{"id":"https://openalex.org/W1996511375","doi":"https://doi.org/10.1145/1347375.1347381","title":"System-wide energy minimization for real-time tasks","display_name":"System-wide energy minimization for real-time tasks","publication_year":2008,"publication_date":"2008-04-01","ids":{"openalex":"https://openalex.org/W1996511375","doi":"https://doi.org/10.1145/1347375.1347381","mag":"1996511375"},"language":"en","primary_location":{"id":"doi:10.1145/1347375.1347381","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1347375.1347381","pdf_url":null,"source":{"id":"https://openalex.org/S136160450","display_name":"ACM Transactions on Embedded Computing Systems","issn_l":"1539-9087","issn":["1539-9087","1558-3465"],"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 Embedded Computing Systems","raw_type":"journal-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/A5112802629","display_name":"Xiliang Zhong","orcid":null},"institutions":[{"id":"https://openalex.org/I185443292","display_name":"Wayne State University","ror":"https://ror.org/01070mq45","country_code":"US","type":"education","lineage":["https://openalex.org/I185443292"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiliang Zhong","raw_affiliation_strings":["Wayne State University, Detroit, MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wayne State University, Detroit, MI","institution_ids":["https://openalex.org/I185443292"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5012773300","display_name":"Chengzhong Xu","orcid":"https://orcid.org/0000-0001-9480-0356"},"institutions":[{"id":"https://openalex.org/I185443292","display_name":"Wayne State University","ror":"https://ror.org/01070mq45","country_code":"US","type":"education","lineage":["https://openalex.org/I185443292"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Cheng-Zhong Xu","raw_affiliation_strings":["Wayne State University, Detroit, MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wayne State University, Detroit, MI","institution_ids":["https://openalex.org/I185443292"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I185443292"],"apc_list":null,"apc_paid":null,"fwci":2.3942,"has_fulltext":false,"cited_by_count":32,"citation_normalized_percentile":{"value":0.8916226,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"7","issue":"3","first_page":"1","last_page":"24"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9997000098228455,"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":0.9997000098228455,"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T12288","display_name":"Optimization and Search Problems","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/computer-science","display_name":"Computer science","score":0.8633740544319153},{"id":"https://openalex.org/keywords/heuristics","display_name":"Heuristics","score":0.6330273151397705},{"id":"https://openalex.org/keywords/time-complexity","display_name":"Time complexity","score":0.5669731497764587},{"id":"https://openalex.org/keywords/energy-minimization","display_name":"Energy minimization","score":0.566722571849823},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.5594393014907837},{"id":"https://openalex.org/keywords/dynamic-voltage-scaling","display_name":"Dynamic voltage scaling","score":0.5402910113334656},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.4644150137901306},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4590117335319519},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.4466613531112671},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.42430251836776733},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.36393362283706665},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.32778891921043396},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2979981601238251}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8633740544319153},{"id":"https://openalex.org/C127705205","wikidata":"https://www.wikidata.org/wiki/Q5748245","display_name":"Heuristics","level":2,"score":0.6330273151397705},{"id":"https://openalex.org/C311688","wikidata":"https://www.wikidata.org/wiki/Q2393193","display_name":"Time complexity","level":2,"score":0.5669731497764587},{"id":"https://openalex.org/C14961307","wikidata":"https://www.wikidata.org/wiki/Q5377176","display_name":"Energy minimization","level":2,"score":0.566722571849823},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.5594393014907837},{"id":"https://openalex.org/C2776047111","wikidata":"https://www.wikidata.org/wiki/Q632037","display_name":"Dynamic voltage scaling","level":3,"score":0.5402910113334656},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.4644150137901306},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4590117335319519},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.4466613531112671},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.42430251836776733},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.36393362283706665},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.32778891921043396},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2979981601238251},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C147597530","wikidata":"https://www.wikidata.org/wiki/Q369472","display_name":"Computational