no code implementations • 4 Aug 2024 • Aoming Liu, Zhong Li, Zhang Chen, Nannan Li, Yi Xu, Bryan A. Plummer
In experiments on Planar, 360{\deg}, and Full Spherical Panoramas, PanoFree demonstrates significant error reduction, improves global consistency, and boosts image quality without extra fine-tuning.
no code implementations • 21 Jul 2024 • Hao Duong Le, Xin Xia, Zhang Chen
The second is the Coding Agents Model, which leverages the agents' ability to plan, write, and execute code, utilizing advanced statistical libraries for causal discovery.
no code implementations • 14 Jun 2024 • Zhang Chen, Luca Demetrio, Srishti Gupta, Xiaoyi Feng, Zhaoqiang Xia, Antonio Emanuele Cinà, Maura Pintor, Luca Oneto, Ambra Demontis, Battista Biggio, Fabio Roli
Relevant literature has claimed contradictory remarks in support of and against the robustness of over-parameterized networks.
no code implementations • 14 Jun 2024 • Yuzhong Huang, Zhong Li, Zhang Chen, Zhiyuan Ren, Guosheng Lin, Fred Morstatter, Yi Xu
This process is achieved through the distillation of pretrained large-scale text-to-image diffusion models.
no code implementations • 15 Mar 2024 • Hakim Sidahmed, Samrat Phatale, Alex Hutcheson, Zhuonan Lin, Zhang Chen, Zac Yu, Jarvis Jin, Simral Chaudhary, Roman Komarytsia, Christiane Ahlheim, Yonghao Zhu, Bowen Li, Saravanan Ganesh, Bill Byrne, Jessica Hoffmann, Hassan Mansoor, Wei Li, Abhinav Rastogi, Lucas Dixon
In this work, we empirically evaluate the setup of Parameter Efficient Reinforcement Learning from Human Feedback (PE-RLHF) that leverages LoRA fine-tuning for Reward Modeling, and Reinforcement Learning.
1 code implementation • CVPR 2024 • Zhan Li, Zhang Chen, Zhong Li, Yi Xu
Novel view synthesis of dynamic scenes has been an intriguing yet challenging problem.
1 code implementation • 23 Oct 2023 • Zhong Li, Liangchen Song, Zhang Chen, Xiangyu Du, Lele Chen, Junsong Yuan, Yi Xu
A DecomposeNet learns to map each ray to its SVBRDF components: albedo, normal, and roughness.
1 code implementation • ICCV 2023 • Zhang Chen, Zhong Li, Liangchen Song, Lele Chen, Jingyi Yu, Junsong Yuan, Yi Xu
The spatial positions of their neural features are fixed on grid nodes and cannot well adapt to target signals.
no code implementations • 8 Sep 2023 • Yiyong Sun, Zhang Chen, Guang Zhai, Bin Liang
The proposed observer consists of two layers: the first layer is a traditional sliding mode observer, and the second layer is a cascade observer.
1 code implementation • CVPR 2023 • Tianyu Luan, Yuanhao Zhai, Jingjing Meng, Zhong Li, Zhang Chen, Yi Xu, Junsong Yuan
To capture high-frequency personalized details, we transform the 3D mesh into the frequency domain, and propose a novel frequency decomposition loss to supervise each frequency component.
1 code implementation • 15 Mar 2023 • Liangchen Song, Zhong Li, Xuan Gong, Lele Chen, Zhang Chen, Yi Xu, Junsong Yuan
We further propose a simple-yet-effective strategy for tuning the frequency to avoid overfitting few-shot inputs: enforcing consistency among the frequency domain of rendered 2D images.
no code implementations • 28 Oct 2022 • Liangchen Song, Anpei Chen, Zhong Li, Zhang Chen, Lele Chen, Junsong Yuan, Yi Xu, Andreas Geiger
Visually exploring in a real-world 4D spatiotemporal space freely in VR has been a long-term quest.
no code implementations • CVPR 2022 • Zhang Chen, Zhiqiang Tian, Jihua Zhu, Ce Li, Shaoyi Du
Our method is motivated by two cause-effect chains including category-causality chain and anatomy-causality chain.
no code implementations • ICCV 2021 • Zhang Chen, yinda zhang, Kyle Genova, Sean Fanello, Sofien Bouaziz, Christian Haene, Ruofei Du, Cem Keskin, Thomas Funkhouser, Danhang Tang
To the best of our knowledge, MDIF is the first deep implicit function model that can at the same time (1) represent different levels of detail and allow progressive decoding; (2) support both encoder-decoder inference and decoder-only latent optimization, and fulfill multiple applications; (3) perform detailed decoder-only shape completion.
no code implementations • 5 Sep 2021 • Yuqi Ding, Zhang Chen, Yu Ji, Jingyi Yu, Jinwei Ye
Recovering 3D geometry of underwater scenes is challenging because of non-linear refraction of light at the water-air interface caused by the camera housing.
1 code implementation • 7 Jul 2020 • Anpei Chen, Ruiyang Liu, Ling Xie, Zhang Chen, Hao Su, Jingyi Yu
To address this issue, we propose a SofGAN image generator to decouple the latent space of portraits into two subspaces: a geometry space and a texture space.
2 code implementations • CVPR 2020 • Zhang Chen, Anpei Chen, Guli Zhang, Chengyuan Wang, Yu Ji, Kiriakos N. Kutulakos, Jingyi Yu
We present a novel Relightable Neural Renderer (RNR) for simultaneous view synthesis and relighting using multi-view image inputs.
no code implementations • 4 Apr 2019 • Zhang Chen, Yu Ji, Mingyuan Zhou, Sing Bing Kang, Jingyi Yu
We avoid the need for spatial constancy of albedo; instead, we use a new measure for albedo similarity that is based on the albedo norm profile.
1 code implementation • ICCV 2019 • Anpei Chen, Zhang Chen, Guli Zhang, Ziheng Zhang, Kenny Mitchell, Jingyi Yu
Our technique employs expression analysis for proxy face geometry generation and combines supervised and unsupervised learning for facial detail synthesis.
no code implementations • CVPR 2018 • Xuan Cao, Zhang Chen, Anpei Chen, Xin Chen, Cen Wang, Jingyi Yu
We present a novel 3D face reconstruction technique that leverages sparse photometric stereo (PS) and latest advances on face registration/modeling from a single image.
no code implementations • 29 Nov 2017 • Xinqing Guo, Zhang Chen, Siyuan Li, Yang Yang, Jingyi Yu
We then construct three individual networks: a Focus-Net to extract depth from a single focal stack, a EDoF-Net to obtain the extended depth of field (EDoF) image from the focal stack, and a Stereo-Net to conduct stereo matching.
no code implementations • 2 Aug 2017 • Zhang Chen, Xinqing Guo, Siyuan Li, Xuan Cao, Jingyi Yu
Depth from defocus (DfD) and stereo matching are two most studied passive depth sensing schemes.