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Knowledge graph (KG) embedding methods learn geometric representations of entities and relations to predict plausible missing knowledge. These representations are typically assumed to capture rule-like inference patterns. However, our…

人工智能 · 计算机科学 2025-07-29 Aleksandar Pavlovic , Emanuel Sallinger , Steven Schockaert

Knowledge Graph (KG) can effectively integrate valuable information from massive data, and thus has been rapidly developed and widely used in many fields. Traditional KG construction methods rely on manual annotation, which often consumes a…

计算与语言 · 计算机科学 2026-04-22 Qiubai Zhu , Qingwang Wang , Haibin Yuan , Wei Chen , Tao Shen

Knowledge Graph (KG) reasoning that predicts missing facts for incomplete KGs has been widely explored. However, reasoning over Temporal KG (TKG) that predicts facts in the future is still far from resolved. The key to predict future facts…

人工智能 · 计算机科学 2021-04-22 Zixuan Li , Xiaolong Jin , Wei Li , Saiping Guan , Jiafeng Guo , Huawei Shen , Yuanzhuo Wang , Xueqi Cheng

Graph classification is a pivotal challenge in machine learning, especially within the realm of graph-based data, given its importance in numerous real-world applications such as social network analysis, recommendation systems, and…

机器学习 · 计算机科学 2024-07-03 Bowen Zhang , Zhichao Huang , Genan Dai , Guangning Xu , Xiaomao Fan , Hu Huang

Modeling of relation pattern is the core focus of previous Knowledge Graph Embedding works, which represents how one entity is related to another semantically by some explicit relation. However, there is a more natural and intuitive…

计算与语言 · 计算机科学 2021-10-05 Ren Li , Yanan Cao , Qiannan Zhu , Xiaoxue Li , Fang Fang

Answer selection, which is involved in many natural language processing applications such as dialog systems and question answering (QA), is an important yet challenging task in practice, since conventional methods typically suffer from the…

计算与语言 · 计算机科学 2021-04-13 Yang Deng , Yuexiang Xie , Yaliang Li , Min Yang , Wai Lam , Ying Shen

In natural language processing (NLP) and computer vision (CV), the successful application of foundation models across diverse tasks has demonstrated their remarkable potential. However, despite the rich structural and textual information…

计算与语言 · 计算机科学 2025-05-29 Yin Hua , Zhiqiang Liu , Mingyang Chen , Zheng Fang , Chi Man Wong , Lingxiao Li , Chi Man Vong , Huajun Chen , Wen Zhang

Despite the recent popularity of knowledge graph (KG) related tasks and benchmarks such as KG embeddings, link prediction, entity alignment and evaluation of the reasoning abilities of pretrained language models as KGs, the structure and…

机器学习 · 计算机科学 2023-11-14 Nedelina Teneva , Estevam Hruschka

Knowledge graph data are prevalent in real-world applications, and knowledge graph neural networks (KGNNs) are essential techniques for knowledge graph representation learning. Although KGNN effectively models the structural information…

人工智能 · 计算机科学 2022-12-06 Yu-Neng Chuang , Kwei-Herng Lai , Ruixiang Tang , Mengnan Du , Chia-Yuan Chang , Na Zou , Xia Hu

Knowledge Graph(KG) has gained traction as a machine-readable organization of real-world knowledge for analytics using artificial intelligence systems. Graph Neural Network(GNN), is proven to be an effective KG embedding technique that…

机器学习 · 计算机科学 2026-02-24 Rajesh Rajagopalamenon , Unnikrishnan Cheramangalath

Graph foundation models (GFM) aim to acquire transferable knowledge by pre-training on diverse graphs, which can be adapted to various downstream tasks. However, domain shift in graphs is inherently two-dimensional: graphs differ not only…

计算与语言 · 计算机科学 2026-03-12 Xingtong Yu , Shenghua Ye , Ruijuan Liang , Chang Zhou , Hong Cheng , Xinming Zhang , Yuan Fang

Relation prediction on knowledge graphs (KGs) is a key research topic. Dominant embedding-based methods mainly focus on the transductive setting and lack the inductive ability to generalize to new entities for inference. Existing methods…

计算与语言 · 计算机科学 2023-07-11 Jiaang Li , Quan Wang , Zhendong Mao

Graph neural networks (GNN) have recently been applied to exploit knowledge graph (KG) for recommendation. Existing GNN-based methods explicitly model the dependency between an entity and its local graph context in KG (i.e., the set of its…

信息检索 · 计算机科学 2020-04-27 Susen Yang , Yong Liu , Yonghui Xu , Chunyan Miao , Min Wu , Juyong Zhang

Knowledge graph (KG) entity typing aims at inferring possible missing entity type instances in KG, which is a very significant but still under-explored subtask of knowledge graph completion. In this paper, we propose a novel approach for KG…

计算与语言 · 计算机科学 2020-07-22 Yu Zhao , Anxiang Zhang , Ruobing Xie , Kang Liu , Xiaojie Wang

The recent integration of Graph Neural Networks (GNNs) into recommendation has led to a novel family of Collaborative Filtering (CF) approaches, namely Graph Collaborative Filtering (GCF). Following the same GNNs wave, recommender systems…

Predicting missing facts in a knowledge graph (KG) is a crucial task in knowledge base construction and reasoning, and it has been the subject of much research in recent works using KG embeddings. While existing KG embedding approaches…

计算与语言 · 计算机科学 2020-10-09 Xuelu Chen , Muhao Chen , Changjun Fan , Ankith Uppunda , Yizhou Sun , Carlo Zaniolo

Graph kernels are historically the most widely-used technique for graph classification tasks. However, these methods suffer from limited performance because of the hand-crafted combinatorial features of graphs. In recent years, graph neural…

机器学习 · 计算机科学 2022-02-28 Aosong Feng , Chenyu You , Shiqiang Wang , Leandros Tassiulas

In recent years, large language models (LLMs) have demonstrated remarkable generalization capabilities across various natural language processing (NLP) tasks. Similarly, graph foundation models (GFMs) have emerged as a promising direction…

机器学习 · 计算机科学 2025-05-20 Jianxiang Yu , Jiapeng Zhu , Hao Qian , Ziqi Liu , Zhiqiang Zhang , Xiang Li

Knowledge graphs (KGs) model facts about the world, they consist of nodes (entities such as companies and people) that are connected by edges (relations such as founderOf). Facts encoded in KGs are frequently used by search applications to…

A knowledge graph (KG) is a data structure which represents entities and relations as the vertices and edges of a directed graph with edge types. KGs are an important primitive in modern machine learning and artificial intelligence.…

人工智能 · 计算机科学 2021-10-20 Michael R. Douglas , Michael Simkin , Omri Ben-Eliezer , Tianqi Wu , Peter Chin , Trung V. Dang , Andrew Wood