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TomDickMaryDiscovertheDFT
- 详细阐述了离散时间信号的傅里叶变换，能更好的理解四种傅里叶变换之间的关系，由其中一种怎么推导出另一种-Detailed discrete-time Fourier transform signal can be a better understanding of the relationship between the four types of Fourier transform, from one of how to derive an alternative
FreTrans
- 图像处理，变换包括傅里叶变换，离散余弦变换，沃尔什变换等。-Image processing, transformation, including Fourier transform, discrete cosine transform, Walsh transform and so on.
Change
- 傅里叶变换和离散余弦变换，采用GDI+作为图像接口-Fourier transform and discrete cosine transform, using GDI+ as an image interface
fftdct
- 实现图像的离散余弦变换和图像的快速傅里叶变换-Discrete cosine transform of image and image of the Fast Fourier Transform
fastfft
- 快速傅氏变换（FFT）是离散傅氏变换(DFT)的快速算法，它是根据离散傅氏变换的奇、偶、虚、实等特性，对离散傅立叶变换的算法进行改进获得的。快速傅里叶变换有广泛的应用，如数字信号处理、计算大整数乘法、求解偏微分方程-Fast Fourier Transform (FFT) is the discrete Fourier transform (DFT) in the fast algorithm, which is based on discrete Fourier transform of t
Fourieranalysisindiscetetimesystem
- 离散时间傅里叶变换有时也称为序列傅里叶变换。离散时间傅里叶变换实质上就是单位圆上的(双边)Z变换。当时域信号为连续信号时，用连续时间傅里叶变换；为离散信号时，用离散时间傅里叶变换。-Discrete-time Fourier transform is sometimes referred to as sequence Fourier transform. Discrete-time Fourier transform is essentially the unit circle (bilater
4
- 8或24位图像的变换域处理及应用。一维二维傅里叶变换、二维离散余弦、频域高通、低通滤波等-8 or 24-bit image processing and application of transform domain. One-dimensional two-dimensional Fourier transform, two-dimensional discrete cosine, frequency high pass, low pass filtering
05
- 图像的正交变换 ——傅里叶变换，离散余弦变换，沃尔什变换-Orthogonal image transform- Fourier transform, discrete cosine transform, Walsh transform
FFT_based_on_DSP
- 快速傅氏变换（FFT）是离散傅氏变换的快速算法，它是根据离散傅氏变换的奇、偶、虚、实等特性，对离散傅立叶变换的算法进行改进获得的。它对傅氏变换的理论并没有新的发现，但是对于在计算机系统或者说数字系统中应用离散傅立叶变换，可以说是进了一大步。数字信号处理器(DSP)是一种可编程的高性能处理器，近年来发展很快．它不仅适用于数字信号处理，而且在图像处理、语音处理、通信等领域得到了广泛的应用．通用的微处理器在运算速度上很难适应信号实时处理的要求．联沪处理器中集成有高速的乘法器硬件，能快速地进行大量数据的
chap1_4
- 程序主要是常用的变换域处理方法，包括傅里叶变换、离散余弦变换、以及小波变换等-Procedure is mainly used for transform domain processing methods, including Fourier transform, discrete cosine transform, and wavelet transform
apfft_fir_filter
- 离散余弦变换(DCT)具有优于傅里叶变换、哈尔变换等正交变换的高度解相关性-apfft fir filter design
cpp
- dft idft fft ifft的c++源码实现 离散时间傅里叶变换 极其逆变换实现 快速傅里叶变换极其逆变换实现-dft idft fft ifft the c++ source to achieve extremely inverse discrete-time Fourier transform fast Fourier transform extremely inverse transform
fourier
- 编写离散时间傅里叶变换子函数，并调用此函数求下列序列的离散时间傅里叶变换-The preparation of discrete-time Fourier transform subroutine, and call this function find the following sequence of discrete-time Fourier transform
convolutiontest
- matlab程序验证离散时间傅里叶变换的频移性质和卷积性质-matlab program verification discrete-time Fourier transform convolution nature of the nature and frequency shift
FreTrans
- 图像的正交变换，包括傅里叶变换和离散余弦以及沃尔什变换-Orthogonal transformation images, including Fourier transform and discrete cosine transform and the Walsh
dsp
- 这是关于现代信号处理的一些课件，主要讲述了有关离散序列的傅里叶变换等-This is about some of the courseware of modern signal processing, mainly tells about the discrete Fourier transform sequence
fast_f_transform
- 离散形式的傅里叶变换可以利用数字计算机快速的算出(其算法称为快速傅里叶变换算法(FFT)).-Discrete Fourier transform can be calculated using a fast digital computer (the algorithm is called fast Fourier transform algorithm (FFT)).
FreTrans
- 数字图像处理的傅里叶变换，包括FFT变换，离散余弦变换等！-Fourier transform of digital image processing, including FFT transform, discrete cosine transform!
_DSP5
- DSP实验的matlab实现，如 离散时间系统，傅里叶变换，快速傅里叶变换等-dsp FFT
11111
- 这是一篇有关离散分数傅里叶变换的数字水印算法的文章，希望对大家有帮助-This is a discrete fractional Fourier transform on digital watermarking algorithm article, we want to help