Zachary Ravichandran

Massachusetts Institute of Technology, California University of Pennsylvania, University of Pennsylvania

Papers

9

Total Citations

96

H-Index

5

About

No biography available yet.

Research Focus

Computer science7 · 88 citations
Robot6 · 79 citations
Artificial intelligence5 · 79 citations
Theoretical computer science2 · 59 citations
Scene graph2 · 59 citations
Graph2 · 59 citations
Reinforcement learning2 · 59 citations
Rendering (computer graphics)1 · 57 citations
Machine learning1 · 57 citations
Computer vision1 · 57 citations
Semantics (computer science)1 · 57 citations
Robotics3 · 10 citations

Key Achievements

5
H-Index
9
Papers
96
Total Citations
11
Avg Citations/Paper
🏆 Most Cited Paper
Hierarchical Representations and Explicit Memory: Learning Effective Navigation Policies on 3D Scene Graphs using Graph Neural Networks
57 citations · 2022
📈 Most Prolific Year: 2025 (4 Papers)
🤝 Key Collaborators: 25
🏛 Institutions: Massachusetts Institute of Technology, California University of Pennsylvania, University of Pennsylvania

Top Papers

  1. 1
    Hierarchical Representations and Explicit Memory: Learning Effective Navigation Policies on 3D Scene Graphs using Graph Neural Networks
    57 citations · 2022
  2. 2
    Jailbreaking LLM-Controlled Robots
    8 citations · 2025
  3. 3
    SPINE: Online Semantic Planning for Missions with Incomplete Natural Language Specifications in Unstructured Environments
    8 citations · 2025
  4. 4
    Enabling Large-scale Heterogeneous Collaboration with Opportunistic Communications
    7 citations · 2024
  5. 5
    Safety Guardrails for LLM-Enabled Robots
    6 citations · 2026
  6. 6
    Jailbreaking LLM-Controlled Robots
    4 citations · 2024
  7. 7
    Air-Ground Collaboration for Language-Specified Missions in Unknown Environments
    2 citations · 2025
  8. 8
    Bridging Scene Understanding and Task Execution with Flexible Simulation Environments
    2 citations · 2020
  9. 9
    Safety Guardrails for LLM-Enabled Robots
    2 citations · 2025

Key Collaborators

GJGeorge J. Pappas5 shared papersARAlexander Robey4 shared papersVKVijay Kumar3 shared papersHHHamed Hassani3 shared papersVMVarun Murali2 shared papersFCFernando Cladera2 shared papersJGJohn Griffith2 shared papersLPLisa Peng1 shared papersMAM. Ani Hsieh1 shared papersIDIan D. Miller1 shared papersBCBenjamin C. Smith1 shared papersCJCamillo J. Taylor1 shared papersCJC. James Taylor1 shared papersLCLuca Carlone1 shared papersCFCostas Frost1 shared papersVKVijay Kumar1 shared papersVKVijay Kumar1 shared papersHHHamed Hassani1 shared papersNHNathan Hughes1 shared papersVKVijay Kumar1 shared papers
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