基于低空无人机影像光谱和纹理特征的棉花氮素营养诊断研究
Cotton Nitrogen Nutrition Diagnosis Based on Spectrum and Texture Feature of Images from Low Altitude Unmanned Aerial Vehicle
图3. 各波段不同纹理特征与植株氮浓度之间相关性系数的绝对值
Fig. 3. Absolute value of correlation coefficient between different texture features and plant nitrogen concentration in different bands
