Search Results for author: Shuo Yu

Found 26 papers, 7 papers with code

Long-range Brain Graph Transformer

1 code implementation2 Jan 2025 Shuo Yu, Shan Jin, Ming Li, Tabinda Sarwar, Feng Xia

Furthermore, by employing the transformer framework, ALERT adaptively integrates both short- and long-range dependencies between brain ROIs, enabling an integrated understanding of multi-level communication across the entire brain.

Graph Learning

Revisiting the Solution of Meta KDD Cup 2024: CRAG

1 code implementation9 Sep 2024 Jie Ouyang, Yucong Luo, Mingyue Cheng, Daoyu Wang, Shuo Yu, Qi Liu, Enhong Chen

This paper presents the solution of our team APEX in the Meta KDD CUP 2024: CRAG Comprehensive RAG Benchmark Challenge.

RAG Retrieval +1

Multi-Source Knowledge Pruning for Retrieval-Augmented Generation: A Benchmark and Empirical Study

2 code implementations3 Sep 2024 Shuo Yu, Mingyue Cheng, Jiqian Yang, Jie Ouyang, Yucong Luo, Chenyi Lei, Qi Liu, Enhong Chen

Retrieval-augmented generation (RAG) is increasingly recognized as an effective approach for mitigating the hallucination of large language models (LLMs) through the integration of external knowledge.

Benchmarking Hallucination +2

Graph Transformers: A Survey

no code implementations13 Jul 2024 Ahsan Shehzad, Feng Xia, Shagufta Abid, Ciyuan Peng, Shuo Yu, Dongyu Zhang, Karin Verspoor

Graph transformers are a recent advancement in machine learning, offering a new class of neural network models for graph-structured data.

Diversity Graph Attention +2

Federated Knowledge Transfer Fine-tuning Large Server Model with Resource-Constrained IoT Clients

no code implementations7 Jul 2024 Shaoyuan Chen, Linlin You, Rui Liu, Shuo Yu, Ahmed M. Abdelmoniem

Compared to the solutions based on centralized data centers, updating large models in the Internet of Things (IoT) faces challenges in coordinating knowledge from distributed clients by using their private and heterogeneous data.

Federated Learning Knowledge Distillation +2

Higher-order Structure Based Anomaly Detection on Attributed Networks

no code implementations7 Jun 2024 Xu Yuan, Na Zhou, Shuo Yu, Huafei Huang, Zhikui Chen, Feng Xia

Such patterns can be modeled by higher-order network structures, thus benefiting anomaly detection on attributed networks.

Anomaly Detection Attribute +4

PANDORA: Deep graph learning based COVID-19 infection risk level forecasting

no code implementations7 Jun 2024 Shuo Yu, Feng Xia, Yueru Wang, Shihao Li, Falih Febrinanto, Madhu Chetty

To address the current limitations, we propose a deep graph learning model, called PANDORA, to predict the infection risks of COVID-19, by considering all essential factors and integrating them into a geographical network.

Graph Learning

Collaborative Team Recognition: A Core Plus Extension Structure

no code implementations7 Jun 2024 Shuo Yu, Fayez Alqahtani, Amr Tolba, Ivan Lee, Tao Jia, Feng Xia

The simulation results indicate that CORE reveals inner patterns of scientific collaboration: senior scholars have broad collaborative relationships and fixed collaboration patterns, which are the underlying mechanisms of team assembly.

FUGNN: Harmonizing Fairness and Utility in Graph Neural Networks

no code implementations27 May 2024 Renqiang Luo, Huafei Huang, Shuo Yu, Zhuoyang Han, Estrid He, Xiuzhen Zhang, Feng Xia

We explore the correlation between sensitive features and spectrum in GNNs, using theoretical analysis to delineate the similarity between original sensitive features and those after convolution under different spectra.

Fairness Graph Learning

FairGT: A Fairness-aware Graph Transformer

1 code implementation26 Apr 2024 Renqiang Luo, Huafei Huang, Shuo Yu, Xiuzhen Zhang, Feng Xia

The design of Graph Transformers (GTs) generally neglects considerations for fairness, resulting in biased outcomes against certain sensitive subgroups.

