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spetial_image_enhancement.rar
- 分别通过高斯低通滤波，梯度运算和拉普拉斯算子对图像进行增强。含有GUI操作界面,Through Gaussian low-pass filtering, the gradient operator and Laplacian image enhancement. Contains a GUI interface
数字图像处理算法
- 数字图像处理：先进行傅里叶变换，然后低通滤波；最后还原。并附有余弦变换对照结果。,DIP:first FFT,then Butterworth filter,last inverse the course,also the DCT for comparition.
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.
MATLAB
- dct低通滤波 对于数字图像处理的入门例程再好不过了 其中对滤波器的波形给了三位图像-dct transform
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
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,
EdgeDetection
- 边缘检测1.制作一张包括色块、线条的单色背景图片，先对其作低通滤波产生一幅色块和线条边缘模糊的降质图片待处理，采用任意二种边缘检测算法检测待处理图片中的色块和线条的边缘，得到二值化的处理结果图。从结果图中提取色块和线条的边界坐标值，与实际生成原始图像时采用的真实坐标数据作比较，对产生的检测误差作分析。2.拍摄一张包含待检测物体的黑白或者彩色照片，试采用一种边缘检测的算法做待检测物体的自动提取，对生成的结果作分析。-Edge Detection 1. To produce a including
Filter
- 包含高斯低通滤波和拉普拉斯高通滤波，及综合滤波的效果。含GUI操作界面-Contains the Gaussian low-pass filtering and Laplacian high-pass filtering, and integrated filtering effect. With GUI interface
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.
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.
pinyuchuli
- 给定一幅图像，进行频域处理，包括低通滤波，图像锐化，伪彩色处理等。-Given an image, the frequency domain, including low-pass filtering, image enhancement, pseudo-color processing.
gaosi
- 图像增强处理方法，这M文件是对加入高期噪声后应用了中值滤波，均值滤波，低通滤波等方会分别来处理的程序。-Image enhancement method, this document is to join M phase noise after the application of the high value of the filter, mean filter, low pass filtering and so on will be to deal with the procedures,
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.
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
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
butterwoth
- 这个是对一个一维信号的Excel数据加载进matlab程序，然后进行巴特沃斯的低通滤波。-This is a one-dimensional signal of Excel data is loaded into the matlab program, and then Butterworth low-pass filtering.
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
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
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
低通滤波
- 用matlab对图片进行简单的低通滤波，效果还可以，可以参考，相互学习(Low pass filtering of images with MATLAB)