{"id":"https://openalex.org/W4401414961","doi":"https://doi.org/10.1109/icra57147.2024.10611470","title":"LB-R2R-Calib: Accurate and Robust Extrinsic Calibration of Multiple Long Baseline 4D Imaging Radars for V2X","display_name":"LB-R2R-Calib: Accurate and Robust Extrinsic Calibration of Multiple Long Baseline 4D Imaging Radars for V2X","publication_year":2024,"publication_date":"2024-05-13","ids":{"openalex":"https://openalex.org/W4401414961","doi":"https://doi.org/10.1109/icra57147.2024.10611470"},"language":"en","primary_location":{"id":"doi:10.1109/icra57147.2024.10611470","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icra57147.2024.10611470","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 IEEE International Conference on Robotics and Automation (ICRA)","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/A5100433129","display_name":"Jun Zhang","orcid":"https://orcid.org/0000-0002-2510-7205"},"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":true,"raw_author_name":"Jun Zhang","raw_affiliation_strings":["Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore"],"affiliations":[{"raw_affiliation_string":"Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101807418","display_name":"Zihan Yang","orcid":"https://orcid.org/0000-0001-8632-6412"},"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":"Zihan Yang","raw_affiliation_strings":["Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore"],"affiliations":[{"raw_affiliation_string":"Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101940543","display_name":"Fangwei Zhang","orcid":"https://orcid.org/0000-0003-3444-1974"},"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":"Fangwei Zhang","raw_affiliation_strings":["Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore"],"affiliations":[{"raw_affiliation_string":"Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100773430","display_name":"Zhenyu Wu","orcid":"https://orcid.org/0000-0002-9094-4982"},"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":"Zhenyu Wu","raw_affiliation_strings":["Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore"],"affiliations":[{"raw_affiliation_string":"Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018102527","display_name":"Guohao Peng","orcid":"https://orcid.org/0000-0001-9967-4934"},"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":"Guohao Peng","raw_affiliation_strings":["Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore"],"affiliations":[{"raw_affiliation_string":"Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030639080","display_name":"Yiyao Liu","orcid":"https://orcid.org/0000-0002-7222-739X"},"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":"Yiyao Liu","raw_affiliation_strings":["Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore"],"affiliations":[{"raw_affiliation_string":"Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011097409","display_name":"Qiyang Lyu","orcid":null},"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":"Qiyang Lyu","raw_affiliation_strings":["Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore"],"affiliations":[{"raw_affiliation_string":"Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059520724","display_name":"Mingxing Wen","orcid":"https://orcid.org/0000-0002-9751-2648"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mingxing Wen","raw_affiliation_strings":["China-Singapore International Joint Research Institute,Intelligent Perception Innovation Research Center"],"affiliations":[{"raw_affiliation_string":"China-Singapore International Joint Research Institute,Intelligent Perception Innovation Research Center","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083472752","display_name":"Danwei Wang","orcid":null},"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":"Danwei Wang","raw_affiliation_strings":["Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore"],"affiliations":[{"raw_affiliation_string":"Nanyang Technological University,School of Electrical and Electronic Engineering,Singapore","institution_ids":["https://openalex.org/I172675005"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5100433129"],"corresponding_institution_ids":["https://openalex.org/I172675005"],"apc_list":null,"apc_paid":null,"fwci":0.8614,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.74339782,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"16729","last_page":"16735"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9948999881744385,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9948999881744385,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.9930999875068665,"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/T12019","display_name":"Calibration and Measurement Techniques","score":0.9735000133514404,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/baseline","display_name":"Baseline (sea)","score":0.8631547093391418},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.7084411382675171},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4668952226638794},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.41823437809944153},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.36206185817718506},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.12469390034675598},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.11323121190071106},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1059197187423706}],"concepts":[{"id":"https://openalex.org/C12725497","wikidata":"https://www.wikidata.org/wiki/Q810247","display_name":"Baseline (sea)","level":2,"score":0.8631547093391418},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.7084411382675171},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4668952226638794},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.41823437809944153},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.36206185817718506},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.12469390034675598},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.11323121190071106},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1059197187423706},{"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/icra57147.2024.10611470","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icra57147.2024.10611470","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 IEEE International Conference on Robotics and Automation (ICRA)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6700000166893005,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1528819899","https://openalex.org/W2967040347","https://openalex.org/W2989938886","https://openalex.org/W3094484211","https://openalex.org/W3129064307","https://openalex.org/W3132158893","https://openalex.org/W3159656515","https://openalex.org/W3171843835","https://openalex.org/W3205362814","https://openalex.org/W3216641293","https://openalex.org/W4210674219","https://openalex.org/W4229371846","https://openalex.org/W4281661603","https://openalex.org/W4285102653","https://openalex.org/W4285330200","https://openalex.org/W4308080016","https://openalex.org/W4308080461","https://openalex.org/W4312080676","https://openalex.org/W4312336128","https://openalex.org/W4313039253","https://openalex.org/W4379933571","https://openalex.org/W4383108717","https://openalex.org/W4383647908","https://openalex.org/W4385301501","https://openalex.org/W4385324481","https://openalex.org/W4385569668","https://openalex.org/W4386065453","https://openalex.org/W4389599473","https://openalex.org/W4389666584","https://openalex.org/W4391768470","https://openalex.org/W6777630182","https://openalex.org/W6845720290"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2383111961","https://openalex.org/W2365952365","https://openalex.org/W2352448290","https://openalex.org/W2380820513","https://openalex.org/W2913146933","https://openalex.org/W2372385138","https://openalex.org/W4296359239","https://openalex.org/W2101155126"],"abstract_inverted_index":{"As":[0],"a":[1,157,167,197],"new":[2,147,180],"sensor,":[3],"4D":[4,45,106,209,214],"radar":[5,107],"(x,":[6],"y,":[7],"z,":[8],"velocity)":[9],"has":[10],"great":[11],"potential":[12],"for":[13,174],"V2X,":[14,51],"due":[15],"to":[16,56,114,132,138,186],"its":[17],"3D":[18],"point":[19,108,200],"cloud,":[20,201],"direct":[21],"doppler":[22],"velocity":[23],"output,":[24],"long":[25,43],"distance":[26],"ranging,":[27],"low-cost,":[28],"and":[29,82,97,103,116,121,191,228],"more":[30],"importantly,":[31],"robust":[32],"perception":[33],"in":[34,50,216],"all":[35],"weathers.":[36],"However,":[37],"the":[38,54,119,123,163,189,193],"extrinsic":[39,134],"calibration":[40],"of":[41,208],"multiple":[42],"baseline":[44,81,96],"radars":[46,215],"is":[47,53,69,94,112,136,149,162,166,172,184,225],"rarely":[48],"researched":[49],"which":[52,93],"key":[55],"fuse":[57],"multi-radars.":[58],"The":[59,142,160],"main":[60],"reasons":[61],"are":[62,87],"three-folds:":[63],"(1)":[64,145],"New":[65],"sensor.":[66],"Thus,":[67,110,170],"it":[68,111,171],"not":[70],"surprising":[71],"that":[72],"little":[73],"related":[74],"work":[75],"can":[76],"be":[77],"found.":[78],"(2)":[79,178],"Long":[80],"large":[83,175],"viewpoint-difference.":[84,99],"Current":[85],"works":[86],"mainly":[88],"focused":[89],"on":[90],"unmanned":[91],"vehicles,":[92],"short":[95],"small":[98],"(3)":[100],"Sparse,":[101],"noisy,":[102],"very":[104,198],"cluttered":[105,199],"cloud.":[109],"challenging":[113],"rapidly":[115,187],"accurately":[117],"locate":[118,188],"target":[120,148,164,190,194],"extract":[122,192],"feature.":[124,169],"In":[125],"this":[126],"paper,":[127],"LB-R2R-Calib":[128],"(Long":[129],"Baseline":[130],"Radar":[131,133],"Calibration)":[135],"proposed":[137,185],"address":[139],"these":[140],"problems.":[141],"novelties":[143],"are:":[144],"A":[146,179],"introduced:":[150],"an":[151],"eight-quadrant":[152],"corner":[153],"reflector":[154],"enclosed":[155],"by":[156],"foam":[158],"sphere.":[159],"benefit":[161],"center":[165,195],"viewpoint-invariant":[168],"ideal":[173],"viewpoint-difference":[176],"calibration.":[177],"feature":[181],"extraction":[182],"algorithm":[183],"from":[196],"as":[202],"we":[203],"observed":[204],"some":[205],"important":[206],"characteristics":[207],"radar.":[210],"Experiments":[211],"with":[212,219],"two":[213],"real":[217],"environments":[218],"four":[220],"configurations":[221],"demonstrate":[222],"our":[223],"method":[224],"highly":[226],"accurate":[227],"robust.":[229]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2025-12-26T23:08:49.675405","created_date":"2025-10-10T00:00:00"}
