Search Results for author: Wan Du

Found 19 papers, 5 papers with code

Disentangling Uncertainties by Learning Compressed Data Representation

1 code implementation20 Mar 2025 Zhiyu An, Zhibo Hou, Wan Du

Disentangling aleatoric uncertainty (the inherent randomness of the system) from epistemic uncertainty (the lack of data) is crucial for downstream tasks such as risk-aware control and reinforcement learning, efficient exploration, and robust policy transfer.

Efficient Exploration Gaussian Processes

GWRF: A Generalizable Wireless Radiance Field for Wireless Signal Propagation Modeling

no code implementations8 Feb 2025 Kang Yang, Yuning Chen, Wan Du

We present Generalizable Wireless Radiance Fields (GWRF), a framework for modeling wireless signal propagation at arbitrary 3D transmitter and receiver positions.

NeRF

See Behind Walls in Real-time Using Aerial Drones and Augmented Reality

no code implementations17 Oct 2024 Sikai Yang, Kang Yang, Yuning Chen, Fan Zhao, Wan Du

This work presents ARD2, a framework that enables real-time through-wall surveillance using two aerial drones and an augmented reality (AR) device.

Magnetic Distortion Resistant Orientation Estimation

no code implementations16 Oct 2024 Sikai Yang, Miaomiao Liu, Wan Du

MDR builds a database to record magnetic directions at different locations and uses it to correct orientation estimates affected by magnetic distortion.

Tri-Cam: Practical Eye Gaze Tracking via Camera Network

no code implementations29 Sep 2024 Sikai Yang, Wan Du

As human eyes serve as conduits of rich information, unveiling emotions, intentions, and even aspects of an individual's health and overall well-being, gaze tracking also enables various human-computer interaction applications, as well as insights in psychological and medical research.

See Where You Read with Eye Gaze Tracking and Large Language Model

no code implementations28 Sep 2024 Sikai Yang, Gang Yan, Wan Du

Furthermore, real field tests with 18 volunteers demonstrated the system's effectiveness in tracking and highlighting read paragraphs, improving reading efficiency, and enhancing user experience.

Language Modeling Language Modelling +1

Golden-Retriever: High-Fidelity Agentic Retrieval Augmented Generation for Industrial Knowledge Base

no code implementations20 Jul 2024 Zhiyu An, Xianzhong Ding, Yen-Chun Fu, Cheng-Chung Chu, Yan Li, Wan Du

This paper introduces Golden-Retriever, designed to efficiently navigate vast industrial knowledge bases, overcoming challenges in traditional LLM fine-tuning and RAG frameworks with domain-specific jargon and context interpretation.

Navigate RAG +2

MARLP: Time-series Forecasting Control for Agricultural Managed Aquifer Recharge

1 code implementation1 Jul 2024 Yuning Chen, Kang Yang, Zhiyu An, Brady Holder, Luke Paloutzian, Khaled Bali, Wan Du

To that end, we analyze four-year in-field datasets, which reveal the multi-periodicity feature of the soil oxygen level trends and the opportunity to use external weather forecasts and flooding proposals as exogenous clues for soil oxygen prediction.

Model Predictive Control Scheduling +2

Go Beyond Black-box Policies: Rethinking the Design of Learning Agent for Interpretable and Verifiable HVAC Control

1 code implementation29 Feb 2024 Zhiyu An, Xianzhong Ding, Wan Du

We found that the high dimensionality of the thermal dynamics model input hinders the efficiency of policy extraction.

Model-based Reinforcement Learning

Reward Bound for Behavioral Guarantee of Model-based Planning Agents

no code implementations20 Feb 2024 Zhiyu An, Xianzhong Ding, Wan Du

Recent years have seen an emerging interest in the trustworthiness of machine learning-based agents in the wild, especially in robotics, to provide safety assurance for the industry.

CloudEval-YAML: A Practical Benchmark for Cloud Configuration Generation

1 code implementation10 Nov 2023 Yifei Xu, Yuning Chen, Xumiao Zhang, Xianshang Lin, Pan Hu, Yunfei Ma, Songwu Lu, Wan Du, Zhuoqing Mao, Ennan Zhai, Dennis Cai

We develop the CloudEval-YAML benchmark with practicality in mind: the dataset consists of hand-written problems with unit tests targeting practical scenarios.

Benchmarking Cloud Computing +6

HPC-GPT: Integrating Large Language Model for High-Performance Computing

no code implementations3 Oct 2023 Xianzhong Ding, Le Chen, Murali Emani, Chunhua Liao, Pei-Hung Lin, Tristan Vanderbruggen, Zhen Xie, Alberto E. Cerpa, Wan Du

Large Language Models (LLMs), including the LLaMA model, have exhibited their efficacy across various general-domain natural language processing (NLP) tasks.

Language Modeling Language Modelling +1

Optimizing Irrigation Efficiency using Deep Reinforcement Learning in the Field

no code implementations4 Apr 2023 Xianzhong Ding, Wan Du

The system employs a neural network, known as the DRL control agent, which learns an optimal control policy that considers both the current soil moisture measurement and the future soil moisture loss.

Deep Reinforcement Learning reinforcement-learning

Multi-zone HVAC Control with Model-Based Deep Reinforcement Learning

no code implementations1 Feb 2023 Xianzhong Ding, Alberto Cerpa, Wan Du

In this paper, we conduct a set of experiments to analyze the limitations of current MBRL-based HVAC control methods, in terms of model uncertainty and controller effectiveness.

Deep Reinforcement Learning reinforcement-learning +1

Exploring Deep Reinforcement Learning for Holistic Smart Building Control

no code implementations27 Jan 2023 Xianzhong Ding, Alberto Cerpa, Wan Du

The DRL architecture includes a novel reward function that allows the framework to explore the tradeoffs between energy use and users' comfort, while at the same time enabling the solution of the high-dimensional control problem due to the interactions of four different building subsystems.

Deep Reinforcement Learning reinforcement-learning +1

Efficient Reinforced Feature Selection via Early Stopping Traverse Strategy

no code implementations29 Sep 2021 Kunpeng Liu, Pengfei Wang, Dongjie Wang, Wan Du, Dapeng Oliver Wu, Yanjie Fu

In this paper, we propose a single-agent Monte Carlo based reinforced feature selection (MCRFS) method, as well as two efficiency improvement strategies, i. e., early stopping (ES) strategy and reward-level interactive (RI) strategy.

feature selection

Retrieving Similar Trajectories from Cellular Data at City Scale

no code implementations20 Jul 2019 Zhihao Shen, Wan Du, Xi Zhao, Jianhua Zou

Retrieving similar trajectories from a large trajectory dataset is important for a variety of applications, like transportation planning and mobility analysis.

Performance Analysis and Characterization of Training Deep Learning Models on Mobile Devices

no code implementations10 Jun 2019 Jie Liu, Jiawen Liu, Wan Du, Dong Li

In this paper, we perform a variety of experiments on a representative mobile device (the NVIDIA TX2) to study the performance of training deep learning models.

Deep Learning

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