Description: 低通采样
用MATLAB设计低通,带通,高通和带阻FIR数字滤波器-Low-pass sampling design using MATLAB low-pass, band-pass, high pass and band-stop FIR digital filter Platform: |
Size: 7168 |
Author:xuexue |
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Description: 图像压缩去噪增强锐化程序，供大家参考。
包括：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
采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波
采用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
利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理
利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理-Sharpen Image Compression Denoising enhanced procedures for your reference. Include: digital image data display matrix and its Fourier transform two-dimensional discrete cosine transform image compression method using gray-scale transformation of the contrast-enhanced images using two-dimensional median filter function by medfilt2 of salt and pepper noise image filtering using MATLAB The function affected by noise interference filter2 images mean filter Adaptive Image Filtering Wehner use five kinds of different gradient method to enhance image sharpening images of high-pass filtering and mask treatment using Butterworth (Butterworth) low pass filter noise by smoothing the images deal with the use of Butterworth (Butterworth) high-pass filter for sharpening images treatment Platform: |
Size: 11264 |
Author:张悦庭 |
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Description: 模拟滤波器，用M文件实现，可以做函数使用。有低通滤波器和高通滤波器，带通，带阻。-Analog filters, with M files to achieve, can be done using the function. There are low-pass filter and high-pass filter, band-pass, band-stop. Platform: |
Size: 7168 |
Author:eachgear |
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Description: 使用傅立叶变换对图像的条纹噪声进行滤除，分别使用了理想低通滤波、巴特沃兹低通滤波和高斯低通滤波进行处理-The use of Fourier transform on the image to filter out the noise of the stripes, respectively, using an ideal low-pass filtering,巴特沃兹Gaussian low-pass filtering and low pass filter to deal with Platform: |
Size: 135168 |
Author: |
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Description: 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 processing, also known as multi-resolution technology pyramid is an effective expression of the structure of building a multi-scale Gaussian pyramid and Laplacian pyramid, Gaussian Gaussian low-pass filter corresponding to adjacent two-story pyramid with poor image bandpass filter Platform: |
Size: 1024 |
Author:Mingruixia |
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Description: Image enhancement in frequency domain using Fourier center frequency, Gaussian lowpass filter, Low pass filter, high pass filter. Image restoration using medean filter, weiner filter with noise generator such as Gaussian noise, Salt and Pepper noise Platform: |
Size: 1035264 |
Author:dieu |
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Description: 图像压缩去噪增强锐化程序，供大家参考。 包括：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 采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 采用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 利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理 利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理--Sharpen Image Compression Denoising enhanced procedures for your reference. Include: digital image data display matrix and its Fourier transform two-dimensional discrete cosine transform image compression method using gray-scale transformation of the contrast-enhanced images using two-dimensional median filter function by medfilt2 of salt and pepper noise image filtering using MATLAB The function affected by noise interference filter2 images mean filter Adaptive Image Filtering Wehner use five kinds of different gradient method to enhance image sharpening images of high-pass filtering and mask treatment using Butterworth (Butterworth) low pass filter noise by smoothing the images deal with the use of Butterworth (Butterworth) high-pass filter for sharpening images treatment Platform: |
Size: 11264 |
Author:chen peilin |
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Description: IIR数字滤波器设计:用双线变化法及脉冲响应不变法，用Matlab编程，设计低通、高通、带通IIR数字滤波器-IIR Digital Filter Design: A two-constant changes in law and the impulse response method, using Matlab programming, designing low-pass, high pass, band-pass IIR digital filter Platform: |
Size: 2048 |
Author:田华梅 |
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Description: MATLAB医学影像处理实验(内含14个原代码及教学的说明)
(1)Plot a sine function using MATLAB, and write the data into a file
(2)Read data from a file, plot a SINC function, and append the result back to the same file
(3)Plot a Gaussian distribution using MATLAB
(4)Fourier transform of a square function is a SINC function
(5)1-D low-pass filters and their point-spread functions
(6)2-D low-pass filters and their point-spread functions
(7)Fourier Transform of circles and an ellipse
(8)Image rotation and magnification
(9)MR k-space data reconstruction and low-pass filter
(10)Display an image in gray level
(11)Display an image in color
(12)Region of interest selection and display
(13)Cross correlation between temperature and humidity
(14)Independent component analysis of mixed music files -MATLAB Medical Image Process Experiments (including 14 source code and course documents)
(1)Plot a sine function using MATLAB, and write the data into a file
(2)Read data from a file, plot a SINC function, and append the result back to the same file
(3)Plot a Gaussian distribution using MATLAB
(4)Fourier transform of a square function is a SINC function
(5)1-D low-pass filters and their point-spread functions
(6)2-D low-pass filters and their point-spread functions
(7)Fourier Transform of circles and an ellipse
(8)Image rotation and magnification
(9)MR k-space data reconstruction and low-pass filter
(10)Display an image in gray level
(11)Display an image in color
(12)Region of interest selection and display
(13)Cross correlation between temperature and humidity
(14)Independent component analysis of mixed music files Platform: |
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Author:江儜昶 |
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Description: 程序代码说明
P0301：数字图像矩阵数据的显示及其傅立叶变换
P0302：二维离散余弦变换的图像压缩
P0303：采用灰度变换的方法增强图像的对比度
P0304：直方图均匀化
P0305：模拟图像受高斯白噪声和椒盐噪声的影响
P0306：采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波
P0307：采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波
P0308：图像的自适应魏纳滤波
P0309：运用5种不同的梯度增强法进行图像锐化
P0310：图像的高通滤波和掩模处理
P0311：利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理
P0312：利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理-Code Description
P0301: digital image data display matrix and Fourier transform
P0302: Two-dimensional discrete cosine transform image compression
P0303: gray-scale transformation method using the contrast enhanced image
P0304: Histogram of homogenization
P0305: simulated images by Gaussian white noise and salt and pepper noise of
P0306: two-dimensional median filter function medfilt2 on the image noise by filtering salt and pepper
P0307: using MATLAB in the function filter2 noise on the image by mean filter
P0308: Image Adaptive Weiner Filter
P0309: the use of 5 different gradient enhanced image sharpening method
P0310: the image of the high-pass filter and mask treatment
P0311: Using Butterworth (Butterworth) low pass filter the image noise by smoothing
P0312: Using Butterworth (Butterworth) high pass filter sharpening the image Platform: |
Size: 11264 |
Author:王兆云 |
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Description: 使用matlab设计一个巴特沃斯低通数字滤波器，使用它对一个混合信号进行滤波，加深对低通滤波器的理解-Using matlab to design a Butterworth low-pass digital filter, use it to a mixed-signal filtering, to deepen the understanding of the low-pass filter Platform: |
Size: 40960 |
Author:jihangui |
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Description: 用MATLAB编写的模拟低通滤波器设计，运行方法见readme，希望能对大家有所帮助。-Using MATLAB analog low-pass filter design, method of operation, see readme, I hope you can help. Platform: |
Size: 2048 |
Author:梁志坚 |
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Search - low pass filter Using MATLAB