{"id":"https://openalex.org/W2081219650","doi":"https://doi.org/10.1109/igarss.2013.6723316","title":"Snow and sea ice roughness characterization from Quad-Pol H-A-α classes relative distribution","display_name":"Snow and sea ice roughness characterization from Quad-Pol H-A-α classes relative distribution","publication_year":2013,"publication_date":"2013-07-01","ids":{"openalex":"https://openalex.org/W2081219650","doi":"https://doi.org/10.1109/igarss.2013.6723316","mag":"2081219650"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2013.6723316","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2013.6723316","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS","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/A5057421549","display_name":"E. Hudier","orcid":null},"institutions":[{"id":"https://openalex.org/I182451676","display_name":"Universit\u00e9 du Qu\u00e9bec \u00e0 Rimouski","ror":"https://ror.org/049jtt335","country_code":"CA","type":"education","lineage":["https://openalex.org/I182451676","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"E. Hudier","raw_affiliation_strings":["University of Quebec at Rimouski, Canada","University of Quebec at Rimouski, Rimouski, QC, Canada"],"affiliations":[{"raw_affiliation_string":"University of Quebec at Rimouski, Canada","institution_ids":["https://openalex.org/I182451676"]},{"raw_affiliation_string":"University of Quebec at Rimouski, Rimouski, QC, Canada","institution_ids":["https://openalex.org/I182451676"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062277575","display_name":"S. Tolzczuk-Leclerc","orcid":null},"institutions":[{"id":"https://openalex.org/I182451676","display_name":"Universit\u00e9 du Qu\u00e9bec \u00e0 Rimouski","ror":"https://ror.org/049jtt335","country_code":"CA","type":"education","lineage":["https://openalex.org/I182451676","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"S. Tolzczuk-Leclerc","raw_affiliation_strings":["University of Quebec at Rimouski, Canada","University of Quebec at Rimouski, Rimouski, QC, Canada"],"affiliations":[{"raw_affiliation_string":"University of Quebec at Rimouski, Canada","institution_ids":["https://openalex.org/I182451676"]},{"raw_affiliation_string":"University of Quebec at Rimouski, Rimouski, QC, Canada","institution_ids":["https://openalex.org/I182451676"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5057421549"],"corresponding_institution_ids":["https://openalex.org/I182451676"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.08329549,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"37","issue":null,"first_page":"2451","last_page":"2454"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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/T10644","display_name":"Cryospheric studies and observations","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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/T11459","display_name":"Arctic and Antarctic ice dynamics","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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/T11333","display_name":"Climate change and permafrost","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/snow","display_name":"Snow","score":0.8381468057632446},{"id":"https://openalex.org/keywords/scattering","display_name":"Scattering","score":0.6108418703079224},{"id":"https://openalex.org/keywords/surface-roughness","display_name":"Surface roughness","score":0.559846818447113},{"id":"https://openalex.org/keywords/backscatter","display_name":"Backscatter (email)","score":0.5046879053115845},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.49833011627197266},{"id":"https://openalex.org/keywords/wishart-distribution","display_name":"Wishart distribution","score":0.4822271764278412},{"id":"https://openalex.org/keywords/sea-ice","display_name":"Sea ice","score":0.44916918873786926},{"id":"https://openalex.org/keywords/scatter-matrix","display_name":"Scatter matrix","score":0.4364880919456482},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.39558330178260803},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.3917524516582489},{"id":"https://openalex.org/keywords/atmospheric-sciences","display_name":"Atmospheric sciences","score":0.357387900352478},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.3275424838066101},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.32320547103881836},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.3183920383453369},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2852869927883148},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24466216564178467},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.22760209441184998},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2258417308330536},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.20168864727020264},{"id":"https://openalex.org/keywords/thermodynamics","display_name":"Thermodynamics","score":0.08525803685188293},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08404490351676941}],"concepts":[{"id":"https://openalex.org/C197046000","wikidata":"https://www.wikidata.org/wiki/Q7561","display_name":"Snow","level":2,"score":0.8381468057632446},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.6108418703079224},{"id":"https://openalex.org/C107365816","wikidata":"https://www.wikidata.org/wiki/Q114817","display_name":"Surface