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lowpass
- 低通滤波源码，C与汇编嵌套，效率奇高。 为1K，FFT.基于54系列-source low-pass filtering, with the compilation of nested C, a high efficiency. 1K, FFT. Based on Series 54
imageimpose
- 数字图像矩阵数据的显示及其傅立叶变换 二维离散余弦变换的图像压缩 采用灰度变换的方法增强图像的对比度 直方图均匀化 模拟图像受高斯白噪声和椒盐噪声的影响 采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 图像的自适应魏纳滤波 运用5种不同的梯度增强法进行图像锐化 图像的高通滤波和掩模处理 用巴特沃斯（Butterwo
小波变换及滤波
- 实现小波变换对图像的作用， 同时有高通和低通滤波-Achieve the wavelet transform on an image. It also has the function of highpass and lowpass filtering.
信息隐藏攻击算法
- 信息隐藏的一种算法,使用matlab实现.mycompress.m JPEG有损压缩 mycrop.m 剪切 myhighpass.m 高通滤波器 mylowpass.m 低通滤波器 mynoise.m 高斯，椒盐噪声 myresize.m 放缩 myrotate.m 旋转 mywiener.m 维纳滤波 myattack.m 以上所有攻击的集合-information hidden an algorithm, using Matlab to achieve. JPEG Compression
Residual_Excited_Linear_Prediction_with_MATLAB.ra
- Simulation of Residual Excited Linear Prediction (RELP) coding for speech: This simulation give your voice or available clear wav file.This encoder have linear predictor that decreases signal s dynamic (lower quantization level). This technique als
lowpass
- 图像的低通滤波可以有选择的选择滤波函数,并且效果很好-Low-pass filtering the image can have the choice of filter function selection
MFC_Exp01
- mfc_exp01 lowpass filtering
Gaussian_Lowpass_Filter
- 二阶高斯低通滤波器，实现对图像的平滑处理，-Gaussian second-order low-pass filter, to achieve the smoothing of images,
lowpass
- 基于matlab的，不同截断半径时低通滤波滤波,及傅立叶反变换再现图像，简单易学，希望对你有帮助。-Matlab based on different cut-off low-pass filter at a radius of filtering, and Fourier Transform reproduce images, easy to learn, and they hope to help you.
DFTFilter
- 数字滤波器，实现高通和低通滤波，程序绝对是最简单的哈哈。-Digital filter, high pass and low pass filtering, the program is the simplest Haha.
dct_lowpass_filter
- 用DCT变换的方法对彩色图像进行低通滤波，适合初级入门-Do the lowpass filtering to a color picture with DCT transform.It s fit for freshmen.
audio
- 对一段音频文件进行了一系列的操作，诸如设置一个低频滤波。-processing an audio signal, such as filtering it with a Lowpass frequency filter.
FIR-matlab
- 此程序是用matlab编写的FIR低通滤波器，为了区别于别人上传的都是调用了滤波器的现成函数filter，我自己用双重for循环编写了整个滤波过程，仿真已经通过-This program is written in matlab lowpass FIR filter, in order to distinguish it from other people upload are ready-made function of the filter is called filter, for my
fir-lowpass-adaptive-filter
- 基于tms320c54xdsp原理，应用ccs实现的低通滤波，自适应滤波及fir滤波。-Based tms320c54xdsp principle, application ccs realize low-pass filtering, adaptive filtering and fir filter.
LPF-HPF-ED
- BCB Lowpass Filtering, Highpass Filtering and Edge Detection-BCB Lowpass Filtering, Highpass Filtering and Edge Detection
lowpass-filtering
- 利用fft2对图像傅里叶变换，在用lpfilter生成高斯低通滤波器，进行过滤再进行反变换最后显示-Use fft2 the image Fourier transform, in with lpfilter generate Gaussian low-pass filter for filtering the inverse transform last displayed
wiener2-filtering
- wiener2图像滤波小程序。维纳滤波理论在图像处理中有着广泛的应用。-wiener2 lowpass filters an intensity image that has been degraded by constant power additive noise. wiener2 uses a pixel-wise adaptive Wiener method based on statistics estimated from a local neighborhood of each p
envelope_detection
- 包络检测的两种方法。一种使用平方+低通滤波，另一种使用Hilbert变换。-This example shows how to implement two methods of envelope detection. One method uses squaring and lowpass filtering and the other uses the Hilbert transform.
新建 WinRAR 压缩文件
- 对图像进行巴特沃斯低通滤波，理想低通滤波(Butterworth low-pass filtering is applied to image and ideal lowpass filtering.)
傅里叶谱与频域低通滤波
- 傅里叶谱与频域低通滤波 (a)从图书网站下载图4.41(a)并计算其(居中)傅里叶谱。(b)显示频谱。(c)在等式(4.8-7)中实现高斯低通滤波器。您必须能够指定结果2D函数的大小，M x N。此外，您必须能够指定高斯函数的中心位置。(d)从图书网站下载图4.41(a)，并对其进行低通滤波，以复制图4.48中的结果。(Fourier Spectrum and Lowpass Filtering in Frequency Domain (a) Download Fig. 4.41(a)