Search Results for author: Jian Tao

Found 9 papers, 4 papers with code

Signal Whisperers: Enhancing Wireless Reception Using DRL-Guided Reflector Arrays

no code implementations25 Jan 2025 Hieu Le, Oguz Bedir, Mostafa Ibrahim, Jian Tao, Sabit Ekin

This paper presents a novel approach for enhancing wireless signal reception through self-adjustable metallic surfaces, termed reflectors, which are guided by deep reinforcement learning (DRL).

Deep Reinforcement Learning

Novelty-Guided Data Reuse for Efficient and Diversified Multi-Agent Reinforcement Learning

2 code implementations20 Dec 2024 Yangkun Chen, Kai Yang, Jian Tao, Jiafei Lyu

Recently, deep Multi-Agent Reinforcement Learning (MARL) has demonstrated its potential to tackle complex cooperative tasks, pushing the boundaries of AI in collaborative environments.

Diversity Multi-agent Reinforcement Learning +2

Guiding Wireless Signals with Arrays of Metallic Linear Fresnel Reflectors: A Low-cost, Frequency-versatile, and Practical Approach

no code implementations27 Jul 2024 Hieu Le, Oguz Bedir, Jian Tao, Sabit Ekin, Mostafa Ibrahim

This study presents a novel mechanical metallic reflector array to guide wireless signals to the point of interest, thereby enhancing received signal quality.

World Models with Hints of Large Language Models for Goal Achieving

no code implementations11 Jun 2024 Zeyuan Liu, Ziyu Huan, Xiyao Wang, Jiafei Lyu, Jian Tao, Xiu Li, Furong Huang, Huazhe Xu

By assigning higher intrinsic rewards to samples that align with the hints outlined by the language model during model rollouts, DLLM guides the agent toward meaningful and efficient exploration.

Decision Making Efficient Exploration +3

Using Human Feedback to Fine-tune Diffusion Models without Any Reward Model

1 code implementation CVPR 2024 Kai Yang, Jian Tao, Jiafei Lyu, Chunjiang Ge, Jiaxin Chen, Qimai Li, Weihan Shen, Xiaolong Zhu, Xiu Li

The direct preference optimization (DPO) method, effective in fine-tuning large language models, eliminates the necessity for a reward model.

Denoising

Hierarchical Autoencoder-based Lossy Compression for Large-scale High-resolution Scientific Data

1 code implementation9 Jul 2023 Hieu Le, Jian Tao

Our model achieves a compression ratio of 140 on several benchmark data sets without compromising the reconstruction quality.

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