搜索资源列表
mallat-dwt
- 利用matlab程序实现对一维信号进行连续小波变换,进而在程序的编辑过程理解一位连续小波变换的小波系数矩阵的含义。 同时通过对预算的到的小波系数矩阵进行分析解释,得到原始信号的频谱分布以及了解小波系数在尺度和位移两个分量上的意义。-Matlab program to achieve continuous wavelet transform of one-dimensional signal, and then in the editing process of the program
Spectral-Graph-Theory
- Yale University 关于谱理论的介绍-Specttal Graph Theory
matlabfangzhen
- 周期信号频谱分析,数字滤波器设计,语音信号的处理-Spectral analysis of periodic signals, the digital filter design, and the processing of the speech signal
Power-spectrum-estimation
- 从介绍功率谱的估计原理入手分析了经典谱估计和现代谱估计两类估计方法的原理、各自特点厦在Maflab中的实现 方法。-Start from the introduced power spectrum estimation principle analysis of the classical spectrum estimation principle of two types of estimation methods and modern spectral estimation, the r
signal-noise-spectrum-analysis-
- 通过对噪声中正弦信号的现代法频谱分析,来理解和掌握现代谱估计的基本概念,以及学会应用现代谱估计以及改进后的方法。-Modern Law of the sinusoidal signal noise spectrum analysis to understand and master the basic concepts of modern spectral estimation, as well as learn to apply modern spectral estimation, as w
spectrum
- 给出标准的组合光谱的数据方便其他人可以参考从而用来计算参考光源继而计算色温-Given the standard combination of spectral data conveniently others can refer to then calculate the color temperature of the light source which is used to calculate the reference
243
- 2008年—extending the RX anomaly detection algorithm to continuous spectral and spatial domains.pdf
2Ask_2Fsk_2Psk
- 基于matlab生成的ask、fsk、psk波形及功率谱密度-Based the matlab generated the ask fsk, psk waveform and power spectral density
non-Gaussian-noise-Identification
- 该文提出一种基于广义分数阶傅里叶变换和分数低阶Wigner-Ville 分布的数字调制识别新方法,该方法提取广义分数阶傅里叶变换的零 中心归一化瞬时幅度谱密度的最大值和分数低阶Wigner-Ville 分布幅度的最大值作为识别特征参数,并采用判决树分类器,实现了非高斯噪声下数字调制信号识别。-This paper presents a generalized fractional Fourier transform and fractional lower order Wigner-Vill
matlab
- 有关于matlab频谱分析的文档,对信号进行频谱分析和滤波处理,很有用。-the document which is about matlab spectral analysis , the signal spectrum analysis and filtering processing, is very useful.
20130114
- 电力谐波和电力系统中抑制频谱泄露和栅栏效应的算法研究文章,都是核心文章-Algorithm to suppress spectral leakage and picket fence effect power harmonics and power system research article, are the core of the article
daopinpujisuan
- 频谱分析中的倒频谱分析,在各类故障诊断非常有效,本例子是专门针对声音文档,也可用于其他信号-Spectral analysis, cepstral analysis, is very effective in the diagnosis of various types of failures, the present example is dedicated for audio documents, can also be used for other signals
spectra-and-coherences-
- 关于功率谱分析和相关性的论文,多窗口谱估计方法-spectal and correlation analysis,multi-taper spectral estimation
The-Introduction-Of-OFDM-Spectrum
- 本文介绍了OFDM技术及其功率谱的,并通过仿真研究了OFDM的功率谱密度特点。在同样条件下,增大子载波数目,会使信号带宽增加,带外衰减加快,功率谱密度图形更加接近于矩形。另外,添加循环前缀将使离散峰值谱线的值略微增大。-This article describes the OFDM technology and its power spectrum, and to study the characteristics of the power spectral density of the OFD
wavelet
- 谐波分析 功率谱分析 交叉谱分析课程及例子-The harmonic analysis of power spectrum analysis courses and examples of the cross-spectral analysis
Energy-Efficient-Cooperative-Image-Transmission-(
- We compare the energy efficiency of some transmission schemes in wireless sensor networks. By constraining the system to end-to-end throughput requirements, we assume that the nodes in multi-hop and cooperative schemes operate at a spectral e
Hilbert335
- 测量6205深沟球轴承的故障振动加速度信号, 对信号进行时频分析, 利用经验模态分解方法将振动信号分解成不同特征时间尺度的固有模态函数,对每个固有模态函数进行Hilbert 变换得到Hilbert 谱,通过谱分析识别轴承的故障部位和类型, 证实Hilbert 谱的有效性-Measuring 6205 deep groove ball bearing fault vibration acceleration signal, the signal frequency analysis, empiri
PSD-plot
- Welch功率谱密度是用改进的平均周期图法来求取随机信号的功率谱密度估计值。Welch法采用信号重叠分段、加窗函数和FFT算法等计算一个信号序列的自功率谱估计(PSD如上例中的下半部分的求法)和两个信号序列的互功率谱估计(CSD)。MATLAB信号处理工具箱函数提供了专门的函数PSD和CSD自动实现Welch法估计,而不需要自己编程。-method of power spectral density plot
Report1
- Spectral Estimation of coherence function using MVDR
Report_V1.0
- Comparison of Spectral Estimaton functions