Search Results for author: Jianyi Wang

Found 12 papers, 11 papers with code

Efficient Diffusion Model for Image Restoration by Residual Shifting

1 code implementation12 Mar 2024 Zongsheng Yue, Jianyi Wang, Chen Change Loy

While diffusion-based image restoration (IR) methods have achieved remarkable success, they are still limited by the low inference speed attributed to the necessity of executing hundreds or even thousands of sampling steps.

Blind Face Restoration Image Inpainting +2

Upscale-A-Video: Temporal-Consistent Diffusion Model for Real-World Video Super-Resolution

no code implementations11 Dec 2023 Shangchen Zhou, Peiqing Yang, Jianyi Wang, Yihang Luo, Chen Change Loy

Text-based diffusion models have exhibited remarkable success in generation and editing, showing great promise for enhancing visual content with their generative prior.

Video Super-Resolution

ResShift: Efficient Diffusion Model for Image Super-resolution by Residual Shifting

1 code implementation NeurIPS 2023 Zongsheng Yue, Jianyi Wang, Chen Change Loy

Diffusion-based image super-resolution (SR) methods are mainly limited by the low inference speed due to the requirements of hundreds or even thousands of sampling steps.

Image Super-Resolution

Exploiting Diffusion Prior for Real-World Image Super-Resolution

3 code implementations11 May 2023 Jianyi Wang, Zongsheng Yue, Shangchen Zhou, Kelvin C. K. Chan, Chen Change Loy

We present a novel approach to leverage prior knowledge encapsulated in pre-trained text-to-image diffusion models for blind super-resolution (SR).

Blind Super-Resolution Image Super-Resolution

SmoothNet: A Plug-and-Play Network for Refining Human Poses in Videos

2 code implementations27 Dec 2021 Ailing Zeng, Lei Yang, Xuan Ju, Jiefeng Li, Jianyi Wang, Qiang Xu

With a simple yet effective motion-aware fully-connected network, SmoothNet improves the temporal smoothness of existing pose estimators significantly and enhances the estimation accuracy of those challenging frames as a side-effect.

2D Human Pose Estimation 3D Human Pose Estimation +2

Mega-Reward: Achieving Human-Level Play without Extrinsic Rewards

1 code implementation12 May 2019 Yuhang Song, Jianyi Wang, Thomas Lukasiewicz, Zhenghua Xu, Shangtong Zhang, Andrzej Wojcicki, Mai Xu

Intrinsic rewards were introduced to simulate how human intelligence works; they are usually evaluated by intrinsically-motivated play, i. e., playing games without extrinsic rewards but evaluated with extrinsic rewards.

Diversity-Driven Extensible Hierarchical Reinforcement Learning

1 code implementation10 Nov 2018 Yuhang Song, Jianyi Wang, Thomas Lukasiewicz, Zhenghua Xu, Mai Xu

However, HRL with multiple levels is usually needed in many real-world scenarios, whose ultimate goals are highly abstract, while their actions are very primitive.

Hierarchical Reinforcement Learning reinforcement-learning +1

Predicting Head Movement in Panoramic Video: A Deep Reinforcement Learning Approach

1 code implementation30 Oct 2017 Yuhang Song, Mai Xu, Jianyi Wang, Minglang Qiao, Liangyu Huo, Zulin Wang

Finally, the experiments validate that our approach is effective in both offline and online prediction of HM positions for panoramic video, and that the learned offline-DHP model can improve the performance of online-DHP.

Position reinforcement-learning +1

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