{"id":"https://openalex.org/W2048133326","doi":"https://doi.org/10.1109/glocom.2012.6503696","title":"Channel estimation in underwater cooperative OFDM system with amplify-and-forward relaying","display_name":"Channel estimation in underwater cooperative OFDM system with amplify-and-forward relaying","publication_year":2012,"publication_date":"2012-12-01","ids":{"openalex":"https://openalex.org/W2048133326","doi":"https://doi.org/10.1109/glocom.2012.6503696","mag":"2048133326"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2012.6503696","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2012.6503696","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Global Communications Conference (GLOBECOM)","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/A5066196538","display_name":"Habib \u015eenol","orcid":"https://orcid.org/0000-0001-5724-0839"},"institutions":[{"id":"https://openalex.org/I132286405","display_name":"Kadir Has University","ror":"https://ror.org/03zzckc47","country_code":"TR","type":"education","lineage":["https://openalex.org/I132286405"]}],"countries":["TR"],"is_corresponding":true,"raw_author_name":"Habib \u015eenol","raw_affiliation_strings":["Department of Electrical-Electronics Engineering, Kadir Has University, 34083, Istanbul, Turkey"],"affiliations":[{"raw_affiliation_string":"Department of Electrical-Electronics Engineering, Kadir Has University, 34083, Istanbul, Turkey","institution_ids":["https://openalex.org/I132286405"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017283708","display_name":"Erdal Panay\u0131rc\u0131","orcid":"https://orcid.org/0000-0001-7328-6626"},"institutions":[{"id":"https://openalex.org/I132286405","display_name":"Kadir Has University","ror":"https://ror.org/03zzckc47","country_code":"TR","type":"education","lineage":["https://openalex.org/I132286405"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Erdal Panay\u0131rc\u0131","raw_affiliation_strings":["Department of Electrical-Electronics Engineering, Kadir Has University, 34083, Istanbul, Turkey"],"affiliations":[{"raw_affiliation_string":"Department of Electrical-Electronics Engineering, Kadir Has University, 34083, Istanbul, Turkey","institution_ids":["https://openalex.org/I132286405"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034052143","display_name":"Mustafa Erdogan","orcid":null},"institutions":[{"id":"https://openalex.org/I132286405","display_name":"Kadir Has University","ror":"https://ror.org/03zzckc47","country_code":"TR","type":"education","lineage":["https://openalex.org/I132286405"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Mustafa Erdo\u011fan","raw_affiliation_strings":["Department of Electrical-Electronics Engineering, Kadir Has University, 34083, Istanbul, Turkey"],"affiliations":[{"raw_affiliation_string":"Department of Electrical-Electronics Engineering, Kadir Has University, 34083, Istanbul, Turkey","institution_ids":["https://openalex.org/I132286405"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018973008","display_name":"Murat Uysal","orcid":"https://orcid.org/0000-0001-5945-0813"},"institutions":[{"id":"https://openalex.org/I1301968116","display_name":"MEF University","ror":"https://ror.org/05jz51y94","country_code":"TR","type":"education","lineage":["https://openalex.org/I1301968116"]},{"id":"https://openalex.org/I44925452","display_name":"\u00d6zye\u011fin University","ror":"https://ror.org/01jjhfr75","country_code":"TR","type":"education","lineage":["https://openalex.org/I44925452"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Murat Uysal","raw_affiliation_strings":["Department of Electrical-Electronics Engineering, &#x00D6;zye&#x011F;in University, 34794, Istanbul, Turkey","Department of Electrical-Electronics Engineering, \u00d6zye\u011fin University, 34794, Istanbul, Turkey"],"affiliations":[{"raw_affiliation_string":"Department of Electrical-Electronics Engineering, &#x00D6;zye&#x011F;in University, 34794, Istanbul, Turkey","institution_ids":["https://openalex.org/I1301968116"]},{"raw_affiliation_string":"Department of Electrical-Electronics Engineering, \u00d6zye\u011fin University, 34794, Istanbul, Turkey","institution_ids":["https://openalex.org/I44925452"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5066196538"],"corresponding_institution_ids":["https://openalex.org/I132286405"],"apc_list":null,"apc_paid":null,"fwci":1.2351,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.81659061,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"3725","last_page":"3730"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9983999729156494,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9977999925613403,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7153626084327698},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6829186677932739},{"id":"https://openalex.org/keywords/additive-white-gaussian-noise","display_name":"Additive white Gaussian noise","score":0.6399744749069214},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6363093852996826},{"id":"https://openalex.org/keywords/matching-pursuit","display_name":"Matching pursuit","score":0.6362100839614868},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6211596727371216},{"id":"https://openalex.org/keywords/underwater-acoustic-communication","display_name":"Underwater acoustic communication","score":0.5990859270095825},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.4465493857860565},{"id":"https://openalex.org/keywords/gaussian-noise","display_name":"Gaussian