matlabxiti5

说明：  基于小波变换的阈值去噪，对含噪声图像进行阈值去噪(Threshold based on wavelet transform denoising of images with noise threshold denoising)

創建 JPEG quantization table(JPEG quantization table)

Express gatool use of MATLAB in the implementation of training neural network genetic algorithm procedure

作为MATLAB的一个重要组成部分，Simulink由于它所具有的上述的两大功能和特色，以及所提供的可视化仿真环境、快捷简便的操作方法，而使其成为目前最受欢迎的仿真软件。 本章主要介绍Simulink的基本功能和基本操作方法，并通过举例介绍如何利用Simulink进行系统建模和仿真。 (As an important component of MATLAB, Simulink because it has the two above-mentioned functions and features, as well as provide visual simulation environment, quick and easy methods of operation, which makes it the most popular simulation software. This chapter introduces the basic functions of Simulink and basic operation methods, and through examples of how to use Simulink for system modeling and simulation.)

《MATLAB神经网络30个案例分析》中的第18个例子，案例18 Elman神经网络的数据预测—电力负荷预测模型研究。希望对大家有一定的帮助！(The MATLAB neural network analysis of 30 cases of example, 18 cases of 18 Elman neural network research data to predict- power load forecasting model. Hope to have certain help to everybody! )

波束形成过程中，滤波器权值固定不变。一旦阵列的几何形状、目标方向确定，其波束模式特性也将确定(In the beamforming process, the filter weights are fixed. Once the array geometry and target direction are determined, the beam pattern characteristics will also be determined.)

MATLAB插值与数据拟合、样条插值与数值微积分、由已知数据拟合数学模型、信号分析与数字信号处理基础(MATLAB interpolation and data fitting, spline interpolation and numerical calculus, from the known data fitting mathematical model, signal analysis and digital signal processing-based)

各种滤波器的设计，包括高斯低通滤波器。hilberrt带通滤波器，插值滤波器等等。(Various filter design, including Gaussian low-pass filter. hilberrt band-pass filter, the interpolation filter and so on.)

粒子群算法程序，有重要参考价值，尤其适合初学者(particle swarm algorithm procedure, which has important reference value，particularly suitable for beginners )

小波分析因其在处理非平稳信号中的独特优势而成为信号处理中的一个重要研究方向。如今随着小波理论体系的不断完善，小波以其时频局部化特性与多尺度特性在图像边缘检测领域中倍受青睐。(Wavelet analysis of nonstationary signal processing because of its unique advantage in signal processing and become an important research direction in. Now with the wavelet theory system ceaseless and perfect, the time-frequency localization characteristic of wavelet based and multi scale characteristics in the image edge detection is very popular.)