{"id":"https://openalex.org/W7162005937","doi":"https://doi.org/10.1109/lcomm.2026.3695746","title":"Learning-Assisted Probabilistic Precoding for PAPR Reduction in OTSM With Different Subcarrier Configurations","display_name":"Learning-Assisted Probabilistic Precoding for PAPR Reduction in OTSM With Different Subcarrier Configurations","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7162005937","doi":"https://doi.org/10.1109/lcomm.2026.3695746"},"language":null,"primary_location":{"id":"doi:10.1109/lcomm.2026.3695746","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2026.3695746","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/A5136692396","display_name":"Arun Kumar","orcid":null},"institutions":[{"id":"https://openalex.org/I81433678","display_name":"Sikkim Manipal University","ror":"https://ror.org/010gckf65","country_code":"IN","type":"education","lineage":["https://openalex.org/I81433678"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Arun Kumar","raw_affiliation_strings":["Department of Electronics and Communication Engineering, Sikkim Manipal Institute of Technology, Sikkim Manipal University, Majitar, Rangpo, Sikkim, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Sikkim Manipal Institute of Technology, Sikkim Manipal University, Majitar, Rangpo, Sikkim, India","institution_ids":["https://openalex.org/I81433678"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136697607","display_name":"Venkatachalam Revathi","orcid":null},"institutions":[{"id":"https://openalex.org/I2800071334","display_name":"Horizon College and Seminary","ror":"https://ror.org/01sjjfh02","country_code":"CA","type":"education","lineage":["https://openalex.org/I2800071334","https://openalex.org/I32625721"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Venkatachalam Revathi","raw_affiliation_strings":["Department of Applied Sciences, New Horizon College of Engineering, Bengaluru, India"],"raw_orcid":"https://orcid.org/0000-0002-8583-1916","affiliations":[{"raw_affiliation_string":"Department of Applied Sciences, New Horizon College of Engineering, Bengaluru, India","institution_ids":["https://openalex.org/I2800071334"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136635446","display_name":"Nishant Gaur","orcid":"https://orcid.org/0000-0002-2819-1465"},"institutions":[{"id":"https://openalex.org/I3131927718","display_name":"JECRC University","ror":"https://ror.org/04hjsag95","country_code":"IN","type":"education","lineage":["https://openalex.org/I3131927718"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Nishant Gaur","raw_affiliation_strings":["Department of Physics, JECRC University, Jaipur, India"],"raw_orcid":"https://orcid.org/0000-0002-2819-1465","affiliations":[{"raw_affiliation_string":"Department of Physics, JECRC University, Jaipur, India","institution_ids":["https://openalex.org/I3131927718"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5136680879","display_name":"Aziz Nanthaamornphong","orcid":"https://orcid.org/0000-0002-1618-6001"},"institutions":[{"id":"https://openalex.org/I131868736","display_name":"Prince of Songkla University","ror":"https://ror.org/0575ycz84","country_code":"TH","type":"education","lineage":["https://openalex.org/I131868736"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Aziz Nanthaamornphong","raw_affiliation_strings":["College of Computing, Prince of Songkla University, Phuket, Thailand"],"raw_orcid":"https://orcid.org/0000-0002-1618-6001","affiliations":[{"raw_affiliation_string":"College of Computing, Prince of Songkla University, Phuket, Thailand","institution_ids":["https://openalex.org/I131868736"]}]}],"institutions":[],"countries_distinct_count":3,"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":0.75971605,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"30","issue":null,"first_page":"2058","last_page":"2062"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.9836000204086304,"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":0.9836000204086304,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.0032999999821186066,"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/T10232","display_name":"Optical Network