[Dataset:] Incoherently Summed SHARAD Radargrams of the South Polar Layered Deposits, Mars
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https://smithsonian.figshare.com/articles/dataset/Incoherently_Summed_SHARAD_Radargrams_of_the_South_Polar_Layered_Deposits_Mars/25655367
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资源简介:
Full-resolution .tif files of the 86 incoherently summed radargrams analyzed in Whitten and Campbell (2018). Each radargram has been individually stretched to increase the contrast in each image and an ice depth correction has been applied, assuming a dielectric permittivity of 3.15. This value is applied across the SPLD, regardless whether CO2 ice is present. Applying 3.15 to CO2 areas does not drastically change the position of subsurface reflectors and is thus applied across the SPLD.
本数据集涵盖Whitten与Campbell(2018)研究中分析的86幅非相干叠加雷达图的全分辨率.tif文件。每张雷达图均已单独进行对比度拉伸处理以提升图像对比度,并应用了冰深校正;校正过程中假设介电常数(dielectric permittivity)为3.15。该介电常数值被应用于整个南极层状沉积(South Polar Layered Deposits, SPLD)区域,无论该区域是否存在二氧化碳冰。将该值应用于二氧化碳冰区域并不会显著改变地下反射层的位置,因此该校正方案被全面应用于整个南极层状沉积区域。
提供机构:
Smithsonian Research Online
创建时间:
2018-05-02



