{"id":"https://openalex.org/W2056023993","doi":"https://doi.org/10.1109/vtcfall.2012.6398910","title":"Step Reduced K-Best Sphere Decoding","display_name":"Step Reduced K-Best Sphere Decoding","publication_year":2012,"publication_date":"2012-09-01","ids":{"openalex":"https://openalex.org/W2056023993","doi":"https://doi.org/10.1109/vtcfall.2012.6398910","mag":"2056023993"},"language":"en","primary_location":{"id":"doi:10.1109/vtcfall.2012.6398910","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2012.6398910","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Vehicular Technology Conference (VTC Fall)","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/A5100604343","display_name":"Xinyu Mao","orcid":"https://orcid.org/0000-0003-1939-046X"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xinyu Mao","raw_affiliation_strings":["School of Electrical and Computer Engineering, Peking University, Beijing, China","Sch. of Electr. & Comput. Eng., Peking Univ., Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]},{"raw_affiliation_string":"Sch. of Electr. & Comput. Eng., Peking Univ., Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103008691","display_name":"Yuxin Cheng","orcid":"https://orcid.org/0000-0002-6494-0101"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuxin Cheng","raw_affiliation_strings":["School of Electrical and Computer Engineering, Peking University, Beijing, China","Sch. of Electr. & Comput. Eng., Peking Univ., Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]},{"raw_affiliation_string":"Sch. of Electr. & Comput. Eng., Peking Univ., Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101746515","display_name":"Lili Ma","orcid":"https://orcid.org/0000-0002-1425-3290"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lili Ma","raw_affiliation_strings":["School of Electrical and Computer Engineering, Peking University, Beijing, China","Sch. of Electr. & Comput. Eng., Peking Univ., Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]},{"raw_affiliation_string":"Sch. of Electr. & Comput. Eng., Peking Univ., Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101824600","display_name":"Haige Xiang","orcid":"https://orcid.org/0000-0001-7620-5326"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haige Xiang","raw_affiliation_strings":["School of Electrical and Computer Engineering, Peking University, Beijing, China","Sch. of Electr. & Comput. Eng., Peking Univ., Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]},{"raw_affiliation_string":"Sch. of Electr. & Comput. Eng., Peking Univ., Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100604343"],"corresponding_institution_ids":["https://openalex.org/I20231570"],"apc_list":null,"apc_paid":null,"fwci":1.964,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.87295699,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"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/T11321","display_name":"Error Correcting Code Techniques","score":0.9998000264167786,"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/T11269","display_name":"Algorithms and Data Compression","score":0.9988999962806702,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.8910458087921143},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6720314025878906},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6688377857208252},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.6057257056236267},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.5807614326477051},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5409340262413025},{"id":"https://openalex.org/keywords/sequential-decoding","display_name":"Sequential decoding","score":0.46365270018577576},{"id":"https://openalex.org/keywords/list-decoding","display_name":"List decoding","score":0.42072510719299316},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.39301344752311707},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.13415277004241943},{"id":"https://openalex.org/keywords/block-code","display_name":"Block code","score":0.0980781614780426},{"id":"https://openalex.org/keywords/concatenated-error-correction-code","display_name":"Concatenated error correction code","score":0.07816633582115173},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.06444200873374939}],"concepts":[{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.8910458087921143},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6720314025878906},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6688377857208252},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.6057257056236267},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.5807614326477051},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5409340262413025},{"id":"https://openalex.org/C193969084","wikidata":"https://www.wikidata.org/wiki/Q7452500","display_name":"Sequential decoding","level":4,"score":0.46365270018577576},{"id":"https://openalex.org/C204397858","wikidata":"https://www.wikidata.org/wiki/Q4437907","display_name":"List decoding","level":5,"score":0.42072510719299316},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.39301344752311707},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.13415277004241943},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.0980781614780426},{"id":"https://openalex.org/C78944582","wikidata":"https://www.wikidata.org/wiki/Q5158264","display_name":"Concatenated error correction code","level":4,"score":0.07816633582115173},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.06444200873374939},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtcfall.2012.6398910","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2012.6398910","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Vehicular Technology Conference (VTC Fall)","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":14,"referenced_works":["https://openalex.org/W1978612063","https://openalex.org/W1997002146","https://openalex.org/W2016896252","https://openalex.org/W2097736984","https://openalex.org/W2111626380","https://openalex.org/W2112772743","https://openalex.org/W2126483728","https://openalex.org/W2131296973","https://openalex.org/W2141268864","https://openalex.org/W2148978817","https://openalex.org/W2162273329","https://openalex.org/W2165943096","https://openalex.org/W2168343822","https://openalex.org/W2172028715"],"related_works":["https://openalex.org/W3017203753","https://openalex.org/W4205451769","https://openalex.org/W2385322349","https://openalex.org/W2348545647","https://openalex.org/W2052976169","https://openalex.org/W2369600518","https://openalex.org/W2029144766","https://openalex.org/W2089275957","https://openalex.org/W2165241191","https://openalex.org/W2964031101"],"abstract_inverted_index":{"We":[0],"propose":[1],"an":[2],"algorithm":[3,22,41,62,65,84],"that":[4,56],"reduces":[5],"the":[6,9,30,37,40,46,51,59,63,72,79,82],"complexity":[7],"of":[8,32],"K-best":[10,60],"sphere":[11,75],"decoding":[12,76],"(K-best":[13],"SD)":[14],"algorithm,":[15],"which":[16],"is":[17],"a":[18],"powerful":[19],"parallel":[20],"detection":[21],"for":[23],"multiple-input":[24],"multiple-output":[25],"systems":[26],"(MIMO).":[27],"By":[28],"analyzing":[29],"probability":[31],"different":[33],"nodes":[34,44],"to":[35,49],"be":[36],"final":[38],"solution,":[39],"prunes":[42],"some":[43],"during":[45],"tree":[47],"search":[48],"reduce":[50],"complexity.":[52],"Simulation":[53],"results":[54],"prove":[55],"compared":[57],"with":[58,71,78],"SD":[61],"proposed":[64,83],"performance":[66],"drops":[67],"very":[68],"little.":[69],"Compared":[70],"famous":[73],"fixed-complexity":[74],"(FSD)":[77],"same":[80],"complexity,":[81],"has":[85],"better":[86],"performance.":[87]},"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
