9 June 2021 Deep motion blur removal using noisy/blurry image pairs
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Abstract

Removing spatially variant motion blur from a blurry image is a challenging problem as image blur can be complicated and difficult to model accurately. Recent progress in deep neural networks suggests that kernel-free single image deblurring can be achieved, but questions about deblurring performance persist. To improve performance, we proposed a deep convolutional neural network to restore a sharp image from a noisy/blurry image pair captured in quick succession. Two neural network structures, Deblur Long Short-Term Memory (LSTM) and DeblurMerger, are presented to fuse the pair of images in either sequential or parallel manner. To boost the training, gradient loss, adversarial loss, and spectral normalization are leveraged. The training dataset that consists of pairs of noisy/blurry images and the corresponding ground truth sharp image is synthesized based on the benchmark dataset GOPRO. We evaluated the trained networks on a variety of synthetic datasets and real image pairs. The results demonstrate that the proposed approach outperforms the state-of-the-art methods both qualitatively and quantitatively. DeblurLSTM achieves the best debluring performance, while DeblurMerger achieves nearly the same result but with significantly less computation time.

© 2021 SPIE and IS&T 1017-9909/2021/$28.00© 2021 SPIE and IS&T
Shuang Zhang, Ada Zhen, and Robert L. Stevenson "Deep motion blur removal using noisy/blurry image pairs," Journal of Electronic Imaging 30(3), 033022 (9 June 2021). https://doi.org/10.1117/1.JEI.30.3.033022
Received: 4 January 2021; Accepted: 24 May 2021; Published: 9 June 2021
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CITATIONS
Cited by 8 scholarly publications and 1 patent.
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KEYWORDS
Denoising

Image restoration

Image processing

Computer programming

Image quality

Cameras

Neural networks

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