1 code implementation • 18 Oct 2024 • Huaiyuan Yao, Longchao Da, Vishnu Nandam, Justin Turnau, Zhiwei Liu, Linsey Pang, Hua Wei
It utilizes a Perception Module to observe surrounding agents and a Memory Module to store strategies for each agent.
no code implementations • 2 Oct 2024 • Longchao Da, Rui Wang, Xiaojian Xu, Parminder Bhatia, Taha Kass-Hout, Hua Wei, Cao Xiao
Medical imaging is crucial for diagnosing a patient's health condition, and accurate segmentation of these images is essential for isolating regions of interest to ensure precise diagnosis and treatment planning.
1 code implementation • 18 Aug 2024 • Tiejin Chen, Prithvi Shirke, Bharatesh Chakravarthi, Arpitsinh Vaghela, Longchao Da, Duo Lu, Yezhou Yang, Hua Wei
This paper introduces SynTraC, the first public image-based traffic signal control dataset, aimed at bridging the gap between simulated environments and real-world traffic management challenges.
no code implementations • 18 Jul 2024 • Longchao Da, Rohan Chhibba, Rushabh Jaiswal, Ariane Middel, Hua Wei
Heatwaves pose significant health risks, particularly due to prolonged exposure to high summer temperatures.
no code implementations • 1 Jul 2024 • Longchao Da, Tiejin Chen, Lu Cheng, Hua Wei
The Large language models (LLMs) have showcased superior capabilities in sophisticated tasks across various domains, stemming from basic question-answer (QA), they are nowadays used as decision assistants or explainers for unfamiliar content.
no code implementations • 7 Mar 2024 • Tiejin Chen, Longchao Da, Huixue Zhou, Pingzhi Li, Kaixiong Zhou, Tianlong Chen, Hua Wei
The privacy concerns associated with the use of Large Language Models (LLMs) have grown recently with the development of LLMs such as ChatGPT.
1 code implementation • 9 Feb 2024 • Longchao Da, Chen Chu, Weinan Zhang, Hua Wei
Addressing these limitations, we introduce CityFlowER, an advancement over the existing CityFlow simulator, designed for efficient and realistic city-wide traffic simulation.
1 code implementation • 30 Dec 2023 • Longchao Da, Kuanru Liou, Tiejin Chen, Xuesong Zhou, Xiangyong Luo, Yezhou Yang, Hua Wei
Transportation has greatly benefited the cities' development in the modern civilization process.
no code implementations • 17 Dec 2023 • Longchao Da, Porter Jenkins, Trevor Schwantes, Jeffrey Dotson, Hua Wei
In this paper, we present Probabilistic Offline Policy Ranking (POPR), a framework to address OPR problems by leveraging expert data to characterize the probability of a candidate policy behaving like experts, and approximating its entire performance posterior distribution to help with ranking.
1 code implementation • 28 Aug 2023 • Longchao Da, Minquan Gao, Hao Mei, Hua Wei
In this work, we leverage LLMs to understand and profile the system dynamics by a prompt-based grounded action transformation.
1 code implementation • 23 Jul 2023 • Longchao Da, Hao Mei, Romir Sharma, Hua Wei
Traffic signal control (TSC) is a complex and important task that affects the daily lives of millions of people.
1 code implementation • 15 Jul 2023 • Jiaxing Zhang, Zhuomin Chen, Hao Mei, Longchao Da, Dongsheng Luo, Hua Wei
Graph regression is a fundamental task that has gained significant attention in various graph learning tasks.
2 code implementations • 19 Nov 2022 • Hao Mei, Xiaoliang Lei, Longchao Da, Bin Shi, Hua Wei
This paper introduces a library for cross-simulator comparison of reinforcement learning models in traffic signal control tasks.