{"id":"https://openalex.org/W4402592675","doi":"https://doi.org/10.1109/ojcoms.2024.3463202","title":"Joint Channel and Data Estimation via Parametric Bilinear Inference for OTFS Demodulation","display_name":"Joint Channel and Data Estimation via Parametric Bilinear Inference for OTFS Demodulation","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4402592675","doi":"https://doi.org/10.1109/ojcoms.2024.3463202"},"language":"en","primary_location":{"id":"doi:10.1109/ojcoms.2024.3463202","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2024.3463202","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Open Journal of the Communications Society","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/ojcoms.2024.3463202","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5085131501","display_name":"Kenta Ito","orcid":"https://orcid.org/0009-0003-4625-281X"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Kenta Ito","raw_affiliation_strings":["Graduate School of Engineering, Osaka University, Suita, Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Osaka University, Suita, Japan","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041356552","display_name":"Takumi Takahashi","orcid":"https://orcid.org/0000-0002-5141-6247"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takumi Takahashi","raw_affiliation_strings":["Graduate School of Engineering, Osaka University, Suita, Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Osaka University, Suita, Japan","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008351982","display_name":"Kengo Furuta","orcid":"https://orcid.org/0009-0009-2313-8874"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kengo Furuta","raw_affiliation_strings":["Graduate School of Engineering, Osaka University, Suita, Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Osaka University, Suita, Japan","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016896272","display_name":"Shinsuke Ibi","orcid":"https://orcid.org/0000-0003-3066-648X"},"institutions":[{"id":"https://openalex.org/I133984924","display_name":"Doshisha University","ror":"https://ror.org/01fxdkm29","country_code":"JP","type":"education","lineage":["https://openalex.org/I133984924"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shinsuke Ibi","raw_affiliation_strings":["Faculty of Science and Engineering, Doshisha University, Kyotanabe, Japan","Faculty of Science and Engineering, Doshisha University, 1-3 Tataramiyakodani, Kyotanabe, Japan"],"affiliations":[{"raw_affiliation_string":"Faculty of Science and Engineering, Doshisha University, Kyotanabe, Japan","institution_ids":["https://openalex.org/I133984924"]},{"raw_affiliation_string":"Faculty of Science and Engineering, Doshisha University, 1-3 Tataramiyakodani, Kyotanabe, Japan","institution_ids":["https://openalex.org/I133984924"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042210188","display_name":"Giuseppe Thadeu Freitas de Abreu","orcid":"https://orcid.org/0000-0002-5018-8174"},"institutions":[{"id":"https://openalex.org/I193619901","display_name":"Constructor University","ror":"https://ror.org/02yrs2n53","country_code":"DE","type":"education","lineage":["https://openalex.org/I193619901"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Giuseppe Thadeu Freitas de Abreu","raw_affiliation_strings":["School of Computer Science and Engineering, Constructor University Bremen, Bremen, Germany"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Constructor University Bremen, Bremen, Germany","institution_ids":["https://openalex.org/I193619901"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5085131501"],"corresponding_institution_ids":["https://openalex.org/I98285908"],"apc_list":{"value":1750,"currency":"USD","value_usd":1750},"apc_paid":{"value":1750,"currency":"USD","value_usd":1750},"fwci":1.0341,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.76857353,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"5","issue":null,"first_page":"6090","last_page":"6105"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9368000030517578,"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/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9368000030517578,"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/T10205","display_name":"Advanced Fiber Optic Sensors","score":0.9358000159263611,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9323999881744385,"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/bilinear-interpolation","display_name":"Bilinear