{"id":"https://openalex.org/W2143809470","doi":"https://doi.org/10.1109/sips.2008.4671753","title":"Efficient ordering schemes for sphere decoder","display_name":"Efficient ordering schemes for sphere decoder","publication_year":2008,"publication_date":"2008-10-01","ids":{"openalex":"https://openalex.org/W2143809470","doi":"https://doi.org/10.1109/sips.2008.4671753","mag":"2143809470"},"language":"en","primary_location":{"id":"doi:10.1109/sips.2008.4671753","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sips.2008.4671753","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE Workshop on Signal Processing Systems","raw_type":"proceedings-article"},"type":"conference-paper","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/A5108212013","display_name":"Yongmei Dai","orcid":null},"institutions":[{"id":"https://openalex.org/I186143895","display_name":"Lehigh University","ror":"https://ror.org/012afjb06","country_code":"US","type":"education","lineage":["https://openalex.org/I186143895"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yongmei Dai","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Lehigh University, PA, USA","Dept. of Electr. & Comput. Eng., Lehigh Univ., Bethlehem, PA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Lehigh University, PA, USA","institution_ids":["https://openalex.org/I186143895"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Lehigh Univ., Bethlehem, PA#TAB#","institution_ids":["https://openalex.org/I186143895"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101582861","display_name":"Zhiyuan Yan","orcid":"https://orcid.org/0000-0003-2286-2771"},"institutions":[{"id":"https://openalex.org/I186143895","display_name":"Lehigh University","ror":"https://ror.org/012afjb06","country_code":"US","type":"education","lineage":["https://openalex.org/I186143895"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhiyuan Yan","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Lehigh University, PA, USA","Dept. of Electr. & Comput. Eng., Lehigh Univ., Bethlehem, PA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Lehigh University, PA, USA","institution_ids":["https://openalex.org/I186143895"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Lehigh Univ., Bethlehem, PA#TAB#","institution_ids":["https://openalex.org/I186143895"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I186143895"],"apc_list":null,"apc_paid":null,"fwci":0.9489,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.727304,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"e87 a","issue":null,"first_page":"146","last_page":"151"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":1.0,"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":1.0,"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/T11321","display_name":"Error Correcting Code Techniques","score":0.9995999932289124,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9993000030517578,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.7527292966842651},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.6461600065231323},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6292856931686401},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6124131083488464},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.6122419834136963},{"id":"https://openalex.org/keywords/qr-decomposition","display_name":"QR decomposition","score":0.5242648124694824},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.46850305795669556},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.46076229214668274},{"id":"https://openalex.org/keywords/matrix-decomposition","display_name":"Matrix decomposition","score":0.42462098598480225},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3304992616176605},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10176235437393188},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.07015058398246765}],"concepts":[{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.7527292966842651},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.6461600065231323},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6292856931686401},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6124131083488464},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.6122419834136963},{"id":"https://openalex.org/C188060507","wikidata":"https://www.wikidata.org/wiki/Q653242","display_name":"QR decomposition","level":3,"score":0.5242648124694824},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.46850305795669556},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.46076229214668274},{"id":"https://openalex.org/C42355184","wikidata":"https://www.wikidata.org/wiki/Q1361088","display_name":"Matrix decomposition","level":3,"score":0.42462098598480225},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3304992616176605},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10176235437393188},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.07015058398246765},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sips.2008.4671753","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sips.2008.4671753","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE Workshop on Signal Processing Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1683834415","https://openalex.org/W1830563054","https://openalex.org/W1934949969","https://openalex.org/W2054620919","https://openalex.org/W2103005479","https://openalex.org/W2106345859","https://openalex.org/W2116536782","https://openalex.org/W2116631972","https://openalex.org/W2118425896","https://openalex.org/W2119629250","https://openalex.org/W2121322812","https://openalex.org/W2127359267","https://openalex.org/W2130664336","https://openalex.org/W2138293524","https://openalex.org/W2140940105","https://openalex.org/W2141451835","https://openalex.org/W2147031540","https://openalex.org/W2148907454","https://openalex.org/W2156787051","https://openalex.org/W2541204438","https://openalex.org/W2798909945","https://openalex.org/W6675492391"],"related_works":["https://openalex.org/W2078349096","https://openalex.org/W2002598339","https://openalex.org/W2150953077","https://openalex.org/W2142609060","https://openalex.org/W1599936522","https://openalex.org/W2586951184","https://openalex.org/W2006707200","https://openalex.org/W1971246756","https://openalex.org/W3200716635","https://openalex.org/W1995383227"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"propose":[4,94],"an":[5],"efficient":[6],"ordering":[7,33,67,90,97],"scheme":[8,34,68,98],"that":[9,64],"can":[10],"be":[11],"embedded":[12],"in":[13],"the":[14,19,26,39,43,55,78,82,100],"QR":[15],"decomposition":[16],"to":[17,70],"reduce":[18],"average":[20,72],"and":[21,42,47,73],"worst-case":[22,59,74],"computational":[23,75],"complexity":[24,76],"of":[25,54],"sphere":[27],"decoding":[28],"(SD)":[29],"algorithm.":[30],"Our":[31],"proposed":[32,66],"takes":[35],"into":[36],"account":[37],"both":[38],"channel":[40],"matrix":[41],"received":[44],"signal":[45],"(noise),":[46],"is":[48,105],"designed":[49],"based":[50],"on":[51],"a":[52,95],"study":[53],"data":[56],"collected":[57],"from":[58],"scenarios.":[60],"Simulation":[61],"results":[62],"show":[63],"our":[65],"leads":[69],"lower":[71],"for":[77],"SD":[79],"algorithm":[80],"than":[81],"optimal":[83],"vertical":[84],"Bell":[85],"Labs":[86],"layered":[87],"space-time":[88],"(V-BLAST)":[89],"scheme.":[91],"We":[92],"also":[93],"simplified":[96],"when":[99],"unconstrained":[101],"zero-forcing":[102],"(ZF)":[103],"estimate":[104],"unavailable.":[106]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
