English
Related papers

Related papers: Model-Based Real-Time Motion Tracking using Dynami…

200 papers

We present a method to reconstruct the three-dimensional trajectory of a moving instance of a known object category in monocular video data. We track the two-dimensional shape of objects on pixel level exploiting instance-aware semantic…

Computer Vision and Pattern Recognition · Computer Science 2017-11-17 Sebastian Bullinger , Christoph Bodensteiner , Michael Arens , Rainer Stiefelhagen

We present a new trainable system for physically plausible markerless 3D human motion capture, which achieves state-of-the-art results in a broad range of challenging scenarios. Unlike most neural methods for human motion capture, our…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Soshi Shimada , Vladislav Golyanik , Weipeng Xu , Patrick Pérez , Christian Theobalt

In this work we study the benefits of using tracking and 3D poses for action recognition. To achieve this, we take the Lagrangian view on analysing actions over a trajectory of human motion rather than at a fixed point in space. Taking this…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Jathushan Rajasegaran , Georgios Pavlakos , Angjoo Kanazawa , Christoph Feichtenhofer , Jitendra Malik

Solving the inverse kinematics problem is a fundamental challenge in motion planning, control, and calibration for articulated robots. Kinematic models for these robots are typically parametrized by joint angles, generating a complicated…

Robotics · Computer Science 2023-12-12 Filip Marić , Matthew Giamou , Adam W. Hall , Soroush Khoubyarian , Ivan Petrović , Jonathan Kelly

We propose a hybrid formulation of the linear inverted pendulum model for bipedal locomotion, where the foot switches are triggered based on the center of mass position, removing the need for pre-defined footstep timings. Using a concept…

Systems and Control · Electrical Eng. & Systems 2024-05-06 Riccardo Bertollo , Gianni Lunardi , Andrea Del Prete , Luca Zaccarian

Robots operating in human environments need various skills, like slow and fast walking, turning, side-stepping, and many more. However, building robot controllers that can exhibit such a large range of behaviors is a challenging problem…

Robotics · Computer Science 2022-02-28 Tianyu Li , Jungdam Won , Sehoon Ha , Akshara Rai

In dynamic environments, the ability to detect and track moving objects in real-time is crucial for autonomous robots to navigate safely and effectively. Traditional methods for dynamic object detection rely on high accuracy odometry and…

Robotics · Computer Science 2024-07-08 Wenqiang Du , Giovanni Beltrame

Tracking multiple moving objects in real-time in a dynamic threat environment is an important element in national security and surveillance system. It helps pinpoint and distinguish potential candidates posing threats from other normal…

Machine Learning · Computer Science 2022-06-27 Imtiaz Ahmed , Mikyoung Jun , Yu Ding

The direct kinematics analysis is the foundation of implementation of real world application of parallel manipulators. For most parallel manipulators the direct kinematics is challenging. In this paper, for the first time a fast and…

We present a method for human pose tracking that is based on learning spatiotemporal relationships among joints. Beyond generating the heatmap of a joint in a given frame, our system also learns to predict the offset of the joint from a…

Computer Vision and Pattern Recognition · Computer Science 2019-03-28 Xiao Sun , Chuankang Li , Stephen Lin

Generally, crowd datasets can be collected or generated from real or synthetic sources. Real data is generated by using infrastructure-based sensors (such as static cameras or other sensors). The use of simulation tools can significantly…

Computer Vision and Pattern Recognition · Computer Science 2023-04-27 Paweł Foszner , Agnieszka Szczęsna , Luca Ciampi , Nicola Messina , Adam Cygan , Bartosz Bizoń , Michał Cogiel , Dominik Golba , Elżbieta Macioszek , Michał Staniszewski

When carrying out tasks in contact with the environment, humans are found to concurrently adapt force, impedance and trajectory. Here we develop a robotic model of this mechanism in humans and analyse the underlying dynamics. We derive a…

Robotics · Computer Science 2016-05-26 Yanan Li , Etienne Burdet

Complex robotic systems require whole-body controllers to deal with contact interactions, handle closed kinematic chains, and track task-space control objectives. However, for many applications, safety-critical controllers are important to…

Robotics · Computer Science 2023-11-16 Victor Paredes , Ayonga Hereid

The paper introduces an interactive machine learning mechanism to process the measurements of an uncertain, nonlinear dynamic process and hence advise an actuation strategy in real-time. For concept demonstration, a trajectory-following…

Systems and Control · Electrical Eng. & Systems 2023-03-16 Mohammed Abouheaf , Derek Boase , Wail Gueaieb , Davide Spinello , Salah Al-Sharhan

In this paper, we address the problem of attitude synchronization for a group of rigid body systems evolving on SO(3). The interaction among these systems is modeled through an undirected, connected, and acyclic graph topology. First, we…

Systems and Control · Electrical Eng. & Systems 2025-10-14 Mouaad Boughellaba , Soulaimane Berkane , Abdelhamid Tayebi

Accurate control of a humanoid robot's global position (i.e., its three-dimensional position in the world) is critical to the reliable execution of high-risk tasks such as avoiding collision with pedestrians in a crowded environment. This…

Robotics · Computer Science 2023-04-28 Yuan Gao , Kentaro Barhydt , Christopher Niezrecki , Yan Gu

We present a novel method of optimal robust control through quadratic programs that offers tracking stability while subject to input and state-based constraints as well as safety-critical constraints for nonlinear dynamical robotic systems…

Systems and Control · Electrical Eng. & Systems 2021-04-14 Quan Nguyen , Koushil Sreenath

Current deep learning-based solutions for image analysis tasks are commonly incapable of handling problems to which multiple different plausible solutions exist. In response, posterior-based methods such as conditional Diffusion Models and…

Historically, feature-based approaches have been used extensively for camera-based robot perception tasks such as localization, mapping, tracking, and others. Several of these approaches also combine other sensors (inertial sensing, for…

Robotics · Computer Science 2023-10-11 Kartikeya Singh , Charuvaran Adhivarahan , Karthik Dantu

Tracking 3D human motion in real-time is crucial for numerous applications across many fields. Traditional approaches involve attaching artificial fiducial objects or sensors to the body, limiting their usability and comfort-of-use and…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Luca Fortini , Mattia Leonori , Juan M. Gandarias , Elena de Momi , Arash Ajoudani