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Latent Factor Model (LFM) is one of the most successful methods for Collaborative filtering (CF) in the recommendation system, in which both users and items are projected into a joint latent factor space. Base on matrix factorization…

Information Retrieval · Computer Science 2021-05-19 Jiansheng Fang , Xiaoqing Zhang , Yan Hu , Yanwu Xu , Ming Yang , Jiang Liu

Large Language Model (LLM)-based agent systems are increasingly deployed for complex real-world tasks but remain vulnerable to natural language-based attacks that exploit over-privileged tool use. This paper aims to understand and mitigate…

Cryptography and Security · Computer Science 2026-01-21 Zimo Ji , Daoyuan Wu , Wenyuan Jiang , Pingchuan Ma , Zongjie Li , Yudong Gao , Shuai Wang , Yingjiu Li

Emerging 6G networks rely on complex cross-layer optimization, yet manually translating high-level intents into mathematical formulations remains a bottleneck. While Large Language Models (LLMs) offer promise, monolithic approaches often…

Artificial Intelligence · Computer Science 2026-01-28 Haoyun Li , Ming Xiao , Kezhi Wang , Robert Schober , Dong In Kim , Yong Liang Guan

Generating molecules that satisfy precise numeric constraints over multiple physicochemical properties is critical and challenging. Although large language models (LLMs) are expressive, they struggle with precise multi-objective control and…

Artificial Intelligence · Computer Science 2026-01-19 Yizhan Li , Florence Cloutier , Sifan Wu , Ali Parviz , Boris Knyazev , Yan Zhang , Glen Berseth , Bang Liu

Feature selection aims to preprocess the target dataset, find an optimal and most streamlined feature subset, and enhance the downstream machine learning task. Among filter, wrapper, and embedded-based approaches, the reinforcement learning…

Artificial Intelligence · Computer Science 2025-09-17 Weiliang Zhang , Xiaohan Huang , Yi Du , Ziyue Qiao , Qingqing Long , Zhen Meng , Yuanchun Zhou , Meng Xiao

Text summarization is a well-established task within the natural language processing (NLP) community. However, the focus on controllable summarization tailored to user requirements is gaining traction only recently. While several efforts…

Computation and Language · Computer Science 2024-11-05 Tathagato Roy , Rahul Mishra

Understanding long-form video content presents significant challenges due to its temporal complexity and the substantial computational resources required. In this work, we propose an agent-based approach to enhance both the efficiency and…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Sullam Jeoung , Goeric Huybrechts , Bhavana Ganesh , Aram Galstyan , Sravan Bodapati

People commonly leverage structured content to accelerate knowledge acquisition and research problem solving. Among these, roadmaps guide researchers through hierarchical subtasks to solve complex research problems step by step. Despite…

Computation and Language · Computer Science 2026-05-01 Jiacheng Liu , Zichen Tang , Zhongjun Yang , Xinyi Hu , Xueyuan Lin , Linwei Jia , Ruofei Bai , Rongjin Li , Shiyao Peng , Haocheng Gao , Haihong E

Feature transformation involves generating a new set of features from the original dataset to enhance the data's utility. In certain domains like material performance screening, dimensionality is large and collecting labels is expensive and…

Machine Learning · Computer Science 2025-05-01 Nanxu Gong , Xinyuan Wang , Wangyang Ying , Haoyue Bai , Sixun Dong , Haifeng Chen , Yanjie Fu

Increasingly, large language models (LLMs) are being used to automate workplace processes requiring a high degree of creativity. While much prior work has examined the creativity of LLMs, there has been little research on whether they can…

Computation and Language · Computer Science 2024-09-04 Antonio Laverghetta , Simone Luchini , Averie Linell , Roni Reiter-Palmon , Roger Beaty

Procedural Content Generation via Reinforcement Learning (PCGRL) offers a method for training controllable level designer agents without the need for human datasets, using metrics that serve as proxies for level quality as rewards. Existing…

Artificial Intelligence · Computer Science 2025-10-07 Sam Earle , Zehua Jiang , Eugene Vinitsky , Julian Togelius

Since the advent of Large Language Models (LLMs), various research based on such models have maintained significant academic attention and impact, especially in AI and robotics. In this paper, we propose a multi-agent framework with LLMs to…

Robotics · Computer Science 2025-05-12 Junhong Chen , Ziqi Yang , Haoyuan G Xu , Dandan Zhang , George Mylonas

The topic of Co-creation, i.e., AI agents interacting with humans to generate outputs (e.g., art), has gained significant attention recently. However, most studies focus on adult-human interactions in a digital setting. This paper explores…

Artificial Intelligence · Computer Science 2026-05-29 Arturo Valdivia , Paolo Burelli

The advancement of Large Language Model (LLM)-powered agents has enabled automated task processing through reasoning and tool invocation capabilities. However, existing frameworks often operate under the idealized assumption that tool…

Artificial Intelligence · Computer Science 2026-03-06 Zhipeng Chen , Zhongrui Zhang , Chao Zhang , Yifan Xu , Lan Yang , Jun Liu , Ke Li , Yi-Zhe Song

Large Language Model (LLM) agents have demonstrated remarkable capabilities in organizing and executing complex tasks, and many such agents are now widely used in various application scenarios. However, developing these agents requires…

Artificial Intelligence · Computer Science 2025-10-01 Chenglin Yu , Yang Yu , Songmiao Wang , Yucheng Wang , Yifan Yang , Jinjia Li , Ming Li , Hongxia Yang

Automated code generation driven by Large Lan- guage Models (LLMs) has enhanced development efficiency, yet generating complex application-level software code remains challenging. Multi-agent frameworks show potential, but existing methods…

Software Engineering · Computer Science 2025-10-24 Qian Xiong , Bo Yang , Weisong Sun , Yiran Zhang , Tianlin Li , Yang Liu , Zhi Jin

The representation of feature space is a crucial environment where data points get vectorized and embedded for subsequent modeling. Thus the efficacy of machine learning (ML) algorithms is closely related to the quality of feature…

Machine Learning · Computer Science 2026-01-12 Xinhao Zhang , Jinghan Zhang , Banafsheh Rekabdar , Yuanchun Zhou , Pengfei Wang , Kunpeng Liu

We present MOSAIC, a multi-agent Large Language Model (LLM) framework for solving challenging scientific coding tasks. Unlike general-purpose coding, scientific workflows require algorithms that are rigorous, interconnected with deep domain…

Computation and Language · Computer Science 2026-05-05 Siddeshwar Raghavan , Tanwi Mallick

Recent advancements in Large Generative Models (LGMs) have revolutionized multi-modal generation. However, generating illustrated storybooks remains an open challenge, where prior works mainly decompose this task into separate stages, and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Bo Gao , Chang Liu , Yuyang Miao , Siyuan Ma , Ser-Nam Lim

Novel object synthesis by integrating distinct textual concepts from diverse categories remains a significant challenge in Text-to-Image (T2I) generation. Existing methods often suffer from insufficient concept mixing, lack of rigorous…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Jun Li , Zikun Chen , Haibo Chen , Shuo Chen , Jian Yang
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