ENVI 4.基础工具 File Basic Tools Classification Transfor Resize Data (Spatial/Spectral) Subset Data via ROIs Rotate/Flip Data 回收安 Layer Stacking Convert Data (BSQ,BIL,BIP) Stretch Data Statistics 使用的 快捷方 Change Detection Measurement Tool Band Math Spectral Math E4 Segmentation Image Region Of Interest Mosaicking 捷方式 Masking Preprocessing 4.基础工具