{"id":"https://openalex.org/W2605276950","doi":"https://doi.org/10.1145/3033288.3033321","title":"OFDM Channel Estimation Based on Fast Approximated Power Iteration Subspace Tracking","display_name":"OFDM Channel Estimation Based on Fast Approximated Power Iteration Subspace Tracking","publication_year":2016,"publication_date":"2016-12-17","ids":{"openalex":"https://openalex.org/W2605276950","doi":"https://doi.org/10.1145/3033288.3033321","mag":"2605276950"},"language":"en","primary_location":{"id":"doi:10.1145/3033288.3033321","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3033288.3033321","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Fifth International Conference on Network, Communication and Computing","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/A5054973659","display_name":"Qingyun Fang","orcid":"https://orcid.org/0000-0002-7858-1525"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Qingyun Fang","raw_affiliation_strings":["School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101835543","display_name":"Yubing Han","orcid":"https://orcid.org/0000-0003-1576-9181"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yubing Han","raw_affiliation_strings":["School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100446788","display_name":"Xuan Chen","orcid":"https://orcid.org/0000-0001-5553-3638"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuan Chen","raw_affiliation_strings":["School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043331902","display_name":"Kai Qi","orcid":"https://orcid.org/0000-0002-3641-1165"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kai Qi","raw_affiliation_strings":["School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031215418","display_name":"Mengyao Qi","orcid":"https://orcid.org/0009-0007-3996-8827"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengyao Qi","raw_affiliation_strings":["School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100661902","display_name":"Yi Zhang","orcid":"https://orcid.org/0000-0002-6662-2895"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yi Zhang","raw_affiliation_strings":["School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Optical Engineering, NUST, Nanjing, P. R. China","institution_ids":["https://openalex.org/I36399199"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5054973659"],"corresponding_institution_ids":["https://openalex.org/I36399199"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.1898143,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"252","last_page":"256"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/algorithm","display_name":"Algorithm","score":0.729872465133667},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.6992658376693726},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.6958527565002441},{"id":"https://openalex.org/keywords/singular-value-decomposition","display_name":"Singular value decomposition","score":0.6930549740791321},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6735501289367676},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5867927074432373},{"id":"https://openalex.org/keywords/power-iteration","display_name":"Power iteration","score":0.5440792441368103},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.4879250228404999},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.47847244143486023},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.4419357180595398},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.428003191947937},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.39524179697036743},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24740701913833618},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.15441808104515076},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.14000439643859863},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.06687739491462708}],"concepts":[{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.729872465133667},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.6992658376693726},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.6958527565002441},{"id":"https://openalex.org/C22789450","wikidata":"https://www.wikidata.org/wiki/Q420904","display_name":"Singular value decomposition","level":2,"score":0.6930549740791321},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6735501289367676},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5867927074432373},{"id":"https://openalex.org/C162443888","wikidata":"https://www.wikidata.org/wiki/Q1426504","display_name":"Power iteration","level":3,"score":0.5440792441368103},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.4879250228404999},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.47847244143486023},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.4419357180595398},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.428003191947937},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.39524179697036743},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24740701913833618},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.15441808104515076},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.14000439643859863},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.06687739491462708},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3033288.3033321","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3033288.3033321","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Fifth International Conference on Network, Communication and Computing","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":9,"referenced_works":["https://openalex.org/W2042326572","https://openalex.org/W2052867047","https://openalex.org/W2062932553","https://openalex.org/W2267229343","https://openalex.org/W2293248432","https://openalex.org/W2393692202","https://openalex.org/W2758059368","https://openalex.org/W2964254062","https://openalex.org/W3152091990"],"related_works":["https://openalex.org/W2991822090","https://openalex.org/W3010755803","https://openalex.org/W330396657","https://openalex.org/W2087083988","https://openalex.org/W175890250","https://openalex.org/W2358877402","https://openalex.org/W2366706760","https://openalex.org/W2117588047","https://openalex.org/W1975569870","https://openalex.org/W3002697058"],"abstract_inverted_index":{"Channel":[0],"estimation":[1],"is":[2,39,58],"an":[3],"important":[4],"technique":[5],"for":[6],"OFDM.":[7],"However,":[8],"the":[9,22,29,33,37,43,48,51,53,56,63,77,100,103,106],"traditional":[10],"LMMSE":[11,27],"algorithm":[12,15,38,45,57,92,97],"and":[13],"SVD":[14,44,64],"have":[16],"their":[17],"own":[18],"limitations":[19],"in":[20,120],"solving":[21],"problem":[23],"of":[24,36,50,55,67,71,102,108],"channel":[25],"estimation.":[26],"has":[28,73,117],"highest":[30],"accuracy,":[31],"but":[32],"computational":[34],"complexity":[35,49,54,101],"very":[40],"high.":[41],"Although":[42],"can":[46],"reduce":[47],"algorithm,":[52],"not":[59],"satisfactory.":[60],"In":[61,80],"addition,":[62],"algorithm's":[65],"requirement":[66],"storing":[68],"large":[69],"amounts":[70],"data":[72],"brought":[74],"difficulties":[75],"to":[76,93],"real-time":[78],"processing.":[79],"this":[81],"paper,":[82],"we":[83],"propose":[84],"a":[85,110],"fast":[86],"power":[87],"approximated":[88],"iterative":[89],"subspace":[90],"tracking":[91],"achieve":[94],"SVD.":[95],"This":[96],"greatly":[98],"reduces":[99],"computation":[104],"on":[105],"basis":[107],"keeping":[109],"low":[111],"bit":[112],"error":[113],"rate,":[114],"so":[115],"it":[116],"certain":[118],"significance":[119],"practical":[121],"engineering.":[122]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}