Article(id=1211432606021840987, tenantId=1146029695717560320, journalId=1149651085930835976, issueId=1211432600565059654, articleNumber=null, orderNo=null, doi=10.12284/hyxb2023083, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1664208000000, receivedDateStr=2022-09-27, revisedDate=1673539200000, revisedDateStr=2023-01-13, acceptedDate=null, acceptedDateStr=null, onlineDate=1766757640605, onlineDateStr=2025-12-26, pubDate=1688054400000, pubDateStr=2023-06-30, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1766757640605, onlineIssueDateStr=2025-12-26, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1766757640605, creator=13701087609, updateTime=1766757640605, updator=13701087609, issue=Issue{id=1211432600565059654, tenantId=1146029695717560320, journalId=1149651085930835976, year='2023', volume='45', issue='6', pageStart='1', pageEnd='170', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1766757639304, creator=13701087609, updateTime=1766924606299, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1212132910937805036, tenantId=1146029695717560320, journalId=1149651085930835976, issueId=1211432600565059654, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1212132910941999341, tenantId=1146029695717560320, journalId=1149651085930835976, issueId=1211432600565059654, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=141, endPage=159, ext={EN=ArticleExt(id=1211432606277693539, articleId=1211432606021840987, tenantId=1146029695717560320, journalId=1149651085930835976, language=EN, title=Comparison and evaluation of seven commonly used Antarctic passive microwave sea ice concentration products, columnId=1194652705852465724, journalTitle=Haiyang Xuebao, columnName=Article, runingTitle=null, highlight=null, articleAbstract=
Focused on the differences and accuracy of passive microwave sea ice concentration products (PM-SIC) released by domestic and foreign institutions, the sea ice concentration retrieved by MODIS and Sentinel-1 is analyzed. The products of University of Bremen (UB-AMSR2/ASI), National Snow and Ice Data Centre (NSIDC-SSMIS/NT, NSIDC-SSMIS/CDR, NSIDC-AMSR2/NT2), European Organization for the Exploitation of Meteorological Satellites (OSI-SAF/BR-BST), National Satellite Ocean Application Service (NSOAS-SMR/NT) and the National Satellite Meteorological Center (NSMC-MWRI/NT2) were conducted. The results show that: (1) The sea ice concentration of NSIDC-SSMIS/NT and NSIDC-SSMIS/CDR has a high consistency (mean deviation of − 0.08%, correlation coefficient of 0.99), and the difference between NSOAS-SMR/NT and NSIDC-AMSR2/NT2 is the largest (mean deviation of −14.41%, correlation coefficient of 0.99); (2) The variation trends of the seven PM-SIC are consistent, and the deviations of NSOAS-SMR/NT and NSMC-MWRI/NT2 show obvious seasonal differences with other PM-SIC; (3) The absolute deviation between NSOAS-SMR/NT, NSMC-MWRI/NT2 and other PM-SIC sectors is large in the Indian Ocean sector, Bellingshausen Sea and Amundsen Sea sector, and the difference is the smallest in the Ross Sea sector. The area with large deviation is mainly distributed in the sea ice margin area and near the land sea, and the difference is small in the high sea ice concentration area; (4) Seven PM-SIC are validated by the MODIS and Sentinel-1 retrieved sea ice concentration, and the consistency between NSMC-MWRI/NT2 and validation data is the highest. sea ice concentration of NSOAS-SMR/NT, UB-AMSR2/ASI and OSI-SAF/BR-BST was low, while the sea ice concentration of NSMC-MWRI/NT2, NSIDC-AMSR2/NT2, NSIDC-SSMIS/CDR and NSIDC-SSMIS/NT is high. The comparison and evaluation of different sea ice intensity products can provide the basis and reference for the development of remote sensing inversion algorithm, the development and application of high-quality sea ice intensity products, and the better monitoring of Antarctic sea ice changes.
, correspAuthors=Xiaoping Pang, authorNote=null, correspAuthorsNote=null, copyrightStatement=Copyright © 2023 Pratacultural Science. All rights reserved., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, authorCompany=null, fund=null, authors=null, authorsList=Hao Guo, Qing Ji, Xiaoping Pang, Lijian Shi, Zhongnan Yan, Chongxin Luo), CN=ArticleExt(id=1211432610119676137, articleId=1211432606021840987, tenantId=1146029695717560320, journalId=1149651085930835976, language=CN, title=国内外7种常用南极被动微波海冰密集度产品的比较与评估, columnId=1149698756456657529, journalTitle=海洋学报, columnName=论文, runingTitle=null, highlight=null, articleAbstract=
