{"id":"https://openalex.org/W2168245975","doi":"https://doi.org/10.1109/tgrs.2002.1176146","title":"Apodization functions for 2-D hexagonally sampled synthetic aperture imaging radiometers","display_name":"Apodization functions for 2-D hexagonally sampled synthetic aperture imaging radiometers","publication_year":2002,"publication_date":"2002-12-01","ids":{"openalex":"https://openalex.org/W2168245975","doi":"https://doi.org/10.1109/tgrs.2002.1176146","mag":"2168245975"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2002.1176146","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2002.1176146","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,"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"},"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/A5084432173","display_name":"\u00c9ric Anterrieu","orcid":"https://orcid.org/0000-0002-8825-9652"},"institutions":[{"id":"https://openalex.org/I4210106946","display_name":"Centre Europ\u00e9en de Recherche et de Formation Avanc\u00e9e en Calcul Scientifique","ror":"https://ror.org/02dzbc556","country_code":"FR","type":"facility","lineage":["https://openalex.org/I4210106946"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"E. Anterrieu","raw_affiliation_strings":["Signal and Image Processing Group, Centre Europ\u00e9en de Recherche et de Formation Avanc\u00e9e en Calcul Scientifique, Toulouse, France","CERFACS - Centre Europ\u00e9en de Recherche et de Formation Avanc\u00e9e en Calcul Scientifique (42 Avenue Gaspard Coriolis 31057 TOULOUSE CEDEX 1 - France)"],"affiliations":[{"raw_affiliation_string":"Signal and Image Processing Group, Centre Europ\u00e9en de Recherche et de Formation Avanc\u00e9e en Calcul Scientifique, Toulouse, France","institution_ids":["https://openalex.org/I4210106946"]},{"raw_affiliation_string":"CERFACS - Centre Europ\u00e9en de Recherche et de Formation Avanc\u00e9e en Calcul Scientifique (42 Avenue Gaspard Coriolis 31057 TOULOUSE CEDEX 1 - France)","institution_ids":["https://openalex.org/I4210106946"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107169566","display_name":"Philippe Waldteufel","orcid":"https://orcid.org/0000-0002-0795-809X"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"funder","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210114102","display_name":"Institut Pierre-Simon Laplace","ror":"https://ror.org/02haar591","country_code":"FR","type":"facility","lineage":["https://openalex.org/I39804081","https://openalex.org/I4210114102"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"P. Waldteufel","raw_affiliation_strings":["Institut Pierre-Simon Laplace (IPSL), Service d'A\u00e9ronomie du CNRS, Verrieres le Buisson, France","SA - Service d'a\u00e9ronomie (France)"],"affiliations":[{"raw_affiliation_string":"Institut Pierre-Simon Laplace (IPSL), Service d'A\u00e9ronomie du CNRS, Verrieres le Buisson, France","institution_ids":["https://openalex.org/I4210114102","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"SA - Service d'a\u00e9ronomie (France)","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110722190","display_name":"A. Lannes","orcid":null},"institutions":[{"id":"https://openalex.org/I4210106946","display_name":"Centre Europ\u00e9en de Recherche et de Formation Avanc\u00e9e en Calcul Scientifique","ror":"https://ror.org/02dzbc556","country_code":"FR","type":"facility","lineage":["https://openalex.org/I4210106946"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"A. Lannes","raw_affiliation_strings":["Signal and Image Processing Group, Centre Europ\u00e9en de Recherche et de Formation Avanc\u00e9e en Calcul Scientifique, Toulouse, France","CERFACS - Centre Europ\u00e9en de Recherche et de Formation Avanc\u00e9e en Calcul Scientifique (42 Avenue Gaspard Coriolis 31057 TOULOUSE CEDEX 1 - France)"],"affiliations":[{"raw_affiliation_string":"Signal and Image Processing Group, Centre Europ\u00e9en de Recherche et de Formation Avanc\u00e9e en Calcul Scientifique, Toulouse, France","institution_ids":["https://openalex.org/I4210106946"]},{"raw_affiliation_string":"CERFACS - Centre Europ\u00e9en de Recherche et de Formation Avanc\u00e9e en Calcul Scientifique (42 Avenue Gaspard Coriolis 31057 TOULOUSE CEDEX 1 - France)","institution_ids":["https://openalex.org/I4210106946"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5084432173"],"corresponding_institution_ids":["https://openalex.org/I4210106946"],"apc_list":null,"apc_paid":null,"fwci":4.0205,"has_fulltext":false,"cited_by_count":93,"citation_normalized_percentile":{"value":0.93680782,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"40","issue":"12","first_page":"2531","last_page":"2542"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"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":0.9965999722480774,"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/T11609","display_name":"Geophysical Methods and Applications","score":0.9955999851226807,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/radiometer","display_name":"Radiometer","score":0.6219179630279541},{"id":"https://openalex.org/keywords/apodization","display_name":"Apodization","score":0.5765126347541809},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5759555697441101},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5503180623054504},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5463195443153381},{"id":"https://openalex.org/keywords/gibbs-phenomenon","display_name":"Gibbs