Invention Grant
- Patent Title: Method for deblurring video using modeling blurred video with layers, recording medium and device for performing the method
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Application No.: US15191040Application Date: 2016-06-23
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Publication No.: US10013741B2Publication Date: 2018-07-03
- Inventor: Byeongjoo Ahn , Ig Jae Kim , Junghyun Cho
- Applicant: Korea Institute of Science and Technology
- Applicant Address: KR Seoul
- Assignee: Korea Institute of Science and Technology
- Current Assignee: Korea Institute of Science and Technology
- Current Assignee Address: KR Seoul
- Agency: NSIP Law
- Priority: KR10-2015-0096624 20150707
- Main IPC: H04N5/217
- IPC: H04N5/217 ; G06T5/00

Abstract:
A video deblurring method based on a layered blur model includes estimating a latent image, an object motion and a mask for each layer in each frame using images consisting of a combination of layers during an exposure time of a camera when receiving a blurred video frame, applying the estimated latent image, object motion and mask for each layer in each frame to the layered blur model to generate a blurry frame, comparing the generated blurry frame and the received blurred video frame, and outputting a final latent image based on the estimated object motion and mask for each layer in each frame, when the generated blurry frame and the received blurred video frame match. Accordingly, by modeling a blurred image as an overlap of images consisting of a combination of foreground and background during exposure, more accurate deblurring results at object boundaries can be obtained.
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