围绕国内外机构发布的南极被动微波海冰密集度产品(PM-SIC)的差异和精度问题,应用MODIS和Sentinel-1反演的海冰密集度,对德国不莱梅大学(产品UB-AMSR2/ASI)、美国冰雪数据中心(产品NSIDC-SSMIS/NT、NSIDC-SSMIS/CDR、NSIDC-AMSR2/NT2)、欧洲气象卫星应用组织海洋与海冰卫星应用中心(产品OSI-SAF/BR-BST)、国家卫星海洋应用中心(产品NSOAS-SMR/NT)和国家卫星气象中心(产品NSMC-MWRI/NT2)发布的7种南极海冰密集度产品进行比较与评估。结果表明:(1)NSIDC-SSMIS/NT与NSIDC-SSMIS/CDR海冰密集度具有较高的一致性(平均偏差为−0.08%,相关系数为0.99),NSOAS-SMR/NT与NSIDC-AMSR2/NT2间的差异最大(平均偏差为−14.41%,相关系数为0.81);(2)7种PM-SIC的变化趋势一致,NSOAS-SMR/NT和NSMC-MWRI/NT2与其他PM-SIC的偏差具有明显的季节性差异;(3)NSOAS-SMR/NT和NSMC-MWRI/NT2与其他PM-SIC均在印度洋扇区、别林斯高晋海和阿蒙森海扇区绝对偏差较大,在罗斯海扇区差异最小。偏差较大的区域主要分布在海冰边缘区及近陆地海域,在高密集度区域差异较小;(4)应用MODIS与Sentinel-1反演的海冰密集度对7种PM-SIC验证表明,NSMC-MWRI/NT2与验证数据的一致性最高。NSOAS-SMR/NT、UB-AMSR2/ASI和OSI-SAF/BR-BST海冰密集度偏低,而NSMC-MWRI/NT2、NSIDC-AMSR2/NT2、NSIDC-SSMIS/CDR和NSIDC-SSMIS/NT海冰密集度偏高。不同海冰密集度产品的比较与评估可为发展遥感反演算法、研制和应用高质量的海冰密集度产品,更好地监测南极海冰动态变化提供依据和参考。
, correspAuthors=庞小平, authorNote=null, correspAuthorsNote=
, copyrightStatement=版权所有©《海洋学报》编辑部 2023
郭昊,季青,庞小平,等. 国内外7种常用南极被动微波海冰密集度产品的比较与评估[J]. 海洋学报,2023,45(6):141–159Guo Hao,Ji Qing,Pang Xiaoping, et al. Comparison and evaluation of seven commonly used Antarctic passive microwave sea ice concentration products[J]. Haiyang Xuebao,2023, 45(6):141–159
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Polar sea ice concentration retrieval based on FY-3C microwave radiation imager data[J]. Haiyang Xuebao, 2020, 42(1): 113−122., articleTitle=null, refAbstract=null)], funds=[Fund(id=1215313896731230991, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, awardId=null, language=CN, fundingSource=国家自然科学基金(42076235);中央高校基本科研业务费专项(2042022kf0018)。, fundOrder=null, country=null)], companyList=[AuthorCompany(id=1215313887562482117, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, xref=1, ext=[AuthorCompanyExt(id=1215313887570870727, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, companyId=1215313887562482117, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 武汉大学 中国南极测绘研究中心,湖北 武汉 430079)]), AuthorCompany(id=1215313887646368203, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, xref=1, ext=[AuthorCompanyExt(id=1215313887654756812, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, companyId=1215313887646368203, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1Chinese Antarctic Center of Surveying and Mapping, Wuhan University, Wuhan 430079, China)]), AuthorCompany(id=1215313887763808720, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, xref=2, ext=[AuthorCompanyExt(id=1215313887768003026, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, companyId=1215313887763808720, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 自然资源部极地测绘科学重点实验室,湖北 武汉 430079)]), AuthorCompany(id=1215313887885443541, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, xref=2, ext=[AuthorCompanyExt(id=1215313887893832151, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, companyId=1215313887885443541, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2Key Laboratory of Polar Surveying and Mapping, Ministry of Nature Resources of the People's Republic of China, Wuhan 430079, China)]), AuthorCompany(id=1215313889110180317, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, xref=3, ext=[AuthorCompanyExt(id=1215313889118568927, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, companyId=1215313889110180317, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3 自然资源部国家卫星海洋应用中心,北京 100081)]), AuthorCompany(id=1215313889210843619, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, xref=3, ext=[AuthorCompanyExt(id=1215313889223426534, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, companyId=1215313889210843619, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3National Satellite Ocean Application Service, Ministry of Nature Resources of the People's Republic of China, Beijing 100081, China)])], figs=[ArticleFig(id=1215313893149295263, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 1, caption=
Spatial distribution of MODIS validation data and Sentinel-1 validation data used in this studyThick black lines rearesent the dividing line between different seas
, figureFileSmall=Z+PfaxuLHOCo9tTuExOypw==, figureFileBig=9IEbM8SkxBY/Xj9yyuXBkg==, tableContent=null), ArticleFig(id=1215313893224792740, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图1, caption=
本文使用的MODIS验证数据和Sentinel-1验证数据在南大洋的空间分布粗黑线表示不同海域的分界线
