dvr_proj

BP神经网络 作为弱分类器，反复训练，多个BP神经网络组成强分类器(The BP neural network as a weak classifier, repeated training, many of the BP neural network classifier)

matlab画图的一些命令，可以学习学习 matlab画图的一些命令，可以学习学习(some commands for how to plot)

从2d图片中提取轮廓特征，通过线性回归，建立从特征到3d人体姿态的回归函数，来实现人体3d姿态评估(Contours extracted from the 2d image features, by linear regression, the establishment of 3d human body posture from the feature to the return of function, to achieve the body posture assessment 3d)

matlab图像处理代码m函数 P0301：数字图像矩阵数据的显示及其傅立叶变换 P0302：二维离散余弦变换的图像压缩 P0303：采用灰度变换的方法增强图像的对比度 P0304：直方图均匀化 P0305：模拟图像受高斯白噪声和椒盐噪声的影响 P0306：采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 P0307：采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 P0308：图像的自适应魏纳滤波 P0309：运用5种不同的梯度增强法进行图像锐化 P0310：图像的高通滤波和掩模处理 P0311：利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理 P0312：利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理 (matlab image processing function code m)

说明：  no but very different

利用免疫算法实现了一个普适性的P中心选址法(Using immune algorithm to achieve a universal P center location method)

landweber是一种代数重建算法，相对别的算法，它的重建速度较快，用于图像重建等(landweber is an algebraic reconstruction algorithm, compared to other algorithms, it is faster to rebuild, for image reconstruction)

《MATLAB程序设计教程》一书的随书源代码("MATLAB Programming Guide," a book of the source code along with book)

是一本基础的matlab教学实用书籍，集合了matlab的各种命令，是matlab命令大全。(A Matlab-based teaching practical book, a collection of the various commands of the matlab matlab command Daquan.)

说明：  通过编程，利用变步长的求积公式求解积分，具有较高的精确度(By programming, the integral can be solved by the quadrature formula with variable step size, which has high accuracy.)