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We propose an algorithm to (i) learn online a deep signed distance function (SDF) with a LiDAR-equipped robot to represent the 3D environment geometry, and (ii) plan collision-free trajectories given this deep learned map. Our algorithm…

Robotics · Computer Science 2022-08-04 Gadiel Sznaier Camps , Robert Dyro , Marco Pavone , Mac Schwager

We present, for the first time, a novel deep neural network architecture called \dcn with a dual-path connection between the input image and output class label for mammogram image processing. This architecture is built upon U-Net, which…

Computer Vision and Pattern Recognition · Computer Science 2019-03-04 Heyi Li , Dongdong Chen , William H. Nailon , Mike E. Davies , Dave Laurenson

This paper presents a vision-based modularized drone racing navigation system that uses a customized convolutional neural network (CNN) for the perception module to produce high-level navigation commands and then leverages a…

Robotics · Computer Science 2021-05-28 Tianqi Wang , Dong Eui Chang

This paper presents a novel planning method that achieves navigation of multi-robot formations in cluttered environments, while maintaining the formation throughout the robots motion. The method utilises a decentralised approach to find…

Robotics · Computer Science 2023-07-17 Jeppe Heini Mikkelsen , Matteo Fumagalli

Image-goal navigation is a challenging task that requires an agent to navigate to a goal indicated by an image in unfamiliar environments. Existing methods utilizing diverse scene memories suffer from inefficient exploration since they use…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Hongxin Li , Zeyu Wang , Xu Yang , Yuran Yang , Shuqi Mei , Zhaoxiang Zhang

Autonomous mobile robots need to perceive the environments with their onboard sensors (e.g., LiDARs and RGB cameras) and then make appropriate navigation decisions. In order to navigate human-inhabited public spaces, such a navigation task…

Robotics · Computer Science 2023-09-25 Bhabaranjan Panigrahi , Amir Hossain Raj , Mohammad Nazeri , Xuesu Xiao

The autonomous exploration of environments by multi-robot systems is a critical task with broad applications in rescue missions, exploration endeavors, and beyond. Current approaches often rely on either greedy frontier selection or…

Robotics · Computer Science 2024-10-28 Gengyuan Cai , Luosong Guo , Xiangmao Chang

The Deep Material Network (DMN) has emerged as a powerful framework for multiscale materials modeling, enabling efficient and accurate prediction of material behavior across different length scales. Unlike conventional data-driven…

Computational Engineering, Finance, and Science · Computer Science 2026-03-23 Ting-Ju Wei , Wen-Ning Wan , Chuin-Shan Chen

Fast, collision-free motion through unknown environments remains a challenging problem for robotic systems. In these situations, the robot's ability to reason about its future motion is often severely limited by sensor field of view (FOV).…

Machine Learning · Computer Science 2018-03-07 Kapil Katyal , Katie Popek , Chris Paxton , Joseph Moore , Kevin Wolfe , Philippe Burlina , Gregory D. Hager

This study presents a comparative analysis between single-objective and multi-objective reinforcement learning methods for training a robot to navigate effectively to an end goal while efficiently avoiding obstacles. Traditional…

Robotics · Computer Science 2023-12-15 Vicki Young , Jumman Hossain , Nirmalya Roy

Moving in dynamic pedestrian environments is one of the important requirements for autonomous mobile robots. We present a model-based reinforcement learning approach for robots to navigate through crowded environments. The navigation policy…

Robotics · Computer Science 2020-11-10 Yuxiang Cui , Haodong Zhang , Yue Wang , Rong Xiong

Collision-free motion is essential for mobile robots. Most approaches to collision-free and efficient navigation with wheeled robots require parameter tuning by experts to obtain good navigation behavior. This study investigates the…

Robotics · Computer Science 2024-08-08 Hamid Taheri , Seyed Rasoul Hosseini , Mohammad Ali Nekoui

This project proposes a bioinspired multi-robot system using Distributed Optimization for efficient exploration and mapping of unknown environments. Each robot explores its environment and creates a map, which is afterwards put together to…

Robotics · Computer Science 2025-10-08 Roman Ibrahimov , Jannik Matthias Heinen

Autonomous exploration of unknown environments using a team of mobile robots demands distributed perception and planning strategies to enable efficient and scalable performance. Ideally, each robot should update its map and plan its motion…

Robotics · Computer Science 2024-05-07 Arash Asgharivaskasi , Fritz Girke , Nikolay Atanasov

Learning-based path planning is becoming a promising robot navigation methodology due to its adaptability to various environments. However, the expensive computing and storage associated with networks impose significant challenges for their…

Robotics · Computer Science 2023-07-21 Jinsong Li , Shaochen Wang , Ziyang Chen , Zhen Kan , Jun Yu

Semi-decentralized federated learning blends the conventional device to-server (D2S) interaction structure of federated model training with localized device-to-device (D2D) communications. We study this architecture over practical edge…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-07-24 Rohit Parasnis , Seyyedali Hosseinalipour , Yun-Wei Chu , Mung Chiang , Christopher G. Brinton

In this paper, we introduce a decentralized digital twin (DDT) framework for dynamical systems and discuss the prospects of the DDT modeling paradigm in computational science and engineering applications. The DDT approach is built on a…

Machine Learning · Computer Science 2022-07-26 Omer San , Suraj Pawar , Adil Rasheed

In autonomous driving, environment perception has significantly advanced with the utilization of deep learning techniques for diverse sensors such as cameras, depth sensors, or infrared sensors. The diversity in the sensor stack increases…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Niharika Hegde , Shishir Muralidhara , René Schuster , Didier Stricker

This paper proposes a method to navigate a mobile robot by estimating its state over a number of distributed sensor networks (DSNs) such that it can successively accomplish a sequence of tasks, i.e., its state enters each targeted set and…

Robotics · Computer Science 2021-06-28 Xingkang He , Ehsan Hashemi , Karl H. Johansson

This paper presents a Deep Reinforcement Learning based navigation approach in which we define the occupancy observations as heuristic evaluations of motion primitives, rather than using raw sensor data. Our method enables fast mapping of…

Robotics · Computer Science 2022-08-18 Neşet Ünver Akmandor , Hongyu Li , Gary Lvov , Eric Dusel , Taşkın Padır