{"id":"https://openalex.org/W2138487889","doi":"https://doi.org/10.1109/36.729356","title":"EMISAR: an absolutely calibrated polarimetric L- and C-band SAR","display_name":"EMISAR: an absolutely calibrated polarimetric L- and C-band SAR","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W2138487889","doi":"https://doi.org/10.1109/36.729356","mag":"2138487889"},"language":"en","primary_location":{"id":"doi:10.1109/36.729356","doi":"https://doi.org/10.1109/36.729356","is_oa":false,"landing_page_url":"https://doi.org/10.1109/36.729356","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","ccf-b","cwts-core","dongbi-b","jufo-3","norway-2","poland-200","russia-white-list-1","vabb-shw"],"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 Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://orbit.dtu.dk/en/publications/29d0cb70-6065-4a14-9118-c7dea8d139ad","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5113663793","display_name":"E. Lintz Christensen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"E.L. Christensen","raw_affiliation_strings":["Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark","Centre for Remote Sensing, Tech. Univ. Lyngby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]},{"raw_affiliation_string":"Centre for Remote Sensing, Tech. Univ. Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044545816","display_name":"Niels Skou","orcid":"https://orcid.org/0000-0002-7245-017X","observed_orcids":["https://orcid.org/0000-0002-7245-017X"]},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"N. Skou","raw_affiliation_strings":["Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053681309","display_name":"J\u00f8rgen Dall","orcid":"https://orcid.org/0000-0002-3873-1074","observed_orcids":["https://orcid.org/0000-0002-3873-1074"]},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"J. Dall","raw_affiliation_strings":["Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027702797","display_name":"K. Woelders","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"K.W. Woelders","raw_affiliation_strings":["Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]},{"author_position":"middle","author":{"id":null,"display_name":"J.H. Jorgensen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"J.H. Jorgensen","raw_affiliation_strings":["Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018302932","display_name":"Johan Granholm","orcid":"https://orcid.org/0000-0003-3932-0469","observed_orcids":["https://orcid.org/0000-0003-3932-0469"]},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"J. Granholm","raw_affiliation_strings":["Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072896937","display_name":"S\u00f8ren N\u00f8rvang Madsen","orcid":"https://orcid.org/0000-0001-7605-1072","observed_orcids":["https://orcid.org/0000-0001-7605-1072"]},"institutions":[{"id":"https://openalex.org/I96673099","display_name":"Technical University of Denmark","ror":"https://ror.org/04qtj9h94","country_code":"DK","type":"education","lineage":["https://openalex.org/I96673099"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"S.N. Madsen","raw_affiliation_strings":["Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Center for Remote Sensing, Department of Electromagnetic Systems, Technical University of Denmark, Kongens Lyngby, Denmark","institution_ids":["https://openalex.org/I96673099"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I96673099"],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":3.9775,"has_fulltext":false,"cited_by_count":114,"citation_normalized_percentile":{"value":0.9380838,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"36","issue":"6","first_page":"1852","last_page":"1865"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9491999745368958,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9491999745368958,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.03840000182390213,"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":0.00570000009611249,"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/emisar","display_name":"EMISAR","score":0.9959999918937683},{"id":"https://openalex.org/keywords/polarimetric-sar","display_name":"polarimetric SAR","score":0.7940000295639038},{"id":"https://openalex.org/keywords/l-band-sar","display_name":"L-band SAR","score":0.7649999856948853},{"id":"https://openalex.org/keywords/c-band-sar","display_name":"C-band SAR","score":1.0},{"id":"https://openalex.org/keywords/dual-frequency-sar","display_name":"dual-frequency SAR","score":0.8399999737739563},{"id":"https://openalex.org/keywords/absolute-calibration","display_name":"absolute calibration","score":0.8240000009536743},{"id":"https://openalex.org/keywords/airborne-synthetic-aperture-radar","display_name":"airborne SAR","score":0.6869999766349792},{"id":"https://openalex.org/keywords/antenna-gain-calibration","display_name":"antenna gain calibration","score":0.546999990940094},{"id":"https://openalex.org/keywords/radiation-pattern","display_name":"radiation pattern","score":0.6600000262260437},{"id":"https://openalex.org/keywords/sidelobe-suppression","display_name":"sidelobe suppression","score":0.7990000247955322},{"id":"https://openalex.org/keywords/sar-interferometry","display_name":"SAR interferometry","score":0.6510000228881836},{"id":"https://openalex.org/keywords/thermal-management","display_name":"thermal management","score":0.7039999961853027}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.8299981355667114},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.6659269332885742},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6636292934417725},{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.6424499750137329},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.5106204152107239},{"id":"https://openalex.org/C62282787","wikidata":"https://www.wikidata.org/wiki/Q831483","display_name":"Side looking airborne radar","level":5,"score":0.5101452469825745},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.5003089904785156},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4623476564884186},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.42804449796676636},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.41239702701568604},{"id":"https://openalex.org/C134406370","wikidata":"https://www.wikidata.org/wiki/Q832005","display_name":"Radar