Fairness feature selection +1

Deep Outdated Fact Detection in Knowledge Graphs

no code implementations6 Feb 2024 Huiling Tu, Shuo Yu, Vidya Saikrishna, Feng Xia, Karin Verspoor

Knowledge graphs (KGs) have garnered significant attention for their vast potential across diverse domains.

Knowledge Graphs

How Can Large Language Models Understand Spatial-Temporal Data?

no code implementations25 Jan 2024 Lei Liu, Shuo Yu, Runze Wang, Zhenxun Ma, Yanming Shen

We tackle the data mismatch by proposing: 1) STG-Tokenizer: This spatial-temporal graph tokenizer transforms intricate graph data into concise tokens capturing both spatial and temporal relationships; 2) STG-Adapter: This minimalistic adapter, consisting of linear encoding and decoding layers, bridges the gap between tokenized data and LLM comprehension.

Natural Language Understanding

Coupled Attention Networks for Multivariate Time Series Anomaly Detection

no code implementations12 Jun 2023 Feng Xia, Xin Chen, Shuo Yu, Mingliang Hou, Mujie Liu, Linlin You

To address this issue, we propose a coupled attention-based neural network framework (CAN) for anomaly detection in multivariate time series data featuring dynamic variable relationships.

Anomaly Detection Decoder +5

Generating Synergistic Formulaic Alpha Collections via Reinforcement Learning

1 code implementation25 May 2023 Shuo Yu, Hongyan Xue, Xiang Ao, Feiyang Pan, Jia He, Dandan Tu, Qing He

In practice, a set of formulaic alphas is often used together for better modeling precision, so we need to find synergistic formulaic alpha sets that work well together.

reinforcement-learning Reinforcement Learning +1

CHIEF: Clustering with Higher-order Motifs in Big Networks

no code implementations6 Apr 2022 Feng Xia, Shuo Yu, Chengfei Liu, Ivan Lee

In the first procedure, we propose to lower the network scale by optimizing the network structure with maximal k-edge-connected subgraphs.

Clustering

Graph Augmentation Learning

1 code implementation17 Mar 2022 Shuo Yu, Huafei Huang, Minh N. Dao, Feng Xia

To better show the outperformance of GAL, we experimentally validate the effectiveness and adaptability of different GAL strategies in different downstream tasks.

Graph Learning

Graph Learning: A Survey

no code implementations3 May 2021 Feng Xia, Ke Sun, Shuo Yu, Abdul Aziz, Liangtian Wan, Shirui Pan, Huan Liu

In this survey, we present a comprehensive overview on the state-of-the-art of graph learning.

BIG-bench Machine Learning Combinatorial Optimization +4

Graph Force Learning

no code implementations7 Mar 2021 Ke Sun, Jiaying Liu, Shuo Yu, Bo Xu, Feng Xia

Features representation leverages the great power in network analysis tasks.

Graph Learning

OFFER: A Motif Dimensional Framework for Network Representation Learning

no code implementations27 Aug 2020 Shuo Yu, Feng Xia, Jin Xu, Zhikui Chen, Ivan Lee

In order to assess the efficiency of the proposed framework, four popular network representation algorithms are modified and examined.

Clustering Graph Learning +2

Multivariate Relations Aggregation Learning in Social Networks

no code implementations9 Aug 2020 Jin Xu, Shuo Yu, Ke Sun, Jing Ren, Ivan Lee, Shirui Pan, Feng Xia

Therefore, in graph learning tasks of social networks, the identification and utilization of multivariate relationship information are more important.

Attribute Graph Learning +1

Big Networks: A Survey

no code implementations9 Aug 2020 Hayat Dino Bedru, Shuo Yu, Xinru Xiao, Da Zhang, Liangtian Wan, He guo, Feng Xia

This paper proposes a guideline framework that gives an insight into the major topics in the area of network science from the viewpoint of a big network.

Community Detection Link Prediction +2

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