Pubudu N. Pathirana

About

Pubudu N. Pathirana is a prominent researcher whose work spans mobile robotics, wireless sensor networks, swarm intelligence, and robust control systems. He is perhaps best known for his pioneering contributions to node localization in delay-tolerant sensor networks (DTNs), where he developed innovative schemes leveraging mobile robots to bridge disconnected network clusters — work that has accumulated nearly 500 citations across two landmark publications from 2005 and 2007, establishing him as a leading voice in this specialized field. Pathirana's research extends into the cooperative control of robotic swarms, where he introduced scalable, decentralized artificial-force-based algorithms enabling groups of autonomous robots to self-organize into predefined geometric formations — work that has attracted steady scholarly interest across multiple publication venues. His contributions further encompass autonomous mobile agents for energy-efficient sensor data collection, optimization-driven formation control, and stereo-vision-based simultaneous localization and mapping (SLAM). More recently, he has addressed challenging problems in robust state estimation for nonlinear systems with unknown time-varying delays, reflecting a deepening engagement with control theory. Collectively, Pathirana's body of work demonstrates a consistent focus on intelligent autonomous systems operating in complex, real-world environments, making his research highly relevant to students and engineers working at the intersection of robotics, networks, and control engineering.

Research Focus

Key Achievements

Top Papers

1. 1
   Node localization using mobile robots in delay-tolerant sensor networks

   270 citations · 2005
2. 2
   Node Localization Using Mobile Robots in Delay-Tolerant Sensor Networks

   222 citations · 2007
3. 3
   Formations of Robotic Swarm: An Artificial Force Based Approach

   31 citations · 2010
4. 4
   Geometric formations in swarm aggregation: An artificial formation force based approach

   14 citations · 2007
5. 5
   Formations of Robotic Swarm: An Artificial Force Based Approach

   14 citations · 2009
6. 6
   Robust state estimation for non‐linear systems with unknown delays

   9 citations · 2019
7. 7
   Using Autonomous Mobile Agents for Efficient Data Collection in Sensor Networks

   6 citations · 2006
8. 8
   A Robust Solution to the Stereo-Vision-Based Simultaneous Localization and Mapping Problem with Steady and Moving Landmarks

   4 citations · 2011
9. 9
   Optimization-based formation of autonomous mobile robots

   4 citations · 2010
10. 10
    Path planning for sensor data collecting mobile robot

    4 citations · 2005

Key Collaborators

Contact & Links