TABLE IV 
FUNCTIONS OF THE CCRS IMAGE 100 
Input 
Preprocessing 
General Transformations 
- CCRS and ERTS tape data to solid state 
memory and/or disk 
- Ratioing, normalization, differencing 
- Hadamard, User Selected Angles, 
Components Analysis 
Supervised Classification - 1-D and n-D interactive training 
- Windowing and irregular cursor 
- 8 themes at a time 
- Spectral signatures, means, covariances 
- Areal distributions 
- Spectral cluster displays and prints 
- Cluster synthesis and display 
Statistics 
Clustering 
Multitemporal Data 
Radiometric and Geometric 
Output 
- Tape registration with nearest neighbour 
approximation 
Corrections 
- Flexible signature storage and recall 
- Tape output for color photographic re 
production on EBIR's. 
- Printer output showing themes