{"id":"https://openalex.org/W4413966989","doi":"https://doi.org/10.1109/jiot.2025.3605742","title":"Exploiting Time-Varying Sparsity for Underwater Acoustic Communication Under Delay and Doppler Spreading Channel","display_name":"Exploiting Time-Varying Sparsity for Underwater Acoustic Communication Under Delay and Doppler Spreading Channel","publication_year":2025,"publication_date":"2025-09-03","ids":{"openalex":"https://openalex.org/W4413966989","doi":"https://doi.org/10.1109/jiot.2025.3605742"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2025.3605742","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3605742","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-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/A5013791927","display_name":"Weihua Jiang","orcid":"https://orcid.org/0000-0003-4312-6108"},"institutions":[{"id":"https://openalex.org/I191208505","display_name":"Xiamen University","ror":"https://ror.org/00mcjh785","country_code":"CN","type":"education","lineage":["https://openalex.org/I191208505"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weihua Jiang","raw_affiliation_strings":["College of Ocean and Earth Sciences, Xiamen University, Xiamen, China"],"raw_orcid":"https://orcid.org/0000-0003-4312-6108","affiliations":[{"raw_affiliation_string":"College of Ocean and Earth Sciences, Xiamen University, Xiamen, China","institution_ids":["https://openalex.org/I191208505"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100310404","display_name":"Caineng Pan","orcid":null},"institutions":[{"id":"https://openalex.org/I191208505","display_name":"Xiamen University","ror":"https://ror.org/00mcjh785","country_code":"CN","type":"education","lineage":["https://openalex.org/I191208505"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Caineng Pan","raw_affiliation_strings":["College of Ocean and Earth Sciences, Xiamen University, Xiamen, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Ocean and Earth Sciences, Xiamen University, Xiamen, China","institution_ids":["https://openalex.org/I191208505"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052506297","display_name":"Feng Tong","orcid":"https://orcid.org/0000-0002-4959-2743"},"institutions":[{"id":"https://openalex.org/I191208505","display_name":"Xiamen University","ror":"https://ror.org/00mcjh785","country_code":"CN","type":"education","lineage":["https://openalex.org/I191208505"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Tong","raw_affiliation_strings":["College of Ocean and Earth Sciences, Xiamen University, Xiamen, China"],"raw_orcid":"https://orcid.org/0000-0002-4959-2743","affiliations":[{"raw_affiliation_string":"College of Ocean and Earth Sciences, Xiamen University, Xiamen, China","institution_ids":["https://openalex.org/I191208505"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038127647","display_name":"Zhengliang Zhu","orcid":"https://orcid.org/0000-0001-7445-8223"},"institutions":[{"id":"https://openalex.org/I161346416","display_name":"Jimei University","ror":"https://ror.org/03hknyb50","country_code":"CN","type":"education","lineage":["https://openalex.org/I161346416"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhengliang Zhu","raw_affiliation_strings":["School of Ocean Information Engineering and the Fujian Provincial Key Laboratory of Oceanic Information Perception and Intelligent Processing, Jimei University, Xiamen, China","School of Ocean Information Engineering, Jimei University, Xiamen, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Ocean Information Engineering and the Fujian Provincial Key Laboratory of Oceanic Information Perception and Intelligent Processing, Jimei University, Xiamen, China","institution_ids":["https://openalex.org/I161346416"]},{"raw_affiliation_string":"School of Ocean Information Engineering, Jimei University, Xiamen, China","institution_ids":["https://openalex.org/I161346416"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101620944","display_name":"Lingji Xu","orcid":"https://orcid.org/0009-0008-4971-932X"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lingji Xu","raw_affiliation_strings":["School of Marine Engineering and Technology, Sun Yat-sen University, Zhuhai, China"],"raw_orcid":"https://orcid.org/0009-0008-4971-932X","affiliations":[{"raw_affiliation_string":"School