Search Results for author: Yangang Wang

Found 24 papers, 11 papers with code

Closely Interactive Human Reconstruction with Proxemics and Physics-Guided Adaption

1 code implementation17 Apr 2024 Buzhen Huang, Chen Li, Chongyang Xu, Liang Pan, Yangang Wang, Gim Hee Lee

Specifically, we first design a latent representation based on Vector Quantised-Variational AutoEncoder (VQ-VAE) to model human interaction.

Knowledge NeRF: Few-shot Novel View Synthesis for Dynamic Articulated Objects

1 code implementation31 Mar 2024 Wenxiao Cai, Xinyue Lei, Xinyu He, Junming Leo Chen, Yangang Wang

To clearly reconstruct dynamic scenes, we propose a new framework by considering two frames at a time. We pretrain a NeRF model for an articulated object. When articulated objects moves, Knowledge NeRF learns to generate novel views at the new state by incorporating past knowledge in the pretrained NeRF model with minimal observations in the present state.

Novel View Synthesis

CrowdRec: 3D Crowd Reconstruction from Single Color Images

1 code implementation10 Oct 2023 Buzhen Huang, Jingyi Ju, Yangang Wang

To promote a more reasonable spatial distribution, we further propose a crowd constraint to refine the single-person network parameters.

4D Myocardium Reconstruction with Decoupled Motion and Shape Model

1 code implementation ICCV 2023 Xiaohan Yuan, Cong Liu, Yangang Wang

Estimating the shape and motion state of the myocardium is essential in diagnosing cardiovascular diseases. However, cine magnetic resonance (CMR) imaging is dominated by 2D slices, whose large slice spacing challenges inter-slice shape reconstruction and motion acquisition. To address this problem, we propose a 4D reconstruction method that decouples motion and shape, which can predict the inter-/intra- shape and motion estimation from a given sparse point cloud sequence obtained from limited slices.

4D reconstruction Motion Estimation

Nonrigid Object Contact Estimation With Regional Unwrapping Transformer

no code implementations ICCV 2023 Wei Xie, Zimeng Zhao, Shiying Li, Binghui Zuo, Yangang Wang

Based on this representation, our Regional Unwrapping Transformer (RUFormer) learns the correlation priors across regions from monocular inputs and predicts corresponding contact and deformed transformations.

Object

Reconstructing Interacting Hands with Interaction Prior from Monocular Images

1 code implementation ICCV 2023 Binghui Zuo, Zimeng Zhao, Wenqian Sun, Wei Xie, Zhou Xue, Yangang Wang

Our key idea is to first construct a two-hand interaction prior and recast the interaction reconstruction task as the conditional sampling from the prior.

Physics-Guided Human Motion Capture with Pose Probability Modeling

1 code implementation19 Aug 2023 Jingyi Ju, Buzhen Huang, Chen Zhu, Zhihao LI, Yangang Wang

To address the obstacles, our key-idea is to employ physics as denoising guidance in the reverse diffusion process to reconstruct physically plausible human motion from a modeled pose probability distribution.

Denoising

Synthesizing Physically Plausible Human Motions in 3D Scenes

1 code implementation17 Aug 2023 Liang Pan, Jingbo Wang, Buzhen Huang, Junyu Zhang, Haofan Wang, Xu Tang, Yangang Wang

Experimental results demonstrate that our framework can synthesize physically plausible long-term human motions in complex 3D scenes.

Semi-supervised Hand Appearance Recovery via Structure Disentanglement and Dual Adversarial Discrimination

no code implementations CVPR 2023 Zimeng Zhao, Binghui Zuo, Zhiyu Long, Yangang Wang

The core of our approach is to first disentangle the bare hand structure from those degraded images and then wrap the appearance to this structure with a dual adversarial discrimination (DAD) scheme.