phenomenon","score":0.545864999294281},{"id":"https://openalex.org/keywords/aliasing","display_name":"Aliasing","score":0.512710690498352},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.4985358715057373},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.47526806592941284},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.46861180663108826},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.4537321925163269},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.3406582474708557},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.3231508135795593},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.21748483180999756},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.17998233437538147},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.12130150198936462},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.11463922262191772}],"concepts":[{"id":"https://openalex.org/C120189094","wikidata":"https://www.wikidata.org/wiki/Q850281","display_name":"Radiometer","level":2,"score":0.6219179630279541},{"id":"https://openalex.org/C51427946","wikidata":"https://www.wikidata.org/wiki/Q618827","display_name":"Apodization","level":2,"score":0.5765126347541809},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5759555697441101},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5503180623054504},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5463195443153381},{"id":"https://openalex.org/C149568634","wikidata":"https://www.wikidata.org/wiki/Q5374","display_name":"Gibbs phenomenon","level":3,"score":0.545864999294281},{"id":"https://openalex.org/C4069607","wikidata":"https://www.wikidata.org/wiki/Q868732","display_name":"Aliasing","level":3,"score":0.512710690498352},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.4985358715057373},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.47526806592941284},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.46861180663108826},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.4537321925163269},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3406582474708557},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3231508135795593},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.21748483180999756},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.17998233437538147},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.12130150198936462},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.11463922262191772},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tgrs.2002.1176146","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2002.1176146","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,"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:HAL:hal-00005158v1","is_oa":false,"landing_page_url":"https://hal.science/hal-00005158","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing, 2002, 40(12), pp.2531-2542. &#x27E8;10.1109/TGRS.2002.1176146&#x27E9;","raw_type":"Journal articles"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life below water","id":"https://metadata.un.org/sdg/14","score":0.8500000238418579}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W588274091","https://openalex.org/W1603037700","https://openalex.org/W1981745143","https://openalex.org/W1988337855","https://openalex.org/W1988863407","https://openalex.org/W2007530593","https://openalex.org/W2056722718","https://openalex.org/W2060968961","https://openalex.org/W2061171222","https://openalex.org/W2067111814","https://openalex.org/W2077321795","https://openalex.org/W2102577617","https://openalex.org/W2106423044","https://openalex.org/W2111460811","https://openalex.org/W2132549823","https://openalex.org/W2160502247","https://openalex.org/W2469233513","https://openalex.org/W3023201122","https://openalex.org/W3025092093","https://openalex.org/W3108697635","https://openalex.org/W4231896027","https://openalex.org/W4298425892","https://openalex.org/W4312258136"],"related_works":["https://openalex.org/W2619149425","https://openalex.org/W2037148001","https://openalex.org/W2351106458","https://openalex.org/W2391823059","https://openalex.org/W2619895501","https://openalex.org/W3108302206","https://openalex.org/W1974101275","https://openalex.org/W2148168405","https://openalex.org/W3092462284","https://openalex.org/W2312638265"],"abstract_inverted_index":{"It":[0],"is":[1,32,49,88,128,186],"now":[2],"well":[3],"established":[4],"that":[5],"synthetic":[6],"aperture":[7],"imaging":[8],"radiometers":[9],"promise":[10],"to":[11,57,76,79,89,131],"be":[12,77,154,180],"powerful":[13],"sensors":[14],"for":[15,47,134,167,188],"high-resolution":[16],"observations":[17],"of":[18,62,72,85,99,113,119,123,137,177],"the":[19,28,35,63,70,73,80,91,96,100,105,138,200],"Earth":[20],"at":[21],"low":[22],"microwave":[23],"frequencies.":[24],"Within":[25],"this":[26,86],"context,":[27],"European":[29],"Space":[30],"Agency":[31],"currently":[33],"developing":[34],"Soil":[36],"Moisture":[37],"and":[38,55,104,170],"Ocean":[39],"Salinity":[40],"(SMOS)":[41],"mission.":[42],"The":[43,83],"Y-shaped":[44],"array":[45],"selected":[46],"SMOS":[48],"fitted":[50],"with":[51,69],"equally":[52],"spaced":[53],"antennae":[54],"leads":[56],"a":[58,157,173],"natural":[59],"hexagonal":[60,151,192],"sampling":[61],"Fourier":[64,147,163],"plane.":[65],"This":[66,141],"paper":[67,142],"deals":[68],"choice":[71],"apodization":[74],"function":[75,87],"applied":[78],"complex":[81],"visibilities.":[82],"aim":[84],"reduce":[90],"Gibbs":[92],"phenomenon":[93],"produced":[94],"by":[95],"finite":[97],"extent":[98],"star-shaped":[101],"frequency":[102,108],"coverage":[103],"resulting":[106],"sharp":[107],"cut-off.":[109],"A":[110,117],"large":[111],"number":[112],"windows":[114],"are":[115],"introduced.":[116],"comparison":[118],"these":[120],"in":[121,199],"terms":[122],"their":[124],"spatial":[125],"domain":[126],"properties":[127],"given,":[129],"according":[130],"criteria":[132],"relevant":[133],"remote":[135],"sensing":[136],"Earth's":[139],"surface.":[140],"also":[143],"describes":[144],"how":[145],"discrete":[146],"transform":[148,164],"calculations":[149],"over":[150],"grids":[152,169,193],"can":[153,179],"performed":[155],"using":[156],"simple":[158],"algorithm.":[159],"Actually,":[160],"standard":[161],"fast":[162],"algorithms":[165],"designed":[166],"Cartesian":[168],"which":[171],"have":[172],"long":[174],"track":[175],"record":[176],"optimization":[178],"reused.":[181],"Finally,":[182],"an":[183],"interpolation":[184],"formula":[185],"given":[187],"resampling":[189],"data":[190],"from":[191],"without":[194],"introducing":[195],"any":[196],"aliasing":[197],"artifacts":[198],"resampled":[201],"data.":[202]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":10},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":4}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}
