pf_EKF

说明：  汉明码生成，74和1511汉明码的生产，以及其检错能力的验证(Hamming code generation, 74 and the 1511 production of Hamming codes and their error detection ability for)

本代码为牛顿下山法求解非线性方程组。其调用格式为[r,m]=mulDNewton(F,x0,eps) 其中F:非线性方程组，x0：初始解，eps：解的精度；r：求得的一组解，n：迭代步数。(The code for Newton' s method for solving nonlinear equations. Its call format [r, m] = mulDNewton (F, x0, eps) where F: non-linear equations, x0: initial solution, eps: solution accuracy r: obtain a set of solution, n : the number of iterative steps.)

filtering an given image in matlab

基于Rssi的三边测量的定位算法，可以直接生成demo进行计算，十分方便(Rssi trilateral localization algorithm based measurements can be calculated directly generate demo, very convenient)

语音信号分类。 本案例针对四类语音信号，用BP神经网络的方法进行分类。(Speech signal classification. This case for four types of speech signals, using BP neural network method for classification.)

该源码是用MATLAB语言编写，目的是实现序列特征选却和RBF网络功能(The source code is written in MATLAB, in order to achieve sequence is selected and RBF network function)

设信号 ，用 对x(t)采样得x(n)，是否会发生频谱混叠？现利用FFT分析其频谱。 1．编程绘制该信号的波形。 2．若令N=16，编程对x(n)做FFT运算，并绘制其幅频特性曲线。 3．令N=1024，编程对x(n)做FFT运算，并绘制其幅频特性曲线。 4．分析2、3的运算结果。 设计调试报告要求： 1．工作原理简述； 2．设计思路； 3．难点及解决方法； 4．设计、调试结果及分析； 5．程序文本及操作步骤。(based signal used to x (t) in the sample x (n), whether there will be a spectrum aliasing? FFT analysis is the use of their spectrum. 1. Programming mapping of the signal waveform. 2. If so N = 16, the programming of x (n) do FFT, and the mapping of its amplitude-frequency characteristic curve. 3. Order N = 1024, the programming of x (n) do FFT, and the mapping of its amplitude-frequency characteristic curve. 4. Analysis of two, three computational results. Design debugging reporting requirements : 1. Principle outlined; 2. Design; 3. Difficulties and solutions; 4. Design, debugging and analysis of results; 5. Text and operating procedures steps.)

本段Matlab是运动员心跳信号检测项目一个心跳信号出噪仿真程序，文件给出了心跳信号的样本，是一完整的数字信号处理应用程序。(This paragraph is an athlete heartbeat detection Matlab project a heartbeat out noise simulation program, document gives a sample of the heartbeat is a complete digital signal processing applications.)

通过matlab仿真说明从音频中提取背景音乐的方法，并通过dsp实现(Matlab simulation shows that by extracting from the audio background music of the method, and achieved through the dsp)

一种基于马尔科夫随机场的图像分割matlab源码，包含ICM迭代条件模式求解最大后验概率算法，已通过测试。(Markov random field based image segmentation matlab source code, including the ICM iteration conditions for solving the maximum a posteriori probability model algorithm has been tested.)