{"id":"https://openalex.org/W7135197669","doi":"https://doi.org/10.1109/lra.2026.3673977","title":"Diffusion-Based mmWave Radar Point Cloud Enhancement Driven by Range Images","display_name":"Diffusion-Based mmWave Radar Point Cloud Enhancement Driven by Range Images","publication_year":2026,"publication_date":"2026-03-13","ids":{"openalex":"https://openalex.org/W7135197669","doi":"https://doi.org/10.1109/lra.2026.3673977"},"language":null,"primary_location":{"id":"doi:10.1109/lra.2026.3673977","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lra.2026.3673977","pdf_url":null,"source":{"id":"https://openalex.org/S4210169774","display_name":"IEEE Robotics and Automation Letters","issn_l":"2377-3766","issn":["2377-3766"],"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 Robotics and Automation Letters","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":"Ruixin Wu","orcid":"https://orcid.org/0009-0000-8585-0060"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ruixin Wu","raw_affiliation_strings":["The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China"],"raw_orcid":"https://orcid.org/0009-0000-8585-0060","affiliations":[{"raw_affiliation_string":"The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Zihan Li","orcid":"https://orcid.org/0009-0000-3803-3199"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zihan Li","raw_affiliation_strings":["State Key Laboratory of Robotics and Systems, Department of Mechatronics Engineering, Harbin Institute of Technology, Harbin, China"],"raw_orcid":"https://orcid.org/0009-0000-3803-3199","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Robotics and Systems, Department of Mechatronics Engineering, Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128924506","display_name":"Jin Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jin Wang","raw_affiliation_strings":["The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China"],"raw_orcid":"https://orcid.org/0000-0003-3106-021X","affiliations":[{"raw_affiliation_string":"The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Xiangyu Xu","orcid":"https://orcid.org/0009-0005-8945-8222"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiangyu Xu","raw_affiliation_strings":["The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China"],"raw_orcid":"https://orcid.org/0009-0005-8945-8222","affiliations":[{"raw_affiliation_string":"The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128940706","display_name":"Zhi Zheng","orcid":null},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhi Zheng","raw_affiliation_strings":["The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China"],"raw_orcid":"https://orcid.org/0000-0001-9770-8176","affiliations":[{"raw_affiliation_string":"The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Kaixiang Huang","orcid":"https://orcid.org/0000-0002-1256-153X"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaixiang Huang","raw_affiliation_strings":["The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-1256-153X","affiliations":[{"raw_affiliation_string":"The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5129076106","display_name":"Guodong Lu","orcid":null},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guodong Lu","raw_affiliation_strings":["The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-2762-9912","affiliations":[{"raw_affiliation_string":"The State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I76130692"],"apc_list":null,"apc_paid":null,"fwci":12.7794,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.98455924,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"11","issue":"5","first_page":"6082","last_page":"6089"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.4101000130176544,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.4101000130176544,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.23909999430179596,"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/T12153","display_name":"Advanced Optical Sensing Technologies","score":0.05380000174045563,"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/radar","display_name":"Radar","score":0.4909000098705292},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4652999937534332},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.399399995803833},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.3871000111103058},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.3763999938964844},{"id":"https://openalex.org/keywords/radar-tracker","display_name":"Radar tracker","score":0.32019999623298645}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6560999751091003},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4909000098705292},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.47760000824928284},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4652999937534332},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.399399995803833},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.3871000111103058},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.3763999938964844},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3208000063896179},{"id":"https://openalex.org/C32283439","wikidata":"https://www.wikidata.org/wiki/Q1407014","display_name":"Radar tracker","level":3,"score":0.32019999623298645},{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.28929999470710754},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2888000011444092},{"id":"https://openalex.org/C131979681","wikidata":"https://www.wikidata.org/wiki/Q1899648","display_name":"Point cloud","level":2,"score":0.2863999903202057},{"id":"https://openalex.org/C81076408","wikidata":"https://www.wikidata.org/wiki/Q229387","display_name":"3D radar","level":5,"score":0.2842999994754791},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.27160000801086426},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.26759999990463257},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.2596000134944916},{"id":"https://openalex.org/C139931591","wikidata":"https://www.wikidata.org/wiki/Q1029151","display_name":"Pulse-Doppler radar","level":4,"score":0.25949999690055847}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lra.2026.3673977","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lra.2026.3673977","pdf_url":null,"source":{"id":"https://openalex.org/S4210169774","display_name":"IEEE Robotics and Automation Letters","issn_l":"2377-3766","issn":["2377-3766"],"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 Robotics and Automation Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Millimeter-wave":[0],"(mmWave)":[1],"radar":[2,21,36,94],"has":[3],"attracted":[4],"significant":[5],"attention":[6],"in":[7,16,48,121],"robotics":[8],"and":[9,27,90,106],"autonomous":[10],"driving":[11],"due":[12,51],"to":[13,41,52,87],"its":[14,31],"robustness":[15],"harsh":[17],"environments.":[18],"However,":[19],"the":[20,43,53,70],"point":[22,95,126],"clouds":[23,96,127],"are":[24],"typically":[25],"sparse":[26],"noisy,":[28],"which":[29],"limits":[30],"futher":[32],"development.":[33],"Traditional":[34],"mmWave":[35,93,129],"enhancement":[37],"approaches":[38],"often":[39],"struggle":[40],"leverage":[42],"effectiveness":[44],"of":[45,72],"diffusion":[46,79,85],"models":[47],"super-resolution,":[49],"largely":[50],"unnatural":[54],"range-azimuth":[55],"heatmap":[56],"(RAH)":[57],"or":[58],"bird's":[59],"eye":[60],"view":[61],"(BEV)":[62],"representation.":[63],"To":[64],"address":[65],"this":[66],"issue,":[67],"we":[68],"pioneer":[69],"integration":[71],"range":[73],"image":[74,78,84],"representations":[75],"into":[76],"an":[77],"framework":[80],"that":[81,110],"leverages":[82],"pre-trained":[83],"priors":[86],"generate":[88],"dense":[89],"accurate":[91],"3D":[92],"with":[97],"LiDAR-like":[98,125],"quality.":[99],"Extensive":[100],"evaluations":[101],"on":[102],"both":[103],"public":[104],"datasets":[105,108],"self-constructed":[107],"demonstrate":[109],"our":[111],"approach":[112],"provides":[113],"substantial":[114],"improvements,":[115],"establishing":[116],"a":[117],"new":[118],"state-of-the-art":[119],"performance":[120],"generating":[122],"truly":[123],"three-dimensional":[124],"via":[128],"radar.":[130]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-04-04T06:10:10.580331","created_date":"2026-03-14T00:00:00"}
