{"id":"https://openalex.org/W4410229400","doi":"https://doi.org/10.1109/wcnc61545.2025.10978202","title":"Multi-Domain Decoupled Bayesian Channel Estimation for Massive MIMO-OTFS Systems","display_name":"Multi-Domain Decoupled Bayesian Channel Estimation for Massive MIMO-OTFS Systems","publication_year":2025,"publication_date":"2025-03-24","ids":{"openalex":"https://openalex.org/W4410229400","doi":"https://doi.org/10.1109/wcnc61545.2025.10978202"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc61545.2025.10978202","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc61545.2025.10978202","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Wireless Communications and Networking Conference (WCNC)","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/A5101335939","display_name":"Xinbo Gao","orcid":"https://orcid.org/0000-0001-9138-3366"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinbo Gao","raw_affiliation_strings":["Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073099289","display_name":"Zhuoming Li","orcid":"https://orcid.org/0000-0001-5172-6256"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhuoming Li","raw_affiliation_strings":["Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060865895","display_name":"Xiaojie Fang","orcid":"https://orcid.org/0000-0003-3337-2241"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaojie Fang","raw_affiliation_strings":["Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086510234","display_name":"Jiazhe Li","orcid":"https://orcid.org/0000-0002-1042-9981"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiazhe Li","raw_affiliation_strings":["Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology,School of Electronics and Information Engineering,Harbin,China","institution_ids":["https://openalex.org/I204983213"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07048777,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.9891999959945679,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9891999959945679,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.9703999757766724,"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/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9485999941825867,"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/mimo","display_name":"MIMO","score":0.623790979385376},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6159678101539612},{"id":"https://openalex.org/keywords/bayesian-probability","display_name":"Bayesian probability","score":0.5396655797958374},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4945838153362274},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.42395615577697754},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3712415099143982},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.32042038440704346},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2663235664367676},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.25229430198669434},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16741517186164856},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1480730175971985}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.623790979385376},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6159678101539612},{"id":"https://openalex.org/C107673813","wikidata":"https://www.wikidata.org/wiki/Q812534","display_name":"Bayesian probability","level":2,"score":0.5396655797958374},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4945838153362274},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.42395615577697754},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3712415099143982},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.32042038440704346},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2663235664367676},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25229430198669434},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16741517186164856},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1480730175971985},{"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/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc61545.2025.10978202","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc61545.2025.10978202","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Wireless Communications and Networking Conference (WCNC)","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":0.4300000071525574}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2071282831","https://openalex.org/W2146000945","https://openalex.org/W2612254130","https://openalex.org/W2950013137","https://openalex.org/W3011342635","https://openalex.org/W3082907477","https://openalex.org/W3120875796","https://openalex.org/W4236724397","https://openalex.org/W4321016411","https://openalex.org/W4322706619","https://openalex.org/W7025329401"],"related_works":["https://openalex.org/W2545343974","https://openalex.org/W4291895924","https://openalex.org/W1783583321","https://openalex.org/W2038397443","https://openalex.org/W2941374357","https://openalex.org/W2112785353","https://openalex.org/W2026727497","https://openalex.org/W2164866798","https://openalex.org/W1976502299","https://openalex.org/W4214657533"],"abstract_inverted_index":{"Orthogonal":[0],"time":[1],"frequency":[2],"space":[3],"(OTFS)":[4],"modulation":[5],"has":[6],"shown":[7],"exceptional":[8],"performance":[9,96,151],"in":[10,17,75,97],"high-mobility":[11],"scenarios.":[12],"However,":[13],"downlink":[14],"channel":[15,36,50,57,69,91,116,123,157],"estimation":[16,51,92,117,139,158],"massive":[18],"multiple-input":[19],"multiple-output":[20],"(MIMO)":[21],"OTFS":[22],"systems":[23],"remains":[24],"challenging":[25],"due":[26],"to":[27,119],"limited":[28],"Doppler":[29,99],"and":[30,38,71,100,125,156],"angular":[31,101],"resolutions,":[32],"underutilization":[33],"of":[34,68,137,152],"domain-specific":[35],"characteristics,":[37],"substantial":[39],"computational":[40,144],"complexity.":[41,145],"In":[42],"this":[43],"paper,":[44],"we":[45,83,106],"propose":[46],"a":[47,85,108],"multi-domain":[48,86],"decoupled":[49,87],"framework":[52,64,155],"that":[53],"separates":[54],"the":[55,66,80,122,127,131,135,138,149,153],"coupled":[56],"into":[58],"its":[59],"individual":[60],"domain":[61],"components.":[62,129],"The":[63],"enhances":[65],"utilization":[67],"characteristics":[70,124],"provides":[72],"more":[73],"flexibility":[74],"algorithm":[76,118,133],"design.":[77],"Based":[78],"on":[79],"proposed":[81,154],"framework,":[82],"develop":[84],"Bayesian":[88,113],"learning":[89,110,114],"(MDDC-BL)":[90],"algorithm,":[93],"achieving":[94],"super-resolution":[95],"both":[98],"domains.":[102],"For":[103],"angular-domain":[104],"estimation,":[105],"devise":[107],"dictionary":[109],"based":[111],"pattern-coupled":[112],"(DL-PC-BL)":[115],"effectively":[120],"capture":[121],"handle":[126],"off-grid":[128],"Additionally,":[130],"MDDC-BL":[132],"reduces":[134],"dimensionality":[136],"model,":[140],"thereby":[141],"significantly":[142],"lowering":[143],"Simulation":[146],"results":[147],"demonstrate":[148],"superior":[150],"algorithms":[159],"over":[160],"existing":[161],"state-of-the-art":[162],"schemes.":[163]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}