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AN ASSESSMENT OF THE USEFULNESS OF SAR IMAGES TO HELP BETTER LOCATING THE BRAZIL CURRENT SURFACE INSHORE FRONT

机译:评估SAR图像的有用性,以帮助更好地定位巴西目前的表面腹部前部

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The use of SAR images to detect the inshore frontal zone of the Brazil Current (BC) in Campos Basin, in the SW South Atlantic, near Rio de Janeiro, Brazil, is discussed in the context of using such information together with GHRSST-PP thermal maps for initializing a regional ocean model. The need of using GODAE maps is tied to the frequent extensive cloud cover in the region. However, it has been observed that these infrared/ microwave SST data do not resolve adequately the thermal field at the BC front, making it difficult its positioning. Combining the ability of extracting BC front from the SAR images together with SST values of GODAE and using the methodology of Feature Oriented Regional Model to compose the 3-D field of mass and currents seems a promising alternative.
机译:使用SAR图像检测Campos Basin中巴西当前(BC)的近景,在SW South Attantic,巴西里约热内卢附近,在使用此类信息与GHRSST-PP热量一起进行讨论初始化区域海洋模型的地图。使用Godae Maps的需要与该地区的频繁广泛的云盖绑定。然而,已经观察到这些红外/微波SST数据不能在BC前面充分解决热场,使其定位难以实现。结合从SAR图像中提取BC前面的能力以及Godae的SST值,并使用面向特征的区域模型的方法来构成三维质量和电流似乎是有希望的替代方案。

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    《SeaSAR》|2008年||共6页
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  • 中图分类 海洋学;
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