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Sequential recommender systems (SRS) aim to predict users' subsequent choices based on their historical interactions and have found applications in diverse fields such as e-commerce and social media. However, in real-world systems, most…

信息检索 · 计算机科学 2024-11-04 Qidong Liu , Xian Wu , Yejing Wang , Zijian Zhang , Feng Tian , Yefeng Zheng , Xiangyu Zhao

Large Language Models (LLMs) have demonstrated strong generalization across a wide range of tasks. Reasoning with LLMs is central to solving multi-step problems and complex decision-making. To support efficient reasoning, recent studies…

计算与语言 · 计算机科学 2025-09-03 Jindong Li , Yali Fu , Li Fan , Jiahong Liu , Yao Shu , Chengwei Qin , Menglin Yang , Irwin King , Rex Ying

Table images present unique challenges for effective and efficient understanding due to the need for question-specific focus and the presence of redundant background regions. Existing Multimodal Large Language Model (MLLM) approaches often…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Jongha Kim , Minseong Bae , Sanghyeok Lee , Jinsung Yoon , Hyunwoo J. Kim

Prompt optimization automatically refines prompting expressions, unlocking the full potential of LLMs in downstream tasks. However, current prompt optimization methods are costly to train and lack sufficient interpretability. This paper…

计算与语言 · 计算机科学 2024-12-23 Yajing Wang , Zongwei Luo , Jingzhe Wang , Zhanke Zhou , Yongqiang Chen , Bo Han

Deep learning is moving towards increasingly sophisticated optimization objectives that employ higher-order functions, such as integration, continuous optimization, and root-finding. Since differentiable programming frameworks such as…

编程语言 · 计算机科学 2021-04-15 Benjamin Sherman , Jesse Michel , Michael Carbin

Slack and margin rescaling are variants of the structured output SVM, which is frequently applied to problems in computer vision such as image segmentation, object localization, and learning parts based object models. They define convex…

机器学习 · 计算机科学 2017-08-11 Matthew B. Blaschko

Large Language Models (LLMs) demonstrate substantial accuracy gains when augmented with reasoning modes such as chain-of-thought and inference-time scaling. However, reasoning also incurs significant costs in inference latency and token…

新兴技术 · 计算机科学 2025-10-13 Chen Wang , Xunzhuo Liu , Yuhan Liu , Yue Zhu , Xiangxi Mo , Junchen Jiang , Huamin Chen

In this paper, we show that theory of processes can be reduced to the theory of spatial logic. Firstly, we propose a spatial logic SL for higher order pi-calculus, and give an inference system of SL. The soundness and incompleteness of SL…

计算机科学中的逻辑 · 计算机科学 2012-11-20 Zining Cao

Large Language Models (LLMs) have benefited enormously from scaling, yet these gains are bounded by five fundamental limitations: (1) hallucination, (2) context compression, (3) reasoning degradation, (4) retrieval fragility, and (5)…

Large Language Models (LLMs) have demonstrated strong capabilities in various natural language processing tasks; however, their application to graph-related problems remains limited, primarily due to scalability constraints and the absence…

机器学习 · 计算机科学 2025-05-08 Hyun Lee , Chris Yi , Maminur Islam , B. D. S. Aritra

Motivated by the substantial achievements observed in Large Language Models (LLMs) in the field of natural language processing, recent research has commenced investigations into the application of LLMs for complex, long-horizon sequential…

机器人学 · 计算机科学 2023-08-29 Zhehua Zhou , Jiayang Song , Kunpeng Yao , Zhan Shu , Lei Ma

Low-rank and sparse composite approximation is a natural idea to compress Large Language Models (LLMs). However, such an idea faces two primary challenges that adversely affect the performance of existing methods. The first challenge…

机器学习 · 计算机科学 2026-02-27 Changhai Zhou , Qian Qiao , Yuhua Zhou , Yuxin Wu , Shichao Weng , Weizhong Zhang , Cheng Jin

Explicit chain-of-thought (CoT) reasoning substantially improves the reasoning ability of large language models (LLMs), but incurs high inference cost due to lengthy autoregressive traces. Existing latent reasoning methods offer a promising…

计算与语言 · 计算机科学 2026-05-26 Hui Xie , Jie Liu , Ziyue Qiao , Joaquin Vanschore

Large Language Models (LLMs) are gaining significant popularity in recent years for specialized tasks using prompts due to their low computational cost. Standard methods like prefix tuning utilize special, modifiable tokens that lack…

Statutory law retrieval is a typical problem in legal language processing, that has various practical applications in law engineering. Modern deep learning-based retrieval methods have achieved significant results for this problem. However,…

计算与语言 · 计算机科学 2024-10-17 Hai-Long Nguyen , Tan-Minh Nguyen , Duc-Minh Nguyen , Thi-Hai-Yen Vuong , Ha-Thanh Nguyen , Xuan-Hieu Phan

Small language models (SLMs) offer computational efficiency for scalable deployment, yet they often fall short of the reasoning power exhibited by their larger counterparts (LLMs). To mitigate this gap, current approaches invoke an LLM to…

计算与语言 · 计算机科学 2026-04-30 Wenxuan Ye , Yangyang Zhang , Xueli An , Georg Carle , Yunpu Ma

Large Language Models (LLMs) have shown exciting performance in listwise passage ranking. Due to the limited input length, existing methods often adopt the sliding window strategy. Such a strategy, though effective, is inefficient as it…

信息检索 · 计算机科学 2024-12-20 Wenhan Liu , Xinyu Ma , Yutao Zhu , Ziliang Zhao , Shuaiqiang Wang , Dawei Yin , Zhicheng Dou

Large Language Models (LLMs) have demonstrated promising capabilities in solving mathematical reasoning tasks, leveraging Chain-of-Thought (CoT) data as a vital component in guiding answer generation. Current paradigms typically generate…

计算与语言 · 计算机科学 2025-03-20 Honglin Lin , Zhuoshi Pan , Yu Li , Qizhi Pei , Xin Gao , Mengzhang Cai , Conghui He , Lijun Wu

In (Ferrucci, Pacini and Sessa, 1995) an extended form of resolution, called Reduced SLD resolution (RSLD), is introduced. In essence, an RSLD derivation is an SLD derivation such that redundancy elimination from resolvents is performed…

编程语言 · 计算机科学 2007-05-23 F. Ferrucci , G. Pacini , M. I. Sessa

System Level Synthesis (SLS) allows us to construct internally stabilizing controllers for large-scale systems. However, solving large-scale SLS problems is computationally expensive and the state-of-the-art methods consider only state…

最优化与控制 · 数学 2022-06-07 Lauren Conger , Shih-Hao Tseng