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Predicting how the world can evolve in the future is crucial for motion planning in autonomous systems. Classical methods are limited because they rely on costly human annotations in the form of semantic class labels, bounding boxes, and…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Tarasha Khurana , Peiyun Hu , David Held , Deva Ramanan

Obstacle avoidance of quadrotors in dynamic environments is still a very open problem. Current works commonly leverage traditional static maps to represent static obstacles and the detection and tracking of moving objects (DATMO) method to…

Robotics · Computer Science 2022-02-16 Gang Chen , Peng Peng , Peihan Zhang , Wei Dong

Multi-robot control in cluttered environments is a challenging problem that involves complex physical constraints, including robot-robot collisions, robot-obstacle collisions, and unreachable motions. Successful planning in such settings…

Robotics · Computer Science 2026-04-24 Jiabao Ji , Yongchao Chen , Yang Zhang , Ramana Rao Kompella , Chuchu Fan , Gaowen Liu , Shiyu Chang

Deep Reinforcement Learning (DRL) has emerged as a powerful model-free paradigm for learning optimal policies. However, in navigation tasks with cluttered environments, DRL methods often suffer from insufficient exploration, especially…

Robotics · Computer Science 2025-07-04 Licheng Luo , Mingyu Cai

Current control algorithms for aerial robots struggle with robustness in dynamic environments and adverse conditions. Model-based reinforcement learning (RL) has shown strong potential in handling these challenges while remaining…

Robotics · Computer Science 2025-11-25 Eashan Vytla , Bhavanishankar Kalavakolanu , Andrew Perrault , Matthew McCrink

Pushing objects through cluttered scenes is a challenging task, especially when the objects to be pushed have initially unknown dynamics and touching other entities has to be avoided to reduce the risk of damage. In this paper, we approach…

Robotics · Computer Science 2022-07-18 Nils Dengler , David Großklaus , Maren Bennewitz

Tilt-rotor aerial robots enable omnidirectional maneuvering through thrust vectoring, but introduce significant control challenges due to the strong coupling between joint and rotor dynamics. While model-based controllers can achieve high…

Robotics · Computer Science 2026-02-26 Wentao Zhang , Zhaoqi Ma , Jinjie Li , Huayi Wang , Haokun Liu , Junichiro Sugihara , Chen Chen , Yicheng Chen , Moju Zhao

In this paper, we present our proposed approach for active tracking to increase the autonomy of Unmanned Aerial Vehicles (UAVs) using event cameras, low-energy imaging sensors that offer significant advantages in speed and dynamic range.…

Robotics · Computer Science 2024-10-22 Ala Souissi , Hajer Fradi , Panagiotis Papadakis

AI algorithms that identify maneuvers from trajectory data could play an important role in improving flight safety and pilot training. AI challenges allow diverse teams to work together to solve hard problems and are an effective tool for…

Artificial Intelligence · Computer Science 2021-12-17 Kaira Samuel , Vijay Gadepally , David Jacobs , Michael Jones , Kyle McAlpin , Kyle Palko , Ben Paulk , Sid Samsi , Ho Chit Siu , Charles Yee , Jeremy Kepner

The broad scope of obstacle avoidance has led to many kinds of computer vision-based approaches. Despite its popularity, it is not a solved problem. Traditional computer vision techniques using cameras and depth sensors often focus on…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Celyn Walters , Simon Hadfield

The proposed RMS-FlowNet is a novel end-to-end learning-based architecture for accurate and efficient scene flow estimation which can operate on point clouds of high density. For hierarchical scene flow estimation, the existing methods…

Computer Vision and Pattern Recognition · Computer Science 2022-04-04 Ramy Battrawy , René Schuster , Mohammad-Ali Nikouei Mahani , Didier Stricker

The problem of navigating a formation of interconnected tethered drones, named STEM (System of TEthered Multicopters), in an unknown environment is considered. The tethers feed electrical power from a ground station to the drones and also…

Systems and Control · Electrical Eng. & Systems 2020-11-17 Michele Bolognini , Lorenzo Fagiano

Navigating robots safely and efficiently in crowded and complex environments remains a significant challenge. However, due to the dynamic and intricate nature of these settings, planning efficient and collision-free paths for robots to…

Robotics · Computer Science 2024-10-22 Zhuanglei Wen , Mingze Dong , Xiai Chen

Collision avoidance algorithms are essential for safe and efficient robot operation among pedestrians. This work proposes using deep reinforcement (RL) learning as a framework to model the complex interactions and cooperation with nearby,…

Robotics · Computer Science 2021-01-26 Michael Everett , Yu Fan Chen , Jonathan P. How

With increasing urban population, there is global interest in Urban Air Mobility (UAM), where hundreds of autonomous Unmanned Aircraft Systems (UAS) execute missions in the airspace above cities. Unlike traditional human-in-the-loop air…

Systems and Control · Electrical Eng. & Systems 2020-06-25 Alëna Rodionova , Yash Vardhan Pant , Kuk Jang , Houssam Abbas , Rahul Mangharam

How can a robot safely navigate around people with complex motion patterns? Deep Reinforcement Learning (DRL) in simulation holds some promise, but much prior work relies on simulators that fail to capture the nuances of real human motion.…

Robotics · Computer Science 2025-02-17 James R. Han , Hugues Thomas , Jian Zhang , Nicholas Rhinehart , Timothy D. Barfoot

Learning an accurate model of the environment is essential for model-based control tasks. Existing methods in robotic visuomotor control usually learn from data with heavily labelled actions, object entities or locations, which can be…

Robotics · Computer Science 2021-07-27 Haoqi Yuan , Ruihai Wu , Andrew Zhao , Haipeng Zhang , Zihan Ding , Hao Dong

Asynchronous inference has emerged as a prevalent paradigm in robotic manipulation, achieving significant progress in ensuring trajectory smoothness and efficiency. However, a systemic challenge remains unresolved, as inherent latency…

Robotics · Computer Science 2026-04-14 Haoyu Wei , Xiuwei Xu , Ziyang Cheng , Hang Yin , Angyuan Ma , Bingyao Yu , Jie Zhou , Jiwen Lu

Using Reinforcement Learning (RL) in simulation to construct policies useful in real life is challenging. This is often attributed to the sequential decision making aspect: inaccuracies in simulation accumulate over multiple steps, hence…

Machine Learning · Computer Science 2017-06-09 Rika Antonova , Silvia Cruciani

This paper presents a novel control algorithm for robotic manipulators in unstructured environments using proximity sensors partially distributed on the platform. The proposed approach exploits arrays of multi zone Time-of-Flight (ToF)…

Robotics · Computer Science 2024-12-09 Simone Borelli , Francesco Giovinazzo , Francesco Grella , Giorgio Cannata
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