Color serves as a direct reflection of the landscape characteristics and regional culture of the traditional settlements.The research on color holds crucial importance for protecting and developing ethnic minority settlements.Based on the landscape gene theory,this paper employs the minimum variance quantization method of Matlab to segment and extract picture pixel points,builds a system for the base colors,auxiliary colors,and accent colors,and then constructs a color gene map according to RGB color space.Moreover,SD(semantic differential)sema...