, figureFileSmall=Z+PfaxuLHOCo9tTuExOypw==, figureFileBig=9IEbM8SkxBY/Xj9yyuXBkg==, tableContent=null), ArticleFig(id=1215313893363204776, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 2, caption=
Time series of seven PM-SIC daily average sea ice concentration, figureFileSmall=VC9RknBYvGoEgGt6A+90UA==, figureFileBig=9ku6nWALpx9Nnxp56kO3Pw==, tableContent=null), ArticleFig(id=1215313893451285165, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图2, caption=
7种PM-SIC逐日平均海冰密集度时间序列, figureFileSmall=VC9RknBYvGoEgGt6A+90UA==, figureFileBig=9ku6nWALpx9Nnxp56kO3Pw==, tableContent=null), ArticleFig(id=1215313893530976943, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 3, caption=
Time series of daily sea ice extent calculated based on seven PM-SIC, figureFileSmall=XsJqPj4YrIM8AXy2Ih3xeg==, figureFileBig=kwfyz6bhZQdZboLXevRghw==, tableContent=null), ArticleFig(id=1215313893598085808, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图3, caption=
7种PM-SIC逐日海冰范围时间序列, figureFileSmall=XsJqPj4YrIM8AXy2Ih3xeg==, figureFileBig=kwfyz6bhZQdZboLXevRghw==, tableContent=null), ArticleFig(id=1215313893690360500, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 4, caption=
Monthly correlation coefficient and mean deviation between NSOAS-SMR/NT and other sea ice concentration products, figureFileSmall=N7xynQ4m6/vO0d6AIdcwlQ==, figureFileBig=nWOMlBzN8qKdt5iv/bqoIg==, tableContent=null), ArticleFig(id=1215313893778440888, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图4, caption=
NSOAS-SMR/NT与其他海冰密集度产品的相关系数及月均偏差, figureFileSmall=N7xynQ4m6/vO0d6AIdcwlQ==, figureFileBig=nWOMlBzN8qKdt5iv/bqoIg==, tableContent=null), ArticleFig(id=1215313893845549756, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 5, caption=
Monthly correlation coefficient and mean deviation between NSMC-MWRI/NT2 and other sea ice concentration products, figureFileSmall=FKulNEDKI0fYgF9WB9xrvw==, figureFileBig=qZmCmvG/GzOHz7a/sEud0g==, tableContent=null), ArticleFig(id=1215313893908464317, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图5, caption=
NSMC-MWRI/NT2与其他海冰密集度产品的相关系数及月均偏差, figureFileSmall=FKulNEDKI0fYgF9WB9xrvw==, figureFileBig=qZmCmvG/GzOHz7a/sEud0g==, tableContent=null), ArticleFig(id=1215313893971378881, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 6, caption=
Spatial distribution of correlation coefficients between NSOAS-SMR/NT and other passive microwave sea ice concentration products, figureFileSmall=IJSyN7wdcEK8BqTf4wq8XQ==, figureFileBig=i4Q1Etmett7UteBTtbGtPA==, tableContent=null), ArticleFig(id=1215313894055264966, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图6, caption=
NSOAS-SMR/NT与其他被动微波海冰密集度产品相关系数空间分布, figureFileSmall=IJSyN7wdcEK8BqTf4wq8XQ==, figureFileBig=i4Q1Etmett7UteBTtbGtPA==, tableContent=null), ArticleFig(id=1215313894143345352, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 7, caption=
Spatial distribution of correlation coefficients between NSMC-MWRI/NT2 and other passive microwave sea ice concentration products, figureFileSmall=8albI0mh8zBpaFKXuwswfg==, figureFileBig=EJcOarOnLO1zEOeL9mq99w==, tableContent=null), ArticleFig(id=1215313894260785871, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图7, caption=
NSMC-MWRI/NT2与其他被动微波海冰密集度产品相关系数空间分布, figureFileSmall=8albI0mh8zBpaFKXuwswfg==, figureFileBig=EJcOarOnLO1zEOeL9mq99w==, tableContent=null), ArticleFig(id=1215313894365643472, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 8, caption=
Spatial distribution of mean annual deviations between NSOAS-SMR/NT and other PM-SIC products in 2020, figureFileSmall=Wn/lPPnlIEEu0DvQCG+K2Q==, figureFileBig=Kf1IjmL1MnD/5G9JfbGt8w==, tableContent=null), ArticleFig(id=1215313894462112465, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图8, caption=
2020年NSOAS-SMR/NT与其他被动微波海冰密集度产品年均偏差空间分布, figureFileSmall=Wn/lPPnlIEEu0DvQCG+K2Q==, figureFileBig=Kf1IjmL1MnD/5G9JfbGt8w==, tableContent=null), ArticleFig(id=1215313894525027027, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 9, caption=
Spatial distribution of annual average deviation between NSMC-MWRI/NT2 and other PM-SIC products in 2020, figureFileSmall=U8OXQPr8ye+ic2U/XGz+lw==, figureFileBig=HQHPPHJiWGwrzLX1OaKONA==, tableContent=null), ArticleFig(id=1215313894608913110, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图9, caption=
2020年NSMC-MWRI/NT2与其他被动海冰密集度产品年均偏差空间分布, figureFileSmall=U8OXQPr8ye+ic2U/XGz+lw==, figureFileBig=HQHPPHJiWGwrzLX1OaKONA==, tableContent=null), ArticleFig(id=1215313894692799193, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 10, caption=
