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Retrieval-Augmented Generation (RAG) has significantly mitigated the hallucinations of Large Language Models (LLMs) by grounding the generation with external knowledge. Recent extensions of RAG to graph-based retrieval offer a promising…

Machine Learning · Computer Science 2025-09-23 Jialin Chen , Houyu Zhang , Seongjun Yun , Alejandro Mottini , Rex Ying , Xiang Song , Vassilis N. Ioannidis , Zheng Li , Qingjun Cui

Recent advancements in large language models (LLMs) have shown impressive versatility across various tasks. To eliminate their hallucinations, retrieval-augmented generation (RAG) has emerged as a powerful approach, leveraging external…

Computation and Language · Computer Science 2025-05-30 Yuzheng Cai , Zhenyue Guo , Yiwen Pei , Wanrui Bian , Weiguo Zheng

Large Language Models (LLMs) may suffer from hallucinations in real-world applications due to the lack of relevant knowledge. In contrast, knowledge graphs encompass extensive, multi-relational structures that store a vast array of symbolic…

Computation and Language · Computer Science 2024-09-06 Jie Ma , Zhitao Gao , Qi Chai , Wangchun Sun , Pinghui Wang , Hongbin Pei , Jing Tao , Lingyun Song , Jun Liu , Chen Zhang , Lizhen Cui

We present LinkQ, a system that leverages a large language model (LLM) to facilitate knowledge graph (KG) query construction through natural language question-answering. Traditional approaches often require detailed knowledge of a graph…

Computation and Language · Computer Science 2025-02-11 Harry Li , Gabriel Appleby , Ashley Suh

Combining multiple knowledge graphs (KGs) across linguistic boundaries is a persistent challenge due to semantic heterogeneity and the complexity of graph environments. We propose a framework for cross-lingual graph fusion, leveraging the…

Computation and Language · Computer Science 2026-03-24 Kaung Myat Kyaw , Khush Agarwal , Jonathan Chan

Large Language Models (LLMs) have shown immense potential in Knowledge Graph Completion (KGC), yet bridging the modality gap between continuous graph embeddings and discrete LLM tokens remains a critical challenge. While recent…

Artificial Intelligence · Computer Science 2026-04-24 Qizhuo Xie , Yunhui Liu , Yu Xing , Qianzi Hou , Xudong Jin , Tao Zheng , Tieke He

Large Language Models (LLMs) provide flexible natural language processing capabilities, while knowledge graphs (KGs) offer explicit and structured knowledge. Integrating these two in a complementary manner enables the development of…

Computation and Language · Computer Science 2026-05-12 Shusaku Egami , Aoi Ohta , Tomoki Tsujimura , Masaki Asada , Tatsuya Ishigaki , Ken Fukuda , Masahiro Hamasaki , Hiroya Takamura

Knowledge Graphs (KGs) structure real-world entities and their relationships into triples, enhancing machine reasoning for various tasks. While domain-specific KGs offer substantial benefits, their manual construction is often inefficient…

Computation and Language · Computer Science 2025-06-02 Jiaqi Sun , Shiyou Qian , Zhangchi Han , Wei Li , Zelin Qian , Dingyu Yang , Jian Cao , Guangtao Xue

Humankind's understanding of the world is fundamentally linked to our perception and cognition, with \emph{human languages} serving as one of the major carriers of \emph{world knowledge}. In this vein, \emph{Large Language Models} (LLMs)…

Artificial Intelligence · Computer Science 2024-06-27 Huajun Chen

The paper introduces ExKG-LLM, a framework designed to automate the expansion of cognitive neuroscience knowledge graphs (CNKG) using large language models (LLMs). It addresses limitations in existing tools by enhancing accuracy,…

Artificial Intelligence · Computer Science 2025-07-09 Ali Sarabadani , Kheirolah Rahsepar Fard , Hamid Dalvand

Large language models (LLMs) excel at reasoning but struggle with knowledge-intensive questions due to limited context and parametric knowledge. However, existing methods that rely on finetuned LLMs or GNN retrievers are limited by…

Artificial Intelligence · Computer Science 2025-11-07 Yuanning Cui , Zequn Sun , Wei Hu , Zhangjie Fu

Temporal Knowledge Graph Reasoning (TKGR) is the process of utilizing temporal information to capture complex relations within a Temporal Knowledge Graph (TKG) to infer new knowledge. Conventional methods in TKGR typically depend on deep…

Artificial Intelligence · Computer Science 2024-12-31 Jiapu Wang , Kai Sun , Linhao Luo , Wei Wei , Yongli Hu , Alan Wee-Chung Liew , Shirui Pan , Baocai Yin

Recent advances in large language models (LLMs) have led to impressive progress in natural language generation, yet their tendency to produce hallucinated or unsubstantiated content remains a critical concern. To improve factual…

Computation and Language · Computer Science 2025-05-20 Xukai Liu , Ye Liu , Shiwen Wu , Yanghai Zhang , Yihao Yuan , Kai Zhang , Qi Liu

Graphs provide a unified representation of semantic content and relational structure, making them a natural fit for domains such as molecular modeling, citation networks, and social graphs. Meanwhile, large language models (LLMs) have…

Machine Learning · Computer Science 2026-05-04 Haotian Xu , Yuning You , Tengfei Ma

Recently, ChatGPT, a representative large language model (LLM), has gained considerable attention due to its powerful emergent abilities. Some researchers suggest that LLMs could potentially replace structured knowledge bases like knowledge…

Computation and Language · Computer Science 2024-01-31 Linyao Yang , Hongyang Chen , Zhao Li , Xiao Ding , Xindong Wu

Large language models (LLMs) have made remarkable strides in various natural language processing tasks, but their performance on complex reasoning problems remains hindered by a lack of explainability and trustworthiness. This issue, often…

Computation and Language · Computer Science 2025-10-21 Rong Wu , Pinlong Cai , Jianbiao Mei , Licheng Wen , Tao Hu , Xuemeng Yang , Daocheng Fu , Botian Shi

The number of published research papers has experienced exponential growth in recent years, which makes it crucial to develop new methods for efficient and versatile information extraction and knowledge discovery. To address this need, we…

Information Retrieval · Computer Science 2023-06-09 Yamei Tu , Rui Qiu , Han-Wei Shen

The adoption of Large Language Models (LLMs) is rapidly expanding across various tasks that involve inherent graphical structures. Graphs are integral to a wide range of applications, including motion planning for autonomous vehicles,…

Artificial Intelligence · Computer Science 2025-03-17 Piyush Gupta , Sangjae Bae , David Isele

Large language models appear to learn facts from the large text corpora they are trained on. Such facts are encoded implicitly within their many parameters, making it difficult to verify or manipulate what knowledge has been learned.…

Computation and Language · Computer Science 2022-10-27 Yifan Hou , Wenxiang Jiao , Meizhen Liu , Carl Allen , Zhaopeng Tu , Mrinmaya Sachan

Knowledge Graphs (KGs) can serve as reliable knowledge sources for question answering (QA) due to their structured representation of knowledge. Existing research on the utilization of KG for large language models (LLMs) prevalently relies…

Computation and Language · Computer Science 2024-10-25 Kun Li , Tianhua Zhang , Xixin Wu , Hongyin Luo , James Glass , Helen Meng