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room
- 图像增强—频域滤波 2.利用MATLAB提供的低通滤波器实现图像信号的滤波运算,并与空间滤波进行比较。 3.利用MATLAB提供的高通滤波器对图像进行处理。-Image enhancement- frequency domain filtering 2. Using MATLAB low-pass filter to provide an image signal filtering operation is compared with the spatial filtering. 3.
lvbo
- 本代码是针对图像进行空域、频域滤波的代码。有经过加噪,再滤波的。-The image spatial frequency domain filtering.
bm3d
- 用matlab编译的bm3d去噪代码,另外有均值滤波,中值滤波还有频域滤波的代码。-Bm3d denoising using matlab compiled code, and another mean filtering, median filtering and frequency domain filtering code.
image_coding-vcPP
- 包含各种VC的图像处理,边缘提取,图片缩放,频域滤波等等,非常实用-Contains a variety of VC image processing, edge detection, image scaling, frequency domain filtering, etc., very practical
Image-transform-domain-processing
- 图像变换域处理,包括频域滤波和正交变换等内容-Image transform domain processing
DIPDemo
- 数字图像处理与机器视觉初步,包括图像的点运算,几何变换,图像增强,频域滤波,彩色图像处理,形态学变换,图像分割,特征提取与初步识别。-A file of image processing and analysis
Image_enhance
- 可以进行灰度增强,直方图增强,平滑处理,锐化处理,频域滤波-Can be gray enhancement, histogram enhancement, smoothing, sharpening, frequency domain filtering
filtering_F
- 图像频域滤波,用matlab实现了在图像频域中通过Butterworth陷波器消除周期性噪声干扰信号。-Image frequency domain filtering using matlab achieved in the frequency domain image by Butterworth notch filter to eliminate periodic noise signal.
DIPDemo
- 很全面的数字图像处理程序,从读取bmp图像,空域滤波,频域滤波,傅里叶变换,应有尽有-Very comprehensive digital image processing procedures, from reading bmp image, spatial filtering, frequency domain filtering, Fourier transform, everything
kongjianlvboyupinyulvbo
- 该文件是有关空间滤波和频域滤波的比较的程序,希望能帮助大学的学习。-This file is a program about comparing spatial filtering and frequency domain filtering, hoping to help the university study.
code
- 频域图像增强,交换两幅图像的相位谱,利用频域滤波消除周期噪声-Frequency-domain image enhancement, image exchange two phase spectrum, frequency domain filtering to eliminate periodic noise
Frequency-domain-filtering
- 本文主要研究了频域滤波中平滑以及锐化技术,借助Butterworth滤波器以及Gauss滤波器探究了低通滤波器的性质;结合USM技术,Laplacian算子、以及Butterworth/Gauss滤波器研究了高通滤波器的特性. doc文档最后附有所有我编写的的matlab代码-This paper studies the frequency domain filtering smoothing and sharpening techniques, using Gauss filter But
chap5
- 图像增强技术,灰度变换,直方图增强,图像的统计特性,空域滤波,频域滤波-Image enhancement technology, gray transform, histogram enhancement, the statistical properties of the image, spatial filtering, frequency domain filtering
pinyulubo
- 数字全息图频域滤波再现,用来实现数字全息再现-Digital reproduction of holograms frequency domain filtering for digital holographic reproduction
bridge-road-cracks-detection
- 代码是matlab编写,有例图,可直接运行(注意修改路径)。主要用来检测桥面、路面裂纹,有详细函数功能说明和算法思想,实现了路面规则条纹背景的频率估计,采用频域滤波可有效去除路面图像接近估计频率的噪声,保留目标裂纹,实现了初步的检测功能,但是功能还不完善,可作Demo供大家参考。有兴趣的朋友可以逐步完善、移植,有兴趣的朋友请与我联系。-Matlab code is written, there is case diagram, can be run directly (Note to modif
chap_07
- 数字图像处理,能够实现图像的离散变换和图像的频域滤波等。-Digital image processing can be achieved in the frequency domain filtering, discrete transform and image of the picture.
123
- 对BMP图像进行打开,查看灰度直方图,线性变换,直方图均衡化,图像增强,几何变换,fft,频域滤波,图像恢复,数学形态学,图像分割等操作。-To open the BMP images, view the gray-level histogram, linear transformation, histogram equalization, image enhancement, geometry transformation, FFT, frequency domain filtering, i
code
- 可以进行频率域图像增强,包括傅里叶变换,频域滤波功能的实现。-Frequency domain image enhancement can be done, including Fourier transform, the realization of the function of frequency domain filtering.
DFT
- 函数paddedsize可计算P和Q的最小偶数值,PQ则是避免折叠误差的串扰所采用的补零方法。 函数dftfilt是用于频率域滤波的M函数 在house中进行空域滤波与频域滤波的比较 函数dftuv创建用于实现频率域滤波器的网格数组 在number中进行低通滤波 还可基于lpfilter生成高通滤波器。 函数D=hypot(U,V)<=>D=sqrt(U.^2+V.^2)替代 函数f=tofloat(f)<=>f=im2double(f)替代-
pyzq
- 图像增强,仿真结果有巴特沃斯频域滤波,灰度调整,空域滤波,理想频域滤波,直方图均衡化-Image enhancement, simulation results Butterworth frequency domain filtering, grayscale adjustment, spatial filtering, the ideal frequency domain filtering, histogram equalization