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Fanglei Sun

6 accepted papers

2024

An LLM-driven Framework for Multiple-Vehicle Dispatching and Navigation in Smart City Landscapes

ICRA 2024poster

In the context of smart cities, autonomous vehicles, such as unmanned delivery vehicles and taxis are gradually gaining acceptance. However, their application scenarios remain significantly fragmented. Typically, an Autonomous Multi-Functional Vehicle (AMFV) is not engaged in other scenarios when id…

Cited by 15SourceScholar
2024

Language and Sketching: An LLM-driven Interactive Multimodal Multitask Robot Navigation Framework

ICRA 2024poster

The socially-aware navigation system has evolved to adeptly avoid various obstacles while performing multiple tasks, such as point-to-point navigation, human-following, and -guiding. However, a prominent gap persists: in Human-Robot Interaction (HRI), the procedure of communicating commands to robot…

Cited by 20SourceScholar
2024

Off-Agent Trust Region Policy Optimization

IJCAI 2024poster

Leveraging the experiences of other agents offers a powerful mechanism to enhance policy optimization in multi-agent reinforcement learning (MARL). However, contemporary MARL algorithms often neglect experience sharing possibilities or adopt a simple approach via direct parameter sharing. Our work e…

Cited by 0SourcePDFScholar
2022

Cross-Utterance Conditioned VAE for Non-Autoregressive Text-to-Speech

ACL 2022long

Modelling prosody variation is critical for synthesizing natural and expressive speech in end-to-end text-to-speech (TTS) systems. In this paper, a cross-utterance conditional VAE (CUC-VAE) is proposed to estimate a posterior probability distribution of the latent prosody features for each phoneme b…

2022

M2N: Mesh Movement Networks for PDE Solvers

NeurIPS 2022accept

Numerical Partial Differential Equation (PDE) solvers often require discretizing the physical domain by using a mesh. Mesh movement methods provide the capability to improve the accuracy of the numerical solution without introducing extra computational burden to the PDE solver, by increasing mesh re…

Cited by 19SourcePDFScholar
2022

Trust Region Policy Optimisation in Multi-Agent Reinforcement Learning

ICLR 2022poster

Trust region methods rigorously enabled reinforcement learning (RL) agents to learn monotonically improving policies, leading to superior performance on a variety of tasks. Unfortunately, when it comes to multi-agent reinforcement learning (MARL), the property of monotonic improvement may not simpl…

Cited by 329SourcePDFScholar