Search Results for author: Neeloy Chakraborty

Found 10 papers, 3 papers with code

HEIGHT: Heterogeneous Interaction Graph Transformer for Robot Navigation in Crowded and Constrained Environments

no code implementations19 Nov 2024 Shuijing Liu, Haochen Xia, Fatemeh Cheraghi Pouria, Kaiwen Hong, Neeloy Chakraborty, Katherine Driggs-Campbell

Based on the heterogeneous st-graph, we propose HEIGHT, a novel navigation policy network architecture with different components to capture heterogeneous interactions among entities through space and time.

Deep Reinforcement Learning Robot Navigation +1

Cooperative Advisory Residual Policies for Congestion Mitigation

no code implementations30 Jun 2024 Aamir Hasan, Neeloy Chakraborty, Haonan Chen, Jung-Hoon Cho, Cathy Wu, Katherine Driggs-Campbell

Our policies are trained in simulation with our novel instruction adherence driver model, and evaluated in simulation and through a user study (N=16) to capture the sentiments of human drivers.

Autonomous Vehicles

Structured Graph Network for Constrained Robot Crowd Navigation with Low Fidelity Simulation

no code implementations27 May 2024 Shuijing Liu, Kaiwen Hong, Neeloy Chakraborty, Katherine Driggs-Campbell

We investigate the feasibility of deploying reinforcement learning (RL) policies for constrained crowd navigation using a low-fidelity simulator.

Reinforcement Learning (RL)

Hallucination Detection in Foundation Models for Decision-Making: A Flexible Definition and Review of the State of the Art

no code implementations25 Mar 2024 Neeloy Chakraborty, Melkior Ornik, Katherine Driggs-Campbell

The rise of foundation models trained on multiple tasks with impressively large datasets from a variety of fields has led researchers to believe that these models may provide common sense reasoning that existing planners are missing.

Common Sense Reasoning Decision Making +1

PeRP: Personalized Residual Policies For Congestion Mitigation Through Co-operative Advisory Systems

no code implementations1 Aug 2023 Aamir Hasan, Neeloy Chakraborty, Haonan Chen, Jung-Hoon Cho, Cathy Wu, Katherine Driggs-Campbell

To this end, we develop a co-operative advisory system based on PC policies with a novel driver trait conditioned Personalized Residual Policy, PeRP.

Towards Co-operative Congestion Mitigation

no code implementations17 Feb 2023 Aamir Hasan, Neeloy Chakraborty, Cathy Wu, Katherine Driggs-Campbell

The effects of traffic congestion are widespread and are an impedance to everyday life.

Learning to Navigate Intersections with Unsupervised Driver Trait Inference

1 code implementation14 Sep 2021 Shuijing Liu, Peixin Chang, Haonan Chen, Neeloy Chakraborty, Katherine Driggs-Campbell

Then, we use this trait representation to learn a policy for an autonomous vehicle to navigate through a T-intersection with deep reinforcement learning.

Autonomous Navigation Deep Reinforcement Learning +3

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