A Study on Automatic Classification of Landsat CCT Data by the ISOMIX Method for the Vegetation Investigation of the Frigid Alpine Meadow

A program of automatic classification based on the two threshold value ISOMIX method is presented.The program has been used to classify CCT data recorded by the No.2 Landsat,which scanned the Tianzhu area of Gansu Province.The obtained classified results were used to depict maps,which reflects the landforms and the vegetation distribution of the area perfectly.