{"id":"https://openalex.org/W4415708736","doi":"https://doi.org/10.1109/icme59968.2025.11209224","title":"NLOS-R <sup>2</sup> : Alternate Reconstruction and Recognition for Non-Line-of-Sight Understanding","display_name":"NLOS-R <sup>2</sup> : Alternate Reconstruction and Recognition for Non-Line-of-Sight Understanding","publication_year":2025,"publication_date":"2025-06-30","ids":{"openalex":"https://openalex.org/W4415708736","doi":"https://doi.org/10.1109/icme59968.2025.11209224"},"language":null,"primary_location":{"id":"doi:10.1109/icme59968.2025.11209224","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icme59968.2025.11209224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Conference on Multimedia and Expo (ICME)","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/A5100364966","display_name":"Yi Wang","orcid":"https://orcid.org/0000-0002-6294-1290"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yi Wang","raw_affiliation_strings":["University of Science and Technology of China,School of Information Science and Technology,Hefei,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China,School of Information Science and Technology,Hefei,China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036617501","display_name":"Ruixu Geng","orcid":"https://orcid.org/0000-0002-5794-9802"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ruixu Geng","raw_affiliation_strings":["University of Science and Technology of China,School of Cyber Science and Technology,Hefei,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China,School of Cyber Science and Technology,Hefei,China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061575451","display_name":"Jiarui Zhang","orcid":"https://orcid.org/0009-0007-5955-9537"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiarui Zhang","raw_affiliation_strings":["University of Science and Technology of China,School of Information Science and Technology,Hefei,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China,School of Information Science and Technology,Hefei,China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102375985","display_name":"Xiaolong Du","orcid":"https://orcid.org/0009-0003-7152-2033"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaolong Du","raw_affiliation_strings":["University of Science and Technology of China,School of Information Science and Technology,Hefei,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China,School of Information Science and Technology,Hefei,China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100378075","display_name":"Yan Chen","orcid":"https://orcid.org/0000-0002-3227-4562"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yan Chen","raw_affiliation_strings":["University of Science and Technology of China,School of Cyber Science and Technology,Hefei,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China,School of Cyber Science and Technology,Hefei,China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089921601","display_name":"Yang Hu","orcid":"https://orcid.org/0000-0003-0379-1525"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Hu","raw_affiliation_strings":["University of Science and Technology of China,School of Information Science and Technology,Hefei,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China,School of Information Science and Technology,Hefei,China","institution_ids":["https://openalex.org/I126520041"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100364966"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.32166257,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12153","display_name":"Advanced Optical Sensing Technologies","score":0.9444000124931335,"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":0.9444000124931335,"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"}},{"id":"https://openalex.org/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.0203000009059906,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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":0.004600000102072954,"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/projection","display_name":"Projection (relational algebra)","score":0.6370000243186951},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.4957999885082245},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.4578000009059906},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.44940000772476196},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4359000027179718},{"id":"https://openalex.org/keywords/activity-recognition","display_name":"Activity recognition","score":0.384799987077713}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7554000020027161},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7315999865531921},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6535999774932861},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.6370000243186951},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.4957999885082245},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.4578000009059906},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.44940000772476196},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4359000027179718},{"id":"https://openalex.org/C121687571","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity recognition","level":2,"score":0.384799987077713},{"id":"https://openalex.org/C154910267","wikidata":"https://www.wikidata.org/wiki/Q1740982","display_name":"Non-line-of-sight propagation","level":3,"score":0.33399999141693115},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.2957000136375427},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.28209999203681946},{"id":"https://openalex.org/C64876066","wikidata":"https://www.wikidata.org/wiki/Q5141226","display_name":"Cognitive neuroscience of visual object recognition","level":3,"score":0.27970001101493835},{"id":"https://openalex.org/C43126263","wikidata":"https://www.wikidata.org/wiki/Q128751","display_name":"Source code","level":2,"score":0.26570001244544983},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.2567000091075897}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icme59968.2025.11209224","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icme59968.2025.11209224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Conference on Multimedia and Expo (ICME)","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":23,"referenced_works":["https://openalex.org/W2112858385","https://openalex.org/W2117539524","https://openalex.org/W2194775991","https://openalex.org/W2626739722","https://openalex.org/W2752782242","https://openalex.org/W2794849006","https://openalex.org/W2913322182","https://openalex.org/W2963511208","https://openalex.org/W2964325192","https://openalex.org/W2979417385","https://openalex.org/W3000255543","https://openalex.org/W3009058813","https://openalex.org/W3157719322","https://openalex.org/W3207918547","https://openalex.org/W3215740530","https://openalex.org/W4307844773","https://openalex.org/W4313892909","https://openalex.org/W4386076325","https://openalex.org/W4392931989","https://openalex.org/W4402716200","https://openalex.org/W4402980177","https://openalex.org/W4404533930","https://openalex.org/W4405717605"],"related_works":[],"abstract_inverted_index":{"Passive":[0],"non-line-of-sight":[1],"(NLOS)":[2],"imaging":[3],"aims":[4],"to":[5,50,75],"recover":[6],"hidden":[7,23,117],"scenes":[8],"from":[9],"indirect":[10],"reflections.":[11],"While":[12],"reconstruction":[13,83,95],"has":[14],"been":[15],"extensively":[16],"studied,":[17],"the":[18,41,51,69,103],"high-level":[19],"tasks":[20,74],"for":[21,34],"understanding":[22],"scenes,":[24],"such":[25],"as":[26],"recognition,":[27],"remain":[28],"insufficiently":[29],"explored":[30],"despite":[31],"their":[32],"importance":[33],"practical":[35],"applications.":[36],"Direct":[37],"classifying":[38],"using":[39],"either":[40],"projection":[42,115],"or":[43],"reconstructed":[44],"images":[45],"yields":[46],"limited":[47],"performance":[48],"due":[49],"severe":[52],"image":[53,118],"degradation.":[54],"In":[55],"this":[56],"paper,":[57],"we":[58,101],"propose":[59],"NLOS-R<sup":[60],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[61],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>,":[62],"an":[63],"alternate":[64],"reconstruction-recognition":[65],"framework":[66,88],"that":[67,123],"leverages":[68],"complementary":[70],"nature":[71],"of":[72],"both":[73],"enhance":[76],"NLOS":[77,108],"scene":[78],"understanding.":[79],"By":[80],"iteratively":[81],"optimizing":[82],"and":[84,113,116,136],"recognition":[85,91,128],"networks,":[86],"our":[87,124],"effectively":[89],"improves":[90],"accuracy":[92],"while":[93],"maintaining":[94],"quality.":[96],"To":[97],"enable":[98],"systematic":[99],"evaluation,":[100],"introduce":[102],"first":[104],"large-scale":[105],"multi-class":[106],"passive":[107],"dataset,":[109],"containing":[110],"42":[111],"classes":[112],"50,400":[114],"pairs.":[119],"Extensive":[120],"experiments":[121],"demonstrate":[122],"approach":[125],"achieves":[126],"52.88%":[127],"accuracy,":[129],"significantly":[130],"outperforming":[131],"existing":[132],"methods.":[133],"The":[134],"code":[135],"dataset":[137],"are":[138],"available":[139],"at":[140],"https://github.com/ustceewy/NLOS-R2.":[141]},"counts_by_year":[],"updated_date":"2026-04-29T09:16:38.111599","created_date":"2025-10-30T00:00:00"}