Example of MODIS derived SIC and PM-SIC at corresponding region, figureFileSmall=ZS5NwoCuYNgEBBQKdFU/qw==, figureFileBig=K0N+wlQBAt4Axw14AOuMuw==, tableContent=null), ArticleFig(id=1215313894810239708, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图10, caption=
MODIS海冰密集度示例及对应区域海冰密集度, figureFileSmall=ZS5NwoCuYNgEBBQKdFU/qw==, figureFileBig=K0N+wlQBAt4Axw14AOuMuw==, tableContent=null), ArticleFig(id=1215313894881542879, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Fig. 11, caption=
Example of Sentinel-1 derived SIC and PM-SIC at corresponding region, figureFileSmall=7dXxXgEPs6eKC6czHjpb5Q==, figureFileBig=sguEJCvJbULuRR88p0Rpiw==, tableContent=null), ArticleFig(id=1215313894969623265, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=图11, caption=
Sentinel-1海冰密集度示例及对应区域海冰密集度, figureFileSmall=7dXxXgEPs6eKC6czHjpb5Q==, figureFileBig=sguEJCvJbULuRR88p0Rpiw==, tableContent=null), ArticleFig(id=1215313895074480866, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Table 1, caption=
Seven PM-SIC products of sea ice concentration released by mainstream institutions at hone and abroad
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 数据集名称 | 发布机构 | 传感器 | 算法 | 采用的亮温波段 | 分辨率/km |
| 1 | UB-AMSR2/ASI | 德国不莱梅大学 | AMSR-E/2 | ASI | 85V, 85H | 6.25 |
| 2 | NSIDC-SSMIS/NT | 美国冰雪数据中心 | SSM/I-SSMIS | NT | 19V, 37V, 37H | 25 |
| 3 | NSIDC-SSMIS/CDR | 美国冰雪数据中心 | SSM/I-SSMIS | CDR | 19V, 19H, 37V, 37H | 25 |
| 4 | NSIDC-AMSR2/NT2 | 美国冰雪数据中心 | AMSR-E/2 | NT2 | 19V, 19H, 37V, 85V, 85H | 12.5 |
| 5 | OSI-SAF/BR-BST | 欧洲气象卫星应用组织海洋与海冰卫星应用中心 | SSMIS | Bristol & BST | 19V, 37H, 37V | 10 |
| 6 | NSOAS-SMR/NT | 国家卫星海洋应用中心 | SMR | NT | 19V, 19H, 37V | 25 |
| 7 | NSMC-MWRI/NT2 | 国家卫星气象中心 | MWRI | NT2 | 19V, 19H, 37V, 85V, 85H | 12.5 |
), ArticleFig(id=1215313895175144165, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=表1, caption=
国内外主流机构发布的7种被动微波遥感海冰密集度产品
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 数据集名称 | 发布机构 | 传感器 | 算法 | 采用的亮温波段 | 分辨率/km |
| 1 | UB-AMSR2/ASI | 德国不莱梅大学 | AMSR-E/2 | ASI | 85V, 85H | 6.25 |
| 2 | NSIDC-SSMIS/NT | 美国冰雪数据中心 | SSM/I-SSMIS | NT | 19V, 37V, 37H | 25 |
| 3 | NSIDC-SSMIS/CDR | 美国冰雪数据中心 | SSM/I-SSMIS | CDR | 19V, 19H, 37V, 37H | 25 |
| 4 | NSIDC-AMSR2/NT2 | 美国冰雪数据中心 | AMSR-E/2 | NT2 | 19V, 19H, 37V, 85V, 85H | 12.5 |
| 5 | OSI-SAF/BR-BST | 欧洲气象卫星应用组织海洋与海冰卫星应用中心 | SSMIS | Bristol & BST | 19V, 37H, 37V | 10 |
| 6 | NSOAS-SMR/NT | 国家卫星海洋应用中心 | SMR | NT | 19V, 19H, 37V | 25 |
| 7 | NSMC-MWRI/NT2 | 国家卫星气象中心 | MWRI | NT2 | 19V, 19H, 37V, 85V, 85H | 12.5 |
), ArticleFig(id=1215313895275807464, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Table 2, caption=
31 validation datas and its ice-water pixel statistics
, figureFileSmall=null, figureFileBig=null, tableContent=
| 影像序号 | 日期 | 时间(UTC) | 海水像元数 | 海冰像元数 | 阈值/极化方式 |
| 注:HH表示水平极化,HV表示交叉极化。 |
| 1 | 2019年12月4日 | 04:05 | 4 191 | 29 909 | 0.10 |
| 2 | 2020年1月1日 | 19:15 | 9 307 | 58 643 | 0.14 |
| 3 | 2020年1月2日 | 10:10 | 9 671 | 24 455 | 0.12 |
| 4 | 2020年1月2日 | 11:50 | 27 749 | 28 751 | 0.13 |
| 5 | 2020年1月3日 | 09:15 | 6 914 | 8 586 | 0.13 |
| 6 | 2020年1月4日 | 10:00 | 10 429 | 4 293 | 0.14 |
| 7 | 2020年1月5日 | 02:25 | 10 160 | 18 090 | 0.12 |
| 8 | 2020年1月7日 | 15:20 | 324 | 18 576 | 0.15 |
| 9 | 2020年1月17日 | 07:40 | 26 465 | 50 512 | 0.16 |
| 10 | 2020年2月6日 | 10:35 | 16 369 | 45 532 | 0.10 |
| 11 | 2020年3月15日 | 11:35 | 12 865 | 18 597 | 0.15 |
| 12 | 2020年2月1日 | 08:35 | 19 388 | 17 068 | 0.12 |
| 13 | 2020年2月2日 | 07:40 | 1 019 | 9 129 | 0.13 |
| 14 | 2020年2月3日 | 05:05 | 763 | 6 637 | 0.16 |
| 15 | 2020年2月6日 | 05:35 | 1 424 | 10 204 | 0.12 |
| 16 | 2020年2月9日 | 06:05 | 3 362 | 6 736 | 0.12 |
| 17 | 2020年2月10日 | 05:10 | 2 209 | 8 960 | 0.13 |
| 18 | 2020年3月2日 | 00:35 | 4 397 | 4 844 | 0.12 |
| 19 | 2020年3月4日 | 23:25 | 8 736 | 9 988 | 0.10 |
| 20 | 2020年3月8日 | 23:00 | 6 554 | 38 237 | 0.14 |
| 21 | 2020年3月8日 | 10:35 | 7 531 | 37 160 | 0.11 |
| 22 | 2020年3月9日 | 23:45 | 2 051 | 7 948 | 0.18 |
| 23 | 2020年4月29日 | 22:46 | 4 274 358 | 807 944 | HH |
| 24 | 2020年5月24日 | 15:12 | 1 047 201 | 7 515 182 | HV |
| 25 | 2020年6月5日 | 14:24 | 772 900 | 6 115 240 | HH |
| 26 | 2020年7月4日 | 12:53 | 9 984 758 | 1 771 155 | HH |
| 27 | 2020年8月27日 | 04:40 | 2 649 462 | 8 128 382 | HH |
| 28 | 2020年9月29日 | 00:57 | 6 275 747 | 3 355 105 | HH |
| 29 | 2020年10月30日 | 21:24 | 3 357 233 | 4 605 976 | HH |
| 30 | 2020年11月30日 | 15:30 | 7 930 413 | 2 891 746 | HV |
| 31 | 2020年12月24日 | 17:29 | 4 465 685 | 5 690 823 | HH |
