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)

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