{"id":"https://openalex.org/W7131081468","doi":"https://doi.org/10.1109/lcomm.2026.3667013","title":"EM-Based Modulation Identification for OFDM Transmissions in FD-AF Relaying Systems","display_name":"EM-Based Modulation Identification for OFDM Transmissions in FD-AF Relaying Systems","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7131081468","doi":"https://doi.org/10.1109/lcomm.2026.3667013"},"language":null,"primary_location":{"id":"doi:10.1109/lcomm.2026.3667013","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2026.3667013","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/A5039750375","display_name":"Hala Mostafa","orcid":"https://orcid.org/0000-0002-7388-8990"},"institutions":[{"id":"https://openalex.org/I106778892","display_name":"Princess Nourah bint Abdulrahman University","ror":"https://ror.org/05b0cyh02","country_code":"SA","type":"education","lineage":["https://openalex.org/I106778892"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Hala Mostafa","raw_affiliation_strings":["Department of Information Technology, College of Computer and Information Sciences, Princess Nourah bint Abdulrahman University, P.O. Box 84428, Riyadh, Saudi Arabia"],"raw_orcid":"https://orcid.org/0000-0002-7388-8990","affiliations":[{"raw_affiliation_string":"Department of Information Technology, College of Computer and Information Sciences, Princess Nourah bint Abdulrahman University, P.O. Box 84428, Riyadh, Saudi Arabia","institution_ids":["https://openalex.org/I106778892"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058162322","display_name":"Mohamed Marey","orcid":"https://orcid.org/0000-0002-2105-7239"},"institutions":[{"id":"https://openalex.org/I154632036","display_name":"Misr University for Science and Technology","ror":"https://ror.org/05debfq75","country_code":"EG","type":"education","lineage":["https://openalex.org/I154632036"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Mohamed Marey","raw_affiliation_strings":["Department of Electronics and Communications, Misr University for Science and Technology (MUST), Giza, Egypt"],"raw_orcid":"https://orcid.org/0000-0002-2105-7239","affiliations":[{"raw_affiliation_string":"Department of Electronics and Communications, Misr University for Science and Technology (MUST), Giza, Egypt","institution_ids":["https://openalex.org/I154632036"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"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":0.17884992,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"30","issue":null,"first_page":"1225","last_page":"1229"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12131","display_name":"Wireless Signal Modulation Classification","score":0.4323999881744385,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T12131","display_name":"Wireless Signal Modulation Classification","score":0.4323999881744385,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.13220000267028809,"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/T11851","display_name":"Electromagnetic Compatibility and Measurements","score":0.0608999989926815,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.8123999834060669},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.6254000067710876},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.585099995136261},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.5131999850273132},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.510699987411499},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.4952999949455261},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.47119998931884766},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4684999883174896},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4661000072956085}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.8123999834060669},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7900999784469604},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.6254000067710876},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.585099995136261},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.5131999850273132},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.510699987411499},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5052000284194946},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.4952999949455261},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.47119998931884766},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4684999883174896},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4661000072956085},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.44780001044273376},{"id":"https://openalex.org/C117218131","wikidata":"https://www.wikidata.org/wiki/Q7834664","display_name":"Transmit