{"id":"https://openalex.org/W4311518242","doi":"https://doi.org/10.3390/rs14246249","title":"Mapping Arctic Sea-Ice Surface Roughness with Multi-Angle Imaging SpectroRadiometer","display_name":"Mapping Arctic Sea-Ice Surface Roughness with Multi-Angle Imaging SpectroRadiometer","publication_year":2022,"publication_date":"2022-12-09","ids":{"openalex":"https://openalex.org/W4311518242","doi":"https://doi.org/10.3390/rs14246249"},"language":"en","primary_location":{"id":"doi:10.3390/rs14246249","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs14246249","pdf_url":"https://www.mdpi.com/2072-4292/14/24/6249/pdf?version=1670634086","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/14/24/6249/pdf?version=1670634086","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101877881","display_name":"Thomas Frederick Johnson","orcid":"https://orcid.org/0000-0002-0876-4713"},"institutions":[{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Thomas Johnson","raw_affiliation_strings":["Earth Sciences Department, University College London, Gower Street, London WC1E 6BT, UK"],"affiliations":[{"raw_affiliation_string":"Earth Sciences Department, University College London, Gower Street, London WC1E 6BT, UK","institution_ids":["https://openalex.org/I45129253"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035914534","display_name":"Michel Tsamados","orcid":"https://orcid.org/0000-0001-7034-5360"},"institutions":[{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Michel Tsamados","raw_affiliation_strings":["Earth Sciences Department, University College London, Gower Street, London WC1E 6BT, UK"],"affiliations":[{"raw_affiliation_string":"Earth Sciences Department, University College London, Gower Street, London WC1E 6BT, UK","institution_ids":["https://openalex.org/I45129253"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026635713","display_name":"Jan\u2010Peter M\u00fcller","orcid":"https://orcid.org/0000-0002-5077-3736"},"institutions":[{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Jan-Peter Muller","raw_affiliation_strings":["Mullard Space Science Laboratory (MSSL), Department of Space & Climate Physics, University College London, Holmbury St. Mary, Surrey RH5 6NT, UK"],"affiliations":[{"raw_affiliation_string":"Mullard Space Science Laboratory (MSSL), Department of Space & Climate Physics, University College London, Holmbury St. Mary, Surrey RH5 6NT, UK","institution_ids":["https://openalex.org/I45129253"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072258471","display_name":"Julienne Str\u0153ve","orcid":"https://orcid.org/0000-0001-7316-8320"},"institutions":[{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Julienne Stroeve","raw_affiliation_strings":["Earth Sciences Department, University College London, Gower Street, London WC1E 6BT, UK"],"affiliations":[{"raw_affiliation_string":"Earth Sciences Department, University College London, Gower Street, London WC1E 6BT, UK","institution_ids":["https://openalex.org/I45129253"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101877881"],"corresponding_institution_ids":["https://openalex.org/I45129253"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":1.2224,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.77093774,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":"14","issue":"24","first_page":"6249","last_page":"6249"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":0.9997000098228455,"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":0.9997000098228455,"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":0.9995999932289124,"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":0.9973000288009644,"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/remote-sensing","display_name":"Remote sensing","score":0.6762905120849609},{"id":"https://openalex.org/keywords/surface-roughness","display_name":"Surface roughness","score":0.5690443515777588},{"id":"https://openalex.org/keywords/sea-ice","display_name":"Sea ice","score":0.5423321723937988},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5408023595809937},{"id":"https://openalex.org/keywords/spectroradiometer","display_name":"Spectroradiometer","score":0.5297107696533203},{"id":"https://openalex.org/keywords/moderate-resolution-imaging-spectroradiometer","display_name":"Moderate-resolution imaging