{"id":"https://openalex.org/W7105016703","doi":"https://doi.org/10.1109/tgrs.2025.3631897","title":"Metamaterial-Assisted Single Hydrophone Underwater DOA Estimation in Multipath Environments","display_name":"Metamaterial-Assisted Single Hydrophone Underwater DOA Estimation in Multipath Environments","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W7105016703","doi":"https://doi.org/10.1109/tgrs.2025.3631897"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2025.3631897","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2025.3631897","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","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":null,"display_name":"Jiaheng Li","orcid":"https://orcid.org/0000-0002-2842-8506"},"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":"Jiaheng Li","raw_affiliation_strings":["College of Ocean and Earth Sciences, Xiamen University, Xiamen, China"],"raw_orcid":"https://orcid.org/0000-0002-2842-8506","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":null,"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":null,"display_name":"Xiaoyu Yang","orcid":"https://orcid.org/0000-0002-0021-0716"},"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":"Xiaoyu Yang","raw_affiliation_strings":["College of Ocean and Earth Sciences, Xiamen University, Xiamen, China"],"raw_orcid":"https://orcid.org/0000-0002-0021-0716","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":null,"display_name":"Yuehai Zhou","orcid":"https://orcid.org/0000-0002-3640-6649"},"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":"Yuehai Zhou","raw_affiliation_strings":["College of Ocean and Earth Sciences, Xiamen University, Xiamen, China"],"raw_orcid":"https://orcid.org/0000-0002-3640-6649","affiliations":[{"raw_affiliation_string":"College of Ocean and Earth Sciences, Xiamen University, Xiamen, China","institution_ids":["https://openalex.org/I191208505"]}]},{"author_position":"last","author":{"id":null,"display_name":"Fumin Zhang","orcid":"https://orcid.org/0000-0003-0053-4224"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]},{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Fumin Zhang","raw_affiliation_strings":["Department of Electronic and Computer Engineering and the Cheng Kar-Shun Robotics Institute, Hong Kong University of Science and Technology, Hong Kong, SAR, China"],"raw_orcid":"https://orcid.org/0000-0003-0053-4224","affiliations":[{"raw_affiliation_string":"Department of Electronic and Computer Engineering and the Cheng Kar-Shun Robotics Institute, Hong Kong University of Science and Technology, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I200769079","https://openalex.org/I889458895"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.7073,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.91619387,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"63","issue":null,"first_page":"1","last_page":"17"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.39579999446868896,"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"}},"topics":[{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.39579999446868896,"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"}},{"id":"https://openalex.org/T11698","display_name":"Underwater Acoustics Research","score":0.15790000557899475,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.14869999885559082,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/underwater","display_name":"Underwater","score":0.7243000268936157},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.6966000199317932},{"id":"https://openalex.org/keywords/underwater-acoustic-communication","display_name":"Underwater acoustic communication","score":0.6455000042915344},{"id":"https://openalex.org/keywords/hydrophone","display_name":"Hydrophone","score":0.5910000205039978},{"id":"https://openalex.org/keywords/underwater-acoustics","display_name":"Underwater acoustics","score":0.5187000036239624},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.44519999623298645},{"id":"https://openalex.org/keywords/decoupling","display_name":"Decoupling (probability)","score":0.4372999966144562},{"id":"https://openalex.org/keywords/amplitude","display_name":"Amplitude","score":0.37130001187324524}],"concepts":[{"id":"https://openalex.org/C98083399","wikidata":"https://www.wikidata.org/wiki/Q3246517","display_name":"Underwater","level":2,"score":0.7243000268936157},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7110999822616577},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.6966000199317932},{"id":"https://openalex.org/C169111936","wikidata":"https://www.wikidata.org/wiki/Q424098","display_name":"Underwater acoustic communication","level":3,"score":0.6455000042915344},{"id":"https://openalex.org/C2776328434","wikidata":"https://www.wikidata.org/wiki/Q798062","display_name":"Hydrophone","level":2,"score":0.5910000205039978},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.5551000237464905},{"id":"https://openalex.org/C67467970","wikidata":"https://www.wikidata.org/wiki/Q1292425","display_name":"Underwater