chemistry","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/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"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/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"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:10.1145/1347375.1347381","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1347375.1347381","pdf_url":null,"source":{"id":"https://openalex.org/S136160450","display_name":"ACM Transactions on Embedded Computing Systems","issn_l":"1539-9087","issn":["1539-9087","1558-3465"],"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 Embedded Computing Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.9100000262260437,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W100509257","https://openalex.org/W1550011828","https://openalex.org/W1572920476","https://openalex.org/W1988302931","https://openalex.org/W2002377960","https://openalex.org/W2009443800","https://openalex.org/W2054775380","https://openalex.org/W2056456889","https://openalex.org/W2067843896","https://openalex.org/W2074405340","https://openalex.org/W2096707344","https://openalex.org/W2102019950","https://openalex.org/W2105524902","https://openalex.org/W2105786614","https://openalex.org/W2110432198","https://openalex.org/W2120015038","https://openalex.org/W2130367242","https://openalex.org/W2132041749","https://openalex.org/W2137191682","https://openalex.org/W2138305065","https://openalex.org/W2138635444","https://openalex.org/W2138861555","https://openalex.org/W2139613807","https://openalex.org/W2140999304","https://openalex.org/W2142636178","https://openalex.org/W2143906469","https://openalex.org/W2146352293","https://openalex.org/W2152647394","https://openalex.org/W2157296855","https://openalex.org/W2163378939","https://openalex.org/W2166745914","https://openalex.org/W2167285292","https://openalex.org/W2326587081","https://openalex.org/W3198160809","https://openalex.org/W4236127247"],"related_works":["https://openalex.org/W1498327774","https://openalex.org/W2166334792","https://openalex.org/W4296019323","https://openalex.org/W2087556130","https://openalex.org/W2113162709","https://openalex.org/W2012406118","https://openalex.org/W2350902672","https://openalex.org/W2565528924","https://openalex.org/W2351110332","https://openalex.org/W4233255586"],"abstract_inverted_index":{"We":[0,168,183],"present":[1],"a":[2,23,29,56,137],"dynamic":[3,102],"voltage":[4],"scaling":[5],"(DVS)":[6],"technique":[7],"that":[8,22,170],"minimizes":[9],"system-wide":[10,79,171],"energy":[11,66,80,122,172],"consumption":[12],"for":[13,105,158,174],"both":[14,149],"periodic":[15,87,106],"and":[16,28,46,49,152],"sporadic":[17,162,175],"tasks.":[18],"It":[19],"is":[20,130,177],"known":[21],"system":[24],"consists":[25],"of":[26,31,76,121,145,161],"processors":[27,35,109],"number":[30],"other":[32],"components.":[33],"Energy-aware":[34],"can":[36,53,155],"be":[37,54,156],"run":[38],"in":[39,55,91,124,140,179],"different":[40],"speed":[41,113],"levels;":[42],"components":[43],"like":[44],"memory":[45],"I/O":[47],"subsystems":[48],"network":[50],"interface":[51],"cards":[52],"standby":[57],"state":[58],"when":[59],"they":[60],"are":[61,69,83],"active,":[62],"but":[63],"idle.":[64],"Processor":[65],"optimization":[67,81,151,173],"solutions":[68,187],"not":[70],"necessarily":[71],"efficient":[72],"from":[73],"the":[74,118,150,180],"perspective":[75],"systems.":[77],"Current":[78],"studies":[82],"often":[84],"limited":[85],"to":[86,132],"tasks":[88,107,163,176],"with":[89,110,136,164],"heuristics":[90],"getting":[92],"approximated":[93],"solutions.":[94],"In":[95],"this":[96],"paper,":[97],"we":[98],"develop":[99,184],"an":[100],"exact":[101],"programming":[103],"algorithm":[104,116,129],"on":[108],"practical":[111],"discrete":[112],"levels.":[114],"The":[115],"determines":[117],"lower":[119],"bound":[120,139],"expenditure":[123],"pseudopolynomial":[125],"time.":[126,143],"An":[127],"approximation":[128,153],"proposed":[131],"provide":[133],"performance":[134],"guarantee":[135],"given":[138],"polynomial":[141],"running":[142],"Because":[144],"their":[146],"time":[147],"efficiency,":[148],"algorithms":[154],"adapted":[157],"online":[159],"scheduling":[160],"irregular":[165],"task":[166],"releases.":[167],"prove":[169],"NP-hard":[178],"strong":[181],"sense.":[182],"(pseudo-)":[185],"polynomial-time":[186],"by":[188],"exploiting":[189],"its":[190],"inherent":[191],"properties.":[192]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":4},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}