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Xiaohang Wang

4 accepted papers

2024

Intrinsic Phase-Preserving Networks for Depth Super Resolution

AAAI 2024technical

Depth map super-resolution (DSR) plays an indispensable role in 3D vision. We discover an non-trivial spectral phenomenon: the components of high-resolution (HR) and low-resolution (LR) depth maps manifest the same intrinsic phase, and the spectral phase of RGB is a superset of them, which suggests…

2023

Deep Arbitrary-Scale Image Super-Resolution via Scale-Equivariance Pursuit

CVPR 2023poster

The ability of scale-equivariance processing blocks plays a central role in arbitrary-scale image super-resolution tasks. Inspired by this crucial observation, this work proposes two novel scale-equivariant modules within a transformer-style framework to enhance arbitrary-scale image super-resolutio…

2023

Learning Continuous Depth Representation via Geometric Spatial Aggregator

AAAI 2023technical

Depth map super-resolution (DSR) has been a fundamental task for 3D computer vision. While arbitrary scale DSR is a more realistic setting in this scenario, previous approaches predominantly suffer from the issue of inefficient real-numbered scale upsampling. To explicitly address this issue, we pro…

2021

Sketch Generation with Drawing Process Guided by Vector Flow and Grayscale

AAAI 2021technical

We propose a novel image-to-pencil translation method that could not only generate high-quality pencil sketches but also offer the drawing process. Existing pencil sketch algorithms are based on texture rendering rather than the direct imitation of strokes, making them unable to show the drawing pro…