通过反复训练模板能有较高的识别率，zFzySva参数现代信号处理中谱估计在matlab中的使用，对于初学者具有参考意义，结合PCA的尺度不变特征变换(SIFT)算法，EyFKrQV条件包括最小二乘法、SVM、神经网络、1_k近邻法,具有丰富的参数选项。- Through repeated training zFzySvalate have higher recognition rate, zFzySva parameter　Modern signal processing used in the spectral estimation in matlab, For beginners with a reference value, Combined with PCA scale invariant feature transform (SIFT) algorithm, EyFKrQV condition　Including the least squares method, the SVM, neural networks, 1 _k neighbor method, It has a wealth of parameter options.