Learn how to use the Spectral Angle Mapper (SAM) and Spectral Feature Fitting (SFF) methods to compare known reference spectra of geologic... Read More >
This tutorial demonstrates how to calibrate an AVIRIS hyperspectral image to surface reflectance and how to use FLAASH® to correct for... Read More >
This tutorial demonstrates how to mosaic scenes with different color variations. It covers color balancing, reordering the display of input... Read More >
This tutorial introduces you to visualization and interactive analysis tools for working with hyperspectral data in ENVI 5.1.
Use the Viewshed Analysis workflow to determine visibility from specified view sources.
Use the Thematic Change Detection workflow to identify differences between two classification images of the same scene at different times.
Use ground control points, an orthorectified reference image, and a digital elevation model to orthorectify an OrbView-3 scene that contains RPCs. Read More >
For ENVI 5.4 and later. Use Image Registration to geometrically align two overlapping images that have different viewing geometry and different... Read More >
Use Feature Extraction to extract asphalt surfaces from a GeoEye-1 multispectral scene.
Use Feature Extraction to extract rooftops from a QuickBird multispectral scene.
Data for ENVI tutorials is available on the ENVI resource DVD or from the list below.
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