Search Results for author: Xuechun Wang

Found 4 papers, 3 papers with code

LFSRDiff: Light Field Image Super-Resolution via Diffusion Models

1 code implementation27 Nov 2023 Wentao Chao, Fuqing Duan, Xuechun Wang, Yingqian Wang, Guanghui Wang

Despite this complexity, mainstream LF image SR methods typically adopt a deterministic approach, generating only a single output supervised by pixel-wise loss functions.

Denoising Disentanglement +1

OccCasNet: Occlusion-aware Cascade Cost Volume for Light Field Depth Estimation

1 code implementation28 May 2023 Wentao Chao, Fuqing Duan, Xuechun Wang, Yingqian Wang, Guanghui Wang

To address this issue and achieve a better trade-off between accuracy and efficiency, we propose an occlusion-aware cascade cost volume for LF depth (disparity) estimation.

Depth Estimation Disparity Estimation

Learning Sub-Pixel Disparity Distribution for Light Field Depth Estimation

2 code implementations20 Aug 2022 Wentao Chao, Xuechun Wang, Yingqian Wang, Guanghui Wang, Fuqing Duan

However, the disparity map is only a sub-space projection (i. e., an expectation) of the disparity distribution, which is essential for models to learn.

Depth Estimation

Soft policy optimization using dual-track advantage estimator

no code implementations15 Sep 2020 Yubo Huang, Xuechun Wang, Luobao Zou, Zhiwei Zhuang, Weidong Zhang

In reinforcement learning (RL), we always expect the agent to explore as many states as possible in the initial stage of training and exploit the explored information in the subsequent stage to discover the most returnable trajectory.

Reinforcement Learning (RL)

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