roughness","level":2,"score":0.559846818447113},{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.5046879053115845},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.49833011627197266},{"id":"https://openalex.org/C33962027","wikidata":"https://www.wikidata.org/wiki/Q1930697","display_name":"Wishart distribution","level":3,"score":0.4822271764278412},{"id":"https://openalex.org/C136894858","wikidata":"https://www.wikidata.org/wiki/Q213926","display_name":"Sea ice","level":2,"score":0.44916918873786926},{"id":"https://openalex.org/C176917957","wikidata":"https://www.wikidata.org/wiki/Q7430596","display_name":"Scatter matrix","level":4,"score":0.4364880919456482},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.39558330178260803},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.3917524516582489},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.357387900352478},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3275424838066101},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.32320547103881836},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.3183920383453369},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2852869927883148},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24466216564178467},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.22760209441184998},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2258417308330536},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.20168864727020264},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.08525803685188293},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08404490351676941},{"id":"https://openalex.org/C161584116","wikidata":"https://www.wikidata.org/wiki/Q1952580","display_name":"Multivariate statistics","level":2,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0},{"id":"https://openalex.org/C180877172","wikidata":"https://www.wikidata.org/wiki/Q5401390","display_name":"Estimation of covariance matrices","level":3,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2013.6723316","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2013.6723316","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8600000143051147,"display_name":"Life below water","id":"https://metadata.un.org/sdg/14"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1988544502","https://openalex.org/W2024691789","https://openalex.org/W2033744933","https://openalex.org/W2035466023","https://openalex.org/W2130762895","https://openalex.org/W2136692801","https://openalex.org/W2164296623","https://openalex.org/W2169320207","https://openalex.org/W2620198721","https://openalex.org/W2999113302","https://openalex.org/W6679107764","https://openalex.org/W6772461375"],"related_works":["https://openalex.org/W2489708607","https://openalex.org/W2955292144","https://openalex.org/W2354995817","https://openalex.org/W1557964549","https://openalex.org/W2057690963","https://openalex.org/W2257909921","https://openalex.org/W2118598748","https://openalex.org/W1981092891","https://openalex.org/W3134381438","https://openalex.org/W2011956837"],"abstract_inverted_index":{"At":[0],"spring":[1],"when":[2,141],"solar":[3],"irradiance":[4],"and":[5,10,90,116,147,150],"air":[6],"temperature":[7],"cause":[8],"snow":[9,142],"ice":[11],"into":[12],"an":[13,37,76],"array":[14],"of":[15,24,49,57,72,80,93],"surface":[16,145],"scatterers,":[17],"point":[18],"scatterers":[19],"become":[20],"the":[21,47,58,81,91,94,127],"main":[22],"signature":[23],"ridged":[25,115],"environment.":[26],"This":[27],"information":[28,45],"is":[29,54],"better":[30],"retained":[31],"in":[32,68],"unfiltered":[33],"T3":[34,42,88],"matrixes.":[35],"On":[36],"other":[38],"hand":[39],"Lee":[40,99],"filtered":[41],"matrix":[43,78,89,96],"gives":[44],"about":[46],"diversity":[48],"a":[50,69,85,98,105,133],"distributed":[51],"target":[52],"which":[53],"equally":[55],"indicative":[56],"higher":[59],"variability":[60],"within":[61],"ridges.":[62],"In":[63],"order":[64],"to":[65,136],"keep":[66],"both":[67],"single":[70,86,149],"set":[71],"data,":[73],"we":[74],"computed":[75],"hybrid":[77],"composed":[79],"alpha":[82],"parameter":[83],"from":[84],"look":[87],"entropy":[92],"same":[95],"after":[97],"3\u00d73":[100],"matrix.":[101],"As":[102],"revealed":[103],"running":[104],"Wishart":[106],"classification":[107],"algorithm,":[108],"this":[109,120,130],"approach":[110],"increases":[111],"greatly":[112],"contrast":[113],"between":[114],"flat":[117],"areas.":[118],"While":[119],"couldn't":[121],"be":[122],"used":[123],"during":[124],"most":[125],"o":[126],"winter":[128],"season,":[129],"may":[131],"present":[132],"great":[134],"potential":[135],"extract":[137],"narrow":[138],"linear":[139],"structures":[140],"wetness":[143],"increase":[144],"scattering":[146,153],"therefore":[148],"double":[151],"bounce":[152],"mechanisms.":[154]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}