{"id":"https://openalex.org/W1977839028","doi":"https://doi.org/10.1117/12.354607","title":"Polarimetric calibration for ultrawideband radar","display_name":"Polarimetric calibration for ultrawideband radar","publication_year":1999,"publication_date":"1999-07-20","ids":{"openalex":"https://openalex.org/W1977839028","doi":"https://doi.org/10.1117/12.354607","mag":"1977839028"},"language":"en","primary_location":{"id":"doi:10.1117/12.354607","doi":"https://doi.org/10.1117/12.354607","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.354607","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"},"volume":null,"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/A5007105717","display_name":"Ravikiran Rajagopal","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. Rajagopal","raw_affiliation_strings":["The Ohio State Univ. (United States)","The Ohio State University UNITED STATES"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Ohio State Univ. (United States)","institution_ids":["https://openalex.org/I52357470"]},{"raw_affiliation_string":"The Ohio State University UNITED STATES","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079352035","display_name":"Lee C. Potter","orcid":"https://orcid.org/0000-0002-1537-1627","observed_orcids":["https://orcid.org/0000-0002-1537-1627"]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Lee C. Potter","raw_affiliation_strings":["The Ohio State Univ. (United States)","The Ohio State University UNITED STATES"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Ohio State Univ. (United States)","institution_ids":["https://openalex.org/I52357470"]},{"raw_affiliation_string":"The Ohio State University UNITED STATES","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072557582","display_name":"Emre Ertin","orcid":"https://orcid.org/0000-0001-7815-0728","observed_orcids":["https://orcid.org/0000-0001-7815-0728"]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Emre Ertin","raw_affiliation_strings":["The Ohio State Univ. (United States)","The Ohio State University UNITED STATES"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Ohio State Univ. (United States)","institution_ids":["https://openalex.org/I52357470"]},{"raw_affiliation_string":"The Ohio State University UNITED STATES","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055459053","display_name":"Ravinder Kapoor","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I166416128","display_name":"DEVCOM Army Research Laboratory","ror":"https://ror.org/011hc8f90","country_code":"US","type":"government","lineage":["https://openalex.org/I1304082316","https://openalex.org/I1330347796","https://openalex.org/I166416128","https://openalex.org/I2802705668","https://openalex.org/I4210154437"]},{"id":"https://openalex.org/I4210088792","display_name":"United States Army","ror":"https://ror.org/00afsp483","country_code":"US","type":"government","lineage":["https://openalex.org/I1304082316","https://openalex.org/I1330347796","https://openalex.org/I4210088792"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ravinder Kapoor","raw_affiliation_strings":["Army Research Lab. United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Army Research Lab. United States","institution_ids":["https://openalex.org/I166416128","https://openalex.org/I4210088792"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044767245","display_name":"Tuan T. Ton","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I166416128","display_name":"DEVCOM Army Research Laboratory","ror":"https://ror.org/011hc8f90","country_code":"US","type":"government","lineage":["https://openalex.org/I1304082316","https://openalex.org/I1330347796","https://openalex.org/I166416128","https://openalex.org/I2802705668","https://openalex.org/I4210154437"]},{"id":"https://openalex.org/I4210088792","display_name":"United States Army","ror":"https://ror.org/00afsp483","country_code":"US","type":"government","lineage":["https://openalex.org/I1304082316","https://openalex.org/I1330347796","https://openalex.org/I4210088792"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tuan T. Ton","raw_affiliation_strings":["Army Research Lab. United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Army Research Lab. United States","institution_ids":["https://openalex.org/I166416128","https://openalex.org/I4210088792"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"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":0.10364095,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"3704","issue":null,"first_page":"66","last_page":"74"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.5508000254631042,"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"}},"topics":[{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.5508000254631042,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.3100999891757965,"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/T12019","display_name":"Calibration and Measurement Techniques","score":0.03009999915957451,"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/ultra-wideband-radar","display_name":"ultra-wideband radar","score":0.9480000138282776},{"id":"https://openalex.org/keywords/polarization-calibration","display_name":"polarimetric calibration","score":0.9810000061988831},{"id":"https://openalex.org/keywords/calibration-targets","display_name":"calibration targets","score":0.9350000023841858}],"concepts":[{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.7507967352867126},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7240665555000305},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.6544895768165588},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6189464330673218},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6142898201942444},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.5998415946960449},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.5738703608512878},{"id":"https://openalex.org/C62282787","wikidata":"https://www.wikidata.org/wiki/Q831483","display_name":"Side looking airborne radar","level":5,"score":0.5295178294181824},{"id":"https://openalex.org/C2779885931","wikidata":"https://www.wikidata.org/wiki/Q17010029","display_name":"Microwave imaging","level":3,"score":0.5186682939529419},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.4821069538593292},{"id":"https://openalex.org/C109094680","wikidata":"https://www.wikidata.org/wiki/Q6060432","display_name":"Inverse synthetic aperture radar","level":4,"score":0.4470686912536621},{"id":"https://openalex.org/C100102862","wikidata":"https://www.wikidata.org/wiki/Q2625855","display_name":"Bistatic radar","level":4,"score":0.39748769998550415},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.27893033623695374},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2261987030506134},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1966087520122528},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.19571098685264587},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.16548442840576172},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14862415194511414},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1117/12.354607","doi":"https://doi.org/10.1117/12.354607","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.354607","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W122753319"],"related_works":["https://openalex.org/W7098182148","https://openalex.org/W2075920064","https://openalex.org/W2041090963","https://openalex.org/W2155486763","https://openalex.org/W2086722870","https://openalex.org/W2032296296","https://openalex.org/W2363811989","https://openalex.org/W2058808990","https://openalex.org/W1487689755","https://openalex.org/W2145673573"],"abstract_inverted_index":{"Ultra":[0],"wideband":[1,111],"(UWB)":[2],"radar":[3],"is":[4],"an":[5,104,115],"emerging":[6],"technology":[7],"with":[8],"potential":[9],"for":[10,77,109],"all-weather,":[11],"remote":[12],"sensing":[13],"of":[14,24,32,47,61,97,106],"objects":[15,62],"obscured":[16],"by":[17],"foliage":[18],"or":[19,30],"buried":[20],"underground.":[21],"Multiple":[22],"octaves":[23],"frequency":[25],"coverage":[26],"and":[27,71,80,113],"90":[28],"degrees":[29],"more":[31],"viewing":[33,72],"angles":[34],"across":[35],"a":[36,58,64],"synthesized":[37],"aperture":[38],"are":[39],"used":[40],"to":[41],"obtain":[42],"high":[43],"spatial":[44],"resolution":[45],"mapping":[46],"scattering":[48],"behavior.":[49],"Additionally,":[50],"fully":[51],"polarimetric":[52,110],"responses":[53],"can":[54],"be":[55],"measured,":[56],"providing":[57],"multichannel":[59,86],"characterization":[60],"in":[63,69],"scene.":[65],"However,":[66],"the":[67,85,95,98],"diversity":[68],"wavelength":[70],"angle":[73],"presents":[74],"significant":[75],"challenges":[76,92],"system":[78,88],"engineering":[79],"data":[81],"interpretation.":[82],"In":[83],"particular,":[84],"UWB":[87,99],"poses":[89],"unique":[90],"imaging":[91],"arising":[93],"from":[94],"variation":[96],"antenna":[100],"response.":[101],"We":[102],"present":[103],"overview":[105],"calibration":[107,118,121],"techniques":[108],"imagery,":[112],"introduce":[114],"image":[116],"domain":[117],"technique":[119],"using":[120],"targets.":[122]},"counts_by_year":[],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}