REGION GROWING
Macro: None.
Function: Segmentation using isotropic region growing.
Parameters:
0.LOAD button for selecting the image plane.(first operation!)
1.Segmentation mode : global tolerance, local tolerance, adaptive average and min/max calculus.
2.Connexity 8 or 4
3.Tolerance value is given in the tool.
4.Comparative display modes.
5.APPLY button when all parameters have been choosen. 
5.SAVE CONTOUR : store contour image 
       REGION : store region image