spectroradiometer","score":0.5222333669662476},{"id":"https://openalex.org/keywords/snow","display_name":"Snow","score":0.4520653188228607},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.4489735960960388},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.35295283794403076},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.3239172101020813},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2111077606678009},{"id":"https://openalex.org/keywords/climatology","display_name":"Climatology","score":0.20769312977790833},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.15789315104484558},{"id":"https://openalex.org/keywords/reflectivity","display_name":"Reflectivity","score":0.12623494863510132},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11599895358085632}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6762905120849609},{"id":"https://openalex.org/C107365816","wikidata":"https://www.wikidata.org/wiki/Q114817","display_name":"Surface roughness","level":2,"score":0.5690443515777588},{"id":"https://openalex.org/C136894858","wikidata":"https://www.wikidata.org/wiki/Q213926","display_name":"Sea ice","level":2,"score":0.5423321723937988},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5408023595809937},{"id":"https://openalex.org/C130066347","wikidata":"https://www.wikidata.org/wiki/Q680509","display_name":"Spectroradiometer","level":3,"score":0.5297107696533203},{"id":"https://openalex.org/C2777007095","wikidata":"https://www.wikidata.org/wiki/Q676840","display_name":"Moderate-resolution imaging spectroradiometer","level":3,"score":0.5222333669662476},{"id":"https://openalex.org/C197046000","wikidata":"https://www.wikidata.org/wiki/Q7561","display_name":"Snow","level":2,"score":0.4520653188228607},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4489735960960388},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.35295283794403076},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3239172101020813},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2111077606678009},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.20769312977790833},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.15789315104484558},{"id":"https://openalex.org/C108597893","wikidata":"https://www.wikidata.org/wiki/Q663650","display_name":"Reflectivity","level":2,"score":0.12623494863510132},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11599895358085632},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"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":3,"locations":[{"id":"doi:10.3390/rs14246249","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs14246249","pdf_url":"https://www.mdpi.com/2072-4292/14/24/6249/pdf?version=1670634086","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:3992119ccd614886bfd7cefd71f56671","is_oa":true,"landing_page_url":"https://doaj.org/article/3992119ccd614886bfd7cefd71f56671","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 14, Iss 24, p 6249 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/14/24/6249/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs14246249","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing; Volume 14; Issue 24; Pages: 6249","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs14246249","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs14246249","pdf_url":"https://www.mdpi.com/2072-4292/14/24/6249/pdf?version=1670634086","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Life below water","id":"https://metadata.un.org/sdg/14","score":0.7900000214576721}],"awards":[{"id":"https://openalex.org/G1121764027","display_name":null,"funder_award_id":"NE/M015238/1","funder_id":"https://openalex.org/F4320320022","funder_display_name":"Sight Research UK"},{"id":"https://openalex.org/G1375327445","display_name":null,"funder_award_id":"ESA AO/1-9156/17/I-BG","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"},{"id":"https://openalex.org/G1483882390","display_name":null,"funder_award_id":"ESA/AO/1-9132/17/NL/MP","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"},{"id":"https://openalex.org/G1566179281","display_name":null,"funder_award_id":"4000134597/21/I-NB","funder_id":"https://openalex.org/F4320318240","funder_display_name":"European Space Agency"},{"id":"https://openalex.org/G1681247940","display_name":null,"funder_award_id":"ESA AO/1-9156/17/I-BG","funder_id":"https://openalex.org/F4320318240","funder_display_name":"European Space Agency"},{"id":"https://openalex.org/G224650761","display_name":null,"funder_award_id":"NE/R000263/1","funder_id":"https://openalex.org/F4320320022","funder_display_name":"Sight