{"id":"https://openalex.org/W4386634459","doi":"https://doi.org/10.1109/lwc.2023.3313967","title":"Accurate MMSE Expressions for Short-Packet Pilot-Based Channel Estimation","display_name":"Accurate MMSE Expressions for Short-Packet Pilot-Based Channel Estimation","publication_year":2023,"publication_date":"2023-09-12","ids":{"openalex":"https://openalex.org/W4386634459","doi":"https://doi.org/10.1109/lwc.2023.3313967"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2023.3313967","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2023.3313967","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Wireless 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/A5059822719","display_name":"Hamza Soury","orcid":"https://orcid.org/0000-0001-7914-2973"},"institutions":[{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Hamza Soury","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Illinois at Chicago, Chicago, IL, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Illinois at Chicago, Chicago, IL, USA","institution_ids":["https://openalex.org/I39422238"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018641453","display_name":"Besma Smida","orcid":"https://orcid.org/0000-0001-9601-7322"},"institutions":[{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Besma Smida","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Illinois at Chicago, Chicago, IL, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Illinois at Chicago, Chicago, IL, USA","institution_ids":["https://openalex.org/I39422238"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006467944","display_name":"S. Aliabadi","orcid":"https://orcid.org/0009-0008-8770-4911"},"institutions":[{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sina Movahedi Aliabadi","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Illinois at Chicago, Chicago, IL, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Illinois at Chicago, Chicago, IL, USA","institution_ids":["https://openalex.org/I39422238"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5059822719"],"corresponding_institution_ids":["https://openalex.org/I39422238"],"apc_list":null,"apc_paid":null,"fwci":1.071,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.77021649,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"12","issue":"12","first_page":"2188","last_page":"2192"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9991000294685364,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9991000294685364,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9990000128746033,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9980999827384949,"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/fading","display_name":"Fading","score":0.7945739030838013},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.5803006887435913},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5419666767120361},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5414287447929382},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.5410600304603577},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5229747295379639},{"id":"https://openalex.org/keywords/expression","display_name":"Expression (computer science)","score":0.4882686138153076},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4661504030227661},{"id":"https://openalex.org/keywords/markov-process","display_name":"Markov process","score":0.44579365849494934},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.4457559585571289},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.44132569432258606},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4222472906112671},{"id":"https://openalex.org/keywords/closed-form-expression","display_name":"Closed-form expression","score":0.4204232096672058},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.3792495131492615},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2800484299659729},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.14987298846244812}],"concepts":[{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.7945739030838013},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.5803006887435913},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5419666767120361},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5414287447929382},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.5410600304603577},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5229747295379639},{"id":"https://openalex.org/C90559484","wikidata":"https://www.wikidata.org/wiki/Q778379","display_name":"Expression (computer science)","level":2,"score":0.4882686138153076},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4661504030227661},{"id":"https://openalex.org/C159886148","wikidata":"https://www.wikidata.org/wiki/Q176645","display_name":"Markov process","level":2,"score":0.44579365849494934},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.4457559585571289},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.44132569432258606},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4222472906112671},{"id":"https://openalex.org/C4530962","wikidata":"https://www.wikidata.org/wiki/Q777407","display_name":"Closed-form expression","level":2,"score":0.4204232096672058},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3792495131492615},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2800484299659729},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.14987298846244812},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lwc.2023.3313967","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2023.3313967","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Wireless Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W2005406957","https://openalex.org/W2028574566","https://openalex.org/W2106929598","https://openalex.org/W2117507580","https://openalex.org/W2117577252","https://openalex.org/W2130316904","https://openalex.org/W2130767115","https://openalex.org/W2149108093","https://openalex.org/W2172254946","https://openalex.org/W2245921980","https://openalex.org/W2262889796","https://openalex.org/W2613999164","https://openalex.org/W2914649645","https://openalex.org/W2964322065","https://openalex.org/W2995184757","https://openalex.org/W3105231658","https://openalex.org/W3121342142","https://openalex.org/W4206196235","https://openalex.org/W4229706427","https://openalex.org/W4239240501"],"related_works":["https://openalex.org/W2047006631","https://openalex.org/W2187692743","https://openalex.org/W1498781268","https://openalex.org/W2038230493","https://openalex.org/W2099955065","https://openalex.org/W2144246991","https://openalex.org/W1552724012","https://openalex.org/W2384507272","https://openalex.org/W2097212255","https://openalex.org/W2106594813"],"abstract_inverted_index":{"Motivated":[0],"by":[1],"increasing":[2],"the":[3,15,31,37,40,61,67,74,77,88],"packet":[4,50],"efficiency":[5],"of":[6,14,39,47,76,87],"pilot-based":[7],"wireless":[8],"communication,":[9],"we":[10],"derive":[11],"accurate":[12,79],"expressions":[13],"channel-estimation":[16],"minimal":[17],"mean":[18],"square":[19],"error":[20],"(MMSE)":[21],"for":[22,90],"finite":[23],"blocklength":[24],"communication":[25],"over":[26],"continuous":[27],"fading.":[28],"We":[29,81],"used":[30],"time":[32],"vectorial":[33],"representation":[34],"and":[35,94],"quantified":[36],"dependence":[38],"MMSE":[41,70],"expression":[42,64,86],"on":[43],"various":[44],"system":[45],"parameters":[46],"interest":[48],"(e.g.,":[49],"size,":[51],"fading":[52,92],"rate,":[53],"signal-to-noise":[54],"ratio).":[55],"It":[56],"is":[57],"shown":[58],"that":[59],"using":[60,98],"conventional":[62],"infinite-blocklength":[63],"substantially":[65],"undervalues":[66],"channel":[68],"estimation":[69],"values":[71],"\u2013":[72],"emphasizing":[73],"need":[75],"new":[78],"expression.":[80],"provided":[82],"both":[83],"a":[84],"closed-form":[85],"MMSE,":[89],"Gauss-Markov":[91],"model,":[93],"an":[95],"associated":[96],"approximation":[97],"Kac-Murdock-Szego":[99],"(KMS)":[100],"matrix":[101],"inversion.":[102]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
