Key Features
Geometric processing tools
- Image-to-map registration
- Image-to-image registration
- Resampling using nearest neighbor, bilinear, or cubic convolution techniques
- Transformation by helmert, affine, projective, 1st through 5th order
polynomial, and finite element methods
- True projection and datum transform of raster
- Orthorectification of satellite images
- Image translation, rotation, skew, and scaling on-the-fly
- Image rotation, scale, skew, move, flip, mirror, transpose functions
- Mosaicking, collage, splice
Mapping tools
- World coordinate system definition and readouts
- Vector map grid, tick mark, frame, and label creation
Radiometric processing tools
- Scan line correction
- Destriping
- Radiometric correction
- Atmospheric correction
Robust contrast enhancement capabilities
- Linear functions
- Equalized functions
- Simple contrast / brightness
- Image thresholding
- Histogram display and matching
- Image inversion
- Gamma correction
- Breakpoints
- Density slicing
Multibyte data compatibility
- Display and manipulation of color and gray scale multibyte data
- Conversion / compression of multibyte data
Compatible file formats
- Native read support for industry-standard raster formats including TIFF,
GeoTIFF, TIFF World, BMP, PCX, JFIF (JPEG), JPEG 2000, Intergraph, MrSID, ECW,
BIL, USGS DOQ, NITF, ADRG, and more – no conversion required
- Native write support for TIFF, GeoTIFF, JPEG 2000, Intergraph
- Import Landsat, SPOT, IRS, ERS, AVHRR, RADARSAT, USGS DOQ, generic BIP, BIL
and BSQ from tape, disk, or CD-ROM into Intergraph or TIFF format
- Tape copy / examine
- Import / export ASCII and raw BIP, BIL, and BSQ formats
- Import vector and GIS data through MicroStation and MGE
- Tiled / untiled formats
- Compressed (JPEG, JPEG 2000, RLE, LZ77, Packbits) / uncompressed formats
Arithmetics
- Arithmetic operations
- Band ratioing
- Vegetation indices
- Image calculator
- Complex logical analysis
Enhancements
- Convolution filters
- Edge detection and enhancement filters
- User-definable filters
- Fourier transform and filtering (FFT)
- Texture
- Radar image processing tools
Disk / memory management
- Image pyramids for fast display of very large images
- Image tiling for fast input/output and efficient memory usage
- Image compression for fast input/output and efficient disk usage
View / layer control
- Fast display of very large images
- Fast dynamic pan, zoom, fit, window area, center, etc.
- Integrated raster / vector / GIS display
- Full display control and customization
- Transparent display of fill areas
- Eight display windows and up to 10,000 image layers (V8)
- View titling, tracking, bilinear interpolation
- Compose images
- Split screen
- Image flicker
- Image 3D layering
Color enhancement / analysis
- RGB-to-IHS
- IHS-to-RGB
- Principal component analysis
- Decorrelation stretch
- Tasseled cap for TM / MSS
- Image profiles
Multispectral analysis
Unsupervised training
- K-means
- ISODATA
- Competitive
Supervised training
- Region growing
- Draw polygon
- Vector polygon
Classifiers
- Minimum distance
- Parallelipiped
- Maximum likelihood (multi-threaded)
- Hybrid classifiers
- RGB pipe image classifier
Post-classification
- Modal filtering
- Line preserving filtering
- Classification statistics generator
- Classification legend generator
- RGB mean recolor
- Class recolor
- Class polygon to design file
- Raster-to-vector, vector-to-raster conversion
Extensible
- Programmer's Toolkit (PT)
- Intel-based compatibility
- Uses existing hardware
- Office automation integration
- Images and reports may be exported to other Windows-based software
applications
- Raster / vector plotting built in. Enhanced plotting capabilities available
through InterPlot.
Intel-based compatibility
Office automation integration
- Images and reports may be exported to other Windows-based software
applications
- Raster / vector plotting built in, enhanced plotting capabilities available
through InterPlot