前两天想看看最新版的MRT发展到什么版本了，虽然NASA的工具一栏里还有MRT的简介和链接，但打开后是404。今天发现一篇博文，说MRT已经被HEG代替了，怪不得……
见 https://blog.csdn.net/dwcai_mind/article/details/90084495
HEG工具网址：https://newsroom.gsfc.nasa.gov/sdptoolkit/HEG/HEGHome.html
安装
安装路径不要带空格。如果有空格在空格前加\，如 C:/Program\ Files/Java/jre-9/bin
特性
最新版2.15build9.8支持MCD15A2H.006 and MOD35/MYD35
- Reprojection 重投影
- Spatial (geolocation) Subsetting 空间子集
- Band and Parameter (aka Field) Subsetting of HDF-EOS datasets 波段和参数子集
- Support for MODIS, ASTER, MISR, AIRS, AMSR-E, SRTM, VIIRS, and SMAP(and some OMI, MOPITT, etc)
(Check List of Supported Products for full details) - Format Conversion of various output Format types: GeoTIFF, HDF-EOS GRID & SWATH, MultiBand GeoTIFF, Multi-Band HDF-EOS GRID & SWATH, and native binary. 格式转换
- Format Conversions without reprojection or manipulation of input data. Allows data to remain in original unaltered state. 无需重投影的格式转换
- Stitching (or mosaicing) HDF-EOS SWATH and GRID datasets SWATH和GRID数据集拼接
- Stitching with combinations of Reformatting/Reprojection/Subsetting Operations 整合格式转换、重投影、子集抽取的拼接
- Data subsampling 数据采样
- Control of various parameters including output pixel resolution and output projection parameters 控制输出参数，包括像素大小、投影参数等
- Metadata preservation and creation 元数据保留和创建
- Java GUI
- Command-line interface (Useful for running batch jobs. This is usually seen in automated production environments where large quantities of granules are processed.) 命令行，批处理
- Supported Platforms: LINUX, WINDOWS, SUN(old versions of HEG), and MAC OSX(built on Darwin Kernel Version 16.7.0)
支持产品
- MISR Products (versions 1, 2, and 3)View
- ASTER Products (versions 2 and 3)View
- MODIS Products (versions 3, 4, and 5)View
- AMSR-E Products (version 2)View
- AIRS Products (version 5 and 6)View
- SMAP L3/L4 ProductsView
- VIIRS Products L2 and L3View
- SRTM Products (Binary Geographic grids)View
- MOPITT Products (versions 6)View
点开链接可以见每种产品的详细情况。
FAQ
https://newsroom.gsfc.nasa.gov/sdptoolkit/HEG/HEGFAQ.html