{"id":"https://openalex.org/W2292927494","doi":"https://doi.org/10.1109/icsipa.2015.7412161","title":"A low-complexity sphere detection technique for orthogonal frequency division multiplexing systems in selective fading channels","display_name":"A low-complexity sphere detection technique for orthogonal frequency division multiplexing systems in selective fading channels","publication_year":2015,"publication_date":"2015-10-01","ids":{"openalex":"https://openalex.org/W2292927494","doi":"https://doi.org/10.1109/icsipa.2015.7412161","mag":"2292927494"},"language":"en","primary_location":{"id":"doi:10.1109/icsipa.2015.7412161","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icsipa.2015.7412161","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Signal and Image Processing Applications (ICSIPA)","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/A5045189165","display_name":"Mahmoud A. Albreem","orcid":"https://orcid.org/0000-0002-6464-1101"},"institutions":[{"id":"https://openalex.org/I65079550","display_name":"Universiti Malaysia Perlis","ror":"https://ror.org/00xmkb790","country_code":"MY","type":"education","lineage":["https://openalex.org/I65079550"]}],"countries":["MY"],"is_corresponding":true,"raw_author_name":"Mahmoud A. M. Albreem","raw_affiliation_strings":["Universiti Malaysia Perlis, Arau, Perlis, MY"],"affiliations":[{"raw_affiliation_string":"Universiti Malaysia Perlis, Arau, Perlis, MY","institution_ids":["https://openalex.org/I65079550"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027653691","display_name":"Muataz H. Salih","orcid":"https://orcid.org/0000-0002-9350-0615"},"institutions":[{"id":"https://openalex.org/I65079550","display_name":"Universiti Malaysia Perlis","ror":"https://ror.org/00xmkb790","country_code":"MY","type":"education","lineage":["https://openalex.org/I65079550"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Muataz Hameed Salih","raw_affiliation_strings":["School of Computer Engineering, University Malaysia Perlis(UniMAP), Arau, Malaysia"],"affiliations":[{"raw_affiliation_string":"School of Computer Engineering, University Malaysia Perlis(UniMAP), Arau, Malaysia","institution_ids":["https://openalex.org/I65079550"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5045189165"],"corresponding_institution_ids":["https://openalex.org/I65079550"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.140426,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"44","last_page":"47"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998999834060669,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998999834060669,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9925000071525574,"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":0.9078783988952637},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.8788321018218994},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6386187076568604},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.5766376256942749},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.5314199924468994},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4877637028694153},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47135964035987854},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.4392060935497284},{"id":"https://openalex.org/keywords/detection-theory","display_name":"Detection theory","score":0.42255234718322754},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4177801012992859},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.41106563806533813},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3667244017124176},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.30385687947273254},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2482585906982422},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12074846029281616}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.9078783988952637},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.8788321018218994},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6386187076568604},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.5766376256942749},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.5314199924468994},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4877637028694153},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47135964035987854},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.4392060935497284},{"id":"https://openalex.org/C137270730","wikidata":"https://www.wikidata.org/wiki/Q120811","display_name":"Detection theory","level":3,"score":0.42255234718322754},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4177801012992859},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.41106563806533813},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3667244017124176},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.30385687947273254},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2482585906982422},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12074846029281616},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icsipa.2015.7412161","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icsipa.2015.7412161","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Signal and Image Processing Applications (ICSIPA)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320322820","display_name":"Universiti Malaysia Perlis","ror":"https://ror.org/00xmkb790"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W262820864","https://openalex.org/W582510027","https://openalex.org/W2017559878","https://openalex.org/W2064607622","https://openalex.org/W2102266428","https://openalex.org/W2119531925","https://openalex.org/W2130141076","https://openalex.org/W2131887451","https://openalex.org/W2138293524","https://openalex.org/W2158260495","https://openalex.org/W2171485741","https://openalex.org/W3112152508","https://openalex.org/W4205533812"],"related_works":["https://openalex.org/W2059318893","https://openalex.org/W2095582735","https://openalex.org/W1965698851","https://openalex.org/W834942123","https://openalex.org/W4232542516","https://openalex.org/W1967331680","https://openalex.org/W2086434566","https://openalex.org/W2390221826","https://openalex.org/W4317418808","https://openalex.org/W3140124938"],"abstract_inverted_index":{"This":[0],"paper":[1,51],"presents":[2],"a":[3,10,40,116],"low-complexity":[4],"detection":[5,57,73,92],"scheme,":[6],"which":[7],"consists":[8],"of":[9,34,49,102,126],"lattice":[11],"sphere":[12,129],"decoder":[13],"(LSD),":[14],"for":[15],"Orthogonal":[16],"Frequency":[17],"Division":[18],"Multiplexing":[19],"(OFDM)":[20],"systems.":[21,46,104],"The":[22,47,71],"inter-carrier":[23],"interference":[24],"(ICI)":[25],"resulting":[26],"from":[27],"selective":[28,68],"fading":[29,69],"channel":[30],"destroys":[31],"the":[32,35,76,90,96,124,127],"orthogonality":[33],"OFDM":[36,45,66,103],"signal":[37],"and":[38,85,119],"poses":[39],"significant":[41],"limitation":[42],"on":[43],"wireless":[44],"aim":[48],"this":[50],"is":[52,108],"to":[53,61],"propose":[54],"an":[55],"efficient":[56],"technique":[58,74],"in":[59,67,115],"order":[60],"provide":[62],"reliable":[63],"communications":[64],"using":[65],"channels.":[70],"proposed":[72,91],"combines":[75],"new":[77],"LSD":[78],"with":[79],"two":[80],"regularization":[81],"methods.":[82],"Theoretical":[83],"analysis":[84],"simulation":[86],"results":[87],"show":[88],"that":[89,113],"scheme":[93],"substantially":[94],"improves":[95],"symbol":[97],"error":[98],"rate":[99],"(SER)":[100],"performance":[101],"Moreover,":[105],"its":[106],"complexity":[107,125],"22":[109],"times":[110,121],"lower":[111,122],"than":[112,123],"reported":[114],"previous":[117],"work,":[118],"51":[120],"original":[128],"decoding":[130],"(SD)":[131],"technique.":[132]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}