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Temporal graph learning is pivotal for deciphering dynamic systems, where the core challenge lies in explicitly modeling the underlying evolving patterns that govern network transformation. However, prevailing methods are predominantly…

机器学习 · 计算机科学 2026-02-20 Yijun Ma , Zehong Wang , Weixiang Sun , Yanfang Ye

Textual Attribute Graphs (TAGs) are critical for modeling complex networks like citation networks, but effective node classification remains challenging due to difficulties in integrating rich semantics from text with structural graph…

机器学习 · 计算机科学 2025-08-11 Rituparna Datta , Nibir Chandra Mandal

Heterogeneous temporal graphs (HTGs) are ubiquitous data structures in the real world. Recently, to enhance representation learning on HTGs, numerous attention-based neural networks have been proposed. Despite these successes, existing…

机器学习 · 计算机科学 2025-10-22 Yili Wang , Tairan Huang , Changlong He , Qiutong Li , Jianliang Gao

Predicting Remaining Useful Life (RUL) plays a crucial role in the prognostics and health management of industrial systems that involve a variety of interrelated sensors. Given a constant stream of time series sensory data from such…

人工智能 · 计算机科学 2025-08-07 Zhihao Wen , Yuan Fang , Pengcheng Wei , Fayao Liu , Zhenghua Chen , Min Wu

Graphs are a widely used paradigm for representing non-Euclidean data, with applications ranging from social network analysis to biomolecular prediction. While graph learning has achieved remarkable progress, real-world graph data presents…

Knowledge is inherently time-sensitive and continuously evolves over time. Although current Retrieval-Augmented Generation (RAG) systems enrich LLMs with external knowledge, they largely ignore this temporal nature. This raises two…

信息检索 · 计算机科学 2025-10-16 Jiale Han , Austin Cheung , Yubai Wei , Zheng Yu , Xusheng Wang , Bing Zhu , Yi Yang

Spatio-temporal forecasting of future values of spatially correlated time series is important across many cyber-physical systems (CPS). Recent studies offer evidence that the use of graph neural networks to capture latent correlations…

机器学习 · 计算机科学 2023-12-29 Minbo Ma , Jilin Hu , Christian S. Jensen , Fei Teng , Peng Han , Zhiqiang Xu , Tianrui Li

Given the success of Graph Neural Networks (GNNs) for structure-aware machine learning, many studies have explored their use for text classification, but mostly in specific domains with limited data characteristics. Moreover, some…

计算与语言 · 计算机科学 2024-01-23 Margarita Bugueño , Gerard de Melo

Motivated by the limitations of current spectral analysis methods-such as reliance on single-modality data, limited generalizability, and poor interpretability-we propose a novel multi-modal spectral analysis framework that integrates prior…

机器学习 · 计算机科学 2025-09-03 Jiheng Liang , Ziru Yu , Zujie Xie , Yuchen Guo , Yulan Guo , Xiangyang Yu

Exploring the application of large language models (LLMs) to graph learning is a emerging endeavor. However, the vast amount of information inherent in large graphs poses significant challenges to this process. This work focuses on the link…

计算与语言 · 计算机科学 2024-02-21 Baolong Bi , Shenghua Liu , Yiwei Wang , Lingrui Mei , Xueqi Cheng

The growing importance of textual and relational systems has driven interest in enhancing large language models (LLMs) for graph-structured data, particularly Text-Attributed Graphs (TAGs), where samples are represented by textual…

机器学习 · 计算机科学 2025-01-28 Yuanfu Sun , Zhengnan Ma , Yi Fang , Jing Ma , Qiaoyu Tan

Temporal Knowledge Graph Completion (TKGC) is a complex task involving the prediction of missing event links at future timestamps by leveraging established temporal structural knowledge. This paper aims to provide a comprehensive…

人工智能 · 计算机科学 2024-02-15 Ruilin Luo , Tianle Gu , Haoling Li , Junzhe Li , Zicheng Lin , Jiayi Li , Yujiu Yang

A major obstacle to building models for effective semantic segmentation, and particularly video semantic segmentation, is a lack of large and well annotated datasets. This bottleneck is particularly prohibitive in highly specialized and…

Discovering the underlying structures present in large real world graphs is a fundamental scientific problem. Recent work at the intersection of formal language theory and graph theory has found that a Hyperedge Replacement Grammar (HRG)…

社会与信息网络 · 计算机科学 2017-06-30 Corey Pennycuff , Salvador Aguinaga , Tim Weninger

Researchers have relegated natural language processing tasks to Transformer-type models, particularly generative models, because these models exhibit high versatility when performing generation and classification tasks. As the size of these…

计算与语言 · 计算机科学 2025-04-04 Fabio Yáñez-Romero , Andrés Montoyo , Armando Suárez , Yoan Gutiérrez , Ruslan Mitkov

Dynamic graphs serve as a generic abstraction and description of the evolutionary behaviors of various complex systems (e.g., social networks and communication networks). Temporal link prediction (TLP) is a classic yet challenging inference…

社会与信息网络 · 计算机科学 2023-06-30 Meng Qin , Dit-Yan Yeung

An important characteristic of temporal graphs is how the directed arrow of time influences their causal topology, i.e., which nodes can possibly influence each other causally via time-respecting paths. The resulting patterns are often…

机器学习 · 计算机科学 2026-05-19 Franziska Heeg , Jonas Sauer , Petra Mutzel , Ingo Scholtes

Forecasting future links is a central task in temporal graph (TG) reasoning, requiring models to leverage historical interactions to predict upcoming ones. Traditional neural approaches, such as temporal graph neural networks, achieve…

Recently, large language models (LLMs) have been widely researched in the field of graph machine learning due to their outstanding abilities in language comprehension and learning. However, the significant gap between natural language tasks…

人工智能 · 计算机科学 2024-06-21 Zhong Guan , Hongke Zhao , Likang Wu , Ming He , Jianpin Fan

The remarkable reasoning and generalization capabilities of Large Language Models (LLMs) have paved the way for their expanding applications in embodied AI, robotics, and other real-world tasks. To effectively support these applications,…

计算与语言 · 计算机科学 2025-05-30 Dongil Yang , Minjin Kim , Sunghwan Kim , Beong-woo Kwak , Minjun Park , Jinseok Hong , Woontack Woo , Jinyoung Yeo