English
Related papers

Related papers: Towards Faithful Knowledge Graph Explanation Throu…

200 papers

Large language models (LLMs) demonstrate exceptional performance across a variety of tasks, yet they are often affected by hallucinations and the timeliness of knowledge. Leveraging knowledge graphs (KGs) as external knowledge sources has…

Computation and Language · Computer Science 2024-12-31 Siyuan Fang , Kaijing Ma , Tianyu Zheng , Xinrun Du , Ningxuan Lu , Ge Zhang , Qingkun Tang

Answering questions over domain-specific graphs requires a tailored approach due to the limited number of relations and the specific nature of the domain. Our approach integrates classic logical programming languages into large language…

Machine Learning · Computer Science 2023-08-24 Navid Madani , Rohini K. Srihari , Kenneth Joseph

Large language models (LLMs) offer new opportunities for constructing knowledge graphs (KGs) from unstructured clinical narratives. However, existing approaches often rely on structured inputs and lack robust validation of factual accuracy…

Artificial Intelligence · Computer Science 2026-01-06 Udiptaman Das , Krishnasai B. Atmakuri , Duy Ho , Chi Lee , Yugyung Lee

While large language models (LLMs) are proficient at question-answering (QA), it is not always clear how (or even if) an answer follows from their latent "beliefs". This lack of interpretability is a growing impediment to widespread use of…

Computation and Language · Computer Science 2023-10-31 Nora Kassner , Oyvind Tafjord , Ashish Sabharwal , Kyle Richardson , Hinrich Schuetze , Peter Clark

Large Language Models (LLMs) have impressive capabilities in text understanding and zero-shot reasoning. However, delays in knowledge updates may cause them to reason incorrectly or produce harmful results. Knowledge Graphs (KGs) provide…

Artificial Intelligence · Computer Science 2025-04-07 Tu Ao , Yanhua Yu , Yuling Wang , Yang Deng , Zirui Guo , Liang Pang , Pinghui Wang , Tat-Seng Chua , Xiao Zhang , Zhen Cai

Knowledge Graphs (KG) are the backbone of many data-intensive applications since they can represent data coupled with its meaning and context. Aligning KGs across different domains and providers is necessary to afford a fuller and…

Artificial Intelligence · Computer Science 2023-10-12 Pedro Giesteira Cotovio , Ernesto Jimenez-Ruiz , Catia Pesquita

Answering complex queries over incomplete knowledge graphs (KGs) is a challenging job. Most previous works have focused on learning entity/relation embeddings and simulating first-order logic operators with various neural networks. However,…

Computation and Language · Computer Science 2025-03-04 Tianle Xia , Liang Ding , Guojia Wan , Yibing Zhan , Bo Du , Dacheng Tao

Semantic Knowledge Graphs (SKG) face challenges with scalability, flexibility, contextual understanding, and handling unstructured or ambiguous information. However, they offer formal and structured knowledge enabling highly interpretable…

Artificial Intelligence · Computer Science 2025-01-22 Aldo Gangemi , Andrea Giovanni Nuzzolese

Knowledge graph (KG) alignment - the task of recognizing entities referring to the same thing in different KGs - is recognized as one of the most important operations in the field of KG construction and completion. However, existing…

Computation and Language · Computer Science 2022-03-16 Vinh Van Tong , Thanh Trung Huynh , Thanh Tam Nguyen , Hongzhi Yin , Quoc Viet Hung Nguyen , Quyet Thang Huynh

This work investigates the challenge of learning and reasoning for Commonsense Question Answering given an external source of knowledge in the form of a knowledge graph (KG). We propose a novel graph neural network architecture, called…

Computation and Language · Computer Science 2022-09-22 Chen Zheng , Parisa Kordjamshidi

Large language models (LLMs) demonstrate strong reasoning abilities when prompted to generate chain-of-thought (CoT) explanations alongside answers. However, previous research on evaluating LLMs has solely focused on answer accuracy,…

Computation and Language · Computer Science 2024-06-21 Minh-Vuong Nguyen , Linhao Luo , Fatemeh Shiri , Dinh Phung , Yuan-Fang Li , Thuy-Trang Vu , Gholamreza Haffari

Large language models (LLMs) show promise for diagnostic reasoning but often lack reliable, knowledge grounded inference. Knowledge graphs (KGs), such as the Unified Medical Language System (UMLS), offer structured biomedical knowledge that…

Computation and Language · Computer Science 2025-09-24 Saksham Khatwani , He Cheng , Majid Afshar , Dmitriy Dligach , Yanjun Gao

Reasoning over knowledge graphs (KGs) with first-order logic (FOL) queries is challenging due to the inherent incompleteness of real-world KGs and the compositional complexity of logical query structures. Most existing methods rely on…

Computation and Language · Computer Science 2025-12-23 Ziyan Zhang , Chao Wang , Zhuo Chen , Lei Chen , Chiyi Li , Kai Song

Large Language Models (LLMs) often struggle with tasks requiring external knowledge, such as knowledge-intensive Multiple Choice Question Answering (MCQA). Integrating Knowledge Graphs (KGs) can enhance reasoning; however, existing methods…

Computation and Language · Computer Science 2025-04-01 Haochen Liu , Song Wang , Chen Chen , Jundong Li

Ensuring factual accuracy while maintaining the creative capabilities of Large Language Model Agents (LMAs) poses significant challenges in the development of intelligent agent systems. LMAs face prevalent issues such as information…

Artificial Intelligence · Computer Science 2024-05-21 Diego Sanmartin

Knowledge graphs (KGs) consist of links that describe relationships between entities. Due to the difficulty of manually enumerating all relationships between entities, automatically completing them is essential for KGs. Knowledge Graph…

Computation and Language · Computer Science 2024-06-07 Yusuke Sakai , Hidetaka Kamigaito , Katsuhiko Hayashi , Taro Watanabe

Retrieval-Augmented Generation (RAG) has emerged as a powerful framework for enhancing the capabilities of Large Language Models (LLMs) by integrating retrieval-based methods with generative models. As external knowledge repositories…

Computation and Language · Computer Science 2025-11-14 Shuyi Liu , Yuming Shang , Xi Zhang

Recently, knowledge graph (KG) augmented models have achieved noteworthy success on various commonsense reasoning tasks. However, KG edge (fact) sparsity and noisy edge extraction/generation often hinder models from obtaining useful…

Computation and Language · Computer Science 2021-06-07 Jun Yan , Mrigank Raman , Aaron Chan , Tianyu Zhang , Ryan Rossi , Handong Zhao , Sungchul Kim , Nedim Lipka , Xiang Ren

Augmenting pre-trained language models with knowledge graphs (KGs) has achieved success on various commonsense reasoning tasks. However, for a given task instance, the KG, or certain parts of the KG, may not be useful. Although KG-augmented…

Computation and Language · Computer Science 2022-12-20 Aaron Chan , Jiashu Xu , Boyuan Long , Soumya Sanyal , Tanishq Gupta , Xiang Ren

Large Language Models (LLMs) have recently emerged as a powerful paradigm for Knowledge Graph Completion (KGC), offering strong reasoning and generalization capabilities beyond traditional embedding-based approaches. However, existing…

Computation and Language · Computer Science 2025-10-14 Wenbin Guo , Xin Wang , Jiaoyan Chen , Lingbing Guo , Zhao Li , Zirui Chen