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相关论文: Analogical Inference Enhanced Knowledge Graph Embe…

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Knowledge Graph Embedding methods aim at representing entities and relations in a knowledge base as points or vectors in a continuous vector space. Several approaches using embeddings have shown promising results on tasks such as link…

Commonsense knowledge graph (CKG) is a special type of knowledge graph (KG), where entities are composed of free-form text. However, most existing CKG completion methods focus on the setting where all the entities are presented at training…

人工智能 · 计算机科学 2021-02-19 Bin Wang , Guangtao Wang , Jing Huang , Jiaxuan You , Jure Leskovec , C. -C. Jay Kuo

Distance based knowledge graph embedding methods show promising results on link prediction task, on which two topics have been widely studied: one is the ability to handle complex relations, such as N-to-1, 1-to-N and N-to-N, the other is…

计算与语言 · 计算机科学 2021-05-19 Linlin Chao , Jianshan He , Taifeng Wang , Wei Chu

Many knowledge graph embedding (KGE) models for link prediction use powerful encoders. However, they often rely on a simple hidden vector-matrix multiplication to score subject-relation queries against candidate object entities. When the…

人工智能 · 计算机科学 2025-09-30 Samy Badreddine , Emile van Krieken , Luciano Serafini

Entity alignment is to find identical entities in different knowledge graphs (KGs) that refer to the same real-world object. Embedding-based entity alignment techniques have been drawing a lot of attention recently because they can help…

计算与语言 · 计算机科学 2022-11-08 Xiaobin Tian , Zequn Sun , Guangyao Li , Wei Hu

Knowledge graph embedding (KGE) has shown great potential in automatic knowledge graph (KG) completion and knowledge-driven tasks. However, recent KGE models suffer from high training cost and large storage space, thus limiting their…

机器学习 · 计算机科学 2022-05-25 Kai Wang , Yu Liu , Quan Z. Sheng

We study the problem of generating data poisoning attacks against Knowledge Graph Embedding (KGE) models for the task of link prediction in knowledge graphs. To poison KGE models, we propose to exploit their inductive abilities which are…

机器学习 · 计算机科学 2021-11-12 Peru Bhardwaj , John Kelleher , Luca Costabello , Declan O'Sullivan

Knowledge Graph Embeddings (KGE) have become a quite popular class of models specifically devised to deal with ontologies and graph structure data, as they can implicitly encode statistical dependencies between entities and relations in a…

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…

机器学习 · 计算机科学 2019-02-28 Zhiqing Sun , Zhi-Hong Deng , Jian-Yun Nie , Jian Tang

Although product graphs (PGs) have gained increasing attentions in recent years for their successful applications in product search and recommendations, the extensive power of PGs can be limited by the inevitable involvement of various…

社会与信息网络 · 计算机科学 2022-02-22 Kewei Cheng , Xian Li , Yifan Ethan Xu , Xin Luna Dong , Yizhou Sun

The Knowledge Graph Completion~(KGC) task aims to infer the missing entity from an incomplete triple. Existing embedding-based methods rely solely on triples in the KG, which is vulnerable to specious relation patterns and long-tail…

人工智能 · 计算机科学 2025-05-01 Muzhi Li , Cehao Yang , Chengjin Xu , Xuhui Jiang , Yiyan Qi , Jian Guo , Ho-fung Leung , Irwin King

The embedding of Biomedical Knowledge Graphs (BKGs) generates robust representations, valuable for a variety of artificial intelligence applications, including predicting drug combinations and reasoning disease-drug relationships.…

数据库 · 计算机科学 2023-10-17 Zhiguang Fan , Yuedong Yang , Mingyuan Xu , Hongming Chen

Knowledge graph embedding, which aims to learn the low-dimensional representations of entities and relationships, has attracted considerable research efforts recently. However, most knowledge graph embedding methods focus on the structural…

机器学习 · 计算机科学 2020-07-23 Yonghui Xu , Shengjie Sun , Yuan Miao , Dong Yang , Xiaonan Meng , Yi Hu , Ke Wang , Hengjie Song , Chuanyan Miao

Knowledge graph embedding (KGE) constitutes a foundational task, directed towards learning representations for entities and relations within knowledge graphs (KGs), with the objective of crafting representations comprehensive enough to…

人工智能 · 计算机科学 2024-09-10 Yang Liu , Chuan Zhou , Peng Zhang , Yanan Cao , Yongchao Liu , Zhao Li , Hongyang Chen

Knowledge graphs (KGs) play a crucial role in many applications, such as question answering, but incompleteness is an urgent issue for their broad application. Much research in knowledge graph completion (KGC) has been performed to resolve…

人工智能 · 计算机科学 2023-01-10 Yinyu Lan , Shizhu He , Kang Liu , Jun Zhao

Embedding knowledge graphs (KGs) into continuous vector spaces is a focus of current research. Combining such an embedding model with logic rules has recently attracted increasing attention. Most previous attempts made a one-time injection…

人工智能 · 计算机科学 2017-12-01 Shu Guo , Quan Wang , Lihong Wang , Bin Wang , Li Guo

Geospatial Knowledge Graphs (GeoKGs) model geoentities (e.g., places and natural features) and spatial relationships in an interconnected manner, providing strong knowledge support for geographic applications, including data retrieval,…

人工智能 · 计算机科学 2024-10-25 Lei Hu , Wenwen Li , Yunqiang Zhu

Knowledge Graph Embedding (KGE) is a common approach for Knowledge Graphs (KGs) in AI tasks. Embedding dimensions depend on application scenarios. Requiring a new dimension means training a new KGE model from scratch, increasing cost and…

人工智能 · 计算机科学 2025-06-13 Yushan Zhu , Wen Zhang , Zhiqiang Liu , Mingyang Chen , Lei Liang , Huajun Chen

Knowledge embeddings (KE) represent a knowledge graph (KG) by embedding entities and relations into continuous vector spaces. Existing methods are mainly structure-based or description-based. Structure-based methods learn representations…

计算与语言 · 计算机科学 2023-06-30 Xintao Wang , Qianyu He , Jiaqing Liang , Yanghua Xiao

Knowledge Graphs (KGs) provide a structured representation of knowledge but often suffer from challenges of incompleteness. To address this, link prediction or knowledge graph completion (KGC) aims to infer missing new facts based on…

机器学习 · 计算机科学 2025-01-03 Wenkai Tu , Guojia Wan , Zhengchun Shang , Bo Du