ENVI 4.5 Functional Summary

Operating Systems Image Processing Software Formats: User-Definable Data Formats Windows 2000, XP (32-bit and 64-bit), Vista • ArcView (.bil) USGS DOQ Files Linux Red Hat Fedora Core 3, • ECW Vector Formats: Enterprise 3.x (32-bit and 64-bit) • ENVI • ARC Interchange Format (Uncompressed) Mac OS X (10.4 and 10.5), Intel, PPC • ERDAS (.lan, .img, .ige) • ESRI Shape (.shp) with attributes HP-UX 11.0 (32-bit and 64-bit) • ER Mapper • AutoCAD DXF IBM AIX 5.1 (32-bit and 64-bit) • MrSID • USGS DLG SGI IRIX 6.5.1 (32-bit and 64-bit) • PCI (.pix) • USGS SDTS SUN Solaris 9, 10 (32-bit and 64-bit) IRS Data in EOSAT Fast Format & • MapInfo Superstructural • Microstation .DGN Data Import JPEG 2000 Format WorldView-1 Data ADS 40 Landsat MSS, TM, ETM Data: • GeoTIFF/RPC ASAR Data • EOSAT FAST • NITF/RPC AATSR Data • GeoTIFF • Mosaic Tiled • HDF ALOS Data: Output Formats • PRISM / PRISM RPC • NLAPS • AVNIR-2 • ACRES CCRS ArcGIS Geodatabase • PALSAR • MRLS Raster Formats: ArcGIS Geodatabase • ESA CEOS • ArcView (.bil) ASTER Data LAS Lidar Format • ASCII ATSR Data Military Formats: • BMP AVHRR Data • NITF 2.0, 2.1 • ENVI AVIRIS Data • NSIF 1.0 • ERDAS (.lan, .img) CARTOSAT-1 Data • ADRG, CADRG • ER Mapper (.ers) DMSP Data • CIB • ESRI GRID ECW Format • TFRD • GeoTIFF Elevation Data: MERIS Data • Gzip Compressed • USGS DEM MIVIS Data • HDF • USGS SDTS DEM MODIS Data • JPEG • DTED MODIS Simulator (MAS-50 HDF) Data • NITF 1.1, 2.0, 2.1 • FORMOSAT-2 MrSID Format • PCI (.pix) • GEOTIFF & RPC OrbView • PICT • SRTM • GEOTIFF / RPC • PNG ENVISAT level 1b and level 2 Data • NITF / RPC • SRF • MERIS • Mosaic Tiled • TIFF • AATSR QuickBird • XWD • ASAR • GEOTIFF / RPC Vector Formats: EOS Data (HDF-EOS format): • NITF / RPC • ESRI Shapefiles (with attributes) • ASTER • Mosaic Tiled • DXF • MISR Radar Data: • ENVI Vector Format • MODIS • RADARSAT Direct Output to Printer EROS A level 1a and 1b Data • ASAR MPEG ESRI GRID Format • PALSAR PostScript FORMOSAT-2 • AIRSAR VRML Generic Image Formats: • SIR-C/X-SAR Output to Tape • TOPSAR • ASCII (x,y,z columns, grids) Display Functions • BMP • ERS Color Mapping • ECW • JERS Color Tables: • Flat binary files SeaWiFS (OrbView-2) Data: • Pre-built Tables • GeoJ2K • CEOS • Interactive Color Table Editor HDF, HDF-EOS • HDF Cursor Query for Data/Screen Value, • JPEG SPOT Data: Elevation, Map Coordinates • JPEG 2000 • SPOT 5 (DIMAP) and level 1 metadata Dynamic Overlays (unlimited displays) • MrSID • 1A, 1B, 2A, CAP Histogram Matching Between Displays • PDS • ACRES Image Flickering and "Movies" • PICT • HDF Vegetation Image Overlays: • PNG • GeoSPOT • Annotation • SRF Thermal Data: • Classification Results • TIFF, GeoTIFF • TIMS • Contour Lines • XWD • MASTER (MODIS/ASTER Simulator) • Density (gray level) Color Slicing Gzip Compressed Files • ASTER • Grid Lines Hymap Data • AATSR • Regions of Interest (continued on page 2) • Vector Layers • Mosaic by Pixel (Line, Sample) or Map Real-time GPS Link Interactive 2-D Scatter Plotting Coordinates Rotated Projections Interactive Histograms & Stretching: • Automatic Color Balancing Save Transformation Matrix to ASCII • Arbitrary Stretching • Standard Image or Virtual Mosaic Output Warp Resampling Methods: • Auto Apply Stretches Define Spatial Subset by: • Bilinear • Gaussian Stretching • Drawing on Display • Cubic Convolution • Histogram Equalization Stretching • File, Map Coordinates • Nearest Neighbor • Histogram Matching Between Displays • Region of Interest Warping Methods: • Linear, Piecewise Linear Stretching • Other Image Extent • Delaunay Triangulation • Square Root Stretching • Meta Scroll Extent • Polynomial • Import/Export ASCII Look Up Tables Rotate/Flip Data • Rotation, Scaling, Translation (RST) • User-Defined Look Up Tables Spatial and Spectral Subsets Interactive Pixel Editor Storage Order (Interleave) Conversions: Map Projection Support Line-of-Sight (Viewshed) Analysis • BSQ, BIL, BIP Convert Coordinates Among Projections Link Unlimited Displays • New File or Replace Original Contours From Any Registered Image Measurement Tool Stretch Data Convert Map Projection Output Displays to File or Printer Subsample Images Datum Support (>100) Output Displays of Zoom Window Dozens of Prebuilt Map Projections Quick Filters: Pre-processing & Calibration (Examples Include): • Sharpen Apply Gain & Offset • Universal Transverse Mercator (UTM) • Smooth Bad Band Identification • State Plane • Median Bad Line Replacement • Gauss-Kruger Quick Color-Infrared, True-Color Displays Bad Pixel Replacement • Map Grid of Australia Save and/or Restore Display Group Cross-Track Illumination Correction • Mississippi Standard Transverse Mercator Select Display Bands from Spectral Plots Dark Subtraction Ellipsoid Support (>35) Set Default Display Bands Destripe Data Pseudo-Projections from RPCs and RSM Spatial and Spectral Pixel Editing Empirical Line Calibration User-Defined Map Projections Spatial and Spectral Profiles ERS and Radarsat Data Calibration User-Defined Projection Units Sub-Pixel Cursor Location Flat Field Calibration USGS GCTP Projections, Including: Unlimited Number of Displays Ignore Pixel Value • Albers Conical Equal Area Virtual Mosaic Internal Average Relative Reflectance • Azimuthal Equal Area Vector Overlays & GIS Capabilities Calibration • Lambert Conformal Conic Log Residuals • Space Oblique Mercator (A & B) Regions of Interest MODIS Bowtie Correction • Stereographic Buffer Zones Around ROIs Radiometric Calibrations: • Transverse Mercator Classification Images from ROIs • AVHRR Export ROIs to Vectors • Landsat MSS, TM, ETM Vector GIS Functions Input ROIs from ASCII • TIMS Add Nodes to Vectors Interactive, Easy-to-use ROI Definition: • QuickBird Annotate Vector Windows • Draw Polygons, Polylines, Pixels Sea Surface Temperature From AVHRR Attributes: • Draw ROIs with Interior Spaces (Donuts) Thermal Atmospheric Correction • Create New Vector Attributes • ROIs from Intersection of Other ROIs • Edit Query Vector Attributes • Multiple Objects Within One ROI Registration & Rectification • Import from ArcView Shapefiles, ASCII • ROI Definition via Scatter Plots Associate DEM With Image • Query to Create New Vector Layer • Threshold Images to ROI Automatic Georeferencing of ASTER, Burn-in Vectors on Raster Image • Merge ROIs AVHRR, AATSR, ASAR, MERIS, MODIS, Convert Vector Layer Projection • Import ROIs from Vectors Radarsat, SeaWiFS, SPOT Create Contour Vectors from Raster Data Output ROIs to ASCII Subpixel Ground Control Point Locations Create New Vector Layers ROI Save & Restore Georectify SPOT Using Information From Create Vector Boundaries: Reconcile ROIs between Images via Leader File • Countries, States, Coasts, Rivers Map Coordinates Ground Control Points Prediction • For Whole World ROI Growing Based on Statistics Image-to-Map Registration • For Lat/Long Boundaries ROI Statistics Image-to-Image Registration Direct Printing of GIS Layers