{"id":"https://openalex.org/W4408353201","doi":"https://doi.org/10.1109/icassp49660.2025.10890179","title":"UAV-Mounted SIM: A Hybrid Optical-Electronic Neural Network for DoA Estimation","display_name":"UAV-Mounted SIM: A Hybrid Optical-Electronic Neural Network for DoA Estimation","publication_year":2025,"publication_date":"2025-03-12","ids":{"openalex":"https://openalex.org/W4408353201","doi":"https://doi.org/10.1109/icassp49660.2025.10890179"},"language":"en","primary_location":{"id":"doi:10.1109/icassp49660.2025.10890179","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49660.2025.10890179","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5113127276","display_name":"Shining Lin","orcid":null},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shining Lin","raw_affiliation_strings":["University of Electronic Science and Technology of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052340806","display_name":"Jiancheng An","orcid":"https://orcid.org/0000-0003-2512-9989"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Jiancheng An","raw_affiliation_strings":["Nanyang Technological University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanyang Technological University","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032405819","display_name":"Lu Gan","orcid":"https://orcid.org/0000-0003-2138-9564"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lu Gan","raw_affiliation_strings":["University of Electronic Science and Technology of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056145687","display_name":"M\u00e9rouane Debbah","orcid":"https://orcid.org/0000-0001-8941-8080"},"institutions":[{"id":"https://openalex.org/I176601375","display_name":"Khalifa University of Science and Technology","ror":"https://ror.org/05hffr360","country_code":"AE","type":"education","lineage":["https://openalex.org/I176601375"]}],"countries":["AE"],"is_corresponding":false,"raw_author_name":"M\u00e9rouane Debbah","raw_affiliation_strings":["Khalifa University of Science and Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Khalifa University of Science and Technology","institution_ids":["https://openalex.org/I176601375"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12153","display_name":"Advanced Optical Sensing Technologies","score":0.980400025844574,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12153","display_name":"Advanced Optical Sensing Technologies","score":0.980400025844574,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.6991432905197144},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6864420771598816},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.503976047039032},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.372319757938385},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3539324402809143},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.34444430470466614},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1797294318675995},{"id":"https://openalex.org/keywords/systems-engineering","display_name":"Systems engineering","score":0.07792013883590698}],"concepts":[{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.6991432905197144},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6864420771598816},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.503976047039032},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.372319757938385},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3539324402809143},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.34444430470466614},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1797294318675995},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.07792013883590698}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp49660.2025.10890179","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49660.2025.10890179","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"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":21,"referenced_works":["https://openalex.org/W2113638573","https://openalex.org/W2128131274","https://openalex.org/W2798701005","https://openalex.org/W2887566712","https://openalex.org/W2895491352","https://openalex.org/W2897361856","https://openalex.org/W2980965333","https://openalex.org/W3104690928","https://openalex.org/W4211222620","https://openalex.org/W4212835306","https://openalex.org/W4286001004","https://openalex.org/W4381785979","https://openalex.org/W4387869979","https://openalex.org/W4392157642","https://openalex.org/W4397026518","https://openalex.org/W4398151367","https://openalex.org/W4399666068","https://openalex.org/W4400503389","https://openalex.org/W4401748396","https://openalex.org/W4402157133","https://openalex.org/W4402159272"],"related_works":["https://openalex.org/W2576994247","https://openalex.org/W2608353378","https://openalex.org/W4249206767","https://openalex.org/W2563559453","https://openalex.org/W2382330008","https://openalex.org/W1519970947","https://openalex.org/W4243860260","https://openalex.org/W4383503847","https://openalex.org/W2391251536","https://openalex.org/W2342695897"],"abstract_inverted_index":{"Unmanned":[0],"aerial":[1],"vehicle":[2],"(UAV)":[3],"communication":[4,32],"plays":[5],"a":[6,49,61,91,122],"pivotal":[7],"role":[8],"in":[9,30,108],"achieving":[10],"ubiquitous":[11],"connectivity":[12],"for":[13,28,69,126],"the":[14,35,52,109,113,128,133,138,146],"sixth-generation":[15],"(6G)":[16],"networks.":[17],"Accurate":[18],"and":[19,104,121,156],"real-time":[20],"direction":[21],"of":[22,75,88,115],"arrival":[23],"(DOA)":[24],"estimation":[25,39],"is":[26,67,73,100],"crucial":[27],"beamforming":[29,148],"UAV":[31,50,103],"systems.":[33],"However,":[34],"existing":[36],"high-precision":[37],"DOA":[38,70],"algorithms":[40],"encounter":[41],"high":[42],"computational":[43],"complexity":[44],"when":[45],"being":[46],"implemented":[47],"on":[48,81,102],"with":[51,117,152],"on-board":[53],"signal":[54],"processing":[55,127],"constraints.":[56],"To":[57],"tackle":[58],"this":[59],"issue,":[60],"hybrid":[62],"optical-electric":[63],"neural":[64,97],"network":[65],"(HOENN)":[66],"utilized":[68],"estimation,":[71],"which":[72,99],"capable":[74],"generating":[76],"angular":[77],"spectrum":[78],"based":[79],"solely":[80],"amplitude":[82,130],"observation.":[83],"The":[84],"proposed":[85],"HOENN":[86,139],"consists":[87],"two":[89],"components:":[90],"stacked":[92],"intelligent":[93],"metasurfaces":[94],"(SIM)-enabled":[95],"diffractive":[96],"network,":[98],"mounted":[101],"can":[105],"process":[106],"signals":[107],"wave":[110],"domain":[111],"at":[112],"speed":[114],"light":[116],"low":[118],"energy":[119],"consumption,":[120],"fully":[123],"connected":[124],"layer":[125],"received":[129],"signal.":[131],"Finally,":[132],"simulation":[134],"results":[135],"validate":[136],"that":[137],"achieves":[140],"significant":[141],"performance":[142],"gain":[143],"compared":[144],"to":[145],"conventional":[147],"(CBF)":[149],"method,":[150],"albeit":[151],"its":[153],"lower":[154],"cost":[155],"RF-related":[157],"power":[158],"consumption.":[159]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":8}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}