Search Results for author: Tony Tung

Found 22 papers, 6 papers with code

ANIM: Accurate Neural Implicit Model for Human Reconstruction from a single RGB-D image

no code implementations15 Mar 2024 Marco Pesavento, Yuanlu Xu, Nikolaos Sarafianos, Robert Maier, Ziyan Wang, Chun-Han Yao, Marco Volino, Edmond Boyer, Adrian Hilton, Tony Tung

In this paper, we explore the benefits of incorporating depth observations in the reconstruction process by introducing ANIM, a novel method that reconstructs arbitrary 3D human shapes from single-view RGB-D images with an unprecedented level of accuracy.

HISR: Hybrid Implicit Surface Representation for Photorealistic 3D Human Reconstruction

no code implementations28 Dec 2023 Angtian Wang, Yuanlu Xu, Nikolaos Sarafianos, Robert Maier, Edmond Boyer, Alan Yuille, Tony Tung

This representation is composed of two surface layers that represent opaque and translucent regions on the clothed human body.

3D Human Reconstruction

NSF: Neural Surface Fields for Human Modeling from Monocular Depth

no code implementations ICCV 2023 Yuxuan Xue, Bharat Lal Bhatnagar, Riccardo Marin, Nikolaos Sarafianos, Yuanlu Xu, Gerard Pons-Moll, Tony Tung

Compared to existing approaches, our method eliminates the expensive per-frame surface extraction while maintaining mesh coherency, and is capable of reconstructing meshes with arbitrary resolution without retraining.

Computational Efficiency Virtual Try-on

VIVE3D: Viewpoint-Independent Video Editing using 3D-Aware GANs

1 code implementation CVPR 2023 Anna Frühstück, Nikolaos Sarafianos, Yuanlu Xu, Peter Wonka, Tony Tung

Our experiments demonstrate that VIVE3D generates high-fidelity face edits at consistent quality from a range of camera viewpoints which are composited with the original video in a temporally and spatially consistent manner.

Optical Flow Estimation Video Editing

Multi-View Reconstruction using Signed Ray Distance Functions (SRDF)

no code implementations CVPR 2023 Pierre Zins, Yuanlu Xu, Edmond Boyer, Stefanie Wuhrer, Tony Tung

Our approach bridges the gap between the two strategies with a novel volumetric shape representation that is implicit but parameterized with pixel depths to better materialize the shape surface with consistent signed distances along viewing rays.

3D Shape Reconstruction Depth Estimation +1

Pose-NDF: Modeling Human Pose Manifolds with Neural Distance Fields

1 code implementation27 Jul 2022 Garvita Tiwari, Dimitrije Antic, Jan Eric Lenssen, Nikolaos Sarafianos, Tony Tung, Gerard Pons-Moll

The resulting high-dimensional implicit function can be differentiated with respect to the input poses and thus can be used to project arbitrary poses onto the manifold by using gradient descent on the set of 3-dimensional hyperspheres.

Denoising

BodyMap: Learning Full-Body Dense Correspondence Map

no code implementations CVPR 2022 Anastasia Ianina, Nikolaos Sarafianos, Yuanlu Xu, Ignacio Rocco, Tony Tung

Dense correspondence between humans carries powerful semantic information that can be utilized to solve fundamental problems for full-body understanding such as in-the-wild surface matching, tracking and reconstruction.

Neural Rendering Novel View Synthesis

Neural Rendering of Humans in Novel View and Pose from Monocular Video

no code implementations4 Apr 2022 Tiantian Wang, Nikolaos Sarafianos, Ming-Hsuan Yang, Tony Tung

We accomplish this by utilizing both the human pose that models the body shape as well as point clouds that partially cover the human as input.

Neural Rendering

SPAMs: Structured Implicit Parametric Models

no code implementations CVPR 2022 Pablo Palafox, Nikolaos Sarafianos, Tony Tung, Angela Dai

We observe that deformable object motion is often semantically structured, and thus propose to learn Structured-implicit PArametric Models (SPAMs) as a deformable object representation that structurally decomposes non-rigid object motion into part-based disentangled representations of shape and pose, with each being represented by deep implicit functions.

