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Autonomous driving systems face the formidable challenge of navigating intricate and dynamic environments with uncertainty. This study presents a unified prediction and planning framework that concurrently models short-term aleatoric…

机器人学 · 计算机科学 2024-03-05 Wenbo Shao , Jiahui Xu , Zhong Cao , Hong Wang , Jun Li

We propose a general self-supervised learning approach for spatial perception tasks, such as estimating the pose of an object relative to the robot, from onboard sensor readings. The model is learned from training episodes, by relying on: a…

机器人学 · 计算机科学 2021-07-20 Mirko Nava , Antonio Paolillo , Jérôme Guzzi , Luca Maria Gambardella , Alessandro Giusti

Perception algorithms that provide estimates of their uncertainty are crucial to the development of autonomous robots that can operate in challenging and uncontrolled environments. Such perception algorithms provide the means for having…

机器人学 · 计算机科学 2023-06-30 Sadegh Rabiee , Joydeep Biswas

Autonomous vehicles (AVs) are being increasingly deployed in urban environments. In order to operate safely and reliably, AVs need to account for the inherent uncertainty associated with perceiving the world through sensor data and…

Given the complexity of real-world, unstructured domains, it is often impossible or impractical to design models that include every feature needed to handle all possible scenarios that an autonomous system may encounter. For an autonomous…

人工智能 · 计算机科学 2020-07-24 Connor Basich , Justin Svegliato , Kyle Hollins Wray , Stefan J. Witwicki , Shlomo Zilberstein

Identifying the obstacle space is crucial for path planning. However, generating an accurate obstacle space remains a significant challenge due to various sources of uncertainty, including motion, behavior, and perception limitations. Even…

机器人学 · 计算机科学 2025-09-30 Jun Xiang , Jun Chen

Autonomous robots must navigate reliably in unknown environments even under compromised exteroceptive perception, or perception failures. Such failures often occur when harsh environments lead to degraded sensing, or when the perception…

机器人学 · 计算机科学 2023-10-06 Jin Jin , Chong Zhang , Jonas Frey , Nikita Rudin , Matias Mattamala , Cesar Cadena , Marco Hutter

Safe motion planning for robotic systems in dynamic environments is nontrivial in the presence of uncertain obstacles, where estimation of obstacle uncertainties is crucial in predicting future motions of dynamic obstacles. The worst-case…

机器人学 · 计算机科学 2025-01-22 Jian Zhou , Yulong Gao , Ola Johansson , Björn Olofsson , Erik Frisk

Robotic systems, particularly in demanding environments like narrow corridors or disaster zones, often grapple with imperfect state estimation. Addressing this challenge requires a trajectory plan that not only navigates these restrictive…

机器人学 · 计算机科学 2023-09-19 Zhenyang Chen , Hongzhe Yu , Yongxin Chen

We consider perception-based control using state estimates that are obtained from high-dimensional sensor measurements via learning-enabled perception maps. However, these perception maps are not perfect and result in state estimation…

系统与控制 · 电气工程与系统科学 2023-08-29 Shuo Yang , George J. Pappas , Rahul Mangharam , Lars Lindemann

In the field of Maritime Autonomous Surface Ships (MASS), the accurate modeling of ship maneuvering motion for harbor maneuvers is a crucial technology. Non-parametric system identification (SI) methods, which do not require prior knowledge…

系统与控制 · 电气工程与系统科学 2024-12-03 Kouki Wakita , Youhei Akimoto , Atsuo Maki

We improve reliable, long-horizon, goal-directed navigation in partially-mapped environments by using non-locally available information to predict the goodness of temporally-extended actions that enter unseen space. Making predictions about…

机器人学 · 计算机科学 2024-03-08 Raihan Islam Arnob , Gregory J. Stein

Autonomous cooperative planning (ACP) is a promising technique to improve the efficiency and safety of multi-vehicle interactions for future intelligent transportation systems. However, realizing robust ACP is a challenge due to the…

机器人学 · 计算机科学 2024-11-04 Shiyao Zhang , He Li , Shengyu Zhang , Shuai Wang , Derrick Wing Kwan Ng , Chengzhong Xu

Today's autonomous vehicles rely extensively on high-definition 3D maps to navigate the environment. While this approach works well when these maps are completely up-to-date, safe autonomous vehicles must be able to corroborate the map's…

计算机视觉与模式识别 · 计算机科学 2016-12-09 Ari Seff , Jianxiong Xiao

This paper presents Deep-PANTHER, a learning-based perception-aware trajectory planner for unmanned aerial vehicles (UAVs) in dynamic environments. Given the current state of the UAV, and the predicted trajectory and size of the obstacle,…

机器人学 · 计算机科学 2023-02-15 Jesus Tordesillas , Jonathan P. How

This work proposes a perception system for autonomous vehicles and advanced driver assistance specialized on unpaved roads and off-road environments. In this research, the authors have investigated the behavior of Deep Learning algorithms…

Understanding and explaining deep learning models is an imperative task. Towards this, we propose a method that obtains gradient-based certainty estimates that also provide visual attention maps. Particularly, we solve for visual question…

计算机视觉与模式识别 · 计算机科学 2019-10-18 Badri N. Patro , Mayank Lunayach , Shivansh Patel , Vinay P. Namboodiri

All-day and all-weather navigation is a critical capability for autonomous driving, which requires proper reaction to varied environmental conditions and complex agent behaviors. Recently, with the rise of deep learning, end-to-end control…

机器人学 · 计算机科学 2020-11-03 Peide Cai , Sukai Wang , Yuxiang Sun , Ming Liu

Recent advances in Unmanned Aerial Vehicles (UAVs) have resulted in their quick adoption for wide a range of civilian applications, including precision agriculture, biosecurity, disaster monitoring and surveillance. UAVs offer low-cost…

机器人学 · 计算机科学 2023-08-22 Juan Sandino , Peter A. Caccetta , Conrad Sanderson , Frederic Maire , Felipe Gonzalez

Autonomous robotic tasks require actively perceiving the environment to achieve application-specific goals. In this paper, we address the problem of positioning an RGB camera to collect the most informative images to represent an unknown…

机器人学 · 计算机科学 2023-07-25 Liren Jin , Xieyuanli Chen , Julius Rückin , Marija Popović