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Evaluating large language models (LLMs) for tasks like fact extraction in support of knowledge graph construction frequently involves computing accuracy metrics using a ground truth benchmark based on a knowledge graph (KG). These…

计算与语言 · 计算机科学 2025-02-06 Bradley P. Allen , Paul T. Groth

Knowledge graph embedding (KGE) is a technique for learning continuous embeddings for entities and relations in the knowledge graph.Due to its benefit to a variety of downstream tasks such as knowledge graph completion, question answering…

机器学习 · 计算机科学 2019-06-25 Hengtong Zhang , Tianhang Zheng , Jing Gao , Chenglin Miao , Lu Su , Yaliang Li , Kui Ren

We introduce fs1, a simple yet effective method that improves the factuality of reasoning traces by collecting them from large reasoning models and grounding them in knowledge graph (KG) paths. We fine-tune eight instruction-tuned Large…

计算与语言 · 计算机科学 2026-04-21 Mike Zhang , Johannes Bjerva , Russa Biswas

Knowledge Graphs (KGs) are a major asset for companies thanks to their great flexibility in data representation and their numerous applications, e.g., vocabulary sharing, Q/A or recommendation systems. To build a KG it is a common practice…

人工智能 · 计算机科学 2024-07-22 Lucas Jarnac , Yoan Chabot , Miguel Couceiro

Knowledge Graph (KG) and attention mechanism have been demonstrated effective in introducing and selecting useful information for weakly supervised methods. However, only qualitative analysis and ablation study are provided as evidence. In…

计算与语言 · 计算机科学 2021-11-19 Zikun Hu , Yixin Cao , Lifu Huang , Tat-Seng Chua

Knowledge graphs (KGs) are a useful source of background knowledge to (dis)prove facts of the form (s, p, o). Finding paths between s and o is the cornerstone of several fact-checking approaches. While paths are useful to (visually) explain…

人工智能 · 计算机科学 2020-11-17 Giuseppe Pirrò

Researchers have pursued neurosymbolic artificial intelligence (AI) applications for nearly three decades. A marriage of the neural and symbolic components can lead to rapid advancements in AI. Yet, the field has not realized this promise…

人工智能 · 计算机科学 2026-05-12 Margarita Belova , Jiaxin Xiao , Shikhar Tuli , Niraj K. Jha

Legal decision-making process requires the availability of comprehensive and detailed legislative background knowledge and up-to-date information on legal cases and related sentences/decisions. Legal Knowledge Graphs (KGs) would be a…

Injecting textual information into knowledge graph (KG) entity representations has been a worthwhile expedition in terms of improving performance in KG oriented tasks within the NLP community. External knowledge often adopted to enhance KG…

计算与语言 · 计算机科学 2023-10-26 Micheal Abaho , Yousef H. Alfaifi

Large Language Models (LLMs) are increasingly used to query knowledge graphs (KGs) due to their strong semantic understanding and extrapolation capabilities compared to traditional approaches. However, these methods cannot be applied when…

信息检索 · 计算机科学 2025-12-05 Mauro Dalle Lucca Tosi , Jordi Cabot

To inhibit the spread of rumorous information and its severe consequences, traditional fact checking aims at retrieving relevant evidence to verify the veracity of a given claim. Fact checking methods typically use knowledge graphs (KGs) as…

人工智能 · 计算机科学 2024-07-30 Shuai Wang , Penghui Wei , Qingchao Kong , Wenji Mao

Knowledge Graphs (KGs) have emerged as invaluable resources for enriching recommendation systems by providing a wealth of factual information and capturing semantic relationships among items. Leveraging KGs can significantly enhance…

信息检索 · 计算机科学 2023-12-29 Yangqin Jiang , Yuhao Yang , Lianghao Xia , Chao Huang

Reasoning over temporal knowledge graphs (TKGs) is fundamental to improving the efficiency and reliability of intelligent decision-making systems and has become a key technological foundation for future artificial intelligence applications.…

计算与语言 · 计算机科学 2026-01-05 Wang Xing , Wei Song , Siyu Lin , Chen Wu , Zhesi Li , Man Wang

Building and analysing knowledge graphs (KGs) to aid drug discovery is a topical area of research. A salient feature of KGs is their ability to combine many heterogeneous data sources in a format that facilitates discovering connections.…

计算与语言 · 计算机科学 2023-10-25 J. Charles G. Jeynes , Tim James , Matthew Corney

Knowledge Graph Retrieval-Augmented Generation (KG-RAG) extends the RAG paradigm by incorporating structured knowledge from knowledge graphs, enabling Large Language Models (LLMs) to perform more precise and explainable reasoning. While…

计算与语言 · 计算机科学 2026-02-04 Jing Ren , Bowen Li , Ziqi Xu , Xikun Zhang , Haytham Fayek , Xiaodong Li

Knowledge Graph (KG) completion is the problem of extending an incomplete KG with missing facts. A key feature of Machine Learning approaches for KG completion is their ability to learn inference patterns, so that the predicted facts are…

人工智能 · 计算机科学 2023-06-09 Shuwen Liu , Bernardo Cuenca Grau , Ian Horrocks , Egor V. Kostylev

Multi-hop reasoning over real-life knowledge graphs (KGs) is a highly challenging problem as traditional subgraph matching methods are not capable to deal with noise and missing information. To address this problem, it has been recently…

人工智能 · 计算机科学 2022-07-05 Zhiwei Hu , Víctor Gutiérrez-Basulto , Zhiliang Xiang , Xiaoli Li , Ru Li , Jeff Z. Pan

Knowledge graph reasoning (KGR) -- answering complex logical queries over large knowledge graphs -- represents an important artificial intelligence task, entailing a range of applications (e.g., cyber threat hunting). However, despite its…

密码学与安全 · 计算机科学 2023-06-23 Zhaohan Xi , Tianyu Du , Changjiang Li , Ren Pang , Shouling Ji , Xiapu Luo , Xusheng Xiao , Fenglong Ma , Ting Wang

Large language models (LLMs) have demonstrated human-level performance on a vast spectrum of natural language tasks. However, it is largely unexplored whether they can better internalize knowledge from a structured data, such as a knowledge…

计算与语言 · 计算机科学 2022-05-18 Fedor Moiseev , Zhe Dong , Enrique Alfonseca , Martin Jaggi

In today\'s digital world, fake news is spreading with immense speed. Its a significant concern to address. In this work, we addressed that challenge using novel graph based approach. We took dataset from Kaggle that contains real and fake…

计算与语言 · 计算机科学 2025-07-21 Chandrashekar Muniyappa , Sirisha Velampalli