{"id":"https://openalex.org/W4402264615","doi":"https://doi.org/10.1109/igarss53475.2024.10642473","title":"Off-Grid Time-Delay Estimation for Ground Penetrating Radar: A Nested Sampling Based Block Sparse Representation Method","display_name":"Off-Grid Time-Delay Estimation for Ground Penetrating Radar: A Nested Sampling Based Block Sparse Representation Method","publication_year":2024,"publication_date":"2024-07-07","ids":{"openalex":"https://openalex.org/W4402264615","doi":"https://doi.org/10.1109/igarss53475.2024.10642473"},"language":"en","primary_location":{"id":"doi:10.1109/igarss53475.2024.10642473","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/igarss53475.2024.10642473","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2024 - 2024 IEEE International Geoscience and Remote Sensing Symposium","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/A5022508992","display_name":"Huimin Pan","orcid":"https://orcid.org/0000-0002-1473-6778"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huimin Pan","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics,Nanjing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics,Nanjing,China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000806577","display_name":"Jingjing Pan","orcid":"https://orcid.org/0000-0001-7362-0778"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingjing Pan","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics,Nanjing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics,Nanjing,China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009123701","display_name":"Meng Sun","orcid":"https://orcid.org/0000-0002-4565-5399"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Meng Sun","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics,Nanjing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics,Nanjing,China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100447052","display_name":"Xiaofei Zhang","orcid":"https://orcid.org/0000-0003-1464-1987"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaofei Zhang","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics,Nanjing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics,Nanjing,China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077683686","display_name":"Yide Wang","orcid":"https://orcid.org/0000-0002-1461-2003"},"institutions":[{"id":"https://openalex.org/I97188460","display_name":"Nantes Universit\u00e9","ror":"https://ror.org/03gnr7b55","country_code":"FR","type":"education","lineage":["https://openalex.org/I97188460"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Yide Wang","raw_affiliation_strings":["Polytech Nantes, Nantes University,Nantes,France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Polytech Nantes, Nantes University,Nantes,France","institution_ids":["https://openalex.org/I97188460"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.27162008,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"6464","last_page":"6467"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11609","display_name":"Geophysical Methods and Applications","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11609","display_name":"Geophysical Methods and Applications","score":1.0,"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"}},{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9998999834060669,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9987999796867371,"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/computer-science","display_name":"Computer science","score":0.6529451608657837},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.5932316780090332},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5386336445808411},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.46248775720596313},{"id":"https://openalex.org/keywords/ground-penetrating-radar","display_name":"Ground-penetrating radar","score":0.4309626817703247},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.4271276593208313},{"id":"https://openalex.org/keywords/sparse-approximation","display_name":"Sparse approximation","score":0.42684391140937805},{"id":"https://openalex.org/keywords/grid","display_name":"Grid","score":0.4133495092391968},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.41126441955566406},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4047326147556305},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20145735144615173},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.199629008769989},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.17749780416488647},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15433156490325928},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.14189061522483826},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08253815770149231}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6529451608657837},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.5932316780090332},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5386336445808411},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.46248775720596313},{"id":"https://openalex.org/C71813955","wikidata":"https://www.wikidata.org/wiki/Q503560","display_name":"Ground-penetrating radar","level":3,"score":0.4309626817703247},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.4271276593208313},{"id":"https://openalex.org/C124066611","wikidata":"https://www.wikidata.org/wiki/Q28684319","display_name":"Sparse approximation","level":2,"score":0.42684391140937805},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.4133495092391968},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.41126441955566406},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4047326147556305},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20145735144615173},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.199629008769989},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.17749780416488647},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15433156490325928},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.14189061522483826},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08253815770149231},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss53475.2024.10642473","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/igarss53475.2024.10642473","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2024 - 2024 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Climate action","id":"https://metadata.un.org/sdg/13","score":0.5899999737739563}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1991005508","https://openalex.org/W2071284784","https://openalex.org/W2098174516","https://openalex.org/W2129179050","https://openalex.org/W2135046866","https://openalex.org/W2135338342","https://openalex.org/W2149551443","https://openalex.org/W2243305382","https://openalex.org/W2418398406","https://openalex.org/W2528695050","https://openalex.org/W2767735429"],"related_works":["https://openalex.org/W4315471419","https://openalex.org/W2946057701","https://openalex.org/W4386931161","https://openalex.org/W2374146176","https://openalex.org/W2065249286","https://openalex.org/W2366839571","https://openalex.org/W4223960160","https://openalex.org/W2027762722","https://openalex.org/W2356754952","https://openalex.org/W3090858966"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"propose":[4],"a":[5],"nested":[6],"sampling":[7,28,35],"based":[8],"off-grid":[9,41],"block":[10,83],"sparse":[11,59,82],"representation":[12,60,84],"method":[13,99],"(Nested-OGBSR)":[14],"for":[15],"time-delay":[16],"estimation":[17,66,103],"(TDE)":[18],"of":[19,50,70,81,96,102],"coherent":[20],"ground":[21],"penetrating":[22],"radar":[23],"(GPR)":[24],"backscattered":[25],"echoes.":[26],"Nested":[27],"strategy":[29],"is":[30,44,73],"taken":[31],"to":[32,46,76,92],"reduce":[33],"the":[34,48,55,65,78,94,97],"rate":[36],"and":[37,62,87,107],"computational":[38,108],"burden.":[39],"The":[40,68],"data":[42],"model":[43],"adopted":[45],"eliminate":[47],"effect":[49],"basis":[51],"mismatch":[52],"caused":[53],"by":[54],"predefined":[56],"grids":[57],"in":[58,100],"(SR)":[61],"thus":[63],"improve":[64],"accuracy.":[67],"non-circularity":[69],"GPR":[71],"signals":[72],"also":[74],"utilized":[75],"enhance":[77],"temporal":[79,105],"resolution":[80,106],"(BSR).":[85],"Numerical":[86],"experimental":[88],"results":[89],"are":[90],"provided":[91],"show":[93],"superiority":[95],"proposed":[98],"terms":[101],"accuracy,":[104],"complexity.":[109]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
