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M. A. Viraj J. Muthugala

17 accepted papers

2025

Improving Coverage Performance of a Size-Reconfigurable Robot Based on Overlapping and Reconfiguration Reduction Criteria

ICRA 2025

Size reconfigurable robots have been introduced for coverage applications to improve performance. The size reconfiguration ability allows a robot to access narrow areas in a smaller size while covering open spaces in a larger size, improving productivity. This paper proposes a novel CPP method consi

Cited by 0SourceScholar
2025

Occupancy-belief Planning of Plant Manipulation for Staking

IROS 2025

While agricultural robotics has made great strides in recent years, manipulation of plants for tasks such as staking and harvesting remains highly challenging due to the high variability in dynamics and deformable nature of plants. To address the challenges created by dynamics uncertainty, we develo

Cited by 0SourceScholar
2024

A Decentralized Partially Observable Markov Decision Process for Dynamic Obstacle Avoidance and Complete Area Coverage using Multiple Reconfigurable Robots

IROS 2024poster

Achieving complete area coverage in robotics is an essential aspect for applications such as cleaning and patrolling. While multi-agent frameworks have been implemented to address the challenge of complete coverage, the area coverage performances are hindered by physical constraints and dynamic obst…

Cited by 0SourceScholar
2024

Dynamic Reconfiguration Integrated Nested A*: A Path Planner for Reconfigurable Robot to Improve Performance in Confined Spaces

IROS 2024poster

Path planning is crucial in numerous robotic applications. Reconfigurable robots possess the capability to alter their shape, enabling access to confined spaces, a task challenging for fixed-shape robots. However, existing path planners for reconfigurable robots are typically designed with predefine…

Cited by 0SourceScholar
2024

Time-Ordered Ad-hoc Resource Sharing for Independent Robotic Agents

IROS 2024poster

Resource sharing is a crucial part of a multi-robot system. We propose a Boolean satisfiability problem (SAT) based approach to resource sharing. Our key contributions are an algorithm for converting any constrained assignment to a weighted-SAT based optimization. We propose a theorem that allows op…

Cited by 0SourcecodeScholar
2024

Toward Mass Customization of a Robot’s Morphology Design for Improving Area Coverage

ICRA 2024poster

Floor cleaning robots have been developed to cater to building maintenance needs. Complete area coverage is crucial for a floor cleaning robot, and its morphology design plays a vital role in realizing complete area coverage. However, floor cleaning robots with fixed morphologies have difficulty in…

Cited by 0SourceScholar
2023

Online Coverage Path Planning Scheme for a Size-Variable Robot

ICRA 2023poster

Coverage Path Planning (CPP) is an essential feature of robots deployed for applications such as lawn mowing, cleaning, painting, and exploration. However, most of the state-of-the-art CPP methods are proposed for fixed-morphology robots, and the coverage performance is limited by physical constrain…

Cited by 3SourceScholar
2022

Design by Robot: A Human-Robot Collaborative Framework for Improving Productivity of a Floor Cleaning Robot

ICRA 2022poster

In recent years, a rising trend of floor cleaning robots could be observed in the consumer electronic market. Area coverage performance is a crucial factor that determines the overall productivity of a floor cleaning robot. Nevertheless, the area coverage performance of commercially available floor…

Cited by 20SourceScholar
2022

Design of a Reconfigurable Robot with Size-Adaptive Path Planner

IROS 2022poster

Area coverage is demanded from the robots utilized in application domains such as floor cleaning. Even though many advanced coverage algorithms have been developed, the area coverage performance is limited due to the inaccessibility of narrow spaces caused by physical constraints. Reconfigurable rob…

Cited by 2SourceScholar
2022

Online Complete Coverage Path Planning of a Reconfigurable Robot using Glasius Bio-inspired Neural Network and Genetic Algorithm

IROS 2022poster

Area coverage is crucial for robotics applications such as cleaning, painting, exploration, and inspections. Hinged reconfigurable robots have been introduced for these application domains to improve the area coverage performance. However, the existing coverage algorithms of hinged reconfigurable ro…

Cited by 10SourceScholar
2022

Shared Autonomy for Safety Between a Self-reconfigurable Robot and a Teleoperator Using Multi-layer Fuzzy Logic

IROS 2022poster

Autonomous vehicles are designed to elevate the efficiency of assigned tasks and ensure the safety of the environment in which they operate. This paper presents a research study focused on shared autonomy using a multi-layer fuzzy logic framework to build a relationship between an autonomous self-re…

Cited by 2SourceScholar
2019

Design of an Adhesion-Aware Façade Cleaning Robot

IROS 2019poster

Cleaning requirements of glass façades of high-rise buildings have been significantly increased in recent years due to the growth of the construction industry. The conventional cleaning methods for high-rise buildings require human labor where efficiency, cost, and safety are major concerns. Therefo…

Cited by 28SourceScholar
2018

Enhancing Overall Object Placement by Understanding Uncertain Spatial and Qualitative Distance Information in User Commands

ICRA 2018poster

Humans prefer to use voice commands to guide their peer companions in daily assistive tasks. In human perspective, they expect same behavior from assistive robot companions as well. The paper presents an approach towards using such voice instructions based on uncertain and qualitative information to…

Cited by 1SourceScholar
2018

Proxemics and Approach Evaluation by Service Robot Based on User Behavior in Domestic Environment

IROS 2018poster

Intelligent service robots are used at a significant level to uplift the living standards of domestic users. These robots are expected to possess human-friendly interactive features. Service robots should be able to provide a variety of tasks to support independent living of users in domestic enviro…

Cited by 24SourceScholar
2017

Interpreting uncertain information related to relative references for improved navigational command understanding of service robots

IROS 2017poster

Service robots are being developed as a solution for the implications associated with the aging population. They are intended to be operated by non-expert users and hence human friendly interaction abilities are preferred. Humans prefer to use voice instructions that include uncertain information, l…

Cited by 7SourceScholar
2016

Enhancing human-robot interaction by interpreting uncertain information in navigational commands based on experience and environment

ICRA 2016

Assistive robots can support activities of elderly people to uplift the living standard. The assistive robots should possess the ability to interact with the human peers in a human friendly manner because those systems are intended to be used by non-experts. Humans prefer to use voice instructions t

Cited by 28SourceScholar
2016

Interpretation of uncertain information in mobile service robots by analyzing surrounding spatial arrangement based on occupied density variation

IROS 2016poster

Service robots are being developed as a supportive aid for elderly people. Those robots are operated by non-expert users in heterogeneous domestic environments. Hence, the ability of a robot to be operated in a more natural human friendly manner enhances the overall satisfaction of the user. Humans…

Cited by 6SourceScholar