Interactive Ground Control Point Collection Display Vectors with Different Projections in Data Preparation Import Ground Control Points from File the Same Window Create New Standard or Virtual Image File Orthorectification: Drag/Drop to Arrange Layer Order from Existing Bands • Aerial Photographs (Digital and Frame) Edit Layer Characteristics Generate Test Image • ASTER Export Vector Data to Common GIS Formats Mask Generation From: • CARTOSAT-1 Export Vector Attributes • Annotation • Generic RPC GPS Input • Image Data Values • Generic Pushbroom Sensors Heads-up (On-screen) Digitizing • ROIs • IKONOS Intelligent Digitizer • Intersection of ROIs • OrbView - 3 Import Common GIS Formats: • Vectors • QuickBird • ESRI Shapefiles • NaN • SPOT 1-5 • Arc Interchange Mosaic Functions: Radial Resampling • AutoCAD DXF • Color Mosaic Preview Rational Polynomial Coefficients • MapInfo • Cutline & Edge Feathering (RPCs) Support • Microstation DGN • Interactively Mosaic Multiple Bands, Files Replacement Sensor Model (RSM) • USGS DLG

(continued on page 3) • USGS SDTS • Link Spectral Plots from Multiple Images Correlograms • ENVI Native Vector Format • Plot Stacked Spectra Display Statistics: Interactive Vector Layer Querying • User-Defined Plot Functions • Minimum, Maximum, Mean, Standard Join Vectors • Wavenumber or Wavelength Deviation Multiple Vector Selection Spectral Slices Image Statistics: On-the-fly Vector Projection Conversion Vegetation Guided Workflows • Band Minimum, Maximum, Mean, Standard Raster to Vector Conversions • Fire Fuel Load Deviation, Eigenvalues, Eigenvectors, Split Vectors • Agricultural Stress Covariance, Correlation Matrices Vector Cursor Query • Forest Health Output Matrix Stats to Image Files: Vector Display Zooming Vegetation Indices • Covariance Matrix Vector Editing • Greenness • Correlation Matrix Vector to Raster Conversion • Light-use Efficiency • Eigenvectors • Canopy Nitrogen Semivariograms Spectral Analysis Tools • Senescent Carbon Anomaly Detection • Canopy Water Image Classification Automated Corner Clustering in N-D Scatter Plot • Leaf Pigment Accuracy Assessment BandMax Band Optimization Vegetation Suppression Algorithm AIRSAR Scattering Mechanism Classifier Continuum Removal of Images, Spectra Automatic Legends for Classified Images Decision Tree Classifier Transforms Change Detection, Thematic and Grayscale Extraction of Endmember Spectra Band Ratios Images Integrated Spectral Viewing & Analysis Color Transforms: Classification Preview Linear Spectral Unmixing • RGB to HSV, HSL, or Munsell HSV Class Statistics Least Squares (LS) Fit • HSV, HSL, or Munsell HSV to RGB Classification Image from ROIs Matched Filtering Decorrelation Stretch Decision Trees Mixture Tuned Matched Filtering Independent Components Analysis Density Slicing N-Dimensional Visualizer (Scatter Plot) Image Sharpening: Interactive User-Defined Rule Classifier Pixel Editing • Color Normalized Spectral Receiver Operating Characteristic (ROC) Pixel Purity Index (PPI) • Gram-Schmidt Spectral Curves: Registration Suppression Algorithm • HSV and Brovey • Find Optimal Classification Thresholds SAM Target Finder With BandMax • PC Spectral • Decrease False Classifications SMACC Endmember Extraction & Sub-pixel • Preserving Spectral Integrity Separate Classification Thresholds for Each Analysis Minimum Noise Fraction (MNF) Class SPEAR Tools: Normalized Difference Vegetation Index (NDVI) Supervised Classifications: • Change Detection - PCA Pan Sharpening (see Image Sharpening) • Binary Encoding • Change Detection - Subtractive Principal Components Rotation • Parallelepiped • Pan-Sharpening Saturation Stretch • Mahalanobis Distance • Lines of Communication - Water Synthetic Color Image • Minimum Distance • Lines of Communication - Roads Tasseled Cap • Maximum Likelihood • Watercraft Finder • Neural Network • Relative Water Depth • Spectral Angle Mapper (SAM) • Vegetation Delineation and Stress Detection Filters • Support Vector Machine (SVM) • Spectral Analogues Adaptive Filters: • TERCAT (Terrain Categorization) • TERCAT (Terrain Categorizations) • Frost, Enhanced Frost Gamma, Kuan, Lee, • Change Detection - PCA Spectral Resampling: Enhanced Lee, Local Sigma, Bit Error • Change Detection - Subtraction • Predefined Sensor Band Filters Convolution Filters: Training Data From: • User Defined Filters • High & Low Pass, Laplacian, Directional, • Regions of Interest • Spectral Libraries and Images Gaussian, Median, Sobel, Roberts • Pixel Spectra Spectral Analyst for Material Identification Filtering Preview • Library Spectra Spectral Angle Mapper (SAM) Interactive Fourier Filtering: Unsupervised Classifications: Spectral Feature Fitting (SFF) • Forward Transform • K-means Spectral Hourglass Wizard • Interactive Frequency Domain Masking • Isodata Spectral Information Divergence • Inverse Transform Vegetation Guided Workflows Spectral Libraries Included: Morphology Filters: • Fire Fuel Load • Spectral Information Divergence • Dilate, Erode, Opening, Closing • Agricultural Stress • Minerals, Vegetation, Rocks, Water, Soils, Texture Filters: • Forest Health Snow, Manmade • Data Range, Mean, Variance, Entropy, • VNIR, SWIR, MWIR, LWIR Skewness, Homogeneity, Contrast, Post Classification Tools Spectral Library Builder/Importer Dissimilarity, Second Moment, Correlation Accuracy Assessment: Spectral Library Viewer User-Defined Filter Kernels • Kappa Coefficient Spectral Math • Confusion Matrix Spectral Plots: Mathematics & Statistics Classification to Vector • Boxcar Average of Pixel Spectra Autocorrelation Class Statistics • Continuum Removal Band Histograms Interactive Class Overlay Tool • Cursor Query of X,Y Plot Values Band Math and Spectral Math: Reassign Class Colors, Names • Drag and Drop Spectra Among Plot • Boolean Operators Spatial Functions: • From 3D SurfaceView • Trigonometric Functions • Buffer Zones Around Classes • From Image Pixels (Z Profile) • Data Type Conversion Functions • Clump, Sieve, Combine • From Spectral Libraries • Relational Operators • Majority & Minority Analysis • From ROI Averages • Many Other Mathematical Expressions • Segmentation Image

(continued on page 4) Stratified Random Point Generation • Kuan ENVI Feature Extraction Module • Lee SARscape Family of Modules for ENVI Topographic Analysis • Enhanced Lee Associate DEM with Image • Local Sigma Documentation Calculate Slope and Aspect Images • Bit Error Context-Sensitive Help Calculate Shaded Relief Image Antenna Pattern Correction Module Documentation Create DEM From Vector Elevation Contours AIRSAR Scattering Mechanism Classifier On-line, Hyperlinked Documentation Hillshade (Shaded Relief Combined with CEOS Tape Reading Printed Documentation RGB Image) Convert integrated TOPSAR to: Programmer’s Guide (with Examples) Line-of-Sight (Viewshed) Analysis • C-band VV data Training Manuals Rasterize Point Data • Correlation image Tutorials & Sample Data Topographic Measures: • Digital Elevation Model (DEM) User’s Guide • Convexity • Incident Angle image • Plan Convexity • L- and P-band polarimetric AIRSAR Data • Longitudinal Convexity Display and Analyze Radar Data Using * Only available in ENVI+IDL. • Cross Sectional convexity Standard ENVI tools ENVI, FreeLook and IDL are registered trademarks of ITT Industries Inc. All other trademarks or brand names are • Minimum Curvature Edge Enhancement Filters the property of their respective owners. All Rights • Maximum Curvature Import ASAR, ERS, JERS, RADARSAT, AIR- Reserved. Three-Dimensional Visualization SAR, TOPSAR, SIR-C/X-SAR Topographic Feature Extraction Incident Angle Images This document reflects the functionality in the ENVI interface. The ENVI Zoom interface provides a subset of (Classification): Multi-Look SIR-C Data this functionality with additional display features. • Ridge, Channel, Plane, Peak, Pit Pedestal Height Images For more infomation about ENVI Zoom please visit Phase Difference Images www.ittvis.com/envizoom. 3-D SurfaceView Polarization Signatures from ROIs & Single Animated 360” Visualization Pixels Associate DEM With Image RADARSAT Level 2 Endorsement Change View Interactively Using Mouse Sigma nought and Beta nought from ERS, Create Fly-Through Sequence: Radarsat • Interpolate Between User Selected Views Slant-to-Ground Range Conversion • Follow Annotation Line Synthetic Color Image Custom Background Color Synthesize Images from Compressed, Drape Image Over 3-D Surface Complex Scattering Matrix Data Output Fly-Through Sequence: Texture Measures • MPEG, VRML 2.0 View CEOS Headers Overlay Vectors, Regions Of Interest Set Vertical Exaggeration General Interface & Operation Smooth Image, DEM 8- and 24-Bit Color, Multiple Displays Access to IDL Functions* Annotation and Map Composition Add Custom Routines to Menu Automatic Contour Labeling Batch Recording, Queuing, and Playback Automatic Legends for Classified Images, Build Scripts for Common Functions* Scale Bars, and Color Ramps Text, Command Line Use of ENVI Routines * Polygons, Polylines, Points, Symbols Context-Sensitive Mouse Descriptions Burn-in or Overlay Annotations Cursor Coordinates (Pixel & Map) , Data Cartographic Symbols Values, and Elevations Contour Lines from DEM, Other Images Direct Link to GPS Devices (Real-time Input) Create Reusable Map Templates Edit ENVI Header Information Grid Lines: Pixel, Lat/Long &/or Map Grids Efficient Memory Management Inset Images (e.g., Logos) or Vector Plots Extensive Preferences Settings Interactive Map Composition Using Image Geo-Browser Image Selection from Graphical Displays Index Map Interactively Reposition Annotation and Map Logical Menu-Based GUI (Graphical User Elements Interface) Interactive Plot Scaling Multi-Processor Aware Algorithms Rotated Map Projections Platform-Independent Operation Save & Restore All Parameters Recursive Directory Scanning for Files TrueTypefi Fonts (Plus Add Your Own) Support for Files Greater than 2GB User Definable Arrows, Declination Diagrams User-Configurable Menus & Buttons (True, Grid and Magnetic North) Vector Overlays Modules ENVI Certified NITF Module Radar Functionality • ENVI Certified NITF Module with TFRD Adaptive (Speckle Reduction) Filters: ENVI DEM Extraction Module for Stereo • Frost Images • Enhanced Frost ENVI FLAASH Module for Atmospheric ITT Visual Information Solutions • Gamma 4990 Pearl East Circle • Boulder CO, 80301 Correction 303.786.9900 • www.ittvis.com