Technologies","score":0.0024999999441206455,"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/precoding","display_name":"Precoding","score":0.7214999794960022},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.7120000123977661},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.6473000049591064},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.6226000189781189},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.4537000060081482},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4343999922275543},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.32670000195503235}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.7214999794960022},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.7120000123977661},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7021999955177307},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.6473000049591064},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.6226000189781189},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.4537000060081482},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.44620001316070557},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4343999922275543},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4097000062465668},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.32670000195503235},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.32179999351501465},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.3188999891281128},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.30959999561309814},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.29030001163482666},{"id":"https://openalex.org/C3020028006","wikidata":"https://www.wikidata.org/wiki/Q9158","display_name":"Electronic mail","level":2,"score":0.2879999876022339},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.28049999475479126},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.2727999985218048},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2680000066757202},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.2621999979019165},{"id":"https://openalex.org/C105344744","wikidata":"https://www.wikidata.org/wiki/Q958957","display_name":"Spread spectrum","level":3,"score":0.2605000138282776}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2026.3695746","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2026.3695746","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":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Orthogonal":[0],"Time":[1],"Sequence":[2],"Multiplexing":[3],"(OTSM)":[4],"has":[5],"emerged":[6],"as":[7,97],"a":[8,44,61,193],"promising":[9],"waveform":[10],"candidate":[11],"for":[12,117,135,198],"sixth-generation":[13],"(6G)":[14],"wireless":[15],"systems":[16],"due":[17],"to":[18,37,68,85,127,153,159],"its":[19],"robustness":[20],"against":[21],"high":[22,45],"mobility,":[23],"Doppler":[24],"dispersion,":[25],"and":[26,55,105,114,184,195],"time-varying":[27],"channel":[28],"conditions,":[29],"while":[30],"maintaining":[31],"low":[32],"receiver":[33],"complexity.":[34],"However,":[35],"similar":[36],"other":[38],"multicarrier-derived":[39],"waveforms,":[40],"OTSM":[41,74,181],"suffers":[42],"from":[43,91],"peak-to-average":[46],"power":[47,52],"ratio":[48],"(PAPR),":[49],"which":[50],"degrades":[51],"amplifier":[53],"efficiency":[54],"system":[56],"reliability.":[57],"This":[58],"letter":[59],"proposes":[60],"novel":[62],"Learning-Assisted":[63],"Probabilistic":[64],"Precoding":[65],"(LA-PP)":[66],"framework":[67],"address":[69],"the":[70,115,129,179],"PAPR":[71,93,145],"issue":[72],"in":[73],"systems.":[75],"The":[76,175],"proposed":[77,176],"LA-PP":[78,109,142,164],"exploits":[79],"learned":[80],"OTSM-specific":[81],"peak-sensitive":[82],"signal":[83,182],"statistics":[84],"guide":[86],"probabilistic":[87],"precoding,":[88],"distinguishing":[89],"it":[90,192],"conventional":[92],"reduction":[94,146,157],"techniques":[95],"such":[96],"selective":[98],"mapping":[99],"(SLM),":[100],"partial":[101],"transmit":[102],"sequences":[103],"(PTS),":[104],"optimization-based":[106],"approaches.":[107],"Consequently,":[108],"avoids":[110],"exhaustive":[111],"search":[112],"procedures":[113],"need":[116],"side":[118],"information.":[119],"An":[120],"OTSM-aware":[121],"peak":[122,136],"cost":[123],"function":[124],"is":[125],"formulated":[126],"capture":[128],"sequency-domain":[130],"phase":[131],"alignment":[132],"effects":[133],"responsible":[134],"formation.":[137],"Simulation":[138],"results":[139],"demonstrate":[140],"that":[141],"achieves":[143],"significant":[144],"across":[147],"various":[148],"subcarrier":[149],"configurations,":[150],"providing":[151],"up":[152],"an":[154],"8":[155],"dB":[156],"compared":[158],"baseline":[160],"OTSM.":[161],"In":[162],"addition,":[163],"improves":[165],"bit":[166],"error":[167],"rate":[168],"(BER)":[169],"performance":[170],"over":[171],"Rayleigh":[172],"fading":[173],"channels.":[174],"scheme":[177],"preserves":[178],"standard":[180],"structure":[183],"introduces":[185],"no":[186],"additional":[187],"online":[188],"computational":[189],"complexity,":[190],"making":[191],"practical":[194],"efficient":[196],"solution":[197],"real-time,":[199],"high-mobility":[200],"6G":[201],"communication":[202],"scenarios.":[203]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2026-05-22T00:00:00"}