diversity","level":4,"score":0.35429999232292175},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3495999872684479},{"id":"https://openalex.org/C164785522","wikidata":"https://www.wikidata.org/wiki/Q5283966","display_name":"Diversity gain","level":4,"score":0.34360000491142273},{"id":"https://openalex.org/C136817519","wikidata":"https://www.wikidata.org/wiki/Q947493","display_name":"Diversity combining","level":4,"score":0.3400000035762787},{"id":"https://openalex.org/C89061704","wikidata":"https://www.wikidata.org/wiki/Q5555726","display_name":"Frequency-division multiplexing","level":4,"score":0.33869999647140503},{"id":"https://openalex.org/C197264572","wikidata":"https://www.wikidata.org/wiki/Q2095206","display_name":"Pilot signal","level":3,"score":0.33059999346733093},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.32339999079704285},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.32330000400543213},{"id":"https://openalex.org/C72279823","wikidata":"https://www.wikidata.org/wiki/Q1139726","display_name":"Impulse response","level":2,"score":0.3059999942779541},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.27869999408721924},{"id":"https://openalex.org/C60069766","wikidata":"https://www.wikidata.org/wiki/Q357054","display_name":"Antenna diversity","level":3,"score":0.2757999897003174},{"id":"https://openalex.org/C2989466925","wikidata":"https://www.wikidata.org/wiki/Q1061197","display_name":"Radio networks","level":4,"score":0.2736999988555908},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.2660999894142151},{"id":"https://openalex.org/C2779512956","wikidata":"https://www.wikidata.org/wiki/Q7805300","display_name":"Time diversity","level":4,"score":0.26159998774528503},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.25540000200271606},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.25290000438690186}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2026.3667013","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2026.3667013","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":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.4860289692878723}],"awards":[{"id":"https://openalex.org/G1033148201","display_name":null,"funder_award_id":"PNURSP2025R137","funder_id":"https://openalex.org/F4320322484","funder_display_name":"Princess Nourah Bint Abdulrahman University"}],"funders":[{"id":"https://openalex.org/F4320322484","display_name":"Princess Nourah Bint Abdulrahman University","ror":"https://ror.org/05b0cyh02"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"This":[0],"work":[1],"provides":[2],"a":[3,15],"novel":[4],"modulation":[5,69],"identification":[6],"(MI)":[7],"framework":[8,23,51],"for":[9,26],"cooperative":[10],"wireless":[11],"networks":[12],"operating":[13],"with":[14],"full-duplex":[16],"(FD)":[17],"amplify-and-forward":[18],"(AF)":[19],"relay.":[20],"The":[21,116],"proposed":[22,91,122],"is":[24,99],"designed":[25],"an":[27],"orthogonal":[28],"frequency":[29],"division":[30],"multiplexing":[31],"(OFDM)":[32],"setting,":[33],"enabling":[34],"it":[35],"to":[36,59,85,101],"successfully":[37],"tackle":[38],"the":[39,50,53,57,65,87,90,103,108,121,128],"issues":[40],"posed":[41],"by":[42,56,135],"wideband":[43],"frequency-selective":[44],"fading":[45],"channels.":[46],"Unlike":[47],"conventional":[48],"approaches,":[49],"utilizes":[52],"delay":[54],"produced":[55],"relay":[58],"provide":[60],"intrinsic":[61],"diversity":[62],"that":[63,120],"improves":[64],"distinguishability":[66],"of":[67,89,107],"various":[68],"forms.":[70],"Furthermore,":[71],"channel":[72,139],"impulse":[73],"response":[74],"estimation":[75],"and":[76,138],"timing":[77,136],"recovery":[78],"are":[79],"performed":[80],"jointly":[81],"as":[82],"auxiliary":[83],"tasks":[84],"reinforce":[86],"reliability":[88],"MI":[92],"process.":[93],"An":[94],"iterative":[95],"expectation\u2013maximization":[96],"(EM)":[97],"procedure":[98],"employed":[100],"obtain":[102],"maximum-likelihood":[104],"(ML)":[105],"estimates":[106],"unknown":[109],"parameters":[110],"while":[111],"maintaining":[112],"practical":[113],"computational":[114],"complexity.":[115],"simulation":[117],"findings":[118],"show":[119],"algorithm":[123],"delivers":[124],"marked":[125],"improvements":[126],"over":[127],"existing":[129],"techniques,":[130],"particularly":[131],"in":[132],"scenarios":[133],"affected":[134],"misalignment":[137],"uncertainty.":[140]},"counts_by_year":[],"updated_date":"2026-03-04T07:04:00.330322","created_date":"2026-02-24T00:00:00"}
