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Despite the strong abilities, large language models (LLMs) still suffer from hallucinations and reliance on outdated knowledge, raising concerns in knowledge-intensive tasks. Graph-based retrieval-augmented generation (GRAG) enriches LLMs…

Computation and Language · Computer Science 2026-01-14 Derong Xu , Pengyue Jia , Xiaopeng Li , Yingyi Zhang , Maolin Wang , Qidong Liu , Xiangyu Zhao , Yichao Wang , Huifeng Guo , Ruiming Tang , Enhong Chen , Tong Xu

As large language models (LLMs) continue to grow in size, their abilities to tackle complex tasks have significantly improved. However, issues such as hallucination and the lack of up-to-date knowledge largely remain unresolved. Knowledge…

Artificial Intelligence · Computer Science 2026-03-17 Lihui Liu

Large Reasoning Models (LRMs) have exhibited extraordinary prowess in tasks like mathematics and coding, leveraging their advanced reasoning capabilities. Nevertheless, as these capabilities progress, significant concerns regarding their…

Computation and Language · Computer Science 2025-05-27 Cheng Wang , Yue Liu , Baolong Bi , Duzhen Zhang , Zhong-Zhi Li , Yingwei Ma , Yufei He , Shengju Yu , Xinfeng Li , Junfeng Fang , Jiaheng Zhang , Bryan Hooi

The question-answering system for Life science research, which is characterized by the rapid pace of discovery, evolving insights, and complex interactions among knowledge entities, presents unique challenges in maintaining a comprehensive…

Computation and Language · Computer Science 2024-08-15 Chengrui Wang , Qingqing Long , Meng Xiao , Xunxin Cai , Chengjun Wu , Zhen Meng , Xuezhi Wang , Yuanchun Zhou

Large Language Models have seen rapid progress in capability in recent years; this progress has been accelerating and their capabilities, measured by various benchmarks, are beginning to approach those of humans. There is a strong demand to…

Computation and Language · Computer Science 2023-12-07 Brett Israelsen , Soumalya Sarkar

Large language model (LLM)-based multi-agent systems (MAS) have shown strong capabilities in solving complex tasks. As MAS become increasingly autonomous in various safety-critical tasks, detecting malicious agents has become a critical…

Cryptography and Security · Computer Science 2025-12-23 Junjun Pan , Yixin Liu , Rui Miao , Kaize Ding , Yu Zheng , Quoc Viet Hung Nguyen , Alan Wee-Chung Liew , Shirui Pan

With the widespread application of large language models (LLMs) in various fields, the security challenges they face have become increasingly prominent, especially the issue of jailbreak. These attacks induce the model to generate erroneous…

Cryptography and Security · Computer Science 2025-11-12 Shuyuan Liu , Jiawei Chen , Xiao Yang , Hang Su , Zhaoxia Yin

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

Recently, Knowledge Graphs (KGs) have been successfully coupled with Large Language Models (LLMs) to mitigate their hallucinations and enhance their reasoning capability, such as in KG-based retrieval-augmented frameworks. However, current…

Artificial Intelligence · Computer Science 2024-10-22 Bo Ni , Yu Wang , Lu Cheng , Erik Blasch , Tyler Derr

Background: Identification of the interactions and regulatory relations between biomolecules play pivotal roles in understanding complex biological systems and the mechanisms underlying diverse biological functions. However, the collection…

Computation and Language · Computer Science 2025-04-24 Gilchan Park , Byung-Jun Yoon , Xihaier Luo , Vanessa López-Marrero , Shinjae Yoo , Shantenu Jha

Large language models (LLMs) used in medical applications are known to be prone to exhibiting biased and unfair patterns. Prior to deploying these in clinical decision-making, it is crucial to identify such bias patterns to enable effective…

Artificial Intelligence · Computer Science 2025-12-23 Farzana Islam Adiba , Rahmatollah Beheshti

Procedural Knowledge is the know-how expressed in the form of sequences of steps needed to perform some tasks. Procedures are usually described by means of natural language texts, such as recipes or maintenance manuals, possibly spread…

Artificial Intelligence · Computer Science 2025-12-08 Valentina Anita Carriero , Antonia Azzini , Ilaria Baroni , Mario Scrocca , Irene Celino

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…

Information Retrieval · Computer Science 2025-12-05 Mauro Dalle Lucca Tosi , Jordi Cabot

E-learning environments are increasingly harnessing large language models (LLMs) like GPT-3.5 and GPT-4 for tailored educational support. This study introduces an approach that integrates dynamic knowledge graphs with LLMs to offer nuanced…

Artificial Intelligence · Computer Science 2024-12-06 Patrick Ocheja , Brendan Flanagan , Yiling Dai , Hiroaki Ogata

Explaining Machine Learning (ML) results in a transparent and user-friendly manner remains a challenging task of Explainable Artificial Intelligence (XAI). In this paper, we present a method to enhance the interpretability of ML models by…

Artificial Intelligence · Computer Science 2026-04-20 Thomas Bayer , Alexander Lohr , Sarah Weiß , Bernd Michelberger , Wolfram Höpken

Understanding complex biomolecular mechanisms requires multi-step reasoning across molecular interactions, signaling cascades, and metabolic pathways. While large language models(LLMs) show promise in such tasks, their application to…

Artificial Intelligence · Computer Science 2025-11-12 Tianwen Lyu , Xiang Zhuang , Keyan Ding , Xinzhe Cao , Lei Liang , Wei Zhao , Qiang Zhang , Huajun Chen

Large Language Models (LLMs) have emerged as powerful tools for automating programming tasks, including security-related ones. However, they can also introduce vulnerabilities during code generation, fail to detect existing vulnerabilities,…

Cryptography and Security · Computer Science 2026-03-18 Enna Basic , Alberto Giaretta

Large Language Models (LLMs) are being integrated into professional domains, yet their limitations in such high-stakes fields as law remain poorly understood. In response, this paper introduces examples of critical challenges to the…

Artificial Intelligence · Computer Science 2026-01-27 Eljas Linna , Tuula Linna

Large Language Models (LLMs) have taken Knowledge Representation -- and the world -- by storm. This inflection point marks a shift from explicit knowledge representation to a renewed focus on the hybrid representation of both explicit…

The powerful ability to understand, follow, and generate complex language emerging from large language models (LLMs) makes LLM-generated text flood many areas of our daily lives at an incredible speed and is widely accepted by humans. As…

Computation and Language · Computer Science 2024-04-22 Junchao Wu , Shu Yang , Runzhe Zhan , Yulin Yuan , Derek F. Wong , Lidia S. Chao