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GLPyramid2
- 多尺度图像技术指对图像采用多尺度的表达，并在不同尺度下分别进行处理，也称多分辨率技术 金字塔是一种有效的多尺度表达结构 构建高斯金字塔和拉普拉斯金字塔 高斯低通滤波器 对应高斯金字塔中相邻两层图像差的带通滤波器 -Multi-scale imaging technology refers to the image using multi-scale expression, and in different scales, respectively, for pro
txlb
- 数字图像处理中的滤波和傅里叶压缩，包括理想低通滤波器，巴特沃茨高通滤波器，高斯带通滤波器，高斯带阻滤波器，FFT图像压缩。附原图像和处理后的图像截图。-Digital image processing in filtering and Fourier compression, including the design of an ideal low-pass filter, design Batewoci high-pass filter, bandpass filter design Gaus
lvboqi
- 低通和高通滤波器的源码,采用FFT方法,输出归一化系数 -Low-pass and high-pass filter of the source, using FFT methods, the normalized output coefficient
smooth
- 图像平滑与去噪，包括均值滤波，中值滤波，灰度形态学滤波，高斯低通滤波，统计滤波等-Image smoothing and denoising, including the mean filter, median filter, grayscale morphological filtering, Gaussian low-pass filtering, statistical filtering
MATLABLowPassFilter
- Matlab实现低通滤波，帮助理解FIR滤波的实现过程，难得-Matlab low pass filter, helping to understand the realization of FIR filtering process, a rare
Butterworth_low_pass_and_high_pass_filters
- 对二维图像实现巴特沃斯低通和高通滤波，已经仿真，效果不错。-Pairs of two-dimensional image realization of Butterworth low-pass and high-pass filtering, has been simulation, good results.
frequency
- 用傅里叶变换对图形进行变换，然后用高斯低通、高通滤波器对图像进行去噪-Fourier transform graphics transform, and then use Gaussian low-pass, high pass filter for image denoising
filteringandresult
- 基于matlab的FIR低通滤波及其实现过程-Based on the FIR low-pass filter matlab and its realization
SigTranmit
- 通信系统仿真仿真课程设计，经过低通滤波器和带通滤波器，减少噪声对传输的干扰-Communication system simulation simulation curriculum design, through low-pass filter and band-pass filter to reduce noise interference on the transmission
experiment2
- 理想低通、高通、巴特沃斯低通高通滤波器对图像进行锐化和模糊处理-Ideal low-pass, high pass, Butterworth low pass high pass filter sharpening and blurring the image processing
iir
- 设计一个低通数字滤波器，满足如下设计指标： 通带截止频率：0.2pi，通带波动：1dB 阻带截止频率：0.3pi，阻带衰减：15dB 要求：分别采用巴特沃斯、切比雪夫Ⅰ型、切比雪夫Ⅱ型和椭圆滤波器原型进行设 计，比较各种设计的阶数、实际阻带衰减，分析实验结果 -Design a low pass digital filters that meet the following design specifications: passband cutoff frequency:
SpatialFrequencyDomainImageEnhancement
- 灰度变换增强程序 1.灰度变换增强程序 2.直方图灰度变换 3.直方图均衡化程序举例 4.直方图规定化程序举例 1.线性平滑滤波 2.中值滤波器 3. 4邻域8邻域平均滤波算法 1.低通滤波器 2.布特沃斯低通滤波器图像实例-Enhanced gray-scale transformation procedure 1. Enhanced gray-scale transformation procedure 2. Histogram gray-sc
CDib低通滤波
- CDib类的傅立叶变换及一些低通滤波器(理想低通、Butterworth、Gauss等)(Fourier transform of class CDib and some low pass filters)
image_lvbo
- matlab中二阶巴特沃斯高通滤波器及二阶巴特沃斯低通滤波器的代码，可以直接用于matlab中使用。(Matlab two Butterworth high pass filter and two order Butterworth low-pass filter code, can be used directly in matlab.)
filter
- 低通滤波巴特沃斯低通滤波器的MFC程序，FS是采样频率，fp是截止频率，大家-Butterworth low-pass filter MFC process, FS is the sampling frequency, fp is the cut-off freq(Butterworth low-pass filter MFC process, FS is the sampling frequency, fp is the cut-off freq)
DFT
- visual c++写的傅里叶变换，以及在频域实现低通滤波和高通滤波(Fourier transform written by visual c++ and low-pass filtering and high pass filtering in frequency domain)
myGussianLowPassFilter1
- 可以对图像进行高斯低通滤波，需要提供一个img参数即为图像，和D0(Gauss low-pass filtering for image)
imageFrequencyFilter
- 频域低通滤波，理想低通滤波器，巴特沃斯低通滤波器(Low pass filter in frequency domain, ideal low pass filter, Butterworth low pass filter)
E2-频域增强
- 一、 计算图象的频谱函数 设计图象120*30/256*256；选用Matlab函数直接调用实现。 二、根据计算证明傅立叶变换的性质 1， 共轭对称性: F(u,v)=F*(-u,-v) ; 三、图象的频域滤波 1， 设计一个指数低通滤波器，对两图象（f1(x,y)为30*30/256*256的图象；f2(x,y)=p3-02图象）进行低通滤波，观察分析空域图象和频谱分布的变化。 四、图象变换比较 利用现有的离散傅立叶变换、离散余弦变换、Walsh-Had
Design1
- 巴特沃斯三阶低通滤波器设计，(Design of Butterworth three order low pass filter)