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Related papers: A Re-evaluation of Knowledge Graph Completion Meth…

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Knowledge graphs (KGs) of real-world facts about entities and their relationships are useful resources for a variety of natural language processing tasks. However, because knowledge graphs are typically incomplete, it is useful to perform…

Computation and Language · Computer Science 2020-10-28 Dat Quoc Nguyen

Graph Neural Networks (GNNs) have demonstrated great success in Knowledge Graph Completion (KGC) by modeling how entities and relations interact in recent years. However, most of them are designed to learn from the observed graph structure,…

Machine Learning · Computer Science 2023-02-28 Heng Chang , Jie Cai , Jia Li

Knowledge graphs (KGs) are valuable for representing structured, interconnected information across domains, enabling tasks like semantic search, recommendation systems and inference. A pertinent challenge with KGs, however, is that many…

Computation and Language · Computer Science 2024-12-17 Haji Gul , Abdul Ghani Naim , Ajaz A. Bhat

Graph Machine Learning (GML) with Graph Databases (GDBs) has gained significant relevance in recent years, due to its ability to handle complex interconnected data and apply ML techniques using Graph Data Science (GDS). However, a critical…

Databases · Computer Science 2026-01-22 Rosario Napoli , Antonio Celesti , Massimo Villari , Maria Fazio

Multilingual knowledge graphs (KGs) provide high-quality relational and textual information for various NLP applications, but they are often incomplete, especially in non-English languages. Previous research has shown that combining…

Computation and Language · Computer Science 2025-01-08 Zelin Zhou , Simone Conia , Daniel Lee , Min Li , Shenglei Huang , Umar Farooq Minhas , Saloni Potdar , Henry Xiao , Yunyao Li

Complex logical query answering (CLQA) is a challenging task that involves finding answer entities for complex logical queries over incomplete knowledge graphs (KGs). Previous research has explored the use of pre-trained knowledge graph…

Artificial Intelligence · Computer Science 2024-10-10 Changyi Xiao , Yixin Cao

Knowledge Graphs (KGs) have shown to be very important for applications such as personal assistants, question-answering systems, and search engines. Therefore, it is crucial to ensure their high quality. However, KGs inevitably contain…

Databases · Computer Science 2022-08-18 Elwin Huaman , Dieter Fensel

The standard evaluation protocol for measuring the quality of Knowledge Graph Completion methods - the task of inferring new links to be added to a graph - typically involves a step which ranks every entity of a Knowledge Graph to assess…

Artificial Intelligence · Computer Science 2024-02-02 Filip Cornell , Yifei Jin , Jussi Karlgren , Sarunas Girdzijauskas

Knowledge graphs play a vital role in numerous artificial intelligence tasks, yet they frequently face the issue of incompleteness. In this study, we explore utilizing Large Language Models (LLM) for knowledge graph completion. We consider…

Computation and Language · Computer Science 2025-02-14 Liang Yao , Jiazhen Peng , Chengsheng Mao , Yuan Luo

Knowledge Graph-based Retrieval-Augmented Generation (KG-RAG) is an increasingly explored approach for combining the reasoning capabilities of large language models with the structured evidence of knowledge graphs. However, current…

Artificial Intelligence · Computer Science 2026-01-13 Dongzhuoran Zhou , Yuqicheng Zhu , Xiaxia Wang , Hongkuan Zhou , Yuan He , Jiaoyan Chen , Steffen Staab , Evgeny Kharlamov

Knowledge graph completion (KGC) seeks to predict missing entities (e.g., heads or tails) or relationships in knowledge graphs (KGs), which often contain incomplete data. Traditional embedding-based methods, such as TransE and ComplEx, have…

Computation and Language · Computer Science 2025-03-11 Haji Gul , Ajaz Ahmad Bhat , Abdul Ghani Haji Naim

Large Language Models (LLMs) have been extensively adopted in Knowledge Graph Completion (KGC), showcasing significant research advancements. However, as black-box models driven by deep neural architectures, current LLM-based KGC methods…

Computation and Language · Computer Science 2025-10-22 Wenbin Guo , Xin Wang , Jiaoyan Chen , Zhao Li , Zirui Chen

Knowledge Graphs (KGs) are becoming increasingly essential infrastructures in many applications while suffering from incompleteness issues. The KG completion task (KGC) automatically predicts missing facts based on an incomplete KG.…

Machine Learning · Computer Science 2022-07-18 Weijian Chen , Yixin Cao , Fuli Feng , Xiangnan He , Yongdong Zhang

Knowledge Graphs (KGs) enable applications in various domains such as semantic search, recommendation systems, and natural language processing. KGs are often incomplete, missing entities and relations, an issue addressed by Knowledge Graph…

Computation and Language · Computer Science 2025-08-22 Haji Gul , Abul Ghani Naim , Ajaz Ahmad Bhat

Knowledge graphs (KGs) have shown to be an important asset of large companies like Google and Microsoft. KGs play an important role in providing structured and semantically rich information, making them available to people and machines, and…

Databases · Computer Science 2020-05-05 Elwin Huaman , Elias Kärle , Dieter Fensel

The core of the Knowledge Graph Completion (KGC) task is to predict and complete the missing relations or nodes in a KG. Common KGC tasks are mostly about inferring unknown elements with one or two elements being known in a triple. In…

Computation and Language · Computer Science 2024-12-25 Yuan Yuan , Yajing Xu , Wen Zhang

Knowledge Graph Completion (KGC), which aims to infer missing or incomplete facts, is a crucial task for KGs. However, integrating the vital structural information of KGs into Large Language Models (LLMs) and outputting predictions…

Computation and Language · Computer Science 2025-06-02 Kangyang Luo , Yuzhuo Bai , Cheng Gao , Shuzheng Si , Yingli Shen , Zhu Liu , Zhitong Wang , Cunliang Kong , Wenhao Li , Yufei Huang , Ye Tian , Xuantang Xiong , Lei Han , Maosong Sun

Knowledge graphs (KGs), as a structured form of knowledge representation, have been widely applied in the real world. Recently, few-shot knowledge graph completion (FKGC), which aims to predict missing facts for unseen relations with…

Information Retrieval · Computer Science 2023-04-18 Linhao Luo , Yuan-Fang Li , Gholamreza Haffari , Shirui Pan

Knowledge graph question answering (KGQA) based on information retrieval aims to answer a question by retrieving answer from a large-scale knowledge graph. Most existing methods first roughly retrieve the knowledge subgraphs (KSG) that may…

Computation and Language · Computer Science 2022-10-06 Hanning Gao , Lingfei Wu , Po Hu , Zhihua Wei , Fangli Xu , Bo Long

The task of Knowledge Graph Completion (KGC) aims to automatically infer the missing fact information in Knowledge Graph (KG). In this paper, we take a new perspective that aims to leverage rich user-item interaction data (user interaction…

Artificial Intelligence · Computer Science 2020-04-28 Gaole He , Junyi Li , Wayne Xin Zhao , Peiju Liu , Ji-Rong Wen