engineering details","level":4,"score":0.3193442225456238},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3151700794696808},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.23842188715934753},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.16796571016311646},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11365419626235962},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/36.729356","doi":"https://doi.org/10.1109/36.729356","is_oa":false,"landing_page_url":"https://doi.org/10.1109/36.729356","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","ccf-b","cwts-core","dongbi-b","jufo-3","norway-2","poland-200","russia-white-list-1","vabb-shw"],"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 Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:pure.atira.dk:publications/29d0cb70-6065-4a14-9118-c7dea8d139ad","doi":null,"is_oa":true,"landing_page_url":"https://orbit.dtu.dk/en/publications/29d0cb70-6065-4a14-9118-c7dea8d139ad","pdf_url":null,"source":{"id":"https://openalex.org/S4306400705","display_name":"Technical University of Denmark, DTU Orbit (Technical University of Denmark, DTU)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I96673099","host_organization_name":"Technical University of Denmark","host_organization_lineage":["https://openalex.org/I96673099"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Christensen , E L , Skou , N , Dall , J , Woelders , K , J\u00f8rgensen , J H , Granholm , J &amp; Madsen , S N 1998 , ' EMISAR: An Absolutely Calibrated Polarimetric L- and C-band SAR ' , I E E E Transactions on Geoscience and Remote Sensing , vol. 36 , no. 6 , pp. 1852-1865 . https://doi.org/10.1109/36.729356","raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:pure.atira.dk:publications/29d0cb70-6065-4a14-9118-c7dea8d139ad","doi":null,"is_oa":true,"landing_page_url":"https://orbit.dtu.dk/en/publications/29d0cb70-6065-4a14-9118-c7dea8d139ad","pdf_url":null,"source":{"id":"https://openalex.org/S4306400705","display_name":"Technical University of Denmark, DTU Orbit (Technical University of Denmark, DTU)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I96673099","host_organization_name":"Technical University of Denmark","host_organization_lineage":["https://openalex.org/I96673099"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Christensen , E L , Skou , N , Dall , J , Woelders , K , J\u00f8rgensen , J H , Granholm , J &amp; Madsen , S N 1998 , ' EMISAR: An Absolutely Calibrated Polarimetric L- and C-band SAR ' , I E E E Transactions on Geoscience and Remote Sensing , vol. 36 , no. 6 , pp. 1852-1865 . https://doi.org/10.1109/36.729356","raw_type":"article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320318240","display_name":"European Space Agency","ror":"https://ror.org/03wd9za21"},{"id":"https://openalex.org/F4320320943","display_name":"Danmarks Grundforskningsfond","ror":"https://ror.org/00znyv691"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1555722984","https://openalex.org/W1565890325","https://openalex.org/W1580504452","https://openalex.org/W1591429229","https://openalex.org/W2049677420","https://openalex.org/W2062928877","https://openalex.org/W2065961714","https://openalex.org/W2075475458","https://openalex.org/W2092759877","https://openalex.org/W2096705981","https://openalex.org/W2100832749","https://openalex.org/W2116247411","https://openalex.org/W2116375409","https://openalex.org/W2116587774","https://openalex.org/W2116683078","https://openalex.org/W2142810222","https://openalex.org/W2146457614","https://openalex.org/W2146688825","https://openalex.org/W2146947150","https://openalex.org/W2148043654","https://openalex.org/W2148662796","https://openalex.org/W2151698146","https://openalex.org/W2152269371","https://openalex.org/W2152956943","https://openalex.org/W2163384494","https://openalex.org/W2167441685","https://openalex.org/W2169682111","https://openalex.org/W2737833018","https://openalex.org/W3140056478","https://openalex.org/W3145435054","https://openalex.org/W3147755983","https://openalex.org/W4252107426","https://openalex.org/W4285719527","https://openalex.org/W7113349292"],"related_works":["https://openalex.org/W2104836777","https://openalex.org/W2125861792","https://openalex.org/W1580504452","https://openalex.org/W2143921562","https://openalex.org/W2148662796","https://openalex.org/W1653366379","https://openalex.org/W1605820702","https://openalex.org/W2106109945","https://openalex.org/W1629348268","https://openalex.org/W2161055176"],"abstract_inverted_index":{"EMISAR":[0],"is":[1,24,37,104,111],"a":[2,30,56],"high-resolution":[3],"(2/spl":[4],"times/2":[5],"m),":[6],"fully":[7],"polarimetric,":[8],"dual-frequency":[9],"(L-":[10],"and":[11,41,45,58,67,72,86,93],"C-band)":[12],"synthetic":[13],"aperture":[14],"radar":[15,61],"(SAR)":[16],"system":[17,36,81,84,103],"designed":[18],"for":[19,125],"remote-sensing":[20],"applications.":[21,119,128],"The":[22,35,101],"SAR":[23],"operated":[25],"at":[26],"high":[27],"altitudes":[28],"on":[29],"Gulfstream":[31],"G-3":[32],"jet":[33],"aircraft.":[34],"very":[38],"well":[39],"calibrated":[40],"has":[42,51],"low":[43,46],"sidelobes":[44],"cross-polar":[47],"contamination.":[48],"Digital":[49],"technology":[50],"been":[52,77],"utilized":[53],"to":[54,82,106,114],"realize":[55],"flexible":[57],"highly":[59],"stable":[60],"with":[62],"variable":[63],"resolution,":[64],"swath":[65],"width,":[66],"imaging":[68],"geometry.":[69],"Thermal":[70],"control":[71],"several":[73],"calibration":[74],"loops":[75],"have":[76],"built":[78],"into":[79],"the":[80,99,112,117],"ensure":[83],"stability":[85],"absolute":[87],"calibration.":[88,100],"Accurately":[89],"measured":[90],"antenna":[91],"gains":[92],"radiation":[94],"patterns":[95],"are":[96,123],"included":[97],"in":[98],"processing":[102],"developed":[105],"support":[107],"data":[108],"calibration,":[109],"which":[110],"key":[113],"most":[115],"of":[116],"current":[118],"Recent":[120],"interferometric":[121],"enhancements":[122],"important":[124],"many":[126],"scientific":[127]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":7}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
