实现图像的预处理，包括灰度值转换，二值化，梯度锐化，去离散噪声，整体倾斜调整，字符分割，尺寸归一，紧缩重排等功能，经过神经网络训练后可以字符识别。-image preprocessing, including gray-scale conversion value, the value of the gradient sharpening to discrete noise, overall tilt adjustment, chara

实现图像的预处理，包括灰度值转换，二值化，梯度锐化，去离散噪声，整体倾斜调整，字符分割，尺寸归一，紧缩重排等功能，经过神经网络训练后可以字符识别。-image preprocessing, including gray-scale conversion value, the value of the gradient sharpening to discrete noise, overall tilt adjustment, chara

对人脸图像库的训练素材进行主成分分析，从而识别人脸图像。较详细说明见程序内部。-Face image database on the training material for the principal component analysis to identify the face image. See more details within the program.