), ArticleFig(id=1215313895401636586, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=表2, caption=
31个验证数据信息及其冰水像元统计
, figureFileSmall=null, figureFileBig=null, tableContent=
| 影像序号 | 日期 | 时间(UTC) | 海水像元数 | 海冰像元数 | 阈值/极化方式 |
| 注:HH表示水平极化,HV表示交叉极化。 |
| 1 | 2019年12月4日 | 04:05 | 4 191 | 29 909 | 0.10 |
| 2 | 2020年1月1日 | 19:15 | 9 307 | 58 643 | 0.14 |
| 3 | 2020年1月2日 | 10:10 | 9 671 | 24 455 | 0.12 |
| 4 | 2020年1月2日 | 11:50 | 27 749 | 28 751 | 0.13 |
| 5 | 2020年1月3日 | 09:15 | 6 914 | 8 586 | 0.13 |
| 6 | 2020年1月4日 | 10:00 | 10 429 | 4 293 | 0.14 |
| 7 | 2020年1月5日 | 02:25 | 10 160 | 18 090 | 0.12 |
| 8 | 2020年1月7日 | 15:20 | 324 | 18 576 | 0.15 |
| 9 | 2020年1月17日 | 07:40 | 26 465 | 50 512 | 0.16 |
| 10 | 2020年2月6日 | 10:35 | 16 369 | 45 532 | 0.10 |
| 11 | 2020年3月15日 | 11:35 | 12 865 | 18 597 | 0.15 |
| 12 | 2020年2月1日 | 08:35 | 19 388 | 17 068 | 0.12 |
| 13 | 2020年2月2日 | 07:40 | 1 019 | 9 129 | 0.13 |
| 14 | 2020年2月3日 | 05:05 | 763 | 6 637 | 0.16 |
| 15 | 2020年2月6日 | 05:35 | 1 424 | 10 204 | 0.12 |
| 16 | 2020年2月9日 | 06:05 | 3 362 | 6 736 | 0.12 |
| 17 | 2020年2月10日 | 05:10 | 2 209 | 8 960 | 0.13 |
| 18 | 2020年3月2日 | 00:35 | 4 397 | 4 844 | 0.12 |
| 19 | 2020年3月4日 | 23:25 | 8 736 | 9 988 | 0.10 |
| 20 | 2020年3月8日 | 23:00 | 6 554 | 38 237 | 0.14 |
| 21 | 2020年3月8日 | 10:35 | 7 531 | 37 160 | 0.11 |
| 22 | 2020年3月9日 | 23:45 | 2 051 | 7 948 | 0.18 |
| 23 | 2020年4月29日 | 22:46 | 4 274 358 | 807 944 | HH |
| 24 | 2020年5月24日 | 15:12 | 1 047 201 | 7 515 182 | HV |
| 25 | 2020年6月5日 | 14:24 | 772 900 | 6 115 240 | HH |
| 26 | 2020年7月4日 | 12:53 | 9 984 758 | 1 771 155 | HH |
| 27 | 2020年8月27日 | 04:40 | 2 649 462 | 8 128 382 | HH |
| 28 | 2020年9月29日 | 00:57 | 6 275 747 | 3 355 105 | HH |
| 29 | 2020年10月30日 | 21:24 | 3 357 233 | 4 605 976 | HH |
| 30 | 2020年11月30日 | 15:30 | 7 930 413 | 2 891 746 | HV |
| 31 | 2020年12月24日 | 17:29 | 4 465 685 | 5 690 823 | HH |
), ArticleFig(id=1215313895502299884, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Table 3, caption=
Seven PM-SIC overall difference: correlation coefficient
, figureFileSmall=null, figureFileBig=null, tableContent=
| 相关系数 |
NSOAS- SMR/NT | UB- AMSR2/ASI | OSI- SAF/BR-BST | NSMC- MWRI/NT2 | NSIDC- AMSR2/NT2 | NSIDC- SSMIS/CDR | NSIDC- SSMIS/NT |
| NSOAS-SMR/NT | 1 | 0.82 | 0.97 | 0.92 | 0.81 | 0.95 | 0.95 |
| UB-AMSR2/ASI | 0.82 | 1 | 0.83 | 0.91 | 0.88 | 0.82 | 0.82 |
| OSI-SAF/BR-BST | 0.97 | 0.83 | 1 | 0.93 | 0.83 | 0.95 | 0.95 |
| NSMC-MWRI/NT2 | 0.92 | 0.91 | 0.93 | 1 | 0.91 | 0.93 | 0.93 |
| NSIDC-AMSR2/NT2 | 0.81 | 0.88 | 0.83 | 0.91 | 1 | 0.81 | 0.81 |
| NSIDC-SSMIS/CDR | 0.95 | 0.82 | 0.95 | 0.93 | 0.81 | 1 | 0.99 |
| NSIDC-SSMIS/NT | 0.95 | 0.82 | 0.95 | 0.93 | 0.81 | 0.99 | 1 |
), ArticleFig(id=1215313895615546097, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=表3, caption=
7种PM-SIC整体差异—相关系数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 相关系数 |
NSOAS- SMR/NT | UB- AMSR2/ASI | OSI- SAF/BR-BST | NSMC- MWRI/NT2 | NSIDC- AMSR2/NT2 | NSIDC- SSMIS/CDR | NSIDC- SSMIS/NT |
| NSOAS-SMR/NT | 1 | 0.82 | 0.97 | 0.92 | 0.81 | 0.95 | 0.95 |
| UB-AMSR2/ASI | 0.82 | 1 | 0.83 | 0.91 | 0.88 | 0.82 | 0.82 |
| OSI-SAF/BR-BST | 0.97 | 0.83 | 1 | 0.93 | 0.83 | 0.95 | 0.95 |
| NSMC-MWRI/NT2 | 0.92 | 0.91 | 0.93 | 1 | 0.91 | 0.93 | 0.93 |
| NSIDC-AMSR2/NT2 | 0.81 | 0.88 | 0.83 | 0.91 | 1 | 0.81 | 0.81 |
| NSIDC-SSMIS/CDR | 0.95 | 0.82 | 0.95 | 0.93 | 0.81 | 1 | 0.99 |
| NSIDC-SSMIS/NT | 0.95 | 0.82 | 0.95 | 0.93 | 0.81 | 0.99 | 1 |
), ArticleFig(id=1215313895703626482, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Table 4, caption=
Seven PM-SIC overall difference: Mean Bias
, figureFileSmall=null, figureFileBig=null, tableContent=
| 平均偏差/% |
NSOAS- SMR/NT | UB- AMSR2/ASI | OSI- SAF/BR-BST | NSMC- MWRI/NT2 | NSIDC- AMSR2/NT2 | NSIDC- SSMIS/CDR | NSIDC- SSMIS/NT |
| NSOAS-SMR/NT | 0 | −9.32 | −1.08 | −11.06 | −14.41 | −5.56 | −5.57 |
| UB-AMSR2/ASI | 9.32 | 0 | 8.24 | −1.74 | −5.09 | 3.66 | 3.74 |
| OSI-SAF/BR-BST | 1.08 | −8.24 | 0 | −9.97 | −13.32 | −4.57 | −4.49 |
| NSMC-MWRI/NT2 | 11.06 | 1.74 | 9.97 | 0 | −3.35 | 5.40 | 5.48 |
| NSIDC-AMSR2/NT2 | 14.41 | 5.09 | 13.32 | 3.35 | 0 | 8.75 | 8.83 |
| NSIDC-SSMIS/CDR | 5.65 | −3.66 | 4.57 | −5.40 | -8.75 | 0 | 0.08 |
| NSIDC-SSMIS/NT | 5.57 | −3.47 | 4.49 | −5.48 | −8.83 | −0.08 | 0 |
), ArticleFig(id=1215313895779123957, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=表4, caption=
7种PM-SIC整体差异—平均偏差
, figureFileSmall=null, figureFileBig=null, tableContent=
| 平均偏差/% |
