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improved_gaborfilter
- Bi-dimensional Gabor filter with DC component compensation This version of the 2D Gabor filter is basically a bi-dimensional Gaussian function centered at origin (0,0) with variance S modulated by a complex sinusoid with polar frequency (F,W) an
dft2.zip
- 对二维图像进行离散傅里叶变换，分别给出了直流分量移动到频谱中心前后的频谱图样。,Two-dimensional images of the discrete Fourier transform, respectively, given the spectrum to move to the DC component of the spectrum before and after the design center.
DSP_sin
- 使用DSP产生300—4000HZ的正弦信号，要求使用计算法，并且频率可变、幅度可变、直流分量可变。用软件CCS5000编程实现，并硬件（DSK板或示波器）连接进行功能演示。 发挥部分：使用DSP产生300—4000HZ的方波和三角波。 -Using DSP to produce 300-to 4000HZ the sine signal, require the use of calculation method, and a variable frequency, amplitude
wavelet
- 一个图像小波数字水印的matlab代码,利用小波变换，在DC分量上实现自适应编码-An image digital watermarking wavelet matlab code, the use of wavelet transform, the DC component on the realization of adaptive coding
WatermarkingAlgorithmResearchandImplementationBas
- In this paper the watermarking programs based on the discrete cosine transform (DCT) domain DC component (DC) is adopted. Through adjusting the block DCT coefficient of the image the watermarks are hidden. And blocking the selected image accord
DSP
- 数字图像处理中用于离散傅里叶变换将直流分量移到中心离散余弦变换等处理的简单代码-Digital Image Processing for the Discrete Fourier transform DC component to the center discrete cosine transform, to deal with a simple code
DCFilter
- High-Pass filter to remove DC component from audio signal.
code4
- in this file we save an image as watermark into a gray scale image. here the watermark is embedded into the dc component.first we decompose the image up to 3 levels
parsevaltheorem
- 如果是复指数形式的傅里叶级数，因为复指数函数的功率等于其系数的模的平方，直接把傅里叶系数平方求和就行；如果是三角形式的傅里叶级数，因为三角函数的功率等于其系数的模的平方的一半，需要把各次谐波傅里叶系数平方求和的一半 与直流分量的平方相加。-If the complex exponential form of Fourier series, complex exponential function because the power is equal to the square of the mo
DSP-protect
- 系统采用一阶差分与全周傅氏算法相结合的 值。通过一阶差分去除信号中的直流分量与低 信号中的高频分量，并将信号转换为相量表示-System uses the first difference Fourier algorithm with the whole week combined value. Removal of the signal by the first difference in the DC component and low signal in the high freq
ty51
- 通信原理中功率谱密度的仿真，仿真了不同占空比，等概、非等概双极性矩形随机信号的归一化功率谱密度，并分析不同信号（不同占空比，等概非等概）所包含的频谱分量，有无直流分量和定时分量信息-Communication theory in the power spectral density of the simulation, the simulation of different duty cycles, such as almost, almost bipolar rectangular Non-r
DCRemove
- this source is intended for removal of dc component
meierdaopufadematlabshixian
- 对录音信号集 中的某一语音，利用BATLAB设计一美尔例谱算法，并实现。 取信号集 中的一个语音信号：“xxxxxx”，将它作为输入的语音信号来为设计一个美尔倒谱算法，在该算法中，主要设计了以下环节： 1.读入一个语音信号；2.对这个信号归一化；3.对归一化的信号进行加窗处理（这里的矩形窗长度必须为257，重帧长64）；4.进行预加重处理，即通过一个高通滤波器： ；5进行512点的FFT；6.分别取模平方得到功率谱；7.在设计的mel滤波器组中，我采用了25个带通滤波器；8.将得到的功率
Dynamic-Modeling-of-Micro-Turbine-Generation-Syst
- Utility restructuring, technology evolution, public environmental policy, and expanding power demand are providing the opportunity for microturbines to become important energy resources. In order to investigate the ability of microturbine uni
SYNC
- pll phasenregler The ltering operation of the error voltage (coming out from the Phase Detec- tor) is performed by the loop lter. The output of PD consists of a dc component superimposed with an ac component. The ac part is undesired as an in
am_regler
- The ltering operation of the error voltage (coming out from the Phase Detec- tor) is performed by the loop lter. The output of PD consists of a dc component superimposed with an ac component. The ac part is undesired as an input to the VCO, h
freq_regler
- The ltering operation of the error voltage (coming out from the Phase Detec- tor) is performed by the loop lter. The output of PD consists of a dc component superimposed with an ac component. The ac part is undesired as an input to the VCO, h
DC-Motor-Current--Analyse-by-EMD
- 基于EMD的直流电机换向电流提取程序。内含用LEM公司的霍尔传感器实测的微型直流电动机启动时的电流信号（真实的数据和大家分享），分别用小波滤波和EMD消噪，并用EMD提取直流分量、高频换向电流，对研究电机间接测速、启动特性测试很有帮助，对电机故障诊断也有帮助。-EMD-based DC motor commutation current extraction procedures. LEM s included with Hall sensors measured miniature DC mo
DC-component-blind-Watermarking
- 空间域基于DC分量的盲彩色数字水印，根据直流系数的产生原理和分布特征，在空间域中嵌入水印。-A blind color image watermarking based on DC component in the spatial domain.By using the generating principle and distribution feature of the DC coefficient,the watermarking is inserted into the spatial
untitleddcc
- dc component of a signal