搜索资源列表
小波变换源码
- 带有多种小波基的小波变换程序,可用于图象识别,信号突变检测。-with multiple small Porgy wavelet transform procedures can be used to image recognition, signal mutation detection.
ATT7022B_UM_Rev104
- 多功能防窃电基波谐波三相电能专用计量芯片ATT7022B的中文手册。很不错啊
小波基的细化源码
- 很多时候需要小波基的细化,这是一个简单好用的小波基细化程序-often needs small Porgy Thinning, it is a simple and easy procedure thinning small Porgy
小波变换 彩色
- 以某些特殊函数为基将数据过程或数据系列变换为级数系列以发现它的类似频谱的特征,从而实现数据处理。
无功功率分离谐波成分和基波成分
- 无功功率分离谐波成分和基波成分,采用数学形态学滤波器作为低通滤波,Reactive power components of the separation of harmonic and fundamental components, the use of mathematical morphology filter as a low-pass filter
LdA350.rar
- 傅里叶分解计算基波有效值相位角和各次谐波的有效值和相位角,Fourier decomposition of computing fundamental RMS phase angle and harmonic RMS and phase angle
matlab
- 周期函数的傅立叶级数与信号重构基波与谐波-Periodic function of the Fourier series and the fundamental and harmonic signal reconstruction
FCT
- 快速脊波变换,三角波,或者基波变换,没有什么其他要说明的了-fct-Fast Curvelet Transform.function C = FCT(x, is_real, nbscales, nbangles_coarse)
基于小波变换的不同小波基去噪
- 包含不同小波基对图像去噪效果的仿真程序及结果,包含信噪比源程序。(Including different wavelet base image denoising effect of the simulation procedures and results, including signal to noise ratio source.)
xuniji9890
- 基于labview的虚拟频谱分析仪设计,具有对信号的基波频率,幅值和相位测量能力。(The design of virtual spectrum analyzer based on LabVIEW has the ability to measure the fundamental frequency, amplitude and phase of the signal.)
小波变换
- 用keil4编写C代码实现小波变换,以Daubechies小波基进行常用波形的尺度系数和小波系数提取(C code written in keil4, wavelet transform, Daubechies wavelet basis for the commonly used waveform scale coefficients and wavelet coefficients extraction)
分析计算电网谐波,得出基波和高次谐波的值
- 单相半波整流电路谐波分析,可以计算谐波的幅值,谐波含量并画图(Single-phase half-wave rectifier circuit harmonic analysis, harmonic amplitude can be calculated, harmonic content and drawing)
jibo
- 用于发电机保护中的基波电压提取,例如基波电压型保护(For fundamental voltage extraction in generator protection, such as fundamental voltage type protection)
bodaocW5
- 用于研究硅基波导或者光纤中的非线性效应,非常有用,(it is used for the research abobt nonlinearity effect based on silicon waveguide)
小波基函数和图像融合评价指标
- 小波基函数和图像融合评价指标(清晰度、空间频率、梯度、信息熵)(Wavelet basis function and image fusion evaluation index)
1×6结构35GHz基片集成波导缝隙天线设计
- 1. 设计基片集成波导,通过缝隙辐射电磁波结构 2. 工作频率:35GHz; 3.材料选取:介质基板:Rogers5880 相对介电常数:2.2 介质厚度:0.508mm 4. 性能指标: (1)工作频率35G; (2)在θ=0o增益达到10dB以上。有较好的方向性。 首先根据工作频率要求设计基片集成波导大概尺寸,然后选择渐变线形式微带SIW转换器进行馈电。基片集成波导终端短路,形成
小波信息熵
- 对信号进行小波变换,确定小波基的选择和分解层数,再求解信号的信息熵,可用于故障诊断。(The wavelet transform is performed on the signal to determine the selection and decomposition layers of the wavelet base, and then the information entropy of the signal is solved, which can be used for fault
小波神经网络中不同小波基的性能对比
- 对比不同小波基作为传递函数的性能,包括sigmoid函数,morlet函数,polywog函数(Compare the performance of different wavelet bases as transfer function, including sigmoid function, Morlet function, polywog function)
小波熵
- 小波熵求解,小波包分解,4是层数,db3为小波基,参数可改(wavelet entropy,wavelet packet decomposition,the number of layers is 4,db3 is the wavelet basis, parameters can be changed)
小波去噪
- 小波去噪,不同小波基,多层小波分解,软硬阈值去噪。(Wavelet denoising, different wavelet bases, multilayer wavelet decomposition, hard and soft threshold denoising)