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Related papers: RatBodyFormer: Rat Body Surface from Keypoints

200 papers

Animals move in three dimensions (3D). Thus, 3D measurement is necessary to report the true kinematics of animal movement. Existing 3D measurement techniques draw on specialized hardware, such as motion capture or depth cameras, as well as…

Neurons and Cognition · Quantitative Biology 2021-12-06 Jesse D. Marshall , Tianqing Li , Joshua H. Wu , Timothy W. Dunn

Facial feature tracking is an active area in computer vision due to its relevance to many applications. It is a nontrivial task, since faces may have varying facial expressions, poses or occlusions. In this paper, we address this problem by…

Computer Vision and Pattern Recognition · Computer Science 2017-09-19 Yue Wu , Zuoguan Wang , Qiang Ji

We introduce STEP, a novel framework utilizing Transformer-based discriminative model prediction for simultaneous tracking and estimation of pose across diverse animal species and humans. We are inspired by the fact that the human brain…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Shashikant Verma , Harish Katti , Soumyaratna Debnath , Yamuna Swamy , Shanmuganathan Raman

Capturing both geometry and rigid motion for structured dynamic objects, like multi-part assemblies or jointed mechanisms, remains a key challenge. Existing dynamic methods, such as deformable meshes or 3DGS, rely on unstructured…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Xingyuan Yu , Yijin Li , Chong Zeng , Yuhang Ming , Hujun Bao , Guofeng Zhang

Due to the difficulty of acquiring large-scale 3D human keypoint annotation, previous methods for 3D human pose estimation (HPE) have often relied on 2D image features and sequential 2D annotations. Furthermore, the training of these…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Dongqiangzi Ye , Yufei Xie , Weijia Chen , Zixiang Zhou , Lingting Ge , Hassan Foroosh

We propose a deep videorealistic 3D human character model displaying highly realistic shape, motion, and dynamic appearance learned in a new weakly supervised way from multi-view imagery. In contrast to previous work, our controllable 3D…

Computer Vision and Pattern Recognition · Computer Science 2021-09-01 Marc Habermann , Lingjie Liu , Weipeng Xu , Michael Zollhoefer , Gerard Pons-Moll , Christian Theobalt

We propose a method to detect and reconstruct multiple 3D objects from a single RGB image. The key idea is to optimize for detection, alignment and shape jointly over all objects in the RGB image, while focusing on realistic and physically…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Francis Engelmann , Konstantinos Rematas , Bastian Leibe , Vittorio Ferrari

We propose an approach to estimate 3D human pose in real world units from a single RGBD image and show that it exceeds performance of monocular 3D pose estimation approaches from color as well as pose estimation exclusively from depth. Our…

Computer Vision and Pattern Recognition · Computer Science 2018-03-14 Christian Zimmermann , Tim Welschehold , Christian Dornhege , Wolfram Burgard , Thomas Brox

Soft bodies made from flexible and deformable materials are popular in many robotics applications, but their proprioceptive sensing has been a long-standing challenge. In other words, there has hardly been a method to measure and model the…

Robotics · Computer Science 2019-12-09 Ruoyu Wang , Shiheng Wang , Songyu Du , Erdong Xiao , Wenzhen Yuan , Chen Feng

Understanding how an animal can deform and articulate is essential for a realistic modification of its 3D model. In this paper, we show that such information can be learned from user-clicked 2D images and a template 3D model of the target…

Computer Vision and Pattern Recognition · Computer Science 2016-05-25 Angjoo Kanazawa , Shahar Kovalsky , Ronen Basri , David W. Jacobs

We propose a method to train deep networks to decompose videos into 3D geometry (camera and depth), moving objects, and their motions, with no supervision. We build on the idea of view synthesis, which uses classical camera geometry to…

Computer Vision and Pattern Recognition · Computer Science 2021-06-02 Dan Xu , Andrea Vedaldi , Joao F. Henriques

In this paper, we address the problem of learning 3D human pose and body shape from 2D image dataset, without having to use 3D dataset (body shape and pose). The idea is to use dense correspondences between image points and a body surface,…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Yusuke Yoshiyasu , Lucas Gamez

Most deep pose estimation methods need to be trained for specific object instances or categories. In this work we propose a completely generic deep pose estimation approach, which does not require the network to have been trained on…

Computer Vision and Pattern Recognition · Computer Science 2019-08-06 Yang Xiao , Xuchong Qiu , Pierre-Alain Langlois , Mathieu Aubry , Renaud Marlet

Research in neuroscience and vision science relies heavily on careful measurements of animal subject's gaze direction. Rodents are the most widely studied animal subjects for such research because of their economic advantage and hardiness.…

Image and Video Processing · Electrical Eng. & Systems 2025-06-11 Isha Puri , David Cox

Most SLAM algorithms are based on the assumption that the scene is static. However, in practice, most scenes are dynamic which usually contains moving objects, these methods are not suitable. In this paper, we introduce DymSLAM, a dynamic…

Computer Vision and Pattern Recognition · Computer Science 2020-03-11 Chenjie Wang , Bin Luo , Yun Zhang , Qing Zhao , Lu Yin , Wei Wang , Xin Su , Yajun Wang , Chengyuan Li

We propose a learning-based method to reconstruct the local terrain for locomotion with a mobile robot traversing urban environments. Using a stream of depth measurements from the onboard cameras and the robot's trajectory, the algorithm…

Robotics · Computer Science 2022-06-17 David Hoeller , Nikita Rudin , Christopher Choy , Animashree Anandkumar , Marco Hutter

Biologically inspired algorithms for simultaneous localization and mapping (SLAM) such as RatSLAM have been shown to yield effective and robust robot navigation in both indoor and outdoor environments. One drawback however is the…

Robotics · Computer Science 2021-05-10 Ozan Çatal , Wouter Jansen , Tim Verbelen , Bart Dhoedt , Jan Steckel

Animating an avatar that reflects a user's action in the VR world enables natural interactions with the virtual environment. It has the potential to allow remote users to communicate and collaborate in a way as if they met in person.…

Graphics · Computer Science 2022-09-14 Yongjing Ye , Libin Liu , Lei Hu , Shihong Xia

This paper presents a novel approach to reconstruct complete 3D deformable models over time by a single depth camera. These are the steps employed for deforming objects from single depth camera. The partial surfaces reconstructed from…

Computer Vision and Pattern Recognition · Computer Science 2017-08-31 Vamshhi Pavan Kumar Varma Vegeshna

While current methods have shown promising progress on estimating 3D human motion from monocular videos, their motion estimates are often physically unrealistic because they mainly consider kinematics. In this paper, we introduce…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Yufei Zhang , Jeffrey O. Kephart , Zijun Cui , Qiang Ji