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getfilterg.f1123验证低通滤波器
- f1123验证低通滤波器(采用布莱克曼窗函数法),f1123 verify low-pass filter (using the Blackman window function method)
lpfilter.rar
- MATLAB 中滤波器的M文件源代码。该滤波器为低通滤波器,lpfilter
gaborfilter
- 高斯函数能构成一个在频域具有平滑性能的低通滤波器。可以通过在频域做乘积来实现高斯滤波。-Constitute a Gaussian function to the frequency domain with a smooth performance of the low-pass filter. Can be done in the frequency domain Gaussian filter to achieve the product.
LowpassFiltering
- 本实验要求要求实现高斯低通滤波器的程序，并设定截至频率半径为15时得到如课本上图4.18图c的图。使低频通过而使高频衰减的滤波器成为低通滤波器，被低通滤波的图像比原始图像少一些尖锐的细节部分。本实验就是设计实现高斯低通滤波器。-Requirements of this experiment requires low-pass Gaussian filter procedure and set the frequency up to a radius of 15 textbooks, such a
FIR_pinlv[1]
- FIR滤波器， 设计一个线性相位有限冲激响应低通滤波器，使其满足如下指标：通带边界为2kHz，阻带边界为2.5kHz，通带波纹 =0.005，阻带波纹 =0.005，抽样率为10kHz。采用多尔夫-切比雪夫窗进行设计，进行频谱分析。-FIR filter, design a linear phase FIR low-pass filter to meet the following indicators: passband border to 2kHz, stopband border to 2
ImageProcess
- 特技显示： 图像扫描、图像插入、百叶窗显示、马赛克效果、栅格条交错、从全黑淡入、图像伸缩 像素运算： 查看直方图、直方图均衡、线性变换、阈值变换、窗口变换、灰度拉伸、对数变换 几何变换： 图像镜像、图像平移、图像旋转、图像缩放 正交变换： 离散傅立叶变换、离散余弦变换、沃尔什哈达玛变换、离散K-L变换、小波变换 图像复原： 逆滤波复原、维纳滤波复原 图像增强： 灰度变换调整、直方图修整法、图像平滑法、中值滤波、低通滤波、图像锐化、高通滤波
filter
- 频域低通滤波（理想低通滤波器、梯形低通滤波器、巴特沃斯低通滤波器、指数低通滤波器），频域高通滤波（理想高通滤波器、梯形高通滤波器、巴特沃斯高通滤波器、指数高通滤波器）-Frequency-domain low-pass filter (ideal low-pass filter, ladder low-pass filter, Butterworth low-pass filter, the index low-pass filter), frequency-domain high-pass f
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,
low pass filter
- 理想，Buuterworth 高斯低通滤波-Ieal, butterworth gaussian low pass filter
LOWFIL
- 低通滤波器 for vb6 给对影像处理程式有兴趣研究的人参考使用 -Low-pass filter for vb6 give to the image processing programs have the people interested in studying the use and reference
image_processing
- 高级图象处理软件，实现功能包括对DIB图像进行维纳滤波复原操作、模糊操作、随机噪声、高通滤波、低通滤波等-Advanced image processing software, the realization of the DIB features include image restoration Wiener filtering operation, fuzzy operations, random noise, high-pass filter, low-pass filtering
FDomain
- 图像的一维、二维快速傅里叶变化和反变化，可对图像一般低通滤波、ButterWorth低通滤波、一般高通滤波、ButterWorth高通滤波-Image of one-dimensional, two-dimensional fast Fourier change and anti-change, the image may be a general low-pass filter, ButterWorth low pass filter, the general high-pass filter
imageview
- 基本的数字图像处理，包括图片翻转，高通低通滤波，直方图处理等-Basic digital image processing, including image reversal, high-pass low-pass filtering, histogram processing
DigitalImageProcessing5
- 原理与分类 空域滤波器的定义、原理、分类 平滑滤波器 均值滤波器、中值滤波器、基本低通滤波器 锐化滤波器 微分滤波器、基本高通滤波器 -Principle and classification of airspace filter definition, principle, classification smoothing filter mean filter, median filter, basic low-pass filter sharpening filter
data122
- 对MIT—BIH数据库中的第122号数据作的处理，包括低通、高通滤波、中值滤波、均值滤波等。-On the MIT-BIH database No. 122 data processing, including low-pass, high pass filtering, median filtering, average filtering.
ladder_pass
- matlab编写的梯形低通滤波器对与图像的影响，画图比较滤波前后的对比图。-the preparation of matlab trapezoidal low-pass filter and image of the effect of drawing the contrast to compare before and after filtering Fig.
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
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.)
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)