NSOAS- SMR/NT | UB- AMSR2/ASI | OSI- SAF/BR-BST | NSMC- MWRI/NT2 | NSIDC- AMSR2/NT2 | NSIDC- SSMIS/CDR | NSIDC- SSMIS/NT |
| NSOAS-SMR/NT | 0 | −9.32 | −1.08 | −11.06 | −14.41 | −5.56 | −5.57 |
| UB-AMSR2/ASI | 9.32 | 0 | 8.24 | −1.74 | −5.09 | 3.66 | 3.74 |
| OSI-SAF/BR-BST | 1.08 | −8.24 | 0 | −9.97 | −13.32 | −4.57 | −4.49 |
| NSMC-MWRI/NT2 | 11.06 | 1.74 | 9.97 | 0 | −3.35 | 5.40 | 5.48 |
| NSIDC-AMSR2/NT2 | 14.41 | 5.09 | 13.32 | 3.35 | 0 | 8.75 | 8.83 |
| NSIDC-SSMIS/CDR | 5.65 | −3.66 | 4.57 | −5.40 | -8.75 | 0 | 0.08 |
| NSIDC-SSMIS/NT | 5.57 | −3.47 | 4.49 | −5.48 | −8.83 | −0.08 | 0 |
), ArticleFig(id=1215313895904953081, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Table 5, caption=
Correlation coefficient between seven PM-SIC and validation derived SIC
, figureFileSmall=null, figureFileBig=null, tableContent=
| 相关系数 |
| 影像序号 | NSOAS- SMR/NT | UB- AMSR2/ASI | OSI- SAF/BR-BST | NSMC- MWRI/NT2 | NSIDC- AMSR2/NT2 | NSIDC- SSMIS/CDR | NSIDC- SSMIS/NT |
| 1 | 0.54 | 0.76 | 0.61 | 0.68 | 0.89 | 0.61 | 0.61 |
| 2 | 0.67 | 0.84 | 0.65 | 0.84 | 0.83 | 0.64 | 0.64 |
| 3 | 0.89 | 0.87 | 0.90 | 0.91 | 0.92 | 0.89 | 0.90 |
| 4 | 0.75 | 0.67 | 0.72 | 0.80 | 0.74 | 0.75 | 0.75 |
| 5 | 0.70 | 0.86 | 0.77 | 0.83 | 0.82 | 0.76 | 0.78 |
| 6 | 0.70 | 0.73 | 0.62 | 0.79 | 0.73 | 0.65 | 0.65 |
| 7 | 0.65 | 0.74 | 0.57 | 0.64 | 0.66 | 0.45 | 0.43 |
| 8 | 0.81 | 0.94 | 0.80 | 0.89 | 0.76 | 0.79 | 0.79 |
| 9 | 0.74 | 0.92 | 0.82 | 0.75 | 0.77 | 0.82 | 0.82 |
| 10 | 0.71 | 0.84 | 0.63 | 0.74 | 0.51 | 0.77 | 0.77 |
| 11 | 0.58 | 0.87 | 0.66 | 0.71 | 0.49 | 0.57 | 0.56 |
| 12 | 0.77 | 0.93 | 0.84 | 0.91 | 0.92 | 0.79 | 0.78 |
| 13 | 0.74 | 0.79 | 0.80 | 0.73 | 0.84 | 0.76 | 0.71 |
| 14 | 0.69 | 0.91 | 0.67 | 0.89 | 0.92 | 0.65 | 0.56 |
| 15 | 0.71 | 0.84 | 0.67 | 0.87 | 0.79 | 0.64 | 0.62 |
| 16 | 0.62 | 0.97 | 0.71 | 0.84 | 0.88 | 0.68 | 0.68 |
| 17 | 0.89 | 0.95 | 0.94 | 0.97 | 0.89 | 0.90 | 0.86 |
| 18 | 0.90 | 0.92 | 0.84 | 0.92 | 0.92 | 0.90 | 0.93 |
| 19 | 0.87 | 0.91 | 0.80 | 0.93 | 0.46 | 0.49 | 0.32 |
| 20 | 0.72 | 0.74 | 0.74 | 0.70 | 0.73 | 0.61 | 0.59 |
| 21 | 0.81 | 0.87 | 0.81 | 0.85 | 0.66 | 0.85 | 0.85 |
| 22 | 0.87 | 0.93 | 0.44 | 0.77 | 0.87 | 0.26 | 0.24 |
| 23 | 0.77 | 0.84 | 0.77 | 0.87 | 0.92 | 0.74 | 0.74 |
| 24 | 0.71 | 0.53 | 0.79 | 0.82 | 0.86 | 0.77 | 0.77 |
| 25 | 0.55 | 0.75 | 0.52 | 0.68 | 0.73 | 0.41 | 0.41 |
| 26 | 0.91 | 0.91 | 0.91 | 0.92 | 0.93 | 0.90 | 0.91 |
| 27 | 0.97 | 0.96 | 0.98 | 0.98 | 0.97 | 0.98 | 0.98 |
| 28 | 0.95 | 0.99 | 0.95 | 0.98 | 0.99 | 0.97 | 0.96 |
| 29 | 0.59 | 0.61 | 0.63 | 0.56 | 0.60 | 0.63 | 0.63 |
| 30 | 0.79 | 0.70 | 0.84 | 0.78 | 0.74 | 0.79 | 0.79 |
| 31 | 0.71 | 0.69 | 0.72 | 0.75 | 0.71 | 0.73 | 0.73 |
| 平均 | 0.75 | 0.83 | 0.75 | 0.82 | 0.79 | 0.71 | 0.70 |
), ArticleFig(id=1215313896005616380, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=表5, caption=
7种PM-SIC与验证数据海冰密集度的相关系数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 相关系数 |
| 影像序号 | NSOAS- SMR/NT | UB- AMSR2/ASI | OSI- SAF/BR-BST | NSMC- MWRI/NT2 | NSIDC- AMSR2/NT2 | NSIDC- SSMIS/CDR | NSIDC- SSMIS/NT |
| 1 | 0.54 | 0.76 | 0.61 | 0.68 | 0.89 | 0.61 | 0.61 |
| 2 | 0.67 | 0.84 | 0.65 | 0.84 | 0.83 | 0.64 | 0.64 |
| 3 | 0.89 | 0.87 | 0.90 | 0.91 | 0.92 | 0.89 | 0.90 |
| 4 | 0.75 | 0.67 | 0.72 | 0.80 | 0.74 | 0.75 | 0.75 |
| 5 | 0.70 | 0.86 | 0.77 | 0.83 | 0.82 | 0.76 | 0.78 |
| 6 | 0.70 | 0.73 | 0.62 | 0.79 | 0.73 | 0.65 | 0.65 |
| 7 | 0.65 | 0.74 | 0.57 | 0.64 | 0.66 | 0.45 | 0.43 |
| 8 | 0.81 | 0.94 | 0.80 | 0.89 | 0.76 | 0.79 | 0.79 |
| 9 | 0.74 | 0.92 | 0.82 | 0.75 | 0.77 | 0.82 | 0.82 |
| 10 | 0.71 | 0.84 | 0.63 | 0.74 | 0.51 | 0.77 | 0.77 |
| 11 | 0.58 | 0.87 | 0.66 | 0.71 | 0.49 | 0.57 | 0.56 |
| 12 | 0.77 | 0.93 | 0.84 | 0.91 | 0.92 | 0.79 | 0.78 |
| 13 | 0.74 | 0.79 | 0.80 | 0.73 | 0.84 | 0.76 | 0.71 |
| 14 | 0.69 | 0.91 | 0.67 | 0.89 | 0.92 | 0.65 | 0.56 |
| 15 | 0.71 | 0.84 | 0.67 | 0.87 | 0.79 | 0.64 | 0.62 |
| 16 | 0.62 | 0.97 | 0.71 | 0.84 | 0.88 | 0.68 | 0.68 |
| 17 | 0.89 | 0.95 | 0.94 | 0.97 | 0.89 | 0.90 | 0.86 |
| 18 | 0.90 | 0.92 | 0.84 | 0.92 | 0.92 | 0.90 | 0.93 |
| 19 | 0.87 | 0.91 | 0.80 | 0.93 | 0.46 | 0.49 | 0.32 |
| 20 | 0.72 | 0.74 | 0.74 | 0.70 | 0.73 | 0.61 | 0.59 |
| 21 | 0.81 | 0.87 | 0.81 | 0.85 | 0.66 | 0.85 | 0.85 |
| 22 | 0.87 | 0.93 | 0.44 | 0.77 | 0.87 | 0.26 | 0.24 |
| 23 | 0.77 | 0.84 | 0.77 | 0.87 | 0.92 | 0.74 | 0.74 |
| 24 | 0.71 | 0.53 | 0.79 | 0.82 | 0.86 | 0.77 | 0.77 |
| 25 | 0.55 | 0.75 | 0.52 | 0.68 | 0.73 | 0.41 | 0.41 |
