Publications

Publications in reversed chronological order.

2025

  1. qdig.png
    Red-Teaming Vision-Language-Action Models via Quality Diversity Prompt Generation for Robust Robot Policies
    Siddharth Srikanth, Freddie Liang, Ya-Chuan Hsu, Varun Bhatt, Shihan Zhao, Henry Chen, Bryon Tjanaka, Minjune Hwang, Akanksha Saran, Daniel Seita, Aaquib Tabrez, and Stefanos Nikolaidis
    (under review), 2025
  2. planqd.png
    Algorithmic Prompt Generation for Diverse Human-like Teaming and Communication with Large Language Models
    Siddharth Srikanth, Varun Bhatt , Boshen Zhang, Werner Hager , Charles Michael Lewis , Katia P. Sycara, Aaquib Tabrez, and Stefanos Nikolaidis
    (under review), 2025
    arXiv
  3. mapf_bench.png
    QD-MAPPER: A Quality Diversity Framework to Automatically Evaluate Multi-Agent Path Finding Algorithms in Diverse Maps
    Cheng Qian, Yulun Zhang, Varun Bhatt , Matthew Christopher Fontaine, Stefanos Nikolaidis, and Jiaoyang Li
    (under review), 2025
    arXiv
  4. qd_zsc.png
    Systematic Generation of Diverse Teams for Improved Multi-Agent Collaboration
    Saeed Hedayatian, Varun Bhatt, Bryon Tjanaka , Charles Michael Lewis , Katia P. Sycara, and Stefanos Nikolaidis
    (under review), 2025
  5. Efficient Quality Diversity Optimization with Monte Carlo Bayesian Sampling
    Matteo Palmas, Varun Bhatt, Shihan Zhao, Stefanos Nikolaidis, Ralph Lange, and Michaela Klauck
    In Proceedings of the Genetic and Evolutionary Computation Conference Companion , 2025

2024

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    Guidance Graph Optimization for Lifelong Multi-Agent Path Finding
    Yulun Zhang, He Jiang, Varun Bhatt, Stefanos Nikolaidis, and Jiaoyang Li
    In Proceedings of the International Joint Conference on Artificial Intelligence (IJCAI) , 2024
    arXiv Code

2023

  1. warehouse_nca.gif
    Arbitrarily Scalable Environment Generators via Neural Cellular Automata
    Yulun Zhang , Matthew C. Fontaine, Varun Bhatt, Stefanos Nikolaidis, and Jiaoyang Li
    In Advances in Neural Information Processing Systems (NeurIPS) , 2023
    arXiv Code
  2. dsas.gif
    Surrogate Assisted Generation of Human-Robot Interaction Scenarios
    Varun Bhatt, Heramb Nemlekar , Matthew C. Fontaine, Bryon Tjanaka , Hejia Zhang, Ya-Chuan Hsu, and Stefanos Nikolaidis
    In Proceedings of the Conference on Robot Learning (CoRL) , 2023
    arXiv Code Presentation
  3. warehouse.gif
    Multi-Robot Coordination and Layout Design for Automated Warehousing
    Yulun Zhang , Matthew C. Fontaine, Varun Bhatt, Stefanos Nikolaidis, and Jiaoyang Li
    In Proceedings of the International Joint Conference on Artificial Intelligence (IJCAI) , 2023
    arXiv Code

2022

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    Deep Surrogate Assisted Generation of Environments
    Varun Bhatt, Bryon Tjanaka , Matthew C. Fontaine, and Stefanos Nikolaidis
    In Advances in Neural Information Processing Systems (NeurIPS) , 2022
    arXiv Code Presentation Website

2021

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    Inference-Based Deterministic Messaging For Multi-Agent Communication
    Varun Bhatt, and Michael Buro
    In Proceedings of the AAAI Conference on Artificial Intelligence , 2021
    arXiv Code Presentation
  2. action_repetition.png
    An Analysis of Frame-skipping in Reinforcement Learning
    Shivaram Kalyanakrishnan, Siddharth Aravindan, Vishwajeet Bagdawat, Varun Bhatt, Harshith Goka, Archit Gupta, Kalpesh Krishna, and Vihari Piratla
    CoRR abs/2102.03718, 2021
    arXiv

2020

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    Software-Level Accuracy Using Stochastic Computing With Charge-Trap-Flash Based Weight Matrix
    Varun Bhatt, Shalini Shrivastava, Tanmay Chavan, and Udayan Ganguly
    In Proceedings of the International Joint Conference on Neural Networks (IJCNN) , 2020
    arXiv

2018

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    Sparsity Enables Data and Energy Efficient Spiking Convolutional Neural Networks
    Varun Bhatt, and Udayan Ganguly
    In Proceedings of the International Conference on Artificial Neural Networks (ICANN) , 2018