4- Analysis and result. In our case study we will use supervised classification features to transform multispectural image data into user-defined thematic information classes. We are using a scale 30X30 for the general information investigation like regional land use, ecological analysis, soil, water, vegetation and built area..etc. required by regional planning and resource management, this resolution can meet the needs of the professional which is demonstrated by many case studies and practical projects, including the one done by other.