| 26 | 0.91 | 0.91 | 0.91 | 0.92 | 0.93 | 0.90 | 0.91 |
| 27 | 0.97 | 0.96 | 0.98 | 0.98 | 0.97 | 0.98 | 0.98 |
| 28 | 0.95 | 0.99 | 0.95 | 0.98 | 0.99 | 0.97 | 0.96 |
| 29 | 0.59 | 0.61 | 0.63 | 0.56 | 0.60 | 0.63 | 0.63 |
| 30 | 0.79 | 0.70 | 0.84 | 0.78 | 0.74 | 0.79 | 0.79 |
| 31 | 0.71 | 0.69 | 0.72 | 0.75 | 0.71 | 0.73 | 0.73 |
| 平均 | 0.75 | 0.83 | 0.75 | 0.82 | 0.79 | 0.71 | 0.70 |
), ArticleFig(id=1215313896118862591, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Table 6, caption=
Deviation, absolute deviation, root mean square error and correlation coefficient between seven PM-SIC and validation derived SIC
, figureFileSmall=null, figureFileBig=null, tableContent=
| NSOAS- SMR/NT | UB- AMSR2/ASI | OSI-SAF/BR- BST | NSMC- MWRI/NT2 | NSIDC- AMSR2/NT2 | NSIDC- SSMIS/CDR | NSIDC- SSMIS/NT |
| 偏差/% | −7.41 | −6.88 | −7.40 | 5.00 | 11.74 | 1.68 | 1.61 |
| 绝对偏差/% | 17.23 | 15.22 | 17.90 | 13.40 | 15.29 | 15.70 | 16.05 |
| 均方根误差/% | 21.56 | 19.50 | 21.71 | 18.23 | 21.55 | 20.60 | 20.80 |
| 相关系数 | 0.75 | 0.83 | 0.75 | 0.82 | 0.79 | 0.71 | 0.70 |
), ArticleFig(id=1215313896219525887, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=表6, caption=
7种PM-SIC与验证数据海冰密集度间的偏差、绝对偏差、均方根误差和相关系数
, figureFileSmall=null, figureFileBig=null, tableContent=
| NSOAS- SMR/NT | UB- AMSR2/ASI | OSI-SAF/BR- BST | NSMC- MWRI/NT2 | NSIDC- AMSR2/NT2 | NSIDC- SSMIS/CDR | NSIDC- SSMIS/NT |
| 偏差/% | −7.41 | −6.88 | −7.40 | 5.00 | 11.74 | 1.68 | 1.61 |
| 绝对偏差/% | 17.23 | 15.22 | 17.90 | 13.40 | 15.29 | 15.70 | 16.05 |
| 均方根误差/% | 21.56 | 19.50 | 21.71 | 18.23 | 21.55 | 20.60 | 20.80 |
| 相关系数 | 0.75 | 0.83 | 0.75 | 0.82 | 0.79 | 0.71 | 0.70 |
), ArticleFig(id=1215313896311800580, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Table 1, caption=
Differences between NSOAS-SMR/NT and other PM-SIC products in different Antarctic seas
, figureFileSmall=null, figureFileBig=null, tableContent=
| 海域 | 对比海冰密集度产品 | 偏差/% | 绝对偏差/% | 均方根差异/% | 相关系数 |
| 威德尔海扇区 | UB-AMSR2/ASI | −10.23 | 11.34 | 15.34 | 0.79 |
| OSI-SAF/BR-BST | −1.71 | 3.76 | 4.86 | 0.97 |
| 威德尔海扇区 | NSMC-MWRI/NT2 | −11.41 | 11.53 | 14.12 | 0.89 |
| NSIDC-AMSR2/NT2 | −13.67 | 13.88 | 17.84 | 0.79 |
| NSIDC-SSMIS/CDR | −7.12 | 7.60 | 9.88 | 0.93 |
| NSIDC-SSMIS/NT | −6.97 | 7.70 | 9.91 | 0.93 |
|
| 印度洋扇区 | UB-AMSR2/ASI | −9.25 | 13.43 | 16.51 | 0.81 |
| OSI-SAF/BR-BST | −3.13 | 4.49 | 5.88 | 0.98 |
| NSMC-MWRI/NT2 | −12.00 | 12.1 | 13.79 | 0.94 |
| NSIDC-AMSR2/NT2 | −19.02 | 19.35 | 21.95 | 0.82 |
| NSIDC-SSMIS/CDR | −4.20 | 5.23 | 6.70 | 0.96 |
| NSIDC-SSMIS/NT | −4.15 | 5.28 | 6.76 | 0.96 |
|
| 西太平洋扇区 | UB-AMSR2/ASI | −9.38 | 12.63 | 16.11 | 0.82 |
| OSI-SAF/BR-BST | 0.66 | 3.74 | 4.96 | 0.97 |
| NSMC-MWRI/NT2 | −11.39 | 11.50 | 13.59 | 0.93 |
| NSIDC-AMSR2/NT2 | −15.36 | 16.28 | 19.51 | 0.82 |
| NSIDC-SSMIS/CDR | −3.03 | 5.35 | 6.78 | 0.95 |
| NSIDC-SSMIS/NT | −2.84 | 5.52 | 7.00 | 0.95 |
|
| 罗斯海扇区 | UB-AMSR2/ASI | −6.34 | 7.70 | 10.37 | 0.88 |
| OSI-SAF/BR-BST | −0.21 | 2.24 | 3.20 | 0.98 |
| NSMC-MWRI/NT2 | −8.98 | 9.00 | 10.45 | 0.95 |
| NSIDC-AMSR2/NT2 | −11.58 | 11.75 | 14.85 | 0.83 |
| NSIDC-SSMIS/CDR | −4.73 | 5.16 | 6.47 | 0.96 |
| NSIDC-SSMIS/NT | −4.72 | 5.18 | 6.48 | 0.96 |
|
| 别林斯高晋海和阿蒙森海扇区 | UB-AMSR2/ASI | −14.24 | 15.56 | 17.88 | 0.83 |
| OSI-SAF/BR-BST | −1.33 | 3.44 | 4.39 | 0.97 |
| NSMC-MWRI/NT2 | −13.99 | 14.25 | 15.30 | 0.95 |
| NSIDC-AMSR2/NT2 | −17.87 | 18.32 | 20.18 | 0.85 |
| NSIDC-SSMIS/CDR | −7.99 | 8.09 | 9.72 | 0.95 |
| NSIDC-SSMIS/NT | −7.99 | 8.09 | 9.72 | 0.95 |
), ArticleFig(id=1215313896416658182, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=表1, caption=
NSOAS-SMR/NT与其他被动微波海冰密集度产品在南极各海域的差异
, figureFileSmall=null, figureFileBig=null, tableContent=
| 海域 | 对比海冰密集度产品 | 偏差/% | 绝对偏差/% | 均方根差异/% | 相关系数 |
| 威德尔海扇区 | UB-AMSR2/ASI | −10.23 | 11.34 | 15.34 | 0.79 |
| OSI-SAF/BR-BST | −1.71 | 3.76 | 4.86 | 0.97 |
| 威德尔海扇区 | NSMC-MWRI/NT2 | −11.41 | 11.53 | 14.12 | 0.89 |
| NSIDC-AMSR2/NT2 | −13.67 | 13.88 | 17.84 | 0.79 |
| NSIDC-SSMIS/CDR | −7.12 | 7.60 | 9.88 | 0.93 |
| NSIDC-SSMIS/NT | −6.97 | 7.70 | 9.91 | 0.93 |
|
| 印度洋扇区 | UB-AMSR2/ASI | −9.25 | 13.43 | 16.51 | 0.81 |
| OSI-SAF/BR-BST | −3.13 | 4.49 | 5.88 | 0.98 |
| NSMC-MWRI/NT2 | −12.00 | 12.1 | 13.79 | 0.94 |
| NSIDC-AMSR2/NT2 | −19.02 | 19.35 | 21.95 | 0.82 |
| NSIDC-SSMIS/CDR | −4.20 | 5.23 | 6.70 | 0.96 |
| NSIDC-SSMIS/NT | −4.15 | 5.28 | 6.76 | 0.96 |
|
| 西太平洋扇区 | UB-AMSR2/ASI | −9.38 | 12.63 | 16.11 | 0.82 |
| OSI-SAF/BR-BST | 0.66 | 3.74 | 4.96 | 0.97 |
