中文说明：验证可用，通过matlab代码，在MATLAB中求图像纹理特征，BP神经网络用于函数拟合与模式识别，结合PCA的尺度不变特征变换(SIFT)算法，采用波束成形技术的BER计算。
English Description：
Validation available through MATLAB code, in MATLAB for image texture feature, BP neural network for function approximation and pattern recognition, combined with PCA scale invariant feature transform (SIFT) algorithm, using beam forming technology of the BER is calculated.