of Marine Engineering and Technology, Sun Yat-sen University, Zhuhai, China","institution_ids":["https://openalex.org/I157773358"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8442,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.75161103,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":"12","issue":"22","first_page":"48451","last_page":"48462"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9998000264167786,"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":0.9998000264167786,"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/T11698","display_name":"Underwater Acoustics Research","score":0.9930999875068665,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9800999760627747,"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/underwater-acoustic-communication","display_name":"Underwater acoustic communication","score":0.7868282794952393},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7098551988601685},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.679171621799469},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6060370206832886},{"id":"https://openalex.org/keywords/underwater-acoustics","display_name":"Underwater acoustics","score":0.5605122447013855},{"id":"https://openalex.org/keywords/underwater","display_name":"Underwater","score":0.5223835110664368},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.42296963930130005},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.346468985080719},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3463495671749115},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.13092538714408875},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09119075536727905},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08744752407073975}],"concepts":[{"id":"https://openalex.org/C169111936","wikidata":"https://www.wikidata.org/wiki/Q424098","display_name":"Underwater acoustic communication","level":3,"score":0.7868282794952393},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7098551988601685},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.679171621799469},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6060370206832886},{"id":"https://openalex.org/C67467970","wikidata":"https://www.wikidata.org/wiki/Q1292425","display_name":"Underwater acoustics","level":3,"score":0.5605122447013855},{"id":"https://openalex.org/C98083399","wikidata":"https://www.wikidata.org/wiki/Q3246517","display_name":"Underwater","level":2,"score":0.5223835110664368},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.42296963930130005},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.346468985080719},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3463495671749115},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.13092538714408875},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09119075536727905},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08744752407073975},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2025.3605742","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3605742","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5966758189","display_name":null,"funder_award_id":"12304507","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8145862138","display_name":null,"funder_award_id":"20720240108","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G8468070555","display_name":null,"funder_award_id":"2025J08203","funder_id":"https://openalex.org/F4320321878","funder_display_name":"Natural Science Foundation of Fujian Province"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321878","display_name":"Natural Science Foundation of Fujian Province","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W1989261702","https://openalex.org/W2036996007","https://openalex.org/W2093369462","https://openalex.org/W2097606935","https://openalex.org/W2151693816","https://openalex.org/W2151718025","https://openalex.org/W2167556525","https://openalex.org/W2401042006","https://openalex.org/W2519079810","https://openalex.org/W2529121157","https://openalex.org/W2782295163","https://openalex.org/W2794693724","https://openalex.org/W2794827783","https://openalex.org/W2810290332","https://openalex.org/W2810675482","https://openalex.org/W2895557349","https://openalex.org/W2911198388","https://openalex.org/W2946