Point Cloud Compression with Sibling Context and Surface Priors

1 code implementation • 2 May 2022 • Zhili Chen, Zian Qian, Sukai Wang, Qifeng Chen

We present a novel octree-based multi-level framework for large-scale point cloud compression, which can organize sparse and unstructured point clouds in a memory-efficient way.

Invertible Image Signal Processing

1 code implementation • CVPR 2021 • Yazhou Xing, Zian Qian, Qifeng Chen

Unprocessed RAW data is a highly valuable image format for image editing and computer vision.

Video Deblurring by Fitting to Test Data

1 code implementation • 9 Dec 2020 • Xuanchi Ren, Zian Qian, Qifeng Chen

Our key observation is that some frames in a video with motion blur are much sharper than others, and thus we can transfer the texture information in those sharp frames to blurry frames.

Autonomous Vehicles Deblurring