OPE-SR: Orthogonal Position Encoding for Designing a Parameter-free Upsampling Module in Arbitrary-scale Image Super-Resolution.
Gaochao SongLuo ZhangRan SuJianfeng ShiYing HeQian SunPublished in: CoRR (2023)
Keyphrases
- image super resolution
- parameter free
- low resolution
- kernel regression
- super resolution
- high resolution
- dictionary learning
- low resolution images
- categorical data
- outlier detection
- super resolution reconstruction
- regression model
- high resolution images
- image patches
- depth map
- regression methods
- image registration
- map estimation
- edge preserving
- sparse representation
- linear regression
- natural images
- markov random field
- sparse coding
- signal processing
- maximum a posteriori
- unsupervised learning
- image reconstruction
- motion estimation
- data streams
- high quality