| NSMC-MWRI/NT2 | −11.39 | 11.50 | 13.59 | 0.93 |
| NSIDC-AMSR2/NT2 | −15.36 | 16.28 | 19.51 | 0.82 |
| NSIDC-SSMIS/CDR | −3.03 | 5.35 | 6.78 | 0.95 |
| NSIDC-SSMIS/NT | −2.84 | 5.52 | 7.00 | 0.95 |
|
| 罗斯海扇区 | UB-AMSR2/ASI | −6.34 | 7.70 | 10.37 | 0.88 |
| OSI-SAF/BR-BST | −0.21 | 2.24 | 3.20 | 0.98 |
| NSMC-MWRI/NT2 | −8.98 | 9.00 | 10.45 | 0.95 |
| NSIDC-AMSR2/NT2 | −11.58 | 11.75 | 14.85 | 0.83 |
| NSIDC-SSMIS/CDR | −4.73 | 5.16 | 6.47 | 0.96 |
| NSIDC-SSMIS/NT | −4.72 | 5.18 | 6.48 | 0.96 |
|
| 别林斯高晋海和阿蒙森海扇区 | UB-AMSR2/ASI | −14.24 | 15.56 | 17.88 | 0.83 |
| OSI-SAF/BR-BST | −1.33 | 3.44 | 4.39 | 0.97 |
| NSMC-MWRI/NT2 | −13.99 | 14.25 | 15.30 | 0.95 |
| NSIDC-AMSR2/NT2 | −17.87 | 18.32 | 20.18 | 0.85 |
| NSIDC-SSMIS/CDR | −7.99 | 8.09 | 9.72 | 0.95 |
| NSIDC-SSMIS/NT | −7.99 | 8.09 | 9.72 | 0.95 |
), ArticleFig(id=1215313896492155654, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=EN, label=Table 2, caption=
Differences between NSMC-MWRI/NT2 and other PM-SIC products in different Antarctic seas
, figureFileSmall=null, figureFileBig=null, tableContent=
| 海域 | 海冰密集度产品 | 偏差/% | 绝对偏差/% | 均方根差异/% | 相关系数 |
| 威德尔海扇区 | UB-AMSR2/ASI | 1.18 | 4.58 | 8.37 | 0.87 |
| OSI-SAF/BR-BST | 9.70 | 9.86 | 12.13 | 0.91 |
| NSOAS-SMR/NT | 11.41 | 11.53 | 14.12 | 0.89 |
| 威德尔海扇区 | NSIDC-AMSR2/NT2 | −2.26 | 3.19 | 7.09 | 0.92 |
| NSIDC-SSMIS/CDR | 4.29 | 4.99 | 7.84 | 0.93 |
| NSIDC-SSMIS/NT | 4.44 | 5.14 | 7.93 | 0.93 |
|
| 印度洋扇区 | UB-AMSR2/ASI | 2.76 | 6.06 | 9.81 | 0.92 |
| OSI-SAF/BR-BST | 8.88 | 9.37 | 10.73 | 0.95 |
| NSOAS-SMR/NT | 12.00 | 12.10 | 13.79 | 0.94 |
| NSIDC-AMSR2/NT2 | −7.01 | 7.81 | 11.10 | 0.89 |
| NSIDC-SSMIS/CDR | 7.81 | 8.60 | 10.64 | 0.92 |
| NSIDC-SSMIS/NT | 7.86 | 8.66 | 10.72 | 0.92 |
|
| 西太平洋扇区 | UB-AMSR2/ASI | 2.01 | 5.63 | 8.86 | 0.93 |
| OSI-SAF/BR-BST | 12.05 | 12.23 | 13.56 | 0.94 |
| NSOAS-SMR/NT | 11.39 | 11.5 | 13.59 | 0.93 |
| NSIDC-AMSR2/NT2 | −3.97 | 5.66 | 8.81 | 0.92 |
| NSIDC-SSMIS/CDR | 8.36 | 8.89 | 11.59 | 0.92 |
| NSIDC-SSMIS/NT | 8.55 | 9.06 | 11.85 | 0.91 |
|
| 罗斯海扇区 | UB-AMSR2/ASI | 2.64 | 4.02 | 6.67 | 0.93 |
| OSI-SAF/BR-BST | 8.78 | 8.86 | 9.84 | 0.96 |
| NSOAS-SMR/NT | 8.98 | 9.00 | 10.45 | 0.95 |
| NSIDC-AMSR2/NT2 | −2.60 | 3.34 | 6.91 | 0.91 |
| NSIDC-SSMIS/CDR | 4.25 | 4.63 | 6.45 | 0.95 |
| NSIDC-SSMIS/NT | 4.26 | 4.64 | 6.49 | 0.95 |
|
| 别林斯高晋海和阿蒙森海扇区 | UB-AMSR2/ASI | −0.24 | 5.33 | 8.54 | 0.90 |
| OSI-SAF/BR-BST | 12.66 | 13.16 | 14.3 | 0.94 |
| NSOAS-SMR/NT | 13.99 | 14.25 | 15.3 | 0.95 |
| NSIDC-AMSR2/NT2 | −3.87 | 5.02 | 8.66 | 0.92 |
| NSIDC-SSMIS/CDR | 6.00 | 8.07 | 9.72 | 0.92 |
| NSIDC-SSMIS/NT | 6.00 | 8.07 | 9.73 | 0.92 |
), ArticleFig(id=1215313896571847432, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1211432606021840987, language=CN, label=表2, caption=
NSMC-MWRI/NT2与其他被动微波海冰密集度产品在南极各海域的差异
, figureFileSmall=null, figureFileBig=null, tableContent=
| 海域 | 海冰密集度产品 | 偏差/% | 绝对偏差/% | 均方根差异/% | 相关系数 |
| 威德尔海扇区 | UB-AMSR2/ASI | 1.18 | 4.58 | 8.37 | 0.87 |
| OSI-SAF/BR-BST | 9.70 | 9.86 | 12.13 | 0.91 |
| NSOAS-SMR/NT | 11.41 | 11.53 | 14.12 | 0.89 |
| 威德尔海扇区 | NSIDC-AMSR2/NT2 | −2.26 | 3.19 | 7.09 | 0.92 |
| NSIDC-SSMIS/CDR | 4.29 | 4.99 | 7.84 | 0.93 |
| NSIDC-SSMIS/NT | 4.44 | 5.14 | 7.93 | 0.93 |
|
| 印度洋扇区 | UB-AMSR2/ASI | 2.76 | 6.06 | 9.81 | 0.92 |
| OSI-SAF/BR-BST | 8.88 | 9.37 | 10.73 | 0.95 |
| NSOAS-SMR/NT | 12.00 | 12.10 | 13.79 | 0.94 |
| NSIDC-AMSR2/NT2 | −7.01 | 7.81 | 11.10 | 0.89 |
| NSIDC-SSMIS/CDR | 7.81 | 8.60 | 10.64 | 0.92 |
| NSIDC-SSMIS/NT | 7.86 | 8.66 | 10.72 | 0.92 |
|
| 西太平洋扇区 | UB-AMSR2/ASI | 2.01 | 5.63 | 8.86 | 0.93 |
| OSI-SAF/BR-BST | 12.05 | 12.23 | 13.56 | 0.94 |
| NSOAS-SMR/NT | 11.39 | 11.5 | 13.59 | 0.93 |
| NSIDC-AMSR2/NT2 | −3.97 | 5.66 | 8.81 | 0.92 |
| NSIDC-SSMIS/CDR | 8.36 | 8.89 | 11.59 | 0.92 |
| NSIDC-SSMIS/NT | 8.55 | 9.06 | 11.85 | 0.91 |
|
| 罗斯海扇区 | UB-AMSR2/ASI | 2.64 | 4.02 | 6.67 | 0.93 |
| OSI-SAF/BR-BST | 8.78 | 8.86 | 9.84 | 0.96 |
| NSOAS-SMR/NT | 8.98 | 9.00 | 10.45 | 0.95 |
| NSIDC-AMSR2/NT2 | −2.60 | 3.34 | 6.91 | 0.91 |
| NSIDC-SSMIS/CDR | 4.25 | 4.63 | 6.45 | 0.95 |
| NSIDC-SSMIS/NT | 4.26 | 4.64 | 6.49 | 0.95 |
|
| 别林斯高晋海和阿蒙森海扇区 | UB-AMSR2/ASI | −0.24 | 5.33 | 8.54 | 0.90 |
| OSI-SAF/BR-BST | 12.66 | 13.16 | 14.3 | 0.94 |
| NSOAS-SMR/NT | 13.99 | 14.25 | 15.3 | 0.95 |
| NSIDC-AMSR2/NT2 | −3.87 | 5.02 | 8.66 | 0.92 |
| NSIDC-SSMIS/CDR | 6.00 | 8.07 | 9.72 | 0.92 |
| NSIDC-SSMIS/NT | 6.00 | 8.07 | 9.73 | 0.92 |
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