Search Results for author: Hongyun Gao

Found 6 papers, 3 papers with code

FrePolad: Frequency-Rectified Point Latent Diffusion for Point Cloud Generation

no code implementations20 Nov 2023 Chenliang Zhou, Fangcheng Zhong, Param Hanji, Zhilin Guo, Kyle Fogarty, Alejandro Sztrajman, Hongyun Gao, Cengiz Oztireli

We propose FrePolad: frequency-rectified point latent diffusion, a point cloud generation pipeline integrating a variational autoencoder (VAE) with a denoising diffusion probabilistic model (DDPM) for the latent distribution.

Computational Efficiency Denoising +1

Perceptual Quality Assessment of NeRF and Neural View Synthesis Methods for Front-Facing Views

no code implementations24 Mar 2023 Hanxue Liang, Tianhao Wu, Param Hanji, Francesco Banterle, Hongyun Gao, Rafal Mantiuk, Cengiz Oztireli

We measured the quality of videos synthesized by several NVS methods in a well-controlled perceptual quality assessment experiment as well as with many existing state-of-the-art image/video quality metrics.

SSIM

Dynamic Scene Deblurring With Parameter Selective Sharing and Nested Skip Connections

1 code implementation CVPR 2019 Hongyun Gao, Xin Tao, Xiaoyong Shen, Jiaya Jia

Comprehensive experimental results show that our parameter selective sharing scheme, nested skip connection structure, and the new dataset are all significant to set a new state-of-the-art in dynamic scene deblurring.

Ranked #28 on Image Deblurring on GoPro (using extra training data)

Deblurring Image Deblurring

Scale-recurrent Network for Deep Image Deblurring

4 code implementations CVPR 2018 Xin Tao, Hongyun Gao, Yi Wang, Xiaoyong Shen, Jue Wang, Jiaya Jia

In single image deblurring, the "coarse-to-fine" scheme, i. e. gradually restoring the sharp image on different resolutions in a pyramid, is very successful in both traditional optimization-based methods and recent neural-network-based approaches.

Ranked #3 on Image Deblurring on GoPro (Params (M) metric, using extra training data)

Deblurring Image Deblurring +1

High-Quality Correspondence and Segmentation Estimation for Dual-Lens Smart-Phone Portraits

no code implementations ICCV 2017 Xiaoyong Shen, Hongyun Gao, Xin Tao, Chao Zhou, Jiaya Jia

Estimating correspondence between two images and extracting the foreground object are two challenges in computer vision.

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