Object

Free-Viewpoint RGB-D Human Performance Capture and Rendering

no code implementations27 Dec 2021 Phong Nguyen-Ha, Nikolaos Sarafianos, Christoph Lassner, Janne Heikkila, Tony Tung

While prior work has shown impressive performance capture results in laboratory settings, it is non-trivial to achieve casual free-viewpoint human capture and rendering for unseen identities with high fidelity, especially for facial expressions, hands, and clothes.

Neural Rendering Novel View Synthesis

Neural-GIF: Neural Generalized Implicit Functions for Animating People in Clothing

1 code implementation ICCV 2021 Garvita Tiwari, Nikolaos Sarafianos, Tony Tung, Gerard Pons-Moll

Neural-GIF can be trained on raw 3D scans and reconstructs detailed complex surface geometry and deformations.

Data-Driven 3D Reconstruction of Dressed Humans From Sparse Views

1 code implementation16 Apr 2021 Pierre Zins, Yuanlu Xu, Edmond Boyer, Stefanie Wuhrer, Tony Tung

We propose a data-driven end-to-end approach that reconstructs an implicit 3D representation of dressed humans from sparse camera views.

3D Reconstruction

Semi-supervised Synthesis of High-Resolution Editable Textures for 3D Humans

no code implementations CVPR 2021 Bindita Chaudhuri, Nikolaos Sarafianos, Linda Shapiro, Tony Tung

Given a segmentation mask defining the layout of the semantic regions in the texture map, our network generates high-resolution textures with a variety of styles, that are then used for rendering purposes.

Virtual Try-on Vocal Bursts Intensity Prediction

TexMesh: Reconstructing Detailed Human Texture and Geometry from RGB-D Video

no code implementations ECCV 2020 Tiancheng Zhi, Christoph Lassner, Tony Tung, Carsten Stoll, Srinivasa G. Narasimhan, Minh Vo

We present TexMesh, a novel approach to reconstruct detailed human meshes with high-resolution full-body texture from RGB-D video.

SIZER: A Dataset and Model for Parsing 3D Clothing and Learning Size Sensitive 3D Clothing

1 code implementation ECCV 2020 Garvita Tiwari, Bharat Lal Bhatnagar, Tony Tung, Gerard Pons-Moll

SizerNet allows to estimate and visualize the dressing effect of a garment in various sizes, and ParserNet allows to edit clothing of an input mesh directly, removing the need for scan segmentation, which is a challenging problem in itself.

3D Human Pose Estimation

ARCH: Animatable Reconstruction of Clothed Humans

1 code implementation CVPR 2020 Zeng Huang, Yuanlu Xu, Christoph Lassner, Hao Li, Tony Tung

In this paper, we propose ARCH (Animatable Reconstruction of Clothed Humans), a novel end-to-end framework for accurate reconstruction of animation-ready 3D clothed humans from a monocular image.

3D Object Reconstruction From A Single Image 3D Reconstruction

DenseRaC: Joint 3D Pose and Shape Estimation by Dense Render-and-Compare

no code implementations ICCV 2019 Yuanlu Xu, Song-Chun Zhu, Tony Tung

We present DenseRaC, a novel end-to-end framework for jointly estimating 3D human pose and body shape from a monocular RGB image.

Ranked #79 on 3D Human Pose Estimation on MPI-INF-3DHP (using extra training data)

3D Human Pose Estimation

DeepWrinkles: Accurate and Realistic Clothing Modeling

no code implementations ECCV 2018 Zorah Laehner, Daniel Cremers, Tony Tung

We present a novel method to generate accurate and realistic clothing deformation from real data capture.

Generative Adversarial Network

Pano2CAD: Room Layout From A Single Panorama Image

no code implementations29 Sep 2016 Jiu Xu, Bjorn Stenger, Tommi Kerola, Tony Tung

This paper presents a method of estimating the geometry of a room and the 3D pose of objects from a single 360-degree panorama image.

Bayesian Inference Object +4

Timing-Based Local Descriptor for Dynamic Surfaces

no code implementations CVPR 2014 Tony Tung, Takashi Matsuyama

In this paper, we present the first local descriptor designed for dynamic surfaces.

Intrinsic Characterization of Dynamic Surfaces

no code implementations CVPR 2013 Tony Tung, Takashi Matsuyama

This paper presents a novel approach to characterize deformable surface using intrinsic property dynamics.

General Classification

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