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Mobile robots rely on maps to navigate through an environment. In the absence of any map, the robots must build the map online from partial observations as they move in the environment. Traditional methods build a map using only direct…

机器人学 · 计算机科学 2024-10-14 Vishnu Dutt Sharma

Autonomous navigation across unstructured terrains, including forests and construction areas, faces unique challenges due to intricate obstacles and the element of the unknown. Lacking pre-existing maps, these scenarios necessitate a motion…

机器人学 · 计算机科学 2024-10-07 Jiangpeng Hu , Fan Yang , Fang Nan , Marco Hutter

In many cases, such as trajectories clustering and classification, we often divide a trajectory into segments as preprocessing. In this paper, we propose a trajectory semantic segmentation method based on learned behavior models. In the…

计算机视觉与模式识别 · 计算机科学 2018-02-28 Daisuke Ogawa , Toru Tamaki , Bisser Raytchev , Kazufumi Kaneda

We propose a novel framework for enhancing robotic adaptability and learning efficiency, which integrates unsupervised trajectory segmentation with adaptive probabilistic movement primitives (ProMPs). By employing a cutting-edge deep…

机器人学 · 计算机科学 2024-05-01 Tianci Gao

Telematics data is becoming increasingly available due to the ubiquity of devices that collect data during drives, for different purposes, such as usage based insurance (UBI), fleet management, navigation of connected vehicles, etc.…

人工智能 · 计算机科学 2020-04-06 Sobhan Moosavi , Arnab Nandi , Rajiv Ramnath

Learning-based motion planning can quickly generate near-optimal trajectories. However, it often requires either large training datasets or costly collection of human demonstrations. This work proposes an alternative approach that quickly…

机器人学 · 计算机科学 2025-10-13 Dominik Urbaniak , Alejandro Agostini , Pol Ramon , Jan Rosell , Raúl Suárez , Michael Suppa

Finding an efficient way to adapt robot trajectory is a priority to improve overall performance of robots. One approach for trajectory planning is through transferring human-like skills to robots by Learning from Demonstrations (LfD). The…

机器人学 · 计算机科学 2023-04-13 Jayden Hong , Zengjie Zhang , Amir M. Soufi Enayati , Homayoun Najjaran

This research introduces MP-RBFN, a novel formulation leveraging Radial Basis Function Networks for efficiently learning Motion Primitives derived from optimal control problems for autonomous driving. While traditional motion planning…

机器人学 · 计算机科学 2025-07-15 Marc Kaufeld , Mattia Piccinini , Johannes Betz

Collaborative robots are increasingly present in industry to support human activities. However, to make the human-robot collaborative process more effective, there are several challenges to be addressed. Collaborative robotic systems need…

计算机视觉与模式识别 · 计算机科学 2023-03-20 Laura Duarte , Pedro Neto

Learning priors on trajectory distributions can help accelerate robot motion planning optimization. Given previously successful plans, learning trajectory generative models as priors for a new planning problem is highly desirable. Prior…

机器人学 · 计算机科学 2024-03-27 Joao Carvalho , An T. Le , Mark Baierl , Dorothea Koert , Jan Peters

Learning and understanding the typical patterns in the daily activities and routines of people from low-level sensory data is an important problem in many application domains such as building smart environments, or providing intelligent…

机器学习 · 计算机科学 2014-08-14 Truyen Tran , Hung Bui , Svetha Venkatesh

Motion, measured via optical flow, provides a powerful cue to discover and learn objects in images and videos. However, compared to using appearance, it has some blind spots, such as the fact that objects become invisible if they do not…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Subhabrata Choudhury , Laurynas Karazija , Iro Laina , Andrea Vedaldi , Christian Rupprecht

As part of autonomous car driving systems, semantic segmentation is an essential component to obtain a full understanding of the car's environment. One difficulty, that occurs while training neural networks for this purpose, is class…

计算机视觉与模式识别 · 计算机科学 2019-01-25 Robin Chan , Matthias Rottmann , Fabian Hüger , Peter Schlicht , Hanno Gottschalk

We propose a learning-from-demonstration approach for grounding actions from expert data and an algorithm for using these actions to perform a task in new environments. Our approach is based on an application of sampling-based motion…

机器人学 · 计算机科学 2016-12-06 Chris Paxton , Felix Jonathan , Marin Kobilarov , Gregory D Hager

Movement primitives are trainable parametric models that reproduce robotic movements starting from a limited set of demonstrations. Previous works proposed simple linear models that exhibited high sample efficiency and generalization power…

机器人学 · 计算机科学 2024-06-07 Michael Przystupa , Faezeh Haghverd , Martin Jagersand , Samuele Tosatto

Recent co-part segmentation methods mostly operate in a supervised learning setting, which requires a large amount of annotated data for training. To overcome this limitation, we propose a self-supervised deep learning method for co-part…

计算机视觉与模式识别 · 计算机科学 2021-04-12 Aliaksandr Siarohin , Subhankar Roy , Stéphane Lathuilière , Sergey Tulyakov , Elisa Ricci , Nicu Sebe

Semantic segmentation enables robots to perceive and reason about their environments beyond geometry. Most of such systems build upon deep learning approaches. As autonomous robots are commonly deployed in initially unknown environments,…

机器人学 · 计算机科学 2024-01-29 Julius Rückin , Federico Magistri , Cyrill Stachniss , Marija Popović

Movement Primitives (MPs) are a well-known concept to represent and generate modular trajectories. MPs can be broadly categorized into two types: (a) dynamics-based approaches that generate smooth trajectories from any initial state, e. g.,…

机器人学 · 计算机科学 2022-10-05 Ge Li , Zeqi Jin , Michael Volpp , Fabian Otto , Rudolf Lioutikov , Gerhard Neumann

We present a weakly-supervised approach to segmenting proposed drivable paths in images with the goal of autonomous driving in complex urban environments. Using recorded routes from a data collection vehicle, our proposed method generates…

机器人学 · 计算机科学 2017-11-20 Dan Barnes , Will Maddern , Ingmar Posner

Existing deep learning based unsupervised video object segmentation methods still rely on ground-truth segmentation masks to train. Unsupervised in this context only means that no annotated frames are used during inference. As obtaining…

计算机视觉与模式识别 · 计算机科学 2021-11-30 Sahir Shrestha , Mohammad Ali Armin , Hongdong Li , Nick Barnes