使用opencv求图像的直方图，非常有用！对于刚刚接触opencv的学习来说！-Find images using opencv histogram, very useful! Just contact opencv learning it!

利用的图像处理中的梯度直方图，再加上词袋模型的知识，编得还可以-Gradient histogram of image processing, plus knowledge bag of words model series was also

使用MATLAB对图像进行操作和处理，包括图像的读取、存储、显示、格式转换、调整和显示图像像素,灰度变换、分段线性变换和直方图处理。-Using MATLAB for image manipulation and processing, including the image read, store, display, format conversion, image adjustment and display pixels, gray-scale transformation, piecew