Research UK"},{"id":"https://openalex.org/G2407536705","display_name":null,"funder_award_id":"NE/I029439/1","funder_id":"https://openalex.org/F4320320022","funder_display_name":"Sight Research UK"},{"id":"https://openalex.org/G2448775375","display_name":null,"funder_award_id":"4000134597/21/I-NB","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"},{"id":"https://openalex.org/G2856050206","display_name":null,"funder_award_id":"NE/T000546/1","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"},{"id":"https://openalex.org/G2985632168","display_name":null,"funder_award_id":"NE/I029439/1","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"},{"id":"https://openalex.org/G3549169178","display_name":null,"funder_award_id":"NE/T000546/1","funder_id":"https://openalex.org/F4320320022","funder_display_name":"Sight Research UK"},{"id":"https://openalex.org/G4770650233","display_name":null,"funder_award_id":"ESA AO/1-10061/19/I-EF","funder_id":"https://openalex.org/F4320318240","funder_display_name":"European Space Agency"},{"id":"https://openalex.org/G520678247","display_name":null,"funder_award_id":"NE/R000263/1","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"},{"id":"https://openalex.org/G5211826115","display_name":null,"funder_award_id":"ESA AO/1-10061/19/I-EF","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"},{"id":"https://openalex.org/G549611173","display_name":null,"funder_award_id":"ESA/AO/1-9132/17/NL/MP","funder_id":"https://openalex.org/F4320318240","funder_display_name":"European Space Agency"},{"id":"https://openalex.org/G5602887933","display_name":null,"funder_award_id":"NE/M015238/1","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"},{"id":"https://openalex.org/G5743798871","display_name":"Empowering our communities to map rough ice and slush for safer sea-ice travel in Inuit Nunangat","funder_award_id":"NE/X004643/1","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"},{"id":"https://openalex.org/G5830345646","display_name":null,"funder_award_id":"NE/T000546/1","funder_id":"https://openalex.org/F4320318240","funder_display_name":"European Space Agency"},{"id":"https://openalex.org/G6155188339","display_name":null,"funder_award_id":"NE/T001399/1","funder_id":"https://openalex.org/F4320320022","funder_display_name":"Sight Research UK"},{"id":"https://openalex.org/G6445528599","display_name":null,"funder_award_id":"NE/X004643/1","funder_id":"https://openalex.org/F4320318240","funder_display_name":"European Space Agency"},{"id":"https://openalex.org/G7973107790","display_name":null,"funder_award_id":"NE/T001399/1","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"},{"id":"https://openalex.org/G8104138100","display_name":"PRE-MELT: Preconditioning the trigger for rapid Arctic ice melt","funder_award_id":"NE/T000546/1","funder_id":"https://openalex.org/F4320334631","funder_display_name":"Natural Environment Research Council"}],"funders":[{"id":"https://openalex.org/F4320318240","display_name":"European Space Agency","ror":"https://ror.org/03wd9za21"},{"id":"https://openalex.org/F4320320022","display_name":"Sight Research UK","ror":"https://ror.org/03z2py885"},{"id":"https://openalex.org/F4320334631","display_name":"Natural Environment Research Council","ror":"https://ror.org/02b5d8509"}],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4311518242.pdf"},"referenced_works_count":45,"referenced_works":["https://openalex.org/W1828663305","https://openalex.org/W1981046412","https://openalex.org/W1986812789","https://openalex.org/W1989968174","https://openalex.org/W2008801446","https://openalex.org/W2022979816","https://openalex.org/W2024667289","https://openalex.org/W2052256290","https://openalex.org/W2059978624","https://openalex.org/W2092048827","https://openalex.org/W2092085271","https://openalex.org/W2120076535","https://openalex.org/W2120233006","https://openalex.org/W2126241867","https://openalex.org/W2137226992","https://openalex.org/W2148384709","https://openalex.org/W2153635508","https://openalex.org/W2154129190","https://openalex.org/W2158938810","https://openalex.org/W2162754826","https://openalex.org/W2171299221","https://openalex.org/W2269563549","https://openalex.org/W2295085913","https://openalex.org/W2318958713","https://openalex.org/W2560136348","https://openalex.org/W2580916971","https://openalex.org/W2658999314","https://openalex.org/W2765579095","https://openalex.org/W2777071159","https://openalex.org/W2903460176","https://openalex.org/W2906006095","https://openalex.org/W2975885529","https://openalex.org/W3015616568","https://openalex.org/W3033120841","https://openalex.org/W3041470078","https://openalex.org/W3088764845","https://openalex.org/W3124522611","https://openalex.org/W3166484309","https://openalex.org/W3189193556","https://openalex.org/W4200372171","https://openalex.org/W4213113494","https://openalex.org/W4225598432","https://openalex.org/W4281721004","https://openalex.org/W4296186363","https://openalex.org/W6680532697"],"related_works":["https://openalex.org/W1968901811","https://openalex.org/W2087241461","https://openalex.org/W1609312116","https://openalex.org/W2098219828","https://openalex.org/W2045907675","https://openalex.org/W2360114125","https://openalex.org/W2028054326","https://openalex.org/W2023226251","https://openalex.org/W3100717430","https://openalex.org/W2990874366"],"abstract_inverted_index":{"Sea-ice":[0],"surface":[1,89,103],"roughness":[2,36,52,90,219,226],"(SIR)":[3],"is":[4,123,126,144,175],"a":[5,94,134,217,223,241],"crucial":[6],"parameter":[7],"in":[8,44,64,256],"climate":[9],"and":[10,19,27,33,46,102,125,152,165,203,240,249,268],"oceanographic":[11],"studies,":[12],"constraining":[13],"momentum":[14],"transfer":[15],"between":[16],"the":[17,61,66,107,111,234],"atmosphere":[18],"ocean,":[20],"providing":[21],"preconditioning":[22],"for":[23],"summer-melt":[24],"pond":[25],"extent,":[26],"being":[28],"related":[29],"to":[30,87,146,153],"ice":[31],"age":[32],"thickness.":[34],"High-resolution":[35],"estimates":[37],"from":[38,76,91,115,188],"airborne":[39,120],"laser":[40,121],"measurements":[41],"are":[42],"limited":[43],"spatial":[45],"temporal":[47],"coverage":[48],"while":[49],"pan-Arctic":[50,250],"satellite":[51,63],"does":[53],"not":[54],"extend":[55],"over":[56,194,233],"multi-decadal":[57],"timescales.":[58],"Launched":[59],"on":[60,84],"Terra":[62],"1999,":[65],"NASA":[67],"Multi-angle":[68],"Imaging":[69],"SpectroRadiometer":[70],"(MISR)":[71],"instrument":[72],"acquires":[73],"optical":[74],"imagery":[75],"nine":[77],"near-simultaneous":[78],"camera":[79],"view":[80],"zenith":[81],"angles.":[82],"Extending":[83],"previous":[85],"work":[86],"model":[88,155],"specular":[92],"anisotropy,":[93],"training":[95],"dataset":[96],"of":[97,110,161,163,170,237],"cloud-free":[98],"angular":[99],"reflectance":[100],"signatures":[101],"roughness,":[104],"defined":[105],"as":[106,261],"standard":[108],"deviation":[109],"within-pixel":[112],"lidar":[113],"elevations,":[114],"near-coincident":[116],"operation":[117,239],"IceBridge":[118],"(OIB)":[119],"data":[122],"generated":[124,185],"modelled":[127],"using":[128,149],"support":[129],"vector":[130],"regression":[131],"(SVR)":[132],"with":[133,157,182,204],"radial":[135],"basis":[136],"function":[137],"(RBF)":[138],"kernel":[139],"selected.":[140],"Blocked":[141],"k-fold":[142],"cross-validation":[143],"implemented":[145],"tune":[147],"hyperparameters":[148],"grid":[150],"optimisation":[151],"assess":[154],"performance,":[156],"an":[158],"R2":[159],"(coefficient":[160],"determination)":[162],"0.43":[164],"MAE":[166],"(mean":[167],"absolute":[168],"error)":[169],"0.041":[171],"m.":[172],"Product":[173],"performance":[174],"assessed":[176],"through":[177],"independent":[178],"validation":[179],"by":[180],"comparison":[181],"unseen":[183],"similarly":[184],"surface-roughness":[186],"characterisations":[187],"pre-IceBridge":[189],"missions":[190],"(Pearson\u2019s":[191],"r":[192,197],"averaged":[193],"six":[195],"scenes,":[196],"=":[198,212],"0.58,":[199],"p":[200,214],"&lt;":[201,215],"0.005),":[202],"AWI":[205],"CS2-SMOS":[206],"sea-ice":[207,225],"thickness":[208],"(Spearman\u2019s":[209],"rank,":[210],"rs":[211],"0.66,":[213],"0.001),":[216],"known":[218],"proxy.":[220],"We":[221],"present":[222],"derived":[224],"product":[227],"at":[228],"1.1":[229],"km":[230],"resolution":[231],"(2000\u20132020)":[232],"seasonal":[235],"period":[236],"OIB":[238],"corresponding":[242],"time-series":[243],"analysis.":[244],"Both":[245],"our":[246],"instantaneous":[247],"swaths":[248],"monthly":[251],"mosaics":[252],"show":[253],"considerable":[254],"potential":[255],"detecting":[257],"surface-ice":[258],"characteristics":[259],"such":[260],"deformed":[262],"rough":[263],"ice,":[264],"thin":[265],"refrozen":[266],"leads,":[267],"polynyas.":[269]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":3}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
