Zachary Ravichandran

According to our database, Zachary Ravichandran authored at least 14 papers between 2020 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

Safety Guardrails for LLM-Enabled Robots.

Zachary Ravichandran, Alexander Robey, Vijay Kumar, George J. Pappas, Hamed Hassani

IEEE Robotics Autom. Lett., April, 2026

Contextual Safety Reasoning and Grounding for Open-World Robots.

Zachary Ravichandran, David Snyder, Alexander Robey, Hamed Hassani, Vijay Kumar, George J. Pappas

CoRR, February, 2026

Beyond alignment: Why robotic foundation models need context-aware safety.

Alexander Robey, Zachary Ravichandran, Eliot Krzysztof Jones, Jared Perlo, Fazl Barez, Vijay Kumar, J. Zico Kolter, Hamed Hassani, George J. Pappas

Sci. Robotics, 2026

2025

Heterogeneous Robot Collaboration in Unstructured Environments with Grounded Generative Intelligence.

Zachary Ravichandran, Fernando Cladera, Ankit Prabhu, Jason Hughes, Varun Murali, Camillo J. Taylor, George J. Pappas, Vijay Kumar

CoRR, October, 2025

Distilling On-device Language Models for Robot Planning with Minimal Human Intervention.

Zachary Ravichandran, Ignacio Hounie, Fernando Cladera, Alejandro Ribeiro, George J. Pappas, Vijay Kumar

CoRR, June, 2025

Adversarial Attacks on Robotic Vision Language Action Models.

Eliot Krzysztof Jones, Alexander Robey, Andy Zou, Zachary Ravichandran, George J. Pappas, Hamed Hassani, Matt Fredrikson, J. Zico Kolter

CoRR, June, 2025

Deploying Foundation Model-Enabled Air and Ground Robots in the Field: Challenges and Opportunities.

Zachary Ravichandran, Fernando Cladera, Jason Hughes, Varun Murali, M. Ani Hsieh, George J. Pappas, Camillo J. Taylor, Vijay Kumar

CoRR, May, 2025

Air-Ground Collaboration for Language-Specified Missions in Unknown Environments.

Fernando Cladera, Zachary Ravichandran, Jason Hughes, Varun Murali, Carlos Nieto-Granda, M. Ani Hsieh, George J. Pappas, Camillo J. Taylor, Vijay Kumar

CoRR, May, 2025

Jailbreaking LLM-Controlled Robots.

Alexander Robey, Zachary Ravichandran, Vijay Kumar, Hamed Hassani, George J. Pappas

Proceedings of the IEEE International Conference on Robotics and Automation, 2025

SPINE: Online Semantic Planning for Missions with Incomplete Natural Language Specifications in Unstructured Environments.

Zachary Ravichandran, Varun Murali, Mariliza Tzes, George J. Pappas, Vijay Kumar

Proceedings of the IEEE International Conference on Robotics and Automation, 2025

2024

Challenges and Opportunities for Large-Scale Exploration with Air-Ground Teams using Semantics.

Fernando Cladera Ojeda, Ian D. Miller, Zachary Ravichandran, Varun Murali, Jason Hughes, M. Ani Hsieh, Camillo J. Taylor, Vijay Kumar

CoRR, 2024

Enabling Large-scale Heterogeneous Collaboration with Opportunistic Communications.

Fernando Cladera Ojeda, Zachary Ravichandran, Ian D. Miller, M. Ani Hsieh, Camillo J. Taylor, Vijay Kumar

Proceedings of the IEEE International Conference on Robotics and Automation, 2024

2022

Hierarchical Representations and Explicit Memory: Learning Effective Navigation Policies on 3D Scene Graphs using Graph Neural Networks.

Zachary Ravichandran, Lisa R. Peng, Nathan Hughes, J. Daniel Griffith, Luca Carlone

Proceedings of the 2022 International Conference on Robotics and Automation, 2022

2020

Bridging Scene Understanding and Task Execution with Flexible Simulation Environments.

Zachary Ravichandran, J. Daniel Griffith, Benjamin Smith, Costas Frost

CoRR, 2020