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Knowledge graph embedding, which aims to represent entities and relations as low dimensional vectors (or matrices, tensors, etc.), has been shown to be a powerful technique for predicting missing links in knowledge graphs. Existing…

Machine Learning · Computer Science 2022-04-07 Zhanqiu Zhang , Jianyu Cai , Yongdong Zhang , Jie Wang

The task of link prediction for knowledge graphs is to predict missing relationships between entities. Knowledge graph embedding, which aims to represent entities and relations of a knowledge graph as low dimensional vectors in a continuous…

Artificial Intelligence · Computer Science 2022-04-26 Yanhui Peng , Jing Zhang

Knowledge graph embedding (KGE) models learn the representation of entities and relations in knowledge graphs. Distance-based methods show promising performance on link prediction task, which predicts the result by the distance between two…

Computation and Language · Computer Science 2022-12-26 Baoxin Wang , Qingye Meng , Ziyue Wang , Honghong Zhao , Dayong Wu , Wanxiang Che , Shijin Wang , Zhigang Chen , Cong Liu

Embedding methods transform the knowledge graph into a continuous, low-dimensional space, facilitating inference and completion tasks. Existing methods are mainly divided into two types: translational distance models and semantic matching…

Information Retrieval · Computer Science 2025-03-11 Deepak Banerjee , Anjali Ishaan

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…

Artificial Intelligence · Computer Science 2019-03-13 Wen Zhang , Bibek Paudel , Wei Zhang , Abraham Bernstein , Huajun Chen

Quaternion contains one real part and three imaginary parts, which provided a more expressive hypercomplex space for learning knowledge graph. Existing quaternion embedding models measure the plausibility of a triplet either through…

Machine Learning · Computer Science 2024-12-13 Weihua Wang , Qiuyu Liang , Feilong Bao , Guanglai Gao

Link prediction is the task of inferring missing links between entities in knowledge graphs. Embedding-based methods have shown effectiveness in addressing this problem by modeling relational patterns in triples. However, the link…

Computation and Language · Computer Science 2024-03-05 Miao Peng , Ben Liu , Qianqian Xie , Wenjie Xu , Hua Wang , Min Peng

Over the past decade, knowledge graphs became popular for capturing structured domain knowledge. Relational learning models enable the prediction of missing links inside knowledge graphs. More specifically, latent distance approaches model…

Artificial Intelligence · Computer Science 2020-02-24 Afshin Sadeghi , Damien Graux , Hamed Shariat Yazdi , Jens Lehmann

Knowledge graphs store facts using relations between two entities. In this work, we address the question of link prediction in knowledge hypergraphs where relations are defined on any number of entities. While techniques exist (such as…

Machine Learning · Computer Science 2020-07-16 Bahare Fatemi , Perouz Taslakian , David Vazquez , David Poole

Learning embeddings of entities and relations is an efficient and versatile method to perform machine learning on relational data such as knowledge graphs. In this work, we propose holographic embeddings (HolE) to learn compositional vector…

Artificial Intelligence · Computer Science 2015-12-08 Maximilian Nickel , Lorenzo Rosasco , Tomaso Poggio

Performing link prediction using knowledge graph embedding models has become a popular approach for knowledge graph completion. Such models employ a transformation function that maps nodes via edges into a vector space in order to measure…

Artificial Intelligence · Computer Science 2021-03-16 Mojtaba Nayyeri , Sahar Vahdati , Can Aykul , Jens Lehmann

We study the problem of learning representations of entities and relations in knowledge graphs for predicting missing links. The success of such a task heavily relies on the ability of modeling and inferring the patterns of (or between) the…

Machine Learning · Computer Science 2019-02-28 Zhiqing Sun , Zhi-Hong Deng , Jian-Yun Nie , Jian Tang

Translational distance-based knowledge graph embedding has shown progressive improvements on the link prediction task, from TransE to the latest state-of-the-art RotatE. However, N-1, 1-N and N-N predictions still remain challenging. In…

Computation and Language · Computer Science 2020-04-17 Yun Tang , Jing Huang , Guangtao Wang , Xiaodong He , Bowen Zhou

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…

Computation and Language · Computer Science 2022-03-09 Dai Quoc Nguyen , Thanh Vu , Tu Dinh Nguyen , Dinh Phung

Traditional way of storing facts in triplets ({\it head\_entity, relation, tail\_entity}), abbreviated as ({\it h, r, t}), makes the knowledge intuitively displayed and easily acquired by mankind, but hardly computed or even reasoned by AI…

Artificial Intelligence · Computer Science 2015-04-08 Miao Fan , Qiang Zhou , Thomas Fang Zheng , Ralph Grishman

The Link Prediction is the task of predicting missing relations between entities of the knowledge graph. Recent work in link prediction has attempted to provide a model for increasing link prediction accuracy by using more layers in neural…

Computation and Language · Computer Science 2021-11-22 Mohammad Javad Saeedizade , Najmeh Torabian , Behrouz Minaei-Bidgoli

Knowledge graph embedding refers to projecting entities and relations in knowledge graph into continuous vector spaces. State-of-the-art methods, such as TransE, TransH, and TransR build embeddings by treating relation as translation from…

Computation and Language · Computer Science 2015-09-11 Jun Feng , Mantong Zhou , Yu Hao , Minlie Huang , Xiaoyan Zhu

Knowledge graph (KG) embeddings have shown great power in learning representations of entities and relations for link prediction tasks. Previous work usually embeds KGs into a single geometric space such as Euclidean space (zero curved),…

Machine Learning · Computer Science 2022-06-28 Zongsheng Cao , Qianqian Xu , Zhiyong Yang , Xiaochun Cao , Qingming Huang

Embedding-based methods for reasoning in knowledge hypergraphs learn a representation for each entity and relation. Current methods do not capture the procedural rules underlying the relations in the graph. We propose a simple…

Machine Learning · Computer Science 2021-02-19 Bahare Fatemi , Perouz Taslakian , David Vazquez , David Poole

Learning knowledge graph (KG) embeddings has received increasing attention in recent years. Most embedding models in literature interpret relations as linear or bilinear mapping functions to operate on entity embeddings. However, we find…

Artificial Intelligence · Computer Science 2020-04-29 Zequn Sun , Jiacheng Huang , Wei Hu , Muchao Chen , Lingbing Guo , Yuzhong Qu
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