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Knowledge Graph Embedding (KGE) is a popular approach, which aims to represent entities and relations of a knowledge graph in latent spaces. Their representations are known as embeddings. To measure the plausibility of triplets, score…

人工智能 · 计算机科学 2024-07-29 Jiexing Gao , Dmitry Rodin , Vasily Motolygin , Denis Zaytsev

Knowledge Graph Embeddings (KGEs) have shown promising performance on link prediction tasks by mapping the entities and relations from a knowledge graph into a geometric space (usually a vector space). Ultimately, the plausibility of the…

机器学习 · 计算机科学 2020-10-20 Mojtaba Nayyeri , Chengjin Xu , Jens Lehmann , Sahar Vahdati

We introduce a novel embedding model, named NoGE, which aims to integrate co-occurrence among entities and relations into graph neural networks to improve knowledge graph completion (i.e., link prediction). Given a knowledge graph, NoGE…

计算与语言 · 计算机科学 2021-12-28 Dai Quoc Nguyen , Vinh Tong , Dinh Phung , Dat Quoc Nguyen

We propose a simple yet effective embedding model to learn quaternion embeddings for entities and relations in knowledge graphs. Our model aims to enhance correlations between head and tail entities given a relation within the Quaternion…

计算与语言 · 计算机科学 2022-03-09 Dai Quoc Nguyen , Thanh Vu , Tu Dinh Nguyen , Dinh Phung

We study bilinear embedding models for the task of multi-relational link prediction and knowledge graph completion. Bilinear models belong to the most basic models for this task, they are comparably efficient to train and use, and they can…

机器学习 · 计算机科学 2017-09-15 Yanjie Wang , Rainer Gemulla , Hui Li

Knowledge graph embedding (KGE) is a technique that enhances knowledge graphs by addressing incompleteness and improving knowledge retrieval. A limitation of the existing KGE models is their underutilization of ontologies, specifically the…

社会与信息网络 · 计算机科学 2025-04-07 Takanori Ugai

Knowledge Graph Embedding (KGE) has proven to be an effective approach to solving the Knowledge Graph Completion (KGC) task. Relational patterns which refer to relations with specific semantics exhibiting graph patterns are an important…

人工智能 · 计算机科学 2023-08-16 Long Jin , Zhen Yao , Mingyang Chen , Huajun Chen , Wen Zhang

Knowledge graph embedding (KGE) has become a fundamental technique for representation learning on multi-relational data. Many seminal models, such as TransE, operate in an unbounded Euclidean space, which presents inherent limitations in…

机器学习 · 计算机科学 2025-11-05 Xuan-Truong Quan , Xuan-Son Quan , Duc Do Minh , Vinh Nguyen Van

Relation prediction for knowledge graphs aims at predicting missing relationships between entities. Despite the importance of inductive relation prediction, most previous works are limited to a transductive setting and cannot process…

人工智能 · 计算机科学 2021-07-27 Sijie Mai , Shuangjia Zheng , Yuedong Yang , Haifeng Hu

In this work, we move beyond the traditional complex-valued representations, introducing more expressive hypercomplex representations to model entities and relations for knowledge graph embeddings. More specifically, quaternion embeddings,…

机器学习 · 计算机科学 2019-11-01 Shuai Zhang , Yi Tay , Lina Yao , Qi Liu

Beyond word embeddings, continuous representations of knowledge graph (KG) components, such as entities, types and relations, are widely used for entity mention disambiguation, relation inference and deep question answering. Great strides…

信息检索 · 计算机科学 2018-05-15 Sandeep Subramanian , Soumen Chakrabarti

Knowledge graph embedding aims to learn distributed representations for entities and relations, and is proven to be effective in many applications. Crossover interactions --- bi-directional effects between entities and relations --- help…

人工智能 · 计算机科学 2019-03-13 Wen Zhang , Bibek Paudel , Wei Zhang , Abraham Bernstein , Huajun Chen

Knowledge graph embedding plays an important role in knowledge representation, reasoning, and data mining applications. However, for multiple cross-domain knowledge graphs, state-of-the-art embedding models cannot make full use of the data…

机器学习 · 计算机科学 2021-08-17 Hao Peng , Haoran Li , Yangqiu Song , Vincent Zheng , Jianxin Li

Knowledge graph (KG) inference aims to address the natural incompleteness of KGs, including rule learning-based and KG embedding (KGE) models. However, the rule learning-based models suffer from low efficiency and generalization while KGE…

人工智能 · 计算机科学 2022-08-23 Guanglin Niu , Bo Li , Yongfei Zhang , Shiliang Pu

Embeddings of knowledge graphs have received significant attention due to their excellent performance for tasks like link prediction and entity resolution. In this short paper, we are providing a comparison of two state-of-the-art knowledge…

机器学习 · 计算机科学 2017-07-25 Théo Trouillon , Maximilian Nickel

Many mathematical models have been leveraged to design embeddings for representing Knowledge Graph (KG) entities and relations for link prediction and many downstream tasks. These mathematically-inspired models are not only highly scalable…

人工智能 · 计算机科学 2023-09-25 Xiou Ge , Yun-Cheng Wang , Bin Wang , C. -C. Jay Kuo

Recent years, Knowledge Graph Embeddings (KGEs) have shown promising performance on link prediction tasks by mapping the entities and relations from a Knowledge Graph (KG) into a geometric space and thus have gained increasing attentions.…

人工智能 · 计算机科学 2022-02-28 Chengjin Xu , Mojtaba Nayyeri , Yung-Yu Chen , Jens Lehmann

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

Real-world multimodal knowledge graphs (MKGs) are inherently heterogeneous, modeling entities that are associated with diverse modalities. Traditional knowledge graph embedding (KGE) methods excel at learning continuous representations of…

人工智能 · 计算机科学 2026-03-16 Athanasios Efthymiou , Stevan Rudinac , Monika Kackovic , Nachoem Wijnberg , Marcel Worring

Link prediction for knowledge graphs is the task of predicting missing relationships between entities. Previous work on link prediction has focused on shallow, fast models which can scale to large knowledge graphs. However, these models…

机器学习 · 计算机科学 2018-07-05 Tim Dettmers , Pasquale Minervini , Pontus Stenetorp , Sebastian Riedel