{"id":"https://openalex.org/W4410950004","doi":"https://doi.org/10.1109/lwc.2025.3570902","title":"Improved Soft-Input Soft-Output Turbo-GRAND Data Detection for MIMO Wireless Systems","display_name":"Improved Soft-Input Soft-Output Turbo-GRAND Data Detection for MIMO Wireless Systems","publication_year":2025,"publication_date":"2025-06-02","ids":{"openalex":"https://openalex.org/W4410950004","doi":"https://doi.org/10.1109/lwc.2025.3570902"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2025.3570902","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2025.3570902","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/A5002577108","display_name":"Chao Ji","orcid":"https://orcid.org/0000-0003-3527-9788"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chao Ji","raw_affiliation_strings":["LEADS, the National Mobile Communications Research Laboratory, and the Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","LEADS, the National Mobile Communications Research Laboratory, and Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"LEADS, the National Mobile Communications Research Laboratory, and the Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"LEADS, the National Mobile Communications Research Laboratory, and Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100380082","display_name":"Chuan Zhang","orcid":"https://orcid.org/0000-0002-7736-6487"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chuan Zhang","raw_affiliation_strings":["LEADS, the National Mobile Communications Research Laboratory, and the Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","LEADS, the National Mobile Communications Research Laboratory, and Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"LEADS, the National Mobile Communications Research Laboratory, and the Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"LEADS, the National Mobile Communications Research Laboratory, and Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072916702","display_name":"Xiaohu You","orcid":"https://orcid.org/0000-0002-0809-8511"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaohu You","raw_affiliation_strings":["LEADS, the National Mobile Communications Research Laboratory, and the Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","LEADS, the National Mobile Communications Research Laboratory, and Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"LEADS, the National Mobile Communications Research Laboratory, and the Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"LEADS, the National Mobile Communications Research Laboratory, and Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083617223","display_name":"Christoph Studer","orcid":"https://orcid.org/0000-0001-8950-6267"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Christoph Studer","raw_affiliation_strings":["Department of Information Technology and Electrical Engineering, ETH Zürich, Zürich, Switzerland","Department of Information Technology and Electrical Engineering, Eth Zürich, Zürich, Switzerland"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology and Electrical Engineering, ETH Zürich, Zürich, Switzerland","institution_ids":[]},{"raw_affiliation_string":"Department of Information Technology and Electrical Engineering, Eth Zürich, Zürich, Switzerland","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5002577108"],"corresponding_institution_ids":["https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.10043619,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"14","issue":"8","first_page":"2406","last_page":"2410"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.977400004863739,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.977400004863739,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/mimo","display_name":"MIMO","score":0.7484203577041626},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6700957417488098},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.48098838329315186},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.45081788301467896},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.26954618096351624},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.09428814053535461}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7484203577041626},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6700957417488098},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.48098838329315186},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.45081788301467896},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.26954618096351624},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.09428814053535461}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lwc.2025.3570902","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2025.3570902","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":[{"display_name":"Affordable and clean energy","score":0.8299999833106995,"id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G4015297937","display_name":null,"funder_award_id":"62331009","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G646053297","display_name":null,"funder_award_id":"62122020","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W2112772743","https://openalex.org/W2167657277","https://openalex.org/W2887344805","https://openalex.org/W2954103209","https://openalex.org/W2997799346","https://openalex.org/W3045960439","https://openalex.org/W3162667157","https://openalex.org/W3208657910","https://openalex.org/W3212772463","https://openalex.org/W4293812300","https://openalex.org/W4310748967","https://openalex.org/W4315629874","https://openalex.org/W4315783123","https://openalex.org/W4360605854","https://openalex.org/W4406793919"],"related_works":["https://openalex.org/W2545343974","https://openalex.org/W1500439066","https://openalex.org/W2542194775","https://openalex.org/W2182661536","https://openalex.org/W1987031311","https://openalex.org/W1969186191","https://openalex.org/W2107228371","https://openalex.org/W1480258634","https://openalex.org/W2558549271","https://openalex.org/W1972505359"],"abstract_inverted_index":{"Guessing":[0],"random":[1],"additive":[2],"noise":[3,23],"decoding":[4,12,27,32,65,96],"(GRAND)":[5],"is":[6],"a":[7,146],"code-agnostic":[8],"maximum":[9],"likelihood":[10],"(ML)":[11],"approach":[13],"that":[14,142,154],"attempts":[15],"to":[16,26,74,90,128,173],"recover":[17],"the":[18,36,51,55,59,75,83,87,95,121,131,160,177],"received":[19],"codewords":[20,93],"by":[21,46,145,163,169],"identifying":[22],"patterns.":[24],"Compared":[25],"alone,":[28],"iterative":[29,62],"detection":[30,63,84,110],"and":[31,54,64,86,124],"can":[33],"significantly":[34],"improve":[35],"frame":[37],"error":[38],"rate":[39],"(FER)":[40],"performance":[41,72],"of":[42,180],"wireless":[43,115,140],"communication":[44],"systems":[45,141],"exchanging":[47],"soft":[48],"information":[49],"between":[50],"data":[52,109],"detector":[53],"channel":[56],"decoder.":[57],"However,":[58],"existing":[60],"GRAND-centered":[61],"framework,":[66],"called":[67],"turbo-GRAND,":[68],"suffers":[69],"unsatisfactory":[70],"FER":[71,132,179],"due":[73],"less":[76],"reliable":[77],"log-likelihood":[78],"ratio":[79],"(LLR)":[80],"computation":[81],"at":[82,94,176],"stage":[85],"worse":[88],"ability":[89],"determine":[91],"valid":[92],"stage.":[97],"In":[98],"this":[99],"letter,":[100],"we":[101,119],"propose":[102],"an":[103],"improved":[104,156],"soft-input":[105],"soft-output":[106],"(SISO)":[107],"turbo-GRAND":[108,157,162],"for":[111,138],"multiple-input":[112],"multiple-output":[113],"(MIMO)":[114],"systems,":[116],"in":[117,135],"which":[118],"introduce":[120],"low-complexity":[122],"bit-flip":[123],"codeword":[125],"generation":[126],"strategies":[127],"further":[129],"boost":[130],"performance.":[133],"Evaluated":[134],"different":[136],"scenarios":[137],"MIMO":[139],"are":[143],"coded":[144],"(128,":[147],"105)":[148],"polar":[149],"code,":[150],"simulation":[151],"results":[152],"demonstrate":[153],"our":[155],"algorithm":[158],"outperforms":[159],"original":[161],"Sarieddeen":[164],"et":[165],"al.,":[166],"GLOBECOM":[167],"2022":[168],"about":[170],"3.4":[171],"dB":[172,175],"4.5":[174],"target":[178],"10-3.":[181]},"counts_by_year":[],"updated_date":"2026-04-14T08:04:32.555800","created_date":"2025-10-10T00:00:00"}