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Accounting for the fact that users have different sequential patterns, the main drawback of state-of-the-art recommendation strategies is that a fixed sequence length of user-item interactions is required as input to train the models. This…

Information Retrieval · Computer Science 2021-08-04 Stefanos Antaris , Dimitrios Rafailidis

The increasing demand for connected vehicular services poses significant challenges for AI-based network and service management due to the high volume and rapid variability of network state information. Traditional management and control…

Existing Collaborative Filtering (CF) methods are mostly designed based on the idea of matching, i.e., by learning user and item embeddings from data using shallow or deep models, they try to capture the associative relevance patterns in…

Information Retrieval · Computer Science 2021-05-04 Hanxiong Chen , Shaoyun Shi , Yunqi Li , Yongfeng Zhang

Recent advancements in Multimodal Large Language Models (MLLMs) have significantly enhanced cross-modal understanding and reasoning by incorporating Chain-of-Thought (CoT) reasoning in the semantic space. Building upon this, recent studies…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Chengzhi Liu , Yuzhe Yang , Yue Fan , Qingyue Wei , Sheng Liu , Xin Eric Wang

Through deep learning and computer vision techniques, driving manoeuvres can be predicted accurately a few seconds in advance. Even though adapting a learned model to new drivers and different vehicles is key for robust driver-assistance…

Machine Learning · Computer Science 2019-03-12 Michele Tonutti , Emanuele Ruffaldi , Alessandro Cattaneo , Carlo Alberto Avizzano

Personalized alignment is crucial for enabling Large Language Models (LLMs) to engage effectively in user-centric interactions. However, current methods face a dual challenge: they fail to infer users' deep implicit preferences (including…

Artificial Intelligence · Computer Science 2026-04-29 Peiming Li , Zhiyuan Hu , Yang Tang , Shiyu Li , Xi Chen

Recently, long-thought reasoning models achieve strong performance on complex reasoning tasks, but often incur substantial inference overhead, making efficiency a critical concern. Our empirical analysis reveals that the benefit of using…

Artificial Intelligence · Computer Science 2025-05-22 Haotian Luo , Haiying He , Yibo Wang , Jinluan Yang , Rui Liu , Naiqiang Tan , Xiaochun Cao , Dacheng Tao , Li Shen

Reservoir computers (RCs) provide a computationally efficient alternative to deep learning while also offering a framework for incorporating brain-inspired computational principles. By using an internal neural network with random, fixed…

Neural and Evolutionary Computing · Computer Science 2025-04-18 Keshav Srinivasan , Dietmar Plenz , Michelle Girvan

Enhancing the performance of trajectory planners for lane - changing vehicles is one of the key challenges in autonomous driving within human - machine mixed traffic. Most existing studies have not incorporated human drivers' prior…

Robotics · Computer Science 2025-12-23 Cailin Lei , Haiyang Wu , Yuxiong Ji , Xiaoyu Cai , Yuchuan Du

Reasoning in large language models is predominantly evaluated through labeled benchmarks, conflating task performance with the quality of internal inference. Here we study reasoning as an intrinsic dynamical process by examining the…

Chain-of-thought (CoT) prompting is a popular in-context learning (ICL) approach for large language models (LLMs), especially when tackling complex reasoning tasks. Traditional ICL approaches construct prompts using examples that contain…

Computation and Language · Computer Science 2025-06-23 Zifan Xu , Haozhu Wang , Dmitriy Bespalov , Xian Wu , Peter Stone , Yanjun Qi

Chain-of-Thought (CoT) reasoning enhances Large Language Models (LLMs) by prompting intermediate steps, improving accuracy and robustness in arithmetic, logic, and commonsense tasks. However, this benefit comes with high computational…

Software Engineering · Computer Science 2026-03-11 Kerui Huang , Shuhan Liu , Xing Hu , Tongtong Xu , Lingfeng Bao , Xin Xia

Making the right decision in traffic is a challenging task that is highly dependent on individual preferences as well as the surrounding environment. Therefore it is hard to model solely based on expert knowledge. In this work we use Deep…

Machine Learning · Computer Science 2020-02-04 Peter Wolf , Karl Kurzer , Tobias Wingert , Florian Kuhnt , J. Marius Zöllner

Rare-event prediction is critical in domains such as healthcare, finance, reliability engineering, customer support, aviation safety, where positive outcomes are infrequent yet potentially catastrophic. Extreme class imbalance biases…

Machine Learning · Computer Science 2026-01-26 Vitaly Bulgakov , Alexander Turchin

Recent advances in Multimodal Large Language Models (MLLMs) have shown impressive reasoning capabilities across vision-language tasks, yet still face the challenge of compute-difficulty mismatch. Through empirical analyses, we identify that…

Machine Learning · Computer Science 2026-03-17 Huijie Guo , Jingyao Wang , Lingyu Si , Jiahuan Zhou , Changwen Zheng , Wenwen Qiang

Generative Recommendation (GR) has become a promising end-to-end approach with high FLOPS utilization for resource-efficient recommendation. Despite the effectiveness, we show that current GR models suffer from a critical \textbf{bias…

Information Retrieval · Computer Science 2026-02-05 Xinyu Lin , Pengyuan Liu , Wenjie Wang , Yicheng Hu , Chen Xu , Fuli Feng , Qifan Wang , Tat-Seng Chua

For the non-stationary multi-armed bandit (MAB) problem, many existing methods allow a general mechanism for the non-stationarity, but rely on a budget for the non-stationarity that is sub-linear to the total number of time steps $T$. In…

Machine Learning · Computer Science 2025-03-03 Anna L. Trella , Walter Dempsey , Asim H. Gazi , Ziping Xu , Finale Doshi-Velez , Susan A. Murphy

Due to the powerful vision-language reasoning and generalization abilities, multimodal large language models (MLLMs) have garnered significant attention in the field of end-to-end (E2E) autonomous driving. However, their application to…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Xueyi Liu , Zuodong Zhong , Yuxin Guo , Yun-Fu Liu , Zhiguo Su , Qichao Zhang , Junli Wang , Yinfeng Gao , Yupeng Zheng , Qiao Lin , Huiyong Chen , Dongbin Zhao

Improving the reasoning abilities of large language models (LLMs) has largely relied on iterative self-training with model-generated data. While effective at boosting accuracy, existing approaches primarily reinforce successful reasoning…

Computation and Language · Computer Science 2026-01-13 Jewon Yeom , Jaewon Sok , Seonghyeon Park , Jeongjae Park , Taesup Kim

Large Language Models (LLMs) increasingly rely on multi-turn reasoning and interaction, such as adaptive retrieval-augmented generation (RAG) and ReAct-style agents, to answer difficult questions. These methods improve accuracy by…

Computation and Language · Computer Science 2026-04-07 Xiaofan Zhou , Huy Nguyen , Bo Yu , Chenxi Liu , Lu Cheng
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