"apc_paid":null,"fwci":1.8389,"has_fulltext":true,"cited_by_count":8,"citation_normalized_percentile":{"value":0.85284726,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"11","issue":"3","first_page":"1","last_page":"28"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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/T10363","display_name":"Low-power high-performance VLSI design","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":0.9998000264167786,"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/cache","display_name":"Cache","score":0.8117679357528687},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8042346239089966},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.638620913028717},{"id":"https://openalex.org/keywords/bottleneck","display_name":"Bottleneck","score":0.6062598824501038},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.5463124513626099},{"id":"https://openalex.org/keywords/static-random-access-memory","display_name":"Static random-access memory","score":0.5235249996185303},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.4953547716140747},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.4786030948162079},{"id":"https://openalex.org/keywords/cache-pollution","display_name":"Cache pollution","score":0.4785231351852417},{"id":"https://openalex.org/keywords/cache-algorithms","display_name":"Cache algorithms","score":0.46034693717956543},{"id":"https://openalex.org/keywords/cpu-cache","display_name":"CPU cache","score":0.45816829800605774},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.43126392364501953},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.263006329536438}],"concepts":[{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.8117679357528687},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8042346239089966},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.638620913028717},{"id":"https://openalex.org/C2780513914","wikidata":"https://www.wikidata.org/wiki/Q18210350","display_name":"Bottleneck","level":2,"score":0.6062598824501038},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.5463124513626099},{"id":"https://openalex.org/C68043766","wikidata":"https://www.wikidata.org/wiki/Q267416","display_name":"Static random-access memory","level":2,"score":0.5235249996185303},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.4953547716140747},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.4786030948162079},{"id":"https://openalex.org/C113166858","wikidata":"https://www.wikidata.org/wiki/Q5015981","display_name":"Cache pollution","level":5,"score":0.4785231351852417},{"id":"https://openalex.org/C38556500","wikidata":"https://www.wikidata.org/wiki/Q13404475","display_name":"Cache algorithms","level":4,"score":0.46034693717956543},{"id":"https://openalex.org/C189783530","wikidata":"https://www.wikidata.org/wiki/Q352090","display_name":"CPU cache","level":3,"score":0.45816829800605774},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.43126392364501953},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.263006329536438},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2631918","is_oa":true,"landing_page_url":"https://doi.org/10.1145/2631918","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/2631918","source":{"id":"https://openalex.org/S26056741","display_name":"ACM Transactions on Architecture and Code Optimization","issn_l":"1544-3566","issn":["1544-3566","1544-3973"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Architecture and Code Optimization","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1145/2631918","is_oa":true,"landing_page_url":"https://doi.org/10.1145/2631918","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/2631918","source":{"id":"https://openalex.org/S26056741","display_name":"ACM Transactions on Architecture and Code Optimization","issn_l":"1544-3566","issn":["1544-3566","1544-3973"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Architecture and Code Optimization","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.9100000262260437}],"awards":[],"funders":[{"id":"https://openalex.org/F4320337392","display_name":"Division of Electrical, Communications and Cyber