Disentanglement Image-to-Image Translation +1

HMDO: Markerless Multi-view Hand Manipulation Capture with Deformable Objects

no code implementations18 Jan 2023 Wei Xie, Zhipeng Yu, Zimeng Zhao, Binghui Zuo, Yangang Wang

We construct the first markerless deformable interaction dataset recording interactive motions of the hands and deformable objects, called HMDO (Hand Manipulation with Deformable Objects).

Object Object Reconstruction +1

xTrimoABFold: De novo Antibody Structure Prediction without MSA

no code implementations30 Nov 2022 Yining Wang, Xumeng Gong, Shaochuan Li, Bing Yang, YiWu Sun, Chuan Shi, Yangang Wang, Cheng Yang, Hui Li, Le Song

Its improvement in both accuracy and efficiency makes it a valuable tool for de novo antibody design and could make further improvements in immuno-theory.

Computational Efficiency Protein Language Model

Occluded Human Body Capture with Self-Supervised Spatial-Temporal Motion Prior

1 code implementation12 Jul 2022 Buzhen Huang, Yuan Shu, Jingyi Ju, Yangang Wang

To address the obstacles, our key-idea is to employ non-occluded human data to learn a joint-level spatial-temporal motion prior for occluded human with a self-supervised strategy.

3D Human Pose Estimation Unsupervised 3D Human Pose Estimation

3D Face Parsing via Surface Parameterization and 2D Semantic Segmentation Network

no code implementations18 Jun 2022 Wenyuan Sun, Ping Zhou, Yangang Wang, Zongpu Yu, Jing Jin, Guangquan Zhou

The topological disk-like 2D face image containing spatial and textural information is transformed from the sampled 3D face data through the face parameterization algorithm, and a specific 2D network called CPFNet is proposed to achieve the semantic segmentation of the 2D parameterized face data with multi-scale technologies and feature aggregation.

2D Semantic Segmentation Face Parsing +1

Stability-driven Contact Reconstruction From Monocular Color Images

no code implementations CVPR 2022 Zimeng Zhao, Binghui Zuo, Wei Xie, Yangang Wang

Our key idea is to reconstruct the contact pattern directly from monocular images, and then utilize the physical stability criterion in the simulation to optimize it.

Object

Neural MoCon: Neural Motion Control for Physically Plausible Human Motion Capture

no code implementations CVPR 2022 Buzhen Huang, Liang Pan, Yuan Yang, Jingyi Ju, Yangang Wang

Our key-idea is to use real physical supervisions to train a target pose distribution prior for sampling-based motion control to capture physically plausible human motion.

DeepSSN: a deep convolutional neural network to assess spatial scene similarity

1 code implementation7 Feb 2022 Danhuai Guo, Shiyin Ge, Shu Zhang, Song Gao, Ran Tao, Yangang Wang

Spatial-query-by-sketch is an intuitive tool to explore human spatial knowledge about geographic environments and to support communication with scene database queries.

Data Augmentation Information Retrieval +1

DeepCloth: Neural Garment Representation for Shape and Style Editing

no code implementations30 Nov 2020 Zhaoqi Su, Tao Yu, Yangang Wang, Yebin Liu

In this work, we introduce, DeepCloth, a unified framework for garment representation, reconstruction, animation and editing.

Garment Reconstruction Position

Music2Dance: DanceNet for Music-driven Dance Generation

no code implementations2 Feb 2020 Wenlin Zhuang, Congyi Wang, Siyu Xia, Jinxiang Chai, Yangang Wang

Synthesize human motions from music, i. e., music to dance, is appealing and attracts lots of research interests in recent years.

Motion Synthesis

Robust Non-Rigid Motion Tracking and Surface Reconstruction Using L0 Regularization

no code implementations ICCV 2015 Kaiwen Guo, Feng Xu, Yangang Wang, Yebin Liu, Qionghai Dai

We present a new motion tracking method to robustly reconstruct non-rigid geometries and motions from single view depth inputs captured by a consumer depth sensor.

Surface Reconstruction

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