{"id":"https://openalex.org/W4361760330","doi":"https://doi.org/10.1109/lcomm.2023.3262545","title":"Real-Time Monitoring Ornstein\u2013Uhlenbeck Process: Improving Fidelity Under Freshness Guarantees","display_name":"Real-Time Monitoring Ornstein\u2013Uhlenbeck Process: Improving Fidelity Under Freshness Guarantees","publication_year":2023,"publication_date":"2023-03-28","ids":{"openalex":"https://openalex.org/W4361760330","doi":"https://doi.org/10.1109/lcomm.2023.3262545"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2023.3262545","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2023.3262545","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","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/A5101935728","display_name":"Tianci Zhang","orcid":"https://orcid.org/0000-0003-3676-7302"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Tianci Zhang","raw_affiliation_strings":["School of Microelectronics and Communication Engineering, Chongqing University, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0003-3676-7302","affiliations":[{"raw_affiliation_string":"School of Microelectronics and Communication Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040907578","display_name":"Zhengchuan Chen","orcid":"https://orcid.org/0000-0002-2289-5621"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhengchuan Chen","raw_affiliation_strings":["School of Microelectronics and Communication Engineering, Chongqing University, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0002-2289-5621","affiliations":[{"raw_affiliation_string":"School of Microelectronics and Communication Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033740734","display_name":"Zhong Tian","orcid":"https://orcid.org/0000-0003-3176-7290"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhong Tian","raw_affiliation_strings":["School of Microelectronics and Communication Engineering, Chongqing University, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0003-3176-7290","affiliations":[{"raw_affiliation_string":"School of Microelectronics and Communication Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068953745","display_name":"Yunjian Jia","orcid":"https://orcid.org/0000-0002-6404-0947"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunjian Jia","raw_affiliation_strings":["School of Microelectronics and Communication Engineering, Chongqing University, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0002-6404-0947","affiliations":[{"raw_affiliation_string":"School of Microelectronics and Communication Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100340868","display_name":"Min Wang","orcid":"https://orcid.org/0000-0001-7838-8947"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Wang","raw_affiliation_strings":["School of Optoelectronics Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0001-7838-8947","affiliations":[{"raw_affiliation_string":"School of Optoelectronics Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030858163","display_name":"Tony Q. S. Quek","orcid":"https://orcid.org/0000-0002-4037-3149"},"institutions":[{"id":"https://openalex.org/I152815399","display_name":"Singapore University of Technology and Design","ror":"https://ror.org/05j6fvn87","country_code":"SG","type":"education","lineage":["https://openalex.org/I152815399"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Tony Q. S. Quek","raw_affiliation_strings":["Information Systems Technology and Design Pillar, Singapore University of Technology and Design, Tampines, Singapore"],"raw_orcid":"https://orcid.org/0000-0002-4037-3149","affiliations":[{"raw_affiliation_string":"Information Systems Technology and Design Pillar, Singapore University of Technology and Design, Tampines, Singapore","institution_ids":["https://openalex.org/I152815399"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5101935728"],"corresponding_institution_ids":["https://openalex.org/I158842170"],"apc_list":null,"apc_paid":null,"fwci":1.9538,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.8647838,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"27","issue":"6","first_page":"1510","last_page":"1514"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","score":1.0,"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/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.9787999987602234,"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/T11993","display_name":"Atomic and Subatomic Physics Research","score":0.9646000266075134,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.6151271462440491},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.5947868824005127},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5792707204818726},{"id":"https://openalex.org/keywords/fidelity","display_name":"Fidelity","score":0.5402227640151978},{"id":"https://openalex.org/keywords/monotonic-function","display_name":"Monotonic function","score":0.4964612126350403},{"id":"https://openalex.org/keywords/ornstein\u2013uhlenbeck-process","display_name":"Ornstein\u2013Uhlenbeck