English
Related papers

Related papers: Multi-perspective Improvement of Knowledge Graph C…

200 papers

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…

Computation and Language · Computer Science 2022-10-19 Vinh Tong , Dat Quoc Nguyen , Trung Thanh Huynh , Tam Thanh Nguyen , Quoc Viet Hung Nguyen , Mathias Niepert

Knowledge Graph Completion (KGC) aims to predict the missing [relation] part of (head entity)--[relation]->(tail entity) triplet. Most existing KGC methods focus on single features (e.g., relation types) or sub-graph aggregation. However,…

Computation and Language · Computer Science 2024-09-27 Pengjie Liu

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

The goal of knowledge graph completion (KGC) is to predict missing facts among entities. Previous methods for KGC re-ranking are mostly built on non-generative language models to obtain the probability of each candidate. Recently,…

Artificial Intelligence · Computer Science 2024-03-27 Yilin Wang , Minghao Hu , Zhen Huang , Dongsheng Li , Dong Yang , Xicheng Lu

Real-world Knowledge Graphs (KGs) often suffer from incompleteness, which limits their potential performance. Knowledge Graph Completion (KGC) techniques aim to address this issue. However, traditional KGC methods are computationally…

Computation and Language · Computer Science 2023-11-03 Alla Chepurova , Aydar Bulatov , Yuri Kuratov , Mikhail Burtsev

Fine-tuning pre-trained language models (PLMs) has recently shown a potential to improve knowledge graph completion (KGC). However, most PLM-based methods focus solely on encoding textual information, neglecting the long-tailed nature of…

Computation and Language · Computer Science 2025-02-03 Youmin Ko , Hyemin Yang , Taeuk Kim , Hyunjoon Kim

Large language models (LLMs) have significantly advanced performance across a spectrum of natural language processing (NLP) tasks. Yet, their application to knowledge graphs (KGs), which describe facts in the form of triplets and allow…

Computation and Language · Computer Science 2024-10-11 Lingbing Guo , Zhongpu Bo , Zhuo Chen , Yichi Zhang , Jiaoyan Chen , Yarong Lan , Mengshu Sun , Zhiqiang Zhang , Yangyifei Luo , Qian Li , Qiang Zhang , Wen Zhang , Huajun Chen

Autoregressive large language models (LLMs) pre-trained by next token prediction are inherently proficient in generative tasks. However, their performance on knowledge-driven tasks such as factual knowledge querying remains unsatisfactory.…

Computation and Language · Computer Science 2026-01-14 Peng Yu , Cheng Deng , Beiya Dai , Xinbing Wang , Ying Wen

Large language model (LLM) based knowledge graph completion (KGC) aims to predict the missing triples in the KGs with LLMs. However, research about LLM-based KGC fails to sufficiently harness LLMs' inference proficiencies, overlooking…

Computation and Language · Computer Science 2024-04-16 Yichi Zhang , Zhuo Chen , Lingbing Guo , Yajing Xu , Wen Zhang , Huajun Chen

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…

Machine Learning · Computer Science 2025-01-03 Wenkai Tu , Guojia Wan , Zhengchun Shang , Bo Du

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

The task of multi-hop link prediction within knowledge graphs (KGs) stands as a challenge in the field of knowledge graph analysis, as it requires the model to reason through and understand all intermediate connections before making a…

Computation and Language · Computer Science 2025-06-17 Dong Shu , Tianle Chen , Mingyu Jin , Chong Zhang , Mengnan Du , Yongfeng Zhang

Large Language Models (LLMs) are increasingly used for tasks involving Knowledge Graphs (KGs), whose evaluation typically focuses on accuracy and output correctness. We propose a complementary task characterization approach using three…

Computation and Language · Computer Science 2025-09-25 Sara Todorovikj , Lars-Peter Meyer , Michael Martin

Large language models (LLMs) have garnered significant attention for their superior performance in many knowledge-driven applications on the world wide web.These models are designed to train hundreds of millions or more parameters on large…

Computation and Language · Computer Science 2025-04-09 Bingchen Liu , Yuanyuan Fang , Naixing Xu , Shihao Hou , Xin Li , Qian Li

Both graph structures and textual information play a critical role in Knowledge Graph Completion (KGC). With the success of Pre-trained Language Models (PLMs) such as BERT, they have been applied for text encoding for KGC. However, the…

Computation and Language · Computer Science 2025-01-06 Yuxia Geng , Jiaoyan Chen , Yuhang Zeng , Zhuo Chen , Wen Zhang , Jeff Z. Pan , Yuxiang Wang , Xiaoliang Xu

Knowledge Graphs (KGs) play a crucial role in enhancing e-commerce system performance by providing structured information about entities and their relationships, such as complementary or substitutable relations between products or product…

Information Retrieval · Computer Science 2023-05-18 Jiao Chen , Luyi Ma , Xiaohan Li , Nikhil Thakurdesai , Jianpeng Xu , Jason H. D. Cho , Kaushiki Nag , Evren Korpeoglu , Sushant Kumar , Kannan Achan

Knowledge-intensive tasks pose a significant challenge for Machine Learning (ML) techniques. Commonly adopted methods, such as Large Language Models (LLMs), often exhibit limitations when applied to such tasks. Nevertheless, there have been…

Machine Learning · Computer Science 2024-05-20 Albert Sawczyn , Jakub Binkowski , Piotr Bielak , Tomasz Kajdanowicz

Knowledge graph completion (KGC) can predict missing links and is crucial for real-world knowledge graphs, which widely suffer from incompleteness. KGC methods assume a knowledge graph is static, but that may lead to inaccurate prediction…

Artificial Intelligence · Computer Science 2023-11-14 Borui Cai , Yong Xiang , Longxiang Gao , He Zhang , Yunfeng Li , Jianxin Li

Reasoning over knowledge graphs (KGs) is a challenging task that requires a deep understanding of the complex relationships between entities and the underlying logic of their relations. Current approaches rely on learning geometries to…

Logic in Computer Science · Computer Science 2024-04-02 Nurendra Choudhary , Chandan K. Reddy