interpolation","score":0.7862668037414551},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.713611364364624},{"id":"https://openalex.org/keywords/demodulation","display_name":"Demodulation","score":0.6762055158615112},{"id":"https://openalex.org/keywords/inference","display_name":"Inference","score":0.5907111763954163},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.5644457340240479},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5052128434181213},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5001659393310547},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4048095643520355},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.38859468698501587},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.328987181186676},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32785385847091675},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.20791608095169067},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19730666279792786},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1584709882736206},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.07936576008796692}],"concepts":[{"id":"https://openalex.org/C205203396","wikidata":"https://www.wikidata.org/wiki/Q612143","display_name":"Bilinear interpolation","level":2,"score":0.7862668037414551},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.713611364364624},{"id":"https://openalex.org/C195251586","wikidata":"https://www.wikidata.org/wiki/Q1185939","display_name":"Demodulation","level":3,"score":0.6762055158615112},{"id":"https://openalex.org/C2776214188","wikidata":"https://www.wikidata.org/wiki/Q408386","display_name":"Inference","level":2,"score":0.5907111763954163},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.5644457340240479},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5052128434181213},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5001659393310547},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4048095643520355},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.38859468698501587},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.328987181186676},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32785385847091675},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.20791608095169067},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19730666279792786},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1584709882736206},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.07936576008796692},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/ojcoms.2024.3463202","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2024.3463202","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Open Journal of the Communications Society","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:716c354936914401a63f4994e25459db","is_oa":true,"landing_page_url":"https://doaj.org/article/716c354936914401a63f4994e25459db","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Open Journal of the Communications Society, Vol 5, Pp 6090-6105 (2024)","raw_type":"article"},{"id":"pmh:oai:ir.library.osaka-u.ac.jp:11094/98350","is_oa":false,"landing_page_url":"https://doi.org/10.1109/OJCOMS.2024.3463202","pdf_url":null,"source":{"id":"https://openalex.org/S4306402540","display_name":"OUKA (Osaka University Knowledge Archive) (Osaka University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I98285908","host_organization_name":"The University of Osaka","host_organization_lineage":["https://openalex.org/I98285908"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"journal article"},{"id":"pmh:oai:irdb.nii.ac.jp:01056:0006478785","is_oa":true,"landing_page_url":"https://hdl.handle.net/11094/98350","pdf_url":null,"source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Open Journal of the Communications Society","raw_type":"journal article"}],"best_oa_location":{"id":"doi:10.1109/ojcoms.2024.3463202","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2024.3463202","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Open Journal of the Communications Society","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1790661303","display_name":null,"funder_award_id":"JP23K22754","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G3747720914","display_name":null,"funder_award_id":"JP23K13335","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G5871718671","display_name":null,"funder_award_id":"JP23K20935","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"funders":[{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":57,"referenced_works":["https://openalex.org/W1510028821","https://openalex.org/W1984830458","https://openalex.org/W1992036418","https://openalex.org/W2005772714","https://openalex.org/W2042792015","https://openalex.org/W2082029531","https://openalex.org/W2147461281","https://openalex.org/W2149397098","https