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相关论文: Croppable Knowledge Graph Embedding

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Knowledge graphs (KGs), which store an extensive number of relational facts (head, relation, tail), serve various applications. While many downstream tasks highly rely on the expressive modeling and predictive embedding of KGs, most of the…

信息检索 · 计算机科学 2024-05-01 Zihao Li , Yuyi Ao , Jingrui He

Knowledge graphs are inherently incomplete. Therefore substantial research has been directed toward knowledge graph completion (KGC), i.e., predicting missing triples from the information represented in the knowledge graph (KG). KG…

机器学习 · 计算机科学 2023-03-23 Aleksandar Pavlović , Emanuel Sallinger

Knowledge graphs (KGs) are powerful in terms of their inference abilities, but are also notorious for their incompleteness and long-tail distribution of relations. To address these challenges and expand the coverage of KGs, few-shot KG…

机器学习 · 计算机科学 2025-06-05 Han Wu , Jie Yin , Bala Rajaratnam , Jianyuan Guo

Knowledge graph embedding (KGE) aims to learn continuous vectors of relations and entities in knowledge graph. Recently, transition-based KGE methods have achieved promising performance, where the single relation vector learns to translate…

计算与语言 · 计算机科学 2022-05-02 Xuanyu Zhang , Qing Yang , Dongliang Xu

Entity alignment seeks to find entities in different knowledge graphs (KGs) that refer to the same real-world object. Recent advancement in KG embedding impels the advent of embedding-based entity alignment, which encodes entities in a…

计算与语言 · 计算机科学 2020-07-21 Zequn Sun , Qingheng Zhang , Wei Hu , Chengming Wang , Muhao Chen , Farahnaz Akrami , Chengkai Li

Knowledge graph embedding (KGE) methods have achieved great success in handling various knowledge graph (KG) downstream tasks. However, KGE methods may learn biased representations on low-quality KGs that are prevalent in the real world.…

机器学习 · 计算机科学 2024-05-21 Tianzhe Zhao , Jiaoyan Chen , Yanchi Ru , Qika Lin , Yuxia Geng , Jun Liu

Multi-hop knowledge graph (KG) reasoning is an effective and explainable method for predicting the target entity via reasoning paths in query answering (QA) task. Most previous methods assume that every relation in KGs has enough training…

人工智能 · 计算机科学 2019-09-02 Xin Lv , Yuxian Gu , Xu Han , Lei Hou , Juanzi Li , Zhiyuan Liu

Entity type prediction is an important problem in knowledge graph (KG) research. A new KG entity type prediction method, named CORE (COmplex space Regression and Embedding), is proposed in this work. The proposed CORE method leverages the…

机器学习 · 计算机科学 2022-04-12 Xiou Ge , Yun-Cheng Wang , Bin Wang , C. -C. Jay Kuo

Knowledge graphs (KGs) provide reliable external knowledge for a wide variety of AI tasks in the form of structured triples. Knowledge graph pre-training (KGP) aims to pre-train neural networks on large-scale KGs and provide unified…

计算与语言 · 计算机科学 2024-05-24 Yichi Zhang , Binbin Hu , Zhuo Chen , Lingbing Guo , Ziqi Liu , Zhiqiang Zhang , Lei Liang , Huajun Chen , Wen Zhang

Knowledge graphs (KGs) composed of users, objects, and tags are widely used in web applications ranging from E-commerce, social media sites to news portals. This paper concentrates on an attractive application which aims to predict the…

信息检索 · 计算机科学 2020-07-17 Chenyang Li , Xu Chen , Ya Zhang , Siheng Chen , Dan Lv , Yanfeng Wang

Knowledge Graph Completion (KGC) aims to predict the missing information in the (head entity)-[relation]-(tail entity) triplet. Deep Neural Networks have achieved significant progress in the relation prediction task. However, most existing…

计算与语言 · 计算机科学 2024-08-15 Pengjie Liu

Knowledge graph (KG) alignment and completion are usually treated as two independent tasks. While recent work has leveraged entity and relation alignments from multiple KGs, such as alignments between multilingual KGs with common entities…

计算与语言 · 计算机科学 2022-10-19 Vinh Tong , Dat Quoc Nguyen , Trung Thanh Huynh , Tam Thanh Nguyen , Quoc Viet Hung Nguyen , Mathias Niepert

Knowledge Tracing (KT) aims to model a student's learning trajectory and predict performance on the next question. A key challenge is how to better represent the relationships among students, questions, and knowledge concepts (KCs).…

人工智能 · 计算机科学 2026-01-26 Chi Yu , Hongyu Yuan , Zhiyi Duan

Federated Knowledge Graph Embedding (FKGE) has recently garnered considerable interest due to its capacity to extract expressive representations from distributed knowledge graphs, while concurrently safeguarding the privacy of individual…

信息检索 · 计算机科学 2024-06-19 Xiaoxiong Zhang , Zhiwei Zeng , Xin Zhou , Dusit Niyato , Zhiqi Shen

Knowledge graph completion (KGC) aims to discover missing relationships between entities in knowledge graphs (KGs). Most prior KGC work focuses on learning embeddings for entities and relations through a simple scoring function. Yet, a…

人工智能 · 计算机科学 2023-07-13 Yun-Cheng Wang , Xiou Ge , Bin Wang , C. -C. Jay Kuo

Knowledge graph embedding (KGE) models learn to project symbolic entities and relations into a continuous vector space based on the observed triplets. However, existing KGE models cannot make a proper trade-off between the graph context and…

人工智能 · 计算机科学 2021-03-05 Zhiyuan Ning , Ziyue Qiao , Hao Dong , Yi Du , Yuanchun Zhou

Knowledge Graphs (KGs) are composed of structured information about a particular domain in the form of entities and relations. In addition to the structured information KGs help in facilitating interconnectivity and interoperability between…

人工智能 · 计算机科学 2020-05-15 Genet Asefa Gesese , Russa Biswas , Mehwish Alam , Harald Sack

Complex node interactions are common in knowledge graphs, and these interactions also contain rich knowledge information. However, traditional methods usually treat a triple as a training unit during the knowledge representation learning…

计算与语言 · 计算机科学 2021-10-01 Bin He , Di Zhou , Jinghui Xiao , Xin jiang , Qun Liu , Nicholas Jing Yuan , Tong Xu

As large language models (LLMs) continue to grow in size, their abilities to tackle complex tasks have significantly improved. However, issues such as hallucination and the lack of up-to-date knowledge largely remain unresolved. Knowledge…

人工智能 · 计算机科学 2026-03-17 Lihui Liu

Knowledge Graphs (KGs) play a pivotal role in advancing various AI applications, with the semantic web community's exploration into multi-modal dimensions unlocking new avenues for innovation. In this survey, we carefully review over 300…

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