The Booth Tolls for Thee

在matlab环境下的二维双曲型和抛物型偏微分方程的数值解法(Matlab environment in two-dimensional hyperbolic and parabolic partial differential equations numerical solution)

介绍了Matlab软件的Simulink软件包提供的封装功能，封装了通信系统中常见的信道编码模块，并做了基于这些模块的通信系统仿真。(Describes the Matlab software package Simulink package provides functions encapsulates the communication system in the common channel coding module, and do these modules based on the communication system simulation.)

Cadence仿真技术和MathWorks的MATLAB Simulink软件包将两个业界领先的仿真工具集成在一个强大的协同仿真环境（SLPS）。 本文档介绍怎么这两大工具结合起来用。(Cadence simulation technology and MATLAB Simulink MathWorks software package to two industry-leading simulation tools integrated in a powerful co-simulation environment (SLPS). This document describes how to use these two tools combine)

快速扩展随机生成树算法，Matlab实现界面友好，通过反复训练模板能有较高的识别率，重要参数的提取，ICA（主分量分析）算法和程序，粒子图像分割及匹配均为自行编制的子例程，通过虚拟阵元进行DOA估计。( Rapid expansion of random spanning tree algorithm, Matlab to achieve user-friendly, Through repeated training LkOUacVlate have higher recognition rate, Extract important parameters, ICA (Principal Component Analysis) algorithm and procedures, Particle image segmentation and matching subroutines themselves are prepared, Conducted through virtual array DOA estimation.)

说明：  观察高斯序列 的时域和幅频特性。 ①固定p=8，q分别等于2、4、8，观察它们的时域和幅频特性，了解当q取不同值时，对信号序列的时域和幅频特性的影响 ②固定q=8，p分别等于8、13、14，观察p变化对信号序列时域和幅频特性的影响，注意p等于多少时，会发生明显的泄露现象，混叠是否也随之出现？记录实验中观察到得现象，绘出相应的时域序列和幅频特性曲线(Observed Gaussian sequence in time domain and amplitude-frequency characteristics. ① fixed p = 8, q is equal to 2,4,8 respectively, to observe them in time domain and amplitude-frequency characteristics, to understand when the different values of q, the signal sequence in time domain and amplitude-frequency characteristics of ② fixed q = 8 , p is equal to 8,13,14 respectively, to observe the changes in the signal sequence p in time domain and amplitude-frequency characteristics, note that p is equal to the number when the apparent leakage phenomenon, aliasing is also gone? Records of the experiment was observed phenomenon, draw the corresponding time-domain sequence and amplitude-frequency characteristic curves)

cwpinpu.m为连续波频谱 lfmpinpu.m为线性调频频谱 nlfmpinpu.m为非线性调频频谱 对研究信号频谱分析很有帮助(cwpinpu.m for continuous wave spectrum lfmpinpu.m of chirp spectrum nlfmpinpu.m for nonlinear FM spectrum of research signal spectrum analysis helpful)

本程序实现的是径向基神经网络的非线性函数函数逼近功能。(The program implementation is a nonlinear function of radial basis function neural network function approximation.)

Digital signal processing is the important aspect of modern communication system. here is the matlab code given which helps for the beginers for understanding the basics of DSP.

emd进行振动信号处理时，阀值的确定，样本熵的提取，此程序可以实现复杂工频背景下，电压振动信号去噪(The emd vibration signal processing, the determination of the threshold, the extraction of sample entropy, the program can be implemented under the complex background of power frequency, voltage vibration signal denoising)

随机共振相似度的Matlab计算程序，计算看出输入-输出的相似度S随着噪音的标准差的增大而不断得到改善，直到增大至一饱和值为止(an example for SR)