Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong...
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Transcript of Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong...
![Page 1: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/1.jpg)
Image Deblurring with Blurred/Noisy Image Pairs
Lu Yuan Jian Sun Long Quan Heung-Yeung Shum
The Hong Kong University of Science and Technology
![Page 2: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/2.jpg)
Introduction
(Blurred)
(noisy)
![Page 3: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/3.jpg)
Method
Kernel Estimation
Residual Deconvolution
De-ringing with Gain-controlled RL
![Page 4: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/4.jpg)
Kernel Estimation
![Page 5: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/5.jpg)
Kernel Estimation Tikhonov regularization
![Page 6: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/6.jpg)
Kernel Estimation
Hysteresis thresholding in scale space define:
定義兩個 thresholds, Thigh and Tlow
Mhigh and Mlow by setting Thigh and Tlow
![Page 7: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/7.jpg)
![Page 8: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/8.jpg)
Residual Deconvolution Using standard RL algorithms
![Page 9: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/9.jpg)
De-ringing with Gain-controlled RL
IGain≦1
![Page 10: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/10.jpg)
Adding details
Joint Bilateral filter
W(x):neighboring windowZx:normalization termZx=
![Page 11: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/11.jpg)
![Page 12: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/12.jpg)
Result
(a)blurred image (b)noisy image (c)denoised image (d)RL deconvolution (e)our result
![Page 13: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/13.jpg)
(a)blurred image (b)noisy image (c)denoised image (d)RL deconvolution (e)our result
![Page 14: Image Deblurring with Blurred/Noisy Image Pairs Lu Yuan Jian Sun Long Quan Heung-Yeung Shum The Hong Kong University of Science and Technology.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d475503460f94a22bd6/html5/thumbnails/14.jpg)
(a)blurred image (b)noisy image (c)denoised image (d)RL deconvolution (e)our result