Search Results for author: Vasileios Choutas

Found 11 papers, 6 papers with code

HMP: Hand Motion Priors for Pose and Shape Estimation from Video

no code implementations27 Dec 2023 Enes Duran, Muhammed Kocabas, Vasileios Choutas, Zicong Fan, Michael J. Black

Therefore, we develop a generative motion prior specific for hands, trained on the AMASS dataset which features diverse and high-quality hand motions.

3D Hand Pose Estimation Motion Estimation

Reconstructing Signing Avatars From Video Using Linguistic Priors

no code implementations CVPR 2023 Maria-Paola Forte, Peter Kulits, Chun-Hao Huang, Vasileios Choutas, Dimitrios Tzionas, Katherine J. Kuchenbecker, Michael J. Black

A perceptual study shows that SGNify's 3D reconstructions are significantly more comprehensible and natural than those of previous methods and are on par with the source videos.

Spatio-Temporal Action Detection Under Large Motion

no code implementations6 Sep 2022 Gurkirt Singh, Vasileios Choutas, Suman Saha, Fisher Yu, Luc van Gool

Current methods for spatiotemporal action tube detection often extend a bounding box proposal at a given keyframe into a 3D temporal cuboid and pool features from nearby frames.

Action Detection

Accurate 3D Body Shape Regression using Metric and Semantic Attributes

1 code implementation CVPR 2022 Vasileios Choutas, Lea Muller, Chun-Hao P. Huang, Siyu Tang, Dimitrios Tzionas, Michael J. Black

Since paired data with images and 3D body shape are rare, we exploit two sources of information: (1) we collect internet images of diverse "fashion" models together with a small set of anthropometric measurements; (2) we collect linguistic shape attributes for a wide range of 3D body meshes and the model images.

3D Human Reconstruction 3D Human Shape Estimation

GOAL: Generating 4D Whole-Body Motion for Hand-Object Grasping

1 code implementation CVPR 2022 Omid Taheri, Vasileios Choutas, Michael J. Black, Dimitrios Tzionas

This is challenging, as it requires the avatar to walk towards the object with foot-ground contact, orient the head towards it, reach out, and grasp it with a realistic hand pose and hand-object contact.

Object

Learning to Fit Morphable Models

no code implementations29 Nov 2021 Vasileios Choutas, Federica Bogo, Jingjing Shen, Julien Valentin

A common first step in systems that tackle these problems is to regress the parameters of the parametric model directly from the input data.

Resolving 3D Human Pose Ambiguities with 3D Scene Constraints

1 code implementation ICCV 2019 Mohamed Hassan, Vasileios Choutas, Dimitrios Tzionas, Michael J. Black

To motivate this, we show that current 3D human pose estimation methods produce results that are not consistent with the 3D scene.

3D Human Pose Estimation

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