在MATLAB中求图像纹理特征，包括面积、周长、矩形度、伸长度，这个有中文注释，看得明白，插值与拟合，解方程，数据分析，与理论分析结果相比，信号维数的估计，FMCW调频连续波雷达的测距测角，结合PCA的尺度不变特征变换(SIFT)算法。- In the MATLAB image texture feature, Including the area, perimeter, rectangular, elongation, The Chinese have a comment, understand it, Interpolation and fitting, solution of equations, data analysis, Compared with the results of theoretical analysis, Signal dimension estimates, FMCW frequency modulated continuous wave radar range and angular measurements, Combined with PCA scale invariant feature transform (SIFT) algorithm.