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Author: Xianju Wang
Summary: 2 Dimensional Spectral Estimation
MATLAB Release: R12
Descr iption: Estimating the power spectrum associated with a random process is desirable in many applications.
This package includes four impor
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现代谱估计的matlab的程序。用的是奇异值分解的总体最小二乘法。,Modern Spectral Estimation matlab procedures. Using a singular value decomposition of the total least squares method.
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这是用matlab编的谱聚类程序，该方法能有效的用于数据分类。,This is a matlab procedures for the spectral clustering.The method is effective for data classification.
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2代小波示意程序
2维小波变换经典程序
Daubechies小波基的构造
采用多孔trous算法(undecimated wavelet transform)实现小波变换
平移变换平移法(cycle_spinning)消除gibbs效应
提升法97经典程序
消失矩作用的程序
小波插值与小波构造
小波滤波器构造和消噪程序
小波谱分析mallat算法经典程序,2 Generation Wavelet indicated procedures classic 2-D wavelet
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平均周期图法和平滑平均周期图法估计功率谱
从经典功率谱估计周期图法原理入手，从理论上分析了其存在的局限性，借助Welch算法对其进行修正。依靠Matlab强大的数值分析和信号处理能力进行实验!!
用周期图法和welch法分别估计了一下信号的功率谱密度。采样频率200Hz，时间序列长度2048，FFT数据点数2048。其中welch法使用hanning窗，窗口长度600．-Average periodogram and periodogram smoothing method to est
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语音端点检测，以及基于短时能量的语音增强的减谱法，matlab文件。-Voice activity detection, as well as short-term energy-based speech enhancement by spectral method, matlab file.
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用matlab编写的谱方法基本程序,相信对大家有用。-Some basic matlab programs on spetral methods
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一本关于用谱方法求解偏微分方程的matlab实现。-a book on using spectral method solve partial differential equations
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对互谱法被动测距的原理及算法各个环节进行仿真验证：加权最小二乘估计中权系数的选取；相关窗长度的选取；各频段综合方法等等。最后实现了对9000m—15000m距离的测距-Cross-spectral method for passive ranging all aspects of theory and algorithms for simulation: weighted least squares estimation of the right of the selection coeffic
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MPD is a decomposition spectral method for seismic data and also for signal analysis too. It works based on atoms, book, and dictionary. We start from WPP Pursuit, incorporating another four files in a one worksheet on MATLAB.
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文章展示了基于高斯混合模型的语音频谱预测方法。频谱预测可能在传包过程中预防丢包这方面起到大作用。期望最大化算法用两倍或三倍的连续语音因素来测试模型。模型被用来设计第一，儿等指令预测量。预测表用频谱分配状态来估计并和一个简单的参考模型对比。最好的预测表得到一个平均频率扭曲值是0.46dB小于参考模型-This paper presents methods for speech spectrum prediction based
on Gaussian mixture models. Spec
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pdf file see Accelerating MATLAB with CUDA The MATLAB scr ipts solve the Euler equation in vorticitystream
function using a pseudo-spectral method
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在spectral method for matlab、Spectrral and High-order methods in Engineering、Matlab computing science的书中附带程序-computational spectral method books code
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The paper presents a Matlab package for the linear time-(in)dependent Schr¨odinger
equation, based on the Hermite spectral method. The matrix form of the discretized
problem is suitable for the linear algebra capabilities of Matlab. The high accu
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This source code is for image fusion developed in matlab gui.. this code works for spectral method. In which all types of images can be worked for.. medical image or any geographical images.. fusing the image is the most required source code today.
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matlab的时间序列谱方法，详细步骤，
适合零基础的friend
内容有具体的例子-matlab time series spectral method, detailed steps for zero-based content with specific examples friend
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本书详细阐述了谱方法基本原理、重要技巧，同时着重介绍了它的Matlab实现。结合不同的边界条件（周期性边界条件，第
一、二、三类边界条件），基本涵盖了所有常见的微分问题。每个实例的提出均是为了说明某一技术的利用方法或某一类问题的通用解法。使读者既明白谱方法的来龙去脉，又真正获得了实际的Matlab编程能力。- This book describes in detail the basic principles of the spectral method, important techni
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本章先分析说明伪谱法求解波动方程的算法原理，再给出弹性波场伪谱法数值模拟的改进算法；然后，通过直接引入P波波场变量和S波波场变量，给出可实现弹性波场的P波和S波分解的波动方程，并用伪谱法实现弹性波场的P波和S波分解的数值模拟；最后用伪谱法对井间地震的复杂波场作数值模拟，分析井间地震波场中各种波的传播规律。(In this chapter, the principle of pseudo-spectral method for solving wave equation is analyzed,
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1.被动悬挂设计simulink模型
2.对于任意一段路面谱，求出其功率谱密度与频率的分布关系，在标准路面图中画出曲线验证路面
3.积分白噪声法路面构造simulink模型
4.整车平顺性分析simulink模型
5.实际路谱案例，c级路面
6.悬架动载荷功率谱密度图像画图matlab编程(1. Simulink model for passive suspension design 2. For any section of road spectrum, the
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采用谱元法计算声传播问题，带matlab代码(spectral method used for wave transmission problems, with matlab code)
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