Do you need to quickly get up-to-speed on the full-featured functionality offered by ENVI, the premier remote sensing exploitation package? In this course you’ll learn much about the core functionality of ENVI. You will also be given an introduction to hyperspectral data analysis that can be used as a stepping-stone for learning about ENVI’s advanced hyperspectral analysis capabilities. Data from various multispectral, hyperspectral and radar sensors, including ASTER, AVIRIS, Quickbird, RadarSat, AVHRR, SPOT, Landsat, TMS, and USGS DEM data are used in a mixture of lectures and exercises. You will be shown ways to extend ENVI using batch processing, Band and Spectral Math, and Feature Extraction among other tools. And you will be introduced to the new ENVI paradigm – ENVI Zoom. |
Background and Introductions Fundamentals of ENVI
- Creating and Managing Image Displays
- Using the Mouse
- Spatial and Spectral Subsetting
- Modifying ENVI's configuration file
Reading Raster Data
- ENVI Header Files
- Querying data from a display
- Managing Files
Image Display Concepts- Contrast Stretching
- Color Tables
- Density Slices
- Animation
ENVI Zoom- Displaying and working with data
- The ENVI Zoom interface
- Display Tools
- Chipping and Saving
Feature Extraction (Object-based Classification)- Rule-based Classification
- Editing Vector layers
Example Application: Vegetation Analysis- Metafiles
- Preprocessing multispectral data
- Calibration
- Atmospheric Correction
- Image Linking and Dynamic Overlays
- Topographic Modeling
- Image Registration
- Masks NDVI
- 3-D Surface Modeling
| Vector Data in ENVI - Displaying
- Querying
- Editing
- Vector to raster conversion
- Intelligent Digitizer - linear feature extraction
- Contouring a Digital Elevation Model
Image to Map Registration- Ground Control Points
- Warping and Resampling imagery
- Creating a new projection
Regions of Interest and Classification
- Scatter Plots
- ROI Tool
- Supervised Classification
- Post Classification tools
Principal Components Analysis
Introduction to Hyperspectral Analysis
- Z-Profiles and Spectral Libraries
- Whole Pixel Analysis (Spectral Angle Mapper)
- Endmember Extraction (SMACC)
Extending ENVI - the basics
- Band and Spectral Math
- Batch Mode
- User Functions
Data Fusion and Color Transforms
- Saturation Stretches
- Synthetic Color
- Pan Sharpening
Mosaicking
Annotation and Hardcopy Output Wrap-up and Evaluations
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