Publications

MAP-NBV: Multi-agent Prediction-guided Next-Best-View Planning for Active 3D Object Reconstruction

Harnaik Dhami*, Vishnu Dutt Sharma*, Pratap Tokekar
Accepted at IROS 2024
Download here

LAVA: Long-horizon Visual Action based Food Acquisition

Amisha Bhaskar, Rui Liu, Vishnu Dutt Sharma, Guangyao Shi, Pratap Tokekar
Accepted at IROS 2024
Download here

Pre-Trained Masked Image Model for Mobile Robot Navigation

Vishnu Dutt Sharma, Anukriti Singh, Pratap Tokekar
Proceedings of the IEEE International Conference on Robotics and Automation (ICRA 2024)
Download here

ProxMaP: Proximal Occupancy Map Prediction for Efficient Indoor Robot Navigation

Vishnu Dutt Sharma, Jingxi Chen, Pratap Tokekar (2023). “ProxMaP: Proximal Occupancy Map Prediction for Efficient Indoor Robot Navigation.”
Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2023)
Download here

Pred-NBV: Prediction-guided Next-Best-View for 3D Object Reconstruction

Harnaik Dhami*, Vishnu Dutt Sharma*, Pratap Tokekar
(*: Indicates equal contribution)
Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2023)
Robotics: Science and Systems (RSS) Workshop on Robot Representations For Scene Understanding, Reasoning and Planning, 2023
Robotics: Science and Systems (RSS) Workshop on Inference and Decision Making for Autonomous Vehicles, 2023
Download here

Graph Neural Networks for Decentralized Multi-Robot Target Tracking

Lifeng Zhou*, Vishnu Dutt Sharma*, Qingbiao Li, Amanda Prorok, Alejandro Ribeiro, Pratap Tokekar, Vijay Kumar (2022). "Graph Neural Networks for Decentralized Multi-Robot Target Tracking."
(*: Indicates equal contribution)
IEEE International Symposium on Safety, Security, and Rescue Robotics (SSRR 2022)

Download here

Building a Word Segmenter for Sanskrit Overnight

Vikas Reddy, Amrith Krishna, Vishnu Dutt Sharma, Prateek Gupta, Vineeth M R, Pawan Goyal. (2018). "Building a Word Segmenter for Sanskrit Overnight."
Proceedings of the Eleventh International Conference on Language Resources and Evaluation (LREC 2018)

Download here

Under Review

Improving Zero-Shot ObjectNav with Generative Communication

Vishnu Sashank Dorbala*, Vishnu Dutt Sharma*, Pratap Tokekar, Dinesh Manocha
Under review at ICRA 2025
Download here

Workshop Papers

FLIP-TD: Free Lunch Inpainting on Top-Down Images for Robotic Tasks

Anukriti Singh*, Vishnu Dutt Sharma*, Pratap Tokekar
ICRA 2023 workshop on Pretraining for Robotics (PT4R)
Download here

Risk-Aware Path Planning for Ground Vehicles using Occluded Aerial Images

Vishnu Dutt Sharma, Pratap Tokekar
ICRA 2022 workshop on Robotic Perception and Mapping: Emerging Techniques
Download here

Occupancy Map Prediction for Improved Indoor Robot Navigation

Vishnu Dutt Sharma, Jingxi Chen, Abhinav Shrivastava, Pratap Tokekar
ICRA 2022 workshop on Robotic Perception and Mapping: Emerging Techniques

Download here

Semantic Navigation for Assistive Robots: Identifying, Mapping, and Navigating to Door Signs in Indoor Environments

Shivani Nanda, Vishnu Dutt Sharma, Guangyao Shi, Jingxi Chen, Pratap Tokekar
IROS 2022 workshop on Social and Cognitive Interactions for Assistive Robotics Workshop
Watch here

Preprints

Hybrid Classical/RL Local Planner for Ground Robot Navigation

Vishnu Dutt Sharma, Jeongran Lee, Matthew Andrews, Ilija Hadžić
(Work done as a summer intern at Nokia Bell Labs)
Download here

Interpretable Deep Reinforcement Learning for Green Security Games with Real-Time Information

Vishnu Dutt Sharma, John P. Dickerson, Pratap Tokekar
Download here

GATSBI: An Online GTSP-Based Algorithm for Targeted Surface Bridge Inspection and Defect Detection

Harnaik Dhami, Charith Reddy, Vishnu Dutt Sharma, Troi Williams, Pratap Tokekar
Download here

(*: Indicates equal contribution)