Search Results for author: Linyuan Lü

Found 10 papers, 7 papers with code

Cooperative Network Learning for Large-Scale and Decentralized Graphs

1 code implementation3 Nov 2023 Qiang Wu, Yiming Huang, Yujie Zeng, Yijie Teng, Fang Zhou, Linyuan Lü

Here, we introduce a Cooperative Network Learning (CNL) framework to ensure secure graph computing for various graph tasks.

Graph Learning Link Prediction +2

Higher-order Graph Convolutional Network with Flower-Petals Laplacians on Simplicial Complexes

1 code implementation22 Sep 2023 Yiming Huang, Yujie Zeng, Qiang Wu, Linyuan Lü

Despite the recent successes of vanilla Graph Neural Networks (GNNs) on various tasks, their foundation on pairwise networks inherently limits their capacity to discern latent higher-order interactions in complex systems.

Node Classification Node Property Prediction

Influential Simplices Mining via Simplicial Convolutional Network

no code implementations11 Jul 2023 Yujie Zeng, Yiming Huang, Qiang Wu, Linyuan Lü

It can tackle higher-order tasks by leveraging novel higher-order presentations: hierarchical bipartite graphs and higher-order hierarchical (HoH) Laplacians, where targeted simplices are grouped into a hub set and can interact with other simplices.

Graph Learning

Complete cavity map of the C. elegans connectome

no code implementations7 Dec 2022 Bo Liu, Rongmei Yang, Hao Wang, Linyuan Lü

This study reports for the first time a complete cavity map of C. elegans neural network, developing a new method for mining higher-order structures that can be applied by researchers in neuroscience, network science and other interdisciplinary fields to explore higher-order structural markers of complex systems.

DynamicLight: Dynamically Tuning Traffic Signal Duration with DRL

1 code implementation2 Nov 2022 Liang Zhang, Qiang Wu, Jun Shen, Linyuan Lü, Bo Du, Akbar Telikani, Jianqing Wu, Shubin Xie

Deep reinforcement learning (DRL) is becoming increasingly popular in implementing traffic signal control (TSC).

Q-Learning

Expression might be enough: representing pressure and demand for reinforcement learning based traffic signal control

1 code implementation19 Dec 2021 Liang Zhang, Qiang Wu, Jun Shen, Linyuan Lü, Bo Du, Jianqing Wu

Many studies confirmed that a proper traffic state representation is more important than complex algorithms for the classical traffic signal control (TSC) problem.

Reinforcement Learning (RL)

Efficient Pressure: Improving efficiency for signalized intersections

1 code implementation4 Dec 2021 Qiang Wu, Liang Zhang, Jun Shen, Linyuan Lü, Bo Du, Jianqing Wu

Since conventional approaches could not adapt to dynamic traffic conditions, reinforcement learning (RL) has attracted more attention to help solve the traffic signal control (TSC) problem.

Reinforcement Learning (RL)

Unbiased evaluation of ranking metrics reveals consistent performance in science and technology citation data

no code implementations15 Jan 2020 Shuqi Xu, Manuel Sebastian Mariani, Linyuan Lü, Matúš Medo

Despite the increasing use of citation-based metrics for research evaluation purposes, we do not know yet which metrics best deliver on their promise to gauge the significance of a scientific paper or a patent.

Information Retrieval Retrieval

Recommender Systems

1 code implementation6 Feb 2012 Linyuan Lü, Matus Medo, Chi Ho Yeung, Yi-Cheng Zhang, Zi-Ke Zhang, Tao Zhou

In this article, we review recent developments in recommender systems and discuss the major challenges.

Recommendation Systems

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