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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
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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
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NAME:
bpass
PURPOSE:
Implements a real-space bandpass filter which suppress
pixel noise and long-wavelength image variations while
retaining information of a characteristic size.
CATEGORY:
Image Processing
CALLING SEQUENCE
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这是用切比雪夫实现的IIR带通滤波器,可用于数字图像或语音的处理-This is achieved using Chebyshev IIR bandpass filter, can be used for processing digital image or voice
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This function is a very simple application of FFT2 for an image to
simulate the effect of bandpass filter with two cut off frequencies. One
can easily modify the programme to do the processes for different images,
and even implement highpass
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The File Contains 5 Other Source Codes include, bandpass Butterworth Filter, Gabor Bank, RGB to HLS Conversion, Image Filtering in Frequency Domain and Hough transform.
I hope that s enough to make me a member.
Regards.
Zizi.
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Image processing. Matlab source code to apply bandpass filter to an image
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AM信号加入高斯白噪声,然后通过带通滤波器,达到除噪声的功能,并且显示图像-AM signal by adding white Gaussian noise, then passed through a bandpass filter, to achieve in addition to the function of the noise, and the display image
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目的是改善影像质量,包括去除高频噪声与干扰,及影像边缘增强、线性增强以及去模糊等。分为低通滤波(平滑化)、高通滤波(锐化)和带通滤波。-The purpose is to improve the image quality, including the removal of high frequency noise and interference, and image edge enhancement, linear enhancement and deblurring. Into a low
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利用Matlab编写的组合高斯带通滤波器,可以对图像进行滤波操作。(Matlab prepared by the combination of Gauss bandpass filter, you can filter the image operation.)
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