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Attention-Deficit/Hyperactivity Disorder (ADHD) is a challenging disorder to study due to its complex symptomatology and diverse contributing factors. To explore how we can gain deeper insights on this topic, we performed a network analysis…

Social and Information Networks · Computer Science 2025-04-16 Hakan T. Otal , Stephen V. Faraone , M. Abdullah Canbaz

Legal AI systems powered by retrieval-augmented generation (RAG) face a critical accountability challenge: when an AI assistant cites case law, statutes, or contractual clauses, practitioners need verifiable guarantees that generated text…

Machine Learning · Computer Science 2025-12-02 Valentin Noël , Elimane Yassine Seidou , Charly Ken Capo-Chichi , Ghanem Amari

Knowledge graph embedding (KGE) models perform well on link prediction but struggle with unseen entities, relations, and especially literals, limiting their use in dynamic, heterogeneous graphs. In contrast, pretrained large language models…

Computation and Language · Computer Science 2026-04-15 Alkid Baci , Luke Friedrichs , Caglar Demir , N'Dah Jean Kouagou , Axel-Cyrille Ngonga Ngomo

Answering first-order logic (FOL) queries over incomplete knowledge graphs (KGs) is difficult, especially for complex query structures that compose projection, intersection, union, and negation. We propose ROG, a retrieval-augmented…

Computation and Language · Computer Science 2026-02-03 Ziyan Zhang , Chao Wang , Zhuo Chen , Chiyi Li , Kai Song

Incorporating prior knowledge can improve existing pre-training models in cloze-style machine reading and has become a new trend in recent studies. Notably, most of the existing models have integrated external knowledge graphs (KG) and…

Computation and Language · Computer Science 2023-09-25 Shima Foolad , Kourosh Kiani

Academic regulation advising is essential for helping students interpret and comply with institutional policies, yet building effective systems requires domain specific regulatory resources. To address this challenge, we propose REBot, an…

Artificial Intelligence · Computer Science 2025-12-02 Thanh Ma , Tri-Tam La , Lam-Thu Le Huu , Minh-Nghi Nguyen , Khanh-Van Pham Luu

Large Language Models (LLMs) have significantly enhanced conversational Artificial Intelligence(AI) chatbots; however, domain-specific accuracy and the avoidance of factual inconsistencies remain pressing challenges, particularly for large…

Information Retrieval · Computer Science 2025-09-24 Olalekan K. Akindele , Bhupesh Kumar Mishra , Kenneth Y. Wertheim

Recent advances in search-augmented large reasoning models (LRMs) enable the retrieval of external knowledge to reduce hallucinations in multistep reasoning. However, their ability to operate on graph-structured data, prevalent in domains…

Computation and Language · Computer Science 2026-01-14 Jiajin Liu , Yuanfu Sun , Dongzhe Fan , Qiaoyu Tan

Retrieval-Augmented Generation (RAG) systems and large language model (LLM)-powered chatbots have significantly advanced conversational AI by combining generative capabilities with external knowledge retrieval. Despite their success,…

Artificial Intelligence · Computer Science 2025-06-26 Priyaranjan Pattnayak , Amit Agarwal , Hansa Meghwani , Hitesh Laxmichand Patel , Srikant Panda

Knowledge graphs provide structured and reliable information for many real-world applications, motivating increasing interest in combining large language models (LLMs) with graph-based retrieval to improve factual grounding. Recent…

Artificial Intelligence · Computer Science 2026-04-16 Yuchen Ying , Weiqi Jiang , Tongya Zheng , Yu Wang , Shunyu Liu , Kaixuan Chen , Mingli Song

Retrieval-Augmented Generation (RAG) enhances the response quality and domain-specific performance of large language models (LLMs) by incorporating external knowledge to combat hallucinations. In recent research, graph structures have been…

Information Retrieval · Computer Science 2025-12-17 Hao Hu , Yifan Feng , Ruoxue Li , Rundong Xue , Xingliang Hou , Zhiqiang Tian , Yue Gao , Shaoyi Du

Language models can be used to identify relationships between financial entities in text. However, while structured output mechanisms exist, prompting-based pipelines still incur autoregressive decoding costs and decouple graph construction…

Computation and Language · Computer Science 2026-04-14 Yingjie Niu , Changhong Jin , Rian Dolphin , Ruihai Dong

Attribution tags form the foundation of modern cryptoasset forensics. However, inconsistent or incorrect tags can mislead investigations and even result in false accusations. To address this issue, we propose a novel computational method…

Cryptography and Security · Computer Science 2025-02-18 Régnier Avice , Bernhard Haslhofer , Zhidong Li , Jianlong Zhou

Abductive reasoning in knowledge graphs aims to generate plausible logical hypotheses from observed entities, with broad applications in areas such as clinical diagnosis and scientific discovery. However, due to a lack of controllability, a…

Artificial Intelligence · Computer Science 2026-05-04 Yisen Gao , Jiaxin Bai , Tianshi Zheng , Qingyun Sun , Ziwei Zhang , Xingcheng Fu , Jianxin Li , Yangqiu Song

Chain-of-thought (CoT) reasoning boosts large language models' (LLMs) performance on complex tasks but faces two key limitations: a lack of reliability when solely relying on LLM-generated reasoning chains and lower reasoning performance…

Computation and Language · Computer Science 2025-09-11 Feiyang Li , Peng Fang , Zhan Shi , Arijit Khan , Fang Wang , Weihao Wang , Xin Zhang , Yongjian Cui

Domain-specific QA systems require not just generative fluency but high factual accuracy grounded in structured expert knowledge. While recent Retrieval-Augmented Generation (RAG) frameworks improve context recall, they struggle with…

Computation and Language · Computer Science 2025-05-26 David Osei Opoku , Ming Sheng , Yong Zhang

Multi-step retrieval-augmented generation (RAG) has become a widely adopted strategy for enhancing large language models (LLMs) on tasks that demand global comprehension and intensive reasoning. Although many RAG systems incorporate a…

Computation and Language · Computer Science 2026-05-28 Chulun Zhou , Chunkang Zhang , Guoxin Yu , Fandong Meng , Jie Zhou , Wai Lam , Mo Yu

Large Language Models (LLMs) hold significant promise for mathematics education, yet they often struggle with complex mathematical reasoning. While Retrieval-Augmented Generation (RAG) mitigates these issues by grounding LLMs in external…

Computation and Language · Computer Science 2025-12-02 Shiting Chen , Zijian Zhao , Jinsong Chen

Retrieval-augmented generation (RAG) systems can effectively mitigate the hallucination problem of large language models (LLMs),but they also possess inherent vulnerabilities. Identifying these weaknesses before the large-scale real-world…

Information Retrieval · Computer Science 2025-05-23 Hongru Song , Yu-an Liu , Ruqing Zhang , Jiafeng Guo , Yixing Fan

Retrieval-augmented generation (RAG) has shown impressive capabilities in mitigating hallucinations in large language models (LLMs). However, LLMs struggle to maintain consistent reasoning when exposed to misleading or conflicting evidence,…

Artificial Intelligence · Computer Science 2026-01-21 Linda Zeng , Rithwik Gupta , Divij Motwani , Yi Zhang , Diji Yang