://openalex.org/W2165723962","https://openalex.org/W2166670884","https://openalex.org/W2246213498","https://openalex.org/W2610971674","https://openalex.org/W2612254130","https://openalex.org/W2790721964","https://openalex.org/W2792924071","https://openalex.org/W2884175028","https://openalex.org/W2888002205","https://openalex.org/W2890334221","https://openalex.org/W2897142878","https://openalex.org/W2897178685","https://openalex.org/W2899406779","https://openalex.org/W2902059755","https://openalex.org/W2921604001","https://openalex.org/W2945463326","https://openalex.org/W2951947870","https://openalex.org/W2962951066","https://openalex.org/W2963050343","https://openalex.org/W2963986627","https://openalex.org/W2980141162","https://openalex.org/W3039668034","https://openalex.org/W3080856920","https://openalex.org/W3159913259","https://openalex.org/W3169454332","https://openalex.org/W3173843961","https://openalex.org/W3179436782","https://openalex.org/W3189209457","https://openalex.org/W3193347237","https://openalex.org/W3200021459","https://openalex.org/W3201719053","https://openalex.org/W3203702019","https://openalex.org/W4224918816","https://openalex.org/W4226168441","https://openalex.org/W4285115859","https://openalex.org/W4290996333","https://openalex.org/W4290996400","https://openalex.org/W4312986265","https://openalex.org/W4317418944","https://openalex.org/W4317419040","https://openalex.org/W4323022542","https://openalex.org/W4361853646","https://openalex.org/W4383220271","https://openalex.org/W4387010903","https://openalex.org/W4387757704","https://openalex.org/W4391021672","https://openalex.org/W4391559591","https://openalex.org/W4392910411","https://openalex.org/W4393184872"],"related_works":["https://openalex.org/W1996543123","https://openalex.org/W4388516297","https://openalex.org/W4389302182","https://openalex.org/W2010761432","https://openalex.org/W2089955640","https://openalex.org/W4229074657","https://openalex.org/W1978322239","https://openalex.org/W2146363836","https://openalex.org/W2165589608","https://openalex.org/W2070047532"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,72,130,166],"novel":[4],"joint":[5],"channel":[6,67,74],"and":[7,48,137,168,189,204],"data":[8,49],"estimation":[9,75],"(JCDE)":[10],"algorithm":[11,155,171,183],"via":[12],"parametric":[13,132],"bilinear":[14,133],"Gaussian":[15,142],"belief":[16,143],"propagation":[17,144],"(PBiGaBP)":[18],"for":[19],"orthogonal":[20],"time":[21],"frequency":[22],"space":[23],"(OTFS)":[24],"demodulation.":[25],"In":[26,94],"doubly-selective":[27],"fading":[28],"channels,":[29],"since":[30],"the":[31,35,39,45,52,59,101,121,141,153,159,179,185,191],"Doppler":[32],"shift":[33],"breaks":[34],"orthogonality":[36],"between":[37],"subcarriers,":[38],"signal":[40],"demodulation":[41,125],"process":[42],"requires":[43],"estimating":[44],"path":[46],"gains":[47],"symbols":[50],"from":[51],"high-dimensional":[53],"signals":[54],"that":[55,123,178],"are":[56],"multiplexed":[57],"in":[58,84,109,197],"frequency-time":[60],"(FT)":[61],"domain.":[62],"To":[63,114],"obtain":[64],"highly":[65],"accurate":[66],"state":[68],"information":[69],"(CSI)":[70],"using":[71,140,172],"typical":[73],"scheme":[76,196],"based":[77,99,157],"only":[78],"on":[79,100,120,158],"reference":[80],"signals,":[81],"an":[82,149],"increase":[83],"pilot":[85],"overhead":[86],"to":[87,164],"suppress":[88],"inter-symbol":[89],"interference":[90],"(ISI)":[91],"is":[92],"unavoidable.":[93],"addition,":[95],"large-scale":[96,131],"matrix":[97],"operations":[98],"size":[102],"of":[103,111,152,193,199],"OTFS-equivalent":[104],"channels":[105],"also":[106],"pose":[107],"problems":[108],"terms":[110,198],"computational":[112],"cost.":[113],"address":[115],"these":[116],"issues,":[117],"we":[118],"focus":[119],"fact":[122],"OTFS":[124],"can":[126],"be":[127],"formulated":[128],"as":[129],"inference":[134],"(PBI)":[135],"problem,":[136],"solve":[138],"it":[139],"(GaBP)":[145],"approach,":[146],"which":[147],"enables":[148],"approximate":[150],"implementation":[151],"sum-product":[154],"(SPA),":[156],"central":[160],"limit":[161],"theorem":[162],"(CLT),":[163],"design":[165],"low-complexity":[167],"high-accuracy":[169],"JCDE":[170,182],"short":[173],"pilots.":[174],"Simulation":[175],"results":[176],"show":[177],"proposed":[180],"PBiGaBP-based":[181],"outperforms":[184],"state-of-the-art":[186],"(SotA)":[187],"schemes":[188],"approaches":[190],"performance":[192],"idealized":[194],"(genie-aided)":[195],"mean":[200],"square":[201],"error":[202,206],"(MSE)":[203],"bit":[205],"rate":[207],"(BER)":[208],"performances.":[209]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}