data_mining

图像中值滤波，用matlab实现了3×3邻域中值滤波，以及实现5×5十字形中值滤波。(Image filtering, using matlab to achieve the 33 neighborhood median filtering domain, and the realization of the value of 55 cross filtering.)

matlab 中实现一个四叉树的结构,使用递归过程，整合成一次二向遍历(secure yourself with a simple quadtree in matlab)

最小曲率法计算关联维数中斜率的计算，可利用此程序计算线性最好段的斜率(Minimum curvature method to calculate the correlation dimension in the calculation of the slope can be calculated using this program the best section of the slope of the linear)

Solve the standard basis pursuit program using a primal-dual algorithm,The key code of GBP is provided by Justin Romberg Reference: E. Candes and J. Romberg, “l1-Magic: Recovery of Sparse Signals via Convex Programming,” 2005.

很标准的无味卡尔曼滤波，UKF的仿真与用法。描述了两个非线性方程x=0.5 x + (25 * x / (1 + x^2)) + 8 * cos(1.2*(t-1)) y = (x^2 / 20)的UKF的用法。简单实用，有备注。对于卡尔曼滤波初学者很有用。(Very standard unscented Kalman filter, UKF simulation and usage. Describes two nonlinear equations x = 0.5 x+ (25* x/(1+ x ^ 2))+ 8* cos (1.2* (t-1)) y = (x ^ 2/20) of UKF usage. Simple and practical notes. For the Kalman filter useful for beginners.)

说明：  基于BP神经网络的锂离子电池剩余使用寿命预测(Residual service life prediction of lithium ion battery based on BPneural network)

matlab中用于输入语音信号，特征提取，建立模型，识别判决等三部分的源码。(matlab input speech signal is used, feature extraction, modeling, identification judgments, such as the source of three parts.)

This is a matlab file for edge detection using Zernike moment

可直接运行的基于拉普拉斯以及小波变换的多种融合方法的代码(Can be run directly based on the Laplace and the wavelet transform multiple fusion method code)

利用Matlab语言编写的流体计算的源代码，里面包含了几个实例(The source codes are written by Matlab, which contains several examples about CFD)