Invention Grant
- Patent Title: Super-resolution with reference images
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Application No.: US16001656Application Date: 2018-06-06
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Publication No.: US10885608B2Publication Date: 2021-01-05
- Inventor: Zhifei Zhang , Zhe Lin , Zhaowen Wang
- Applicant: Adobe Inc.
- Applicant Address: US CA San Jose
- Assignee: Adobe Inc.
- Current Assignee: Adobe Inc.
- Current Assignee Address: US CA San Jose
- Agency: SBMC
- Main IPC: G06K9/00
- IPC: G06K9/00 ; G06T3/40 ; G06K9/62 ; G06T11/00

Abstract:
In implementations of super-resolution with reference images, a super-resolution image is generated based on reference images. Reference images are not constrained to have same or similar content as a low-resolution image being super-resolved. Texture features indicating high-frequency content are extracted into texture feature maps, and patches of texture feature maps of reference images are determined based on texture feature similarity. A content feature map indicating low-frequency content of an image is adaptively fused with a swapped texture feature map including patches of reference images with a neural network based on similarity of texture features. A user interfaces allows a user to select regions of multiple reference images to use for super-resolution. Hence, a super-resolution image can be generated with rich texture details incorporated from multiple reference images, even in the absence of reference images having similar content to an image being upscaled.
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