process","score":0.47537699341773987},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.422545850276947},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4209124445915222},{"id":"https://openalex.org/keywords/stochastic-process","display_name":"Stochastic process","score":0.38684988021850586},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32750213146209717},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2465011179447174}],"concepts":[{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.6151271462440491},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5947868824005127},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5792707204818726},{"id":"https://openalex.org/C2776459999","wikidata":"https://www.wikidata.org/wiki/Q2119376","display_name":"Fidelity","level":2,"score":0.5402227640151978},{"id":"https://openalex.org/C72169020","wikidata":"https://www.wikidata.org/wiki/Q194404","display_name":"Monotonic function","level":2,"score":0.4964612126350403},{"id":"https://openalex.org/C31634936","wikidata":"https://www.wikidata.org/wiki/Q1757587","display_name":"Ornstein\u2013Uhlenbeck process","level":3,"score":0.47537699341773987},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.422545850276947},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4209124445915222},{"id":"https://openalex.org/C8272713","wikidata":"https://www.wikidata.org/wiki/Q176737","display_name":"Stochastic process","level":2,"score":0.38684988021850586},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32750213146209717},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2465011179447174},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2023.3262545","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2023.3262545","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1413043373","display_name":null,"funder_award_id":"62271092","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3356429182","display_name":null,"funder_award_id":"61971077","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G718192130","display_name":null,"funder_award_id":"62001074","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320320709","display_name":"National Research Foundation Singapore","ror":"https://ror.org/03cpyc314"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320325256","display_name":"Info-communications Media Development Authority","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2036533317","https://openalex.org/W2478708596","https://openalex.org/W2920195995","https://openalex.org/W2970983057","https://openalex.org/W3134656591","https://openalex.org/W3163878275","https://openalex.org/W3164366798","https://openalex.org/W3173238424","https://openalex.org/W4206732306","https://openalex.org/W4299850655","https://openalex.org/W6806497520"],"related_works":["https://openalex.org/W4297958632","https://openalex.org/W2007347740","https://openalex.org/W1485148789","https://openalex.org/W4290098506","https://openalex.org/W2006484586","https://openalex.org/W2788316749","https://openalex.org/W4205411904","https://openalex.org/W3090783472","https://openalex.org/W4391959027","https://openalex.org/W1969906963"],"abstract_inverted_index":{"This":[0],"work":[1],"studies":[2],"improving":[3],"the":[4,33,36,52,57,60,68,70,77,82,85,91,94,98,106,109,113,115,121,138,146,149],"data":[5],"fidelity":[6],"for":[7,135],"real-time":[8,78],"monitoring":[9],"of":[10,27,29,38,108,148],"an":[11,133],"Ornstein-Uhlenbeck":[12],"process":[13,79],"in":[14,64,102],"a":[15,41,126],"sensor-monitor":[16],"status":[17],"update":[18],"system":[19],"under":[20,125],"stringent":[21],"information":[22,30,39],"freshness":[23],"provision.":[24],"Violation":[25],"probability":[26],"age":[28,37],"(VPA),":[31],"i.e.,":[32],"long-term":[34],"proportion":[35],"exceeds":[40],"given":[42,127],"threshold":[43],"is":[44,62,87,100,130,140],"adopted":[45],"to":[46],"strictly":[47],"assess":[48],"freshness.":[49],"Based":[50],"on":[51],"automatic":[53],"repeat-request":[54],"transmission":[55],"protocol,":[56],"VPA":[58,99,128],"at":[59,84],"monitor":[61,86],"derived":[63],"closed-form.":[65],"To":[66],"evaluate":[67],"fidelity,":[69],"time-average":[71,95,110,123],"mean":[72],"squared":[73],"error":[74],"(MSE)":[75],"between":[76,93],"value":[80],"and":[81,97,112],"estimation":[83],"also":[88,141],"obtained,":[89],"where":[90,132],"coupling":[92],"MSE":[96,111,124],"characterized":[101],"detail.":[103],"By":[104],"analyzing":[105],"monotonicity":[107],"VPA,":[114],"optimal":[116,151],"quantization":[117,152],"precision":[118],"that":[119],"achieves":[120],"minimal":[122],"constraint":[129],"proposed,":[131],"algorithm":[134],"quickly":[136],"addressing":[137],"optimum":[139],"given.":[142],"Numerical":[143],"results":[144],"validate":[145],"effectiveness":[147],"proposed":[150],"design.":[153]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2}],"updated_date":"2026-05-05T08:41:31.759640","created_date":"2025-10-10T00:00:00"}