451720","https://openalex.org/W3035963388","https://openalex.org/W3114772133","https://openalex.org/W3177915145","https://openalex.org/W3190499751","https://openalex.org/W4224063806","https://openalex.org/W4285115859","https://openalex.org/W4289821773","https://openalex.org/W4310450576","https://openalex.org/W4313886815","https://openalex.org/W4315473849","https://openalex.org/W4323338675","https://openalex.org/W4389400711","https://openalex.org/W4390905649","https://openalex.org/W4392251649","https://openalex.org/W4399909392","https://openalex.org/W4401687406","https://openalex.org/W4403759564","https://openalex.org/W4406729186","https://openalex.org/W4407403434","https://openalex.org/W4408354470"],"related_works":["https://openalex.org/W3081304190","https://openalex.org/W2477841276","https://openalex.org/W1989468614","https://openalex.org/W4362661796","https://openalex.org/W2556643280","https://openalex.org/W2325565661","https://openalex.org/W2344578948","https://openalex.org/W4407693652","https://openalex.org/W2363597014","https://openalex.org/W4366376692"],"abstract_inverted_index":{"Underwater":[0,18],"acoustic":[1],"(UWA)":[2],"communication":[3,29],"is":[4,56,268],"a":[5,76,85,159],"critical":[6],"part":[7],"of":[8,17,23,66,121,152,168,218,222,255,290,299],"information":[9],"exchange":[10],"among":[11],"marine":[12,25],"equipment":[13],"in":[14,71,125,146,214],"the":[15,24,95,100,107,113,118,122,126,133,136,143,147,153,164,169,174,179,190,198,211,215,224,242,251,256,260,264,272,279,284,288,297,300,305],"Internet":[16],"Things":[19],"(IoUT).":[20],"The":[21,43,193],"impact":[22],"environment":[26],"on":[27,223,237],"UWA":[28,82,123,155,171,243,257],"manifests":[30],"through":[31],"physical":[32],"channels,":[33,83],"which":[34],"exhibit":[35],"multipath":[36,161,180,203,219,245,252,273],"propagation,":[37],"Doppler":[38,175,206,238,276],"spread,":[39],"and":[40,105,205,208,234,275,293],"time-varying":[41,119,285],"characteristics.":[42],"dynamic":[44],"compressed":[45],"sensing":[46],"(DCS)":[47],"framework,":[48],"represented":[49],"by":[50,63],"Kalman":[51],"Filtered":[52],"CS":[53],"(KF-CS)":[54],"algorithm,":[55],"introduced":[57],"to":[58,116,131,140,188,229,282,304],"dynamically":[59],"adapt":[60],"support":[61],"sets":[62],"real-time":[64],"tracking":[65],"observations.":[67],"Meanwhile,":[68],"channel":[69,88,97,103,110,124,172,184,258],"modeling":[70],"Delay-Doppler":[72],"(DD)":[73],"domain":[74,102,109],"offers":[75],"more":[77],"stable":[78],"representation":[79],"for":[80,87,142,210],"doubly-selective":[81],"revealing":[84],"potential":[86],"estimation.":[89],"In":[90,129],"this":[91],"paper,":[92],"we":[93,177,248],"transform":[94],"time-domain":[96],"estimation":[98,111,185,240],"into":[99],"DD":[101,108,127,134,191,200],"estimation,":[104],"formulate":[106],"under":[112,278],"DCS":[114,183,261,280],"framework":[115,281],"exploit":[117,283],"sparsity":[120],"domain.":[128],"addition,":[130],"solve":[132,189],"model,":[135,207],"classic":[137],"algorithms":[138],"need":[139],"search":[141,209,267],"sparse":[144,212],"solution":[145,213],"extremely":[148],"large":[149,165],"two-dimensional":[150,216,265],"space":[151,217,266],"entire":[154,170,225],"channel.":[156],"Since":[157],"only":[158],"few":[160],"arrivals":[162,204,274],"within":[163],"time-delay":[166],"spread":[167],"have":[173],"value,":[176],"propose":[178],"arrivals-Doppler":[181],"function-based":[182],"approach":[186],"(DCS-MAD)":[187],"model.":[192],"proposed":[194,301],"DCS-MAD":[195],"can":[196],"remodel":[197],"traditional":[199],"model":[201],"as":[202,228],"arrivals,":[220],"instead":[221],"channel,":[226],"so":[227],"effectively":[230],"reduce":[231],"system":[232],"complexity":[233],"better":[235],"focus":[236],"value":[239],"at":[241,271],"channel\u2019s":[244],"arrivals.":[246],"Specifically,":[247],"first":[249],"estimate":[250],"arrival":[253],"delay":[254],"using":[259],"algorithm.":[262],"Then,":[263],"performed":[269],"specifically":[270],"domains":[277],"sparsity.":[286],"Finally,":[287],"results":[289],"numerical":[291],"simulation":[292],"sea":[294],"experiments":[295],"validate":[296],"superiority":[298],"schemes,":[302],"compared":[303],"benchmark":[306],"algorithms.":[307]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
