OPE-SR: Orthogonal Position Encoding for Designing a Parameter-free Upsampling Module in Arbitrary-scale Image Super-Resolution

no code implementations • CVPR 2023 • Gaochao Song, Luo Zhang, Ran Su, Jianfeng Shi, Ying He, Qian Sun

Motivated by position encoding, we propose orthogonal position encoding (OPE) - an extension of position encoding - and an OPE-Upscale module to replace the INR-based upsampling module for arbitrary-scale image super-resolution.

Image Reconstruction Image Super-Resolution +1