movement_detector

双音多频 用matlab模仿电话机拨号，用到语音处理及合成各方面知识(DTMF telephone dial-up using matlab to imitate, to use speech processing and synthesis of knowledge)

MATLAB的帮助说明，中文版本，对于英文版本的MATLAB学习很有帮助(MATLAB help explain, the Chinese version, English version of MATLAB for studying very helpful)

Another particle filter implementation (by by Diego Andrés Alvarez Marín) that implements Arulampalam et. al. (2002). A tutorial on particle filters for online nonlinear/non-gaussian bayesian tracking. IEEE Transactions on Signal Processing. 50 (2). p 174--188

说明：  遗传算法（Genetic Algorithm，GA）最早是由美国的 John holland于20世纪70年代提出,该算法是根据大自然中生物体进化规律而设计提出的。是模拟达尔文生物进化论的自然选择和遗传学机理的生物进化过程的计算模型，是一种通过模拟自然进化过程搜索最优解的方法。该算法通过数学的方式,利用计算机仿真运算,将问题的求解过程转换成类似生物进化中的染色体基因的交叉、变异等过程。在求解较为复杂的组合优化问题时,相对一些常规的优化算法,通常能够较快地获得较好的优化结果。遗传算法已被人们广泛地应用于组合优化、机器学习、信号处理、自适应控制和人工生命等领域。(Genetic algorithm (GA) was first proposed by John Holland of the United States in the 1970s. It is designed and proposed according to the evolution law of organisms in nature. It is a computational model of biological evolution process simulating natural selection and genetic mechanism of Darwin's biological evolution theory. It is a method to search the optimal solution by simulating natural evolution process. The algorithm transforms the solving process of the problem into a process similar to the crossover and mutation of chromosome genes in biological evolution by means of mathematical method and computer simulation. When solving complex combinatorial optimization problems, compared with some conventional optimization algorithms, it usually can get better optimization results quickly. Genetic algorithm has been widely used in combinatorial optimization, machine learning, signal processing, adaptive control and artificial life.)

Example about who to make figures in MAtlab

Create a channel object that describes the channel that you want to use. A channel object is a type of MATLAB variable that contains information about the channel, such as the maximum Doppler shift.

说明：  MATLAB写的Hough变换的程序，希望对大家有帮助。(Hough Transform MATLAB written procedures, and they hope to help everyone.)

数值模拟中的历史拟合练习程序。包括卡尔曼滤波的核心参数更新算法。(This code is used for history matching, including the core algorithm of parameter updating.)

matlab 源代码分析，适用于rf工程师学习天线设计，结合hfss的源代码分析(matlab source code analysis for engineers to learn rf antenna design, combined with source code analysis hfss)

FFT分析程序，非常简单，适合对程序不了解的人快速使用(FFT analysis program is very simple and suitable for people who do not understand the program quickly use)