acoustics","level":3,"score":0.5187000036239624},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.44519999623298645},{"id":"https://openalex.org/C205606062","wikidata":"https://www.wikidata.org/wiki/Q5249645","display_name":"Decoupling (probability)","level":2,"score":0.4372999966144562},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.37130001187324524},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.36329999566078186},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3553999960422516},{"id":"https://openalex.org/C12713177","wikidata":"https://www.wikidata.org/wiki/Q1900281","display_name":"Perspective (graphical)","level":2,"score":0.33489999175071716},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3212999999523163},{"id":"https://openalex.org/C145177509","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse array","level":2,"score":0.32109999656677246},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.30320000648498535},{"id":"https://openalex.org/C49456836","wikidata":"https://www.wikidata.org/wiki/Q666814","display_name":"Delay spread","level":4,"score":0.28929999470710754},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2768000066280365},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.2757999897003174},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.2743000090122223},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.2712000012397766},{"id":"https://openalex.org/C11930861","wikidata":"https://www.wikidata.org/wiki/Q181417","display_name":"Frequency modulation","level":3,"score":0.2635999917984009},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.25429999828338623},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2506999969482422}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tgrs.2025.3631897","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2025.3631897","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-167175","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-167175","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"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":"Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life below water","score":0.8260423541069031,"id":"https://metadata.un.org/sdg/14"}],"awards":[{"id":"https://openalex.org/G28297773","display_name":null,"funder_award_id":"62461160314","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"The":[0],"challenging":[1],"problem":[2],"of":[3,8,35,73,86,108],"single-hydrophone":[4,65],"underwater":[5,17,92,149],"acoustic":[6,36,45,93],"direction":[7,131],"arrival":[9],"(DOA)":[10],"estimation":[11,68,137],"draws":[12],"significant":[13],"attention":[14],"from":[15,32],"diverse":[16],"drone":[18],"applications":[19],"due":[20],"to":[21,55,134,178],"its":[22],"small":[23],"size":[24],"requirement":[25],"and":[26,77,117,129,144,167],"low":[27],"hardware":[28],"overhead,":[29],"addressing":[30],"which":[31,63,120],"the":[33,71,78,84,154,158,169],"perspective":[34],"metamaterial":[37,46],"retains":[38],"a":[39,95],"frontier.":[40],"In":[41],"this":[42],"paper,":[43],"an":[44],"shell":[47],"with":[48,124],"multiple":[49],"pore-cavity":[50],"structure":[51],"is":[52,103,112],"randomly":[53],"designed":[54],"generate":[56],"anisotropic":[57],"direction-dependent":[58],"frequency":[59],"modulation":[60],"(DDFM)":[61],"effect,":[62],"enables":[64],"collaborative":[66],"DOA":[67,136],"by":[69,90,164,174],"exploring":[70],"sparsity":[72],"spatial":[74],"target":[75],"distribution":[76],"pre-known":[79],"DDFM":[80,87,126],"pattern.":[81],"To":[82],"mitigate":[83],"deterioration":[85],"effect":[88],"caused":[89],"multipath":[91,97,109],"channel,":[94],"metamaterial-assisted":[96],"decoupling":[98],"(MAMD)":[99],"sparse":[100,130,139],"recovery":[101,140],"method":[102,156],"further":[104],"developed.":[105],"Specifically,":[106],"contribution":[107],"channel":[110],"response":[111],"decomposed":[113],"into":[114],"time":[115],"delay":[116],"amplitude":[118],"components,":[119],"are":[121],"then":[122],"recombined":[123],"pre-know":[125],"pattern":[127],"matrix":[128],"vector,":[132],"respectively,":[133],"achieve":[135],"via":[138],"algorithm.":[141],"Numerical":[142],"simulations":[143],"lake":[145],"experiments":[146],"onboard":[147],"autonomous":[148],"vehicle":[150],"(AUV)":[151],"demonstrate":[152],"that":[153],"proposed":[155],"reduces":[157],"root":[159],"mean":[160],"square":[161],"error":[162],"(RMSE)":[163],"approximately":[165],"7.8296\u00b0":[166],"improves":[168],"estimated":[170],"success":[171],"rate":[172],"(SR)":[173],"about":[175],"7.4%":[176],"compared":[177],"traditional":[179],"array-based":[180],"techniques.":[181]},"counts_by_year":[{"year":2025,"cited_by_count":3}],"updated_date":"2025-11-28T02:08:47.144824","created_date":"2025-11-12T00:00:00"}
