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Prediction of road users' behaviors in the context of autonomous driving has gained considerable attention by the scientific community in the last years. Most works focus on predicting behaviors based on kinematic information alone, a…

Recent years, multi-hop reasoning has been widely studied for knowledge graph (KG) reasoning due to its efficacy and interpretability. However, previous multi-hop reasoning approaches are subject to two primary shortcomings. First, agents…

人工智能 · 计算机科学 2024-12-19 Zijian Wang , Bin Wang , Haifeng Jing , Huayu Li , Hongbo Dou

Clinical decision support requires not only correct answers but also clinically valid reasoning. We propose Differential Reasoning Learning (DRL), a framework that improves clinical agents by learning from reasoning discrepancies. From…

人工智能 · 计算机科学 2026-02-11 Jinsong Liu , Yuhang Jiang , Ramayya Krishnan , Rema Padman , Yiye Zhang , Jiang Bian

Knowledge graph (KG) enhanced recommendation has demonstrated improved performance in the recommendation system (RecSys) and attracted considerable research interest. Recently the literature has adopted neural graph networks (GNNs) on the…

信息检索 · 计算机科学 2022-11-15 Liangwei Yang , Shen Wang , Jibing Gong , Shaojie Zheng , Shuying Du , Zhiwei Liu , Philip S. Yu

Current knowledge-enhanced large language models (LLMs) rely on static, pre-constructed knowledge bases that suffer from coverage gaps and temporal obsolescence, limiting their effectiveness in dynamic information environments. We present…

机器学习 · 计算机科学 2025-10-13 Jing Li , Zhijie Sun , Zhicheng Zhou , Suming Qiu , Junjie Huang , Haijia Sun , Linyuan Qiu

Knowledge graphs (KGs) play a crucial role in many applications, such as question answering, but incompleteness is an urgent issue for their broad application. Much research in knowledge graph completion (KGC) has been performed to resolve…

人工智能 · 计算机科学 2023-01-10 Yinyu Lan , Shizhu He , Kang Liu , Jun Zhao

Knowledge graphs (KGs) are an important source repository for a wide range of applications and rule mining from KGs recently attracts wide research interest in the KG-related research community. Many solutions have been proposed for the…

人工智能 · 计算机科学 2022-02-22 Lihan Chen , Sihang Jiang , Jingping Liu , Chao Wang , Sheng Zhang , Chenhao Xie , Jiaqing Liang , Yanghua Xiao , Rui Song

Knowledge-Intensive Visual Grounding (KVG) requires models to localize objects using fine-grained, domain-specific entity names rather than generic referring expressions. Although Multimodal Large Language Models (MLLMs) possess rich entity…

计算机视觉与模式识别 · 计算机科学 2026-04-03 Xinyu Ma , Ziyang Ding , Zhicong Luo , Chi Chen , Zonghao Guo , Derek F. Wong , Zhen Zhao , Xiaoyi Feng , Maosong Sun

Recommender systems have become increasingly vital in our daily lives, helping to alleviate the problem of information overload across various user-oriented online services. The emergence of Large Language Models (LLMs) has yielded…

信息检索 · 计算机科学 2025-05-29 Shijie Wang , Wenqi Fan , Yue Feng , Shanru Lin , Xinyu Ma , Shuaiqiang Wang , Dawei Yin

Knowledge graph (KG) plays an increasingly important role in recommender systems. Recently, graph neural networks (GNNs) based model has gradually become the theme of knowledge-aware recommendation (KGR). However, there is a natural…

信息检索 · 计算机科学 2022-04-20 Ding Zou , Wei Wei , Xian-Ling Mao , Ziyang Wang , Minghui Qiu , Feida Zhu , Xin Cao

Navigating heterogeneous traffic environments with diverse driving styles poses a significant challenge for autonomous vehicles (AVs) due to their inherent complexity and dynamic interactions. This paper addresses this challenge by…

人工智能 · 计算机科学 2025-10-01 Qi Liu , Xueyuan Li , Zirui Li , Juhui Gim

Knowledge graph (KG) plays an increasingly important role to improve the recommendation performance and interpretability. A recent technical trend is to design end-to-end models based on information propagation schemes. However, existing…

信息检索 · 计算机科学 2022-04-12 Yuntao Du , Xinjun Zhu , Lu Chen , Baihua Zheng , Yunjun Gao

Retrieval-augmented generation (RAG) enables large language models (LLMs) to dynamically access external information, which is powerful for answering questions over previously unseen documents. Nonetheless, they struggle with high-level…

人工智能 · 计算机科学 2026-04-21 Chi-Hsiang Hsiao , Yi-Cheng Wang , Tzung-Sheng Lin , Yi-Ren Yeh , Chu-Song Chen

In general, multiple domain cyberspace security assessments can be implemented by reasoning user's permissions. However, while existing methods include some information from the physical and social domains, they do not provide a…

人工智能 · 计算机科学 2022-05-17 Lei Zhang , Yu Pan , Yi Liu , Qibin Zheng , Zhisong Pan

Reinforcement learning (RL) excels in various applications but struggles in dynamic environments where the underlying Markov decision process evolves. Continual reinforcement learning (CRL) enables RL agents to continually learn and adapt…

机器学习 · 计算机科学 2025-12-23 Xue Yang , Michael Schukat , Junlin Lu , Patrick Mannion , Karl Mason , Enda Howley

Knowledge representation learning (KRL) aims to represent entities and relations in knowledge graph in low-dimensional semantic space, which have been widely used in massive knowledge-driven tasks. In this article, we introduce the reader…

计算与语言 · 计算机科学 2018-12-31 Yankai Lin , Xu Han , Ruobing Xie , Zhiyuan Liu , Maosong Sun

Deep Reinforcement Learning (DRL) is a powerful framework for solving complex sequential decision-making problems, particularly in robotic control. However, its practical deployment is often hindered by the substantial amount of experience…

机器人学 · 计算机科学 2026-01-26 Lucía Güitta-López , Vincenzo Suriani , Jaime Boal , Álvaro J. López-López , Daniele Nardi

Incorporating knowledge graphs (KGs) as side information in recommendation has recently attracted considerable attention. Despite the success in general recommendation scenarios, prior methods may fall short of performance satisfaction for…

信息检索 · 计算机科学 2022-09-29 Xinni Zhang , Yankai Chen , Cuiyun Gao , Qing Liao , Shenglin Zhao , Irwin King

Continual learning in computer vision faces the critical challenge of catastrophic forgetting, where models struggle to retain prior knowledge while adapting to new tasks. Although recent studies have attempted to leverage the…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Xusheng Cao , Haori Lu , Linlan Huang , Fei Yang , Xialei Liu , Ming-Ming Cheng

The traditional recommendation systems mainly use offline user data to train offline models, and then recommend items for online users, thus suffering from the unreliable estimation of user preferences based on sparse and noisy historical…

信息检索 · 计算机科学 2021-10-14 Mengyuan Zhao , Xiaowen Huang , Lixi Zhu , Jitao Sang , Jian Yu