Pound: A multi-master ROS node for reducing delay and jitter in wireless multi-robot networks

D Tardioli, R Parasuraman, P Ögren - Robotics and Autonomous Systems, 2019 - Elsevier
Abstract The Robot Operating System (ROS) is a popular and widely used software
framework for building robotics systems. With the growth of its popularity, it has started to be …

Rapid prediction of network quality in mobile robots

R Parasuraman, BC Min, P Ögren - Ad Hoc Networks, 2023 - Elsevier
Mobile robots rely on wireless networks for sharing sensor data from remote missions. The
robot's spatial network quality will vary considerably across a given mission environment …

Instantaneous Wireless Robotic Node Localization Using Collaborative Direction of Arrival

E Latif, R Parasuraman - IEEE Internet of Things Journal, 2023 - ieeexplore.ieee.org
Localizing mobile robotic nodes in indoor and GPS-denied environments is a complex
problem, particularly in dynamic, unstructured scenarios where traditional cameras and …

Exploration–Exploitation tradeoff in the adaptive information sampling of unknown spatial fields with mobile robots

A Munir, R Parasuraman - Sensors, 2023 - mdpi.com
Adaptive information-sampling approaches enable efficient selection of mobile robots'
waypoints through which the accurate sensing and mapping of a physical process, such as …

A new ugv teleoperation interface for improved awareness of network connectivity and physical surroundings

R Parasuraman, S Caccamo, F Båberg… - arXiv preprint arXiv …, 2017 - arxiv.org
A reliable wireless connection between the operator and the teleoperated Unmanned
Ground Vehicle (UGV) is critical in many Urban Search and Rescue (USAR) missions …

Multi-robot synergistic localization in dynamic environments

E Latif, R Parasuraman - ISR Europe 2022; 54th International …, 2022 - ieeexplore.ieee.org
A mobile robot's precise location information is critical for navigation and task processing,
especially for a multi-robot system (MRS) to collaborate and collect valuable data from the …

Empirical analysis of bi-directional wi-fi network performance on mobile robots in indoor environments

P Pandey, R Parasuraman - 2022 IEEE 95th Vehicular …, 2022 - ieeexplore.ieee.org
This paper proposes a framework to measure the important metrics (throughput, delay,
packet retransmits, signal strength, etc.) to determine Wi-Fi network performance of mobile …

Extending a ugv teleoperation flc interface with wireless network connectivity information

S Caccamo, R Parasuraman, F Båberg… - 2015 IEEE/RSJ …, 2015 - ieeexplore.ieee.org
Teleoperated Unmanned Ground Vehicles (UGVs) are expected to play an important role in
future search and rescue operations. In such tasks, two factors are crucial for a successful …

A multi-sensor RSS spatial sensing-based robust stochastic optimization algorithm for enhanced wireless tethering

R Parasuraman, T Fabry, L Molinari, K Kershaw… - Sensors, 2014 - mdpi.com
The reliability of wireless communication in a network of mobile wireless robot nodes
depends on the received radio signal strength (RSS). When the robot nodes are deployed in …

A multidimensional RSSI based framework for autonomous relay robots in harsh environments

M Di Castro, G Lunghi, A Masi, M Ferre… - 2019 Third IEEE …, 2019 - ieeexplore.ieee.org
Robotic tele-operation is essential for many dangerous applications, like inspection and
manipulation in human hazardous environments. Also, the current state of the art in robotic …