Systems","ror":"https://ror.org/01krpsy48"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2047216488.pdf","grobid_xml":"https://content.openalex.org/works/W2047216488.grobid-xml"},"referenced_works_count":57,"referenced_works":["https://openalex.org/W1594652978","https://openalex.org/W1964332234","https://openalex.org/W1972573758","https://openalex.org/W1975422769","https://openalex.org/W1985818188","https://openalex.org/W1990416701","https://openalex.org/W2015800662","https://openalex.org/W2015833639","https://openalex.org/W2017503457","https://openalex.org/W2025474944","https://openalex.org/W2031948068","https://openalex.org/W2042117344","https://openalex.org/W2046996113","https://openalex.org/W2053161625","https://openalex.org/W2056742280","https://openalex.org/W2067168777","https://openalex.org/W2080019739","https://openalex.org/W2089344916","https://openalex.org/W2101308451","https://openalex.org/W2109824347","https://openalex.org/W2113362353","https://openalex.org/W2114931471","https://openalex.org/W2115150948","https://openalex.org/W2119306084","https://openalex.org/W2122214743","https://openalex.org/W2126372249","https://openalex.org/W2126603706","https://openalex.org/W2128765501","https://openalex.org/W2134682810","https://openalex.org/W2135572164","https://openalex.org/W2136444750","https://openalex.org/W2138240473","https://openalex.org/W2139342246","https://openalex.org/W2143150278","https://openalex.org/W2145021036","https://openalex.org/W2146561901","https://openalex.org/W2148106742","https://openalex.org/W2151233837","https://openalex.org/W2153014736","https://openalex.org/W2157447136","https://openalex.org/W2161197576","https://openalex.org/W2161522487","https://openalex.org/W2161648335","https://openalex.org/W2161991038","https://openalex.org/W2162456729","https://openalex.org/W2166241631","https://openalex.org/W2168159483","https://openalex.org/W2169875292","https://openalex.org/W2170382128","https://openalex.org/W2271565410","https://openalex.org/W2334439626","https://openalex.org/W2537224236","https://openalex.org/W2939560154","https://openalex.org/W3148936090","https://openalex.org/W3150612471","https://openalex.org/W4238002809","https://openalex.org/W4253795537"],"related_works":["https://openalex.org/W2012518269","https://openalex.org/W2086718556","https://openalex.org/W2167303720","https://openalex.org/W2061075966","https://openalex.org/W2146079099","https://openalex.org/W2066160958","https://openalex.org/W1965891727","https://openalex.org/W218254741","https://openalex.org/W1860107648","https://openalex.org/W1496086148"],"abstract_inverted_index":{"Research":[0],"has":[1],"shown":[2],"that":[3,96,166,204],"operating":[4],"in":[5,155,226],"the":[6,72,92,132,142,178,190],"near-threshold":[7,44],"region":[8],"is":[9,114,120],"expected":[10,51],"to":[11,14,33,52,63,90,100,122,146,172,186],"provide":[12],"up":[13],"10\u00d7":[15],"energy":[16,227],"efficiency":[17],"for":[18],"future":[19],"processors.":[20],"However,":[21,137],"reliable":[22],"operation":[23],"below":[24],"a":[25,104,159,183,199,223],"minimum":[26],"voltage":[27],"(Vccmin)":[28],"cannot":[29],"be":[30,41],"guaranteed":[31],"due":[32],"process":[34],"variations.":[35],"Because":[36],"SRAM":[37],"margins":[38],"can":[39],"easily":[40],"violated":[42],"at":[43,116,131,138,189,205],"voltages,":[45],"their":[46],"bit-cell":[47,76,207],"failure":[48],"rates":[49],"are":[50],"rise":[53],"steeply.":[54],"Multicore":[55],"processors":[56],"rely":[57],"on":[58,170],"fast":[59],"private":[60,212],"L1":[61,81,97,124,163],"caches":[62],"exploit":[64],"data":[65],"locality":[66],"and":[67,109],"achieve":[68],"high":[69,75,115],"performance.":[70,151],"In":[71],"presence":[73],"of":[74,134,192,198],"fault":[77,112,140,208],"rates,":[78,141,209],"traditionally":[79],"an":[80],"cache":[82,98,125,148,174,214],"either":[83],"sacrifices":[84],"capacity":[85,108,149,179,188],"or":[86],"incurs":[87],"additional":[88,135,143,168,193],"latency":[89,102,145,169],"correct":[91],"faults.":[93],"We":[94],"observe":[95],"sensitivity":[99],"hit":[101],"offers":[103],"design":[105],"trade-off":[106,154],"between":[107],"latency.":[110,136,194],"When":[111],"rate":[113],"extreme":[117],"Vccmin,":[118],"it":[119,129,181],"beneficial":[121],"recover":[123,147,187],"capacity,":[126],"even":[127],"if":[128],"comes":[130],"cost":[133,191],"low":[139],"constant":[144],"degrades":[150],"With":[152],"this":[153],"mind,":[156],"we":[157,202],"propose":[158],"Non-Uniform":[160],"Cache":[161],"Access":[162],"architecture":[164,215],"(NUCA-L1)":[165],"avoids":[167],"accesses":[171],"fault-free":[173],"lines.":[175],"To":[176],"mitigate":[177],"bottleneck,":[180],"deploys":[182],"correction":[184],"mechanism":[185],"Using":[195],"extensive":[196],"simulations":[197],"64-core":[200],"multicore,":[201],"demonstrate":[203],"various":[206],"our":[210],"proposed":[211],"NUCA-L1":[213],"performs":[216],"better":[217],"than":[218],"state-of-the-art":[219],"schemes,":[220],"along":[221],"with":[222],"significant":[224],"reduction":[225],"consumption.":[228]},"counts_by_year":[{"year":2019,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}