{"id":"https://openalex.org/W2053323369","doi":"https://doi.org/10.1145/1594233.1594282","title":"Significance driven computation","display_name":"Significance driven computation","publication_year":2009,"publication_date":"2009-08-19","ids":{"openalex":"https://openalex.org/W2053323369","doi":"https://doi.org/10.1145/1594233.1594282","mag":"2053323369"},"language":"en","primary_location":{"id":"doi:10.1145/1594233.1594282","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1594233.1594282","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2009 ACM/IEEE international symposium on Low power electronics and design","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/A5106083836","display_name":"Debabrata Mohapatra","orcid":null},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Debabrata Mohapatra","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA"],"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077501734","display_name":"Georgios Karakonstantis","orcid":"https://orcid.org/0000-0002-5693-8503"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Georgios Karakonstantis","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA"],"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031161187","display_name":"Kaushik Roy","orcid":"https://orcid.org/0009-0002-3375-2877"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kaushik Roy","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA"],"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5106083836"],"corresponding_institution_ids":["https://openalex.org/I219193219"],"apc_list":null,"apc_paid":null,"fwci":6.3443,"has_fulltext":false,"cited_by_count":93,"citation_normalized_percentile":{"value":0.96935462,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"195","last_page":"200"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10741","display_name":"Video Coding and Compression Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11165","display_name":"Image and Video Quality Assessment","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/computation","display_name":"Computation","score":0.7360790967941284},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7145587801933289},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.5370060801506042},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.5075174570083618},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.5048821568489075},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.501922607421875},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.49652034044265747},{"id":"https://openalex.org/keywords/process-variation","display_name":"Process variation","score":0.4326033592224121},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.42962098121643066},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.4251774847507477},{"id":"https://openalex.org/keywords/scaling","display_name":"Scaling","score":0.4235437214374542},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.4216020703315735},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.4169742465019226},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3143729865550995},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1271490454673767},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1270008385181427},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.0984378457069397},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.08598175644874573},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08524253964424133},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07993975281715393}],"concepts":[{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.7360790967941284},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7145587801933289},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.5370060801506042},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.5075174570083618},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.5048821568489075},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.501922607421875},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.49652034044265747},{"id":"https://openalex.org/C93389723","wikidata":"https://www.wikidata.org/wiki/Q7247313","display_name":"Process variation","level":3,"score":0.4326033592224121},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.42962098121643066},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.4251774847507477},{"id":"https://openalex.org/C99844830","wikidata":"https://www.wikidata.org/wiki/Q102441924","display_name":"Scaling","level":2,"score":0.4235437214374542},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.4216020703315735},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4169742465019226},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3143729865550995},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1271490454673767},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1270008385181427},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0984378457069397},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.08598175644874573},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08524253964424133},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07993975281715393},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1594233.1594282","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1594233.1594282","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2009 ACM/IEEE international symposium on Low power electronics and design","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.5699999928474426}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1576703464","https://openalex.org/W2038840127","https://openalex.org/W2116359224","https://openalex.org/W2139746732","https://openalex.org/W2140089660","https://openalex.org/W2148042901","https://openalex.org/W2148044735","https://openalex.org/W2151503471","https://openalex.org/W2477509976","https://openalex.org/W3103339143"],"related_works":["https://openalex.org/W3014521742","https://openalex.org/W2617868873","https://openalex.org/W3204141294","https://openalex.org/W4386230336","https://openalex.org/W4306968100","https://openalex.org/W141820298","https://openalex.org/W2136583354","https://openalex.org/W4378770497","https://openalex.org/W2049584446","https://openalex.org/W2111238207"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"we":[3],"present":[4],"a":[5,12,51],"design":[6,87],"methodology":[7],"for":[8,122],"algorithm/architecture":[9],"co-design":[10],"of":[11,27,46,105,110,119,144],"voltage-scalable,":[13],"process":[14,111],"variation":[15],"aware":[16],"motion":[17],"estimator":[18],"based":[19],"on":[20,102],"significance":[21],"driven":[22],"computation.":[23],"The":[24,137],"fundamental":[25],"premise":[26],"our":[28,86],"approach":[29],"lies":[30],"in":[31,41,77,131,142],"the":[32,43,61,67,72,97,103,123,132],"fact":[33],"that":[34,71],"all":[35],"computations":[36,59,74],"are":[37,75],"not":[38],"equally":[39],"significant":[40,73],"shaping":[42],"output":[44,139],"response":[45],"video":[47],"systems.":[48],"We":[49],"use":[50],"statistical":[52],"technique":[53],"to":[54,128,147],"intelligently":[55],"identify":[56],"these":[57],"significant/not-so-significant":[58],"at":[60],"algorithmic":[62],"level":[63],"and":[64,99,108],"subsequently":[65],"change":[66],"underlying":[68],"architecture":[69,100,125],"such":[70],"computed":[76],"an":[78,89],"error":[79],"free":[80],"manner":[81],"under":[82],"voltage":[83,106],"over-scaling.":[84],"Furthermore,":[85],"includes":[88],"adaptive":[90],"quality":[91,140],"compensation":[92],"(AQC)":[93],"block":[94],"which":[95],"tunes":[96],"algorithm":[98],"depending":[101],"magnitude":[104],"over-scaling":[107],"severity":[109],"variations.":[112],"Simulation":[113],"results":[114],"show":[115],"average":[116],"power":[117],"savings":[118],"~":[120,152],"33%":[121],"proposed":[124],"when":[126],"compared":[127],"conventional":[129],"implementation":[130],"90":[133],"nm":[134],"CMOS":[135],"technology.":[136],"maximum":[138],"loss":[141],"terms":[143],"Peak":[145],"Signal":[146],"Noise":[148],"Ratio":[149],"(PSNR)":[150],"was":[151],"1":[153],"dB":[154],"without":[155],"incurring":[156],"any":[157],"throughput":[158],"penalty.":[159]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":9},{"year":2015,"cited_by_count":8},{"year":2014,"cited_by_count":10},{"year":2013,"cited_by_count":12},{"year":2012,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}