noise","score":0.44146865606307983},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4160920977592468},{"id":"https://openalex.org/keywords/underwater","display_name":"Underwater","score":0.40706658363342285},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24132314324378967},{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.1675586700439453},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1512158215045929}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7153626084327698},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6829186677932739},{"id":"https://openalex.org/C169334058","wikidata":"https://www.wikidata.org/wiki/Q353292","display_name":"Additive white Gaussian noise","level":3,"score":0.6399744749069214},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6363093852996826},{"id":"https://openalex.org/C156872377","wikidata":"https://www.wikidata.org/wiki/Q6786281","display_name":"Matching pursuit","level":3,"score":0.6362100839614868},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6211596727371216},{"id":"https://openalex.org/C169111936","wikidata":"https://www.wikidata.org/wiki/Q424098","display_name":"Underwater acoustic communication","level":3,"score":0.5990859270095825},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.4465493857860565},{"id":"https://openalex.org/C4199805","wikidata":"https://www.wikidata.org/wiki/Q2725903","display_name":"Gaussian noise","level":2,"score":0.44146865606307983},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4160920977592468},{"id":"https://openalex.org/C98083399","wikidata":"https://www.wikidata.org/wiki/Q3246517","display_name":"Underwater","level":2,"score":0.40706658363342285},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24132314324378967},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.1675586700439453},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1512158215045929},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"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/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/glocom.2012.6503696","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2012.6503696","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"},{"id":"pmh:oai:eresearch.ozyegin.edu.tr:10679/2411","is_oa":false,"landing_page_url":"http://hdl.handle.net/10679/2411","pdf_url":null,"source":{"id":"https://openalex.org/S4306400232","display_name":"ECS Journal of Solid State Science and Technology (The Electrochemical Society)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2802273670","host_organization_name":"Electrochemical Society","host_organization_lineage":["https://openalex.org/I2802273670"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5199999809265137,"display_name":"Life below water","id":"https://metadata.un.org/sdg/14"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W416041248","https://openalex.org/W1992901080","https://openalex.org/W2005491783","https://openalex.org/W2023878484","https://openalex.org/W2078220650","https://openalex.org/W2097606935","https://openalex.org/W2103588716","https://openalex.org/W2113053553","https://openalex.org/W2113415377","https://openalex.org/W2131665779","https://openalex.org/W2137012645","https://openalex.org/W2151811524","https://openalex.org/W2152121970","https://openalex.org/W2161623414","https://openalex.org/W2167578470","https://openalex.org/W6648753462"],"related_works":["https://openalex.org/W2377549781","https://openalex.org/W2370399950","https://openalex.org/W2260494111","https://openalex.org/W2116696588","https://openalex.org/W2392650089","https://openalex.org/W2114449527","https://openalex.org/W1911817635","https://openalex.org/W2810224748","https://openalex.org/W2353656796","https://openalex.org/W2011915004"],"abstract_inverted_index":{"This":[0],"paper":[1],"is":[2,98,116,158,182,202],"concerned":[3],"with":[4],"a":[5,101,162,178],"challenging":[6],"problem":[7],"of":[8,25,31,41,50,60,122,136,180],"channel":[9,43,52,74,138,201,216],"estimation":[10,53,217],"for":[11,184,191],"amplify-and-forward":[12],"cooperative":[13],"relay":[14],"based":[15,118],"orthogonal":[16],"frequency":[17],"division":[18],"multiplexing":[19],"(OFDM)":[20],"systems":[21],"in":[22,150,160],"the":[23,32,38,42,48,51,57,71,77,80,88,106,120,123,126,134,137,146,167,174,188,207],"presence":[24],"sparse":[26,39,73],"underwater":[27,198],"acoustic":[28,199],"channels":[29],"and":[30,112,125,140,187,206,215],"correlative":[33],"non-Gaussian":[34,95],"noise.":[35],"We":[36],"exploit":[37],"structure":[40],"impulse":[44],"response":[45],"to":[46,56,62,79,132],"improve":[47,133],"performance":[49],"algorithm,":[54],"due":[55],"reduced":[58],"number":[59],"taps":[61,75,139],"be":[63],"estimated.":[64],"The":[65,93,154],"resulting":[66],"novel":[67],"algorithm":[68,115,157,176,209],"initially":[69],"estimates":[70,135],"overall":[72],"from":[76],"source":[78],"destination":[81],"as":[82,84,100,143,145],"well":[83,144],"their":[85,141],"locations":[86],"using":[87],"matching":[89],"pursuit":[90],"(MP)":[91],"approach.":[92],"correlated":[94],"effective":[96],"noise":[97,147],"modeled":[99],"Gaussian":[102,107],"mixture.":[103],"Based":[104],"on":[105,119,172],"mixture":[108],"model,":[109],"an":[110,151],"efficient":[111],"low":[113],"complexity":[114],"developed":[117],"combinations":[121],"MP":[124],"space-alternating":[127],"generalized":[128],"expectation-maximization":[129],"(SAGE)":[130],"technique,":[131],"location":[142],"distribution":[148],"parameters":[149,181,190],"iterative":[152],"way.":[153],"proposed":[155,208],"SAGE":[156,175],"designed":[159],"such":[161],"way":[163],"that,":[164],"by":[165],"choosing":[166],"admissible":[168],"hidden":[169],"data":[170],"properly":[171],"which":[173],"relies,":[177],"subset":[179],"updated":[183],"analytical":[185],"tractability":[186],"remaining":[189],"faster":[192],"convergence":[193],"Computer":[194],"simulations":[195],"show":[196],"that":[197],"(UWA)":[200],"estimated":[203],"very":[204],"effectively":[205],"has":[210],"excellent":[211],"symbol":[212],"error":[213],"rate":[214],"performance.":[218]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}
