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Natural spatiotemporal processes can be highly non-stationary in many ways, e.g. the low-level non-stationarity such as spatial correlations or temporal dependencies of local pixel values; and the high-level variations such as the…

Machine Learning · Computer Science 2019-04-23 Yunbo Wang , Jianjin Zhang , Hongyu Zhu , Mingsheng Long , Jianmin Wang , Philip S Yu

Memory is a critical component in large language model (LLM)-based agents, enabling them to store and retrieve past executions to improve task performance over time. In this paper, we conduct an empirical study on how memory management…

Artificial Intelligence · Computer Science 2025-10-14 Zidi Xiong , Yuping Lin , Wenya Xie , Pengfei He , Zirui Liu , Jiliang Tang , Himabindu Lakkaraju , Zhen Xiang

Test-time scaling has emerged as an effective way to improve language models on challenging reasoning tasks. However, most existing methods treat each problem in isolation and do not systematically reuse knowledge from prior reasoning…

Computation and Language · Computer Science 2026-04-21 Di Wu , Devendra Singh Sachan , Wen-tau Yih , Mingda Chen

Blind face restoration (BFR) is a challenging problem because of the uncertainty of the degradation patterns. This paper proposes a Restoration with Memorized Modulation (RMM) framework for universal BFR in diverse degraded scenes and…

Computer Vision and Pattern Recognition · Computer Science 2021-10-05 Jia Li , Huaibo Huang , Xiaofei Jia , Ran He

Long Short-Term Memory (LSTM) units have the ability to memorise and use long-term dependencies between inputs to generate predictions on time series data. We introduce the concept of modifying the cell state (memory) of LSTMs using…

Machine Learning · Computer Science 2021-05-04 Vlad Velici , Adam Prügel-Bennett

Explosive demands for LLMs often cause user queries to accumulate in server queues, requiring efficient routing (query-LLM matching) and scheduling (query prioritization) mechanisms. Several online algorithms are being deployed, but they…

Machine Learning · Computer Science 2026-02-03 Seoungbin Bae , Junyoung Son , Dabeen Lee

Programmers using native languages such as C, C++, or Rust can implement custom memory allocation strategies to improve execution time. In their paper titled "Reconsidering Custom Memory Allocation" almost 25 years ago, Berger et al. showed…

Programming Languages · Computer Science 2026-05-19 Nicolas van Kempen , Emery D. Berger

Crary and Sullivan's Relaxed Memory Calculus (RMC) proposed a new declarative approach for writing low-level shared memory concurrent programs in the presence of modern relaxed-memory multi-processor architectures and optimizing compilers.…

Programming Languages · Computer Science 2019-04-12 Michael J. Sullivan , Karl Crary , Salil Joshi

Large language models (LLMs) have emerged as effective action policies for sequential decision-making (SDM) tasks due to their extensive prior knowledge. However, this broad yet general knowledge is often insufficient for specific…

Machine Learning · Computer Science 2025-10-01 Xue Yan , Zijing Ou , Mengyue Yang , Yan Song , Haifeng Zhang , Yingzhen Li , Jun Wang

Large language model agents increasingly depend on memory to sustain long horizon interaction, but existing frameworks remain limited. Most expose only a few basic primitives such as encode, retrieve, and delete, while higher order…

Computation and Language · Computer Science 2025-10-24 Yi Wang , Lihai Yang , Boyu Chen , Gongyi Zou , Kerun Xu , Bo Tang , Feiyu Xiong , Siheng Chen , Zhiyu Li

Memory-augmented LLM agents maintain external memory banks to support long-horizon interaction, yet most existing systems treat construction, retrieval, and utilization as isolated subroutines. This creates two coupled challenges: strategic…

Artificial Intelligence · Computer Science 2026-03-20 Minhua Lin , Zhiwei Zhang , Hanqing Lu , Hui Liu , Xianfeng Tang , Qi He , Xiang Zhang , Suhang Wang

Large language models (LLMs) face inherent limitations in memory, including restricted context windows, long-term knowledge forgetting, redundant information accumulation, and hallucination generation. These issues severely constrain…

Artificial Intelligence · Computer Science 2026-03-20 Deliang Wen , Ke Sun

Large Language Models (LLMs) often struggle with dynamically changing knowledge and handling unknown static information. Retrieval-Augmented Generation (RAG) is employed to tackle these challenges and has a significant impact on improving…

Computation and Language · Computer Science 2025-09-18 Zhen Zhang , Xinyu Wang , Yong Jiang , Zile Qiao , Zhuo Chen , Guangyu Li , Feiteng Mu , Mengting Hu , Pengjun Xie , Fei Huang

Recent advances in prompt optimization, exemplified by methods such as TextGrad, enable automatic, gradient-like refinement of textual prompts to enhance the performance of large language models (LLMs) on specific downstream tasks. However,…

Artificial Intelligence · Computer Science 2025-08-27 Chunlong Wu , Zhibo Qu

This paper develops a memory-efficient approach for Sequential Pattern Mining (SPM), a fundamental topic in knowledge discovery that faces a well-known memory bottleneck for large data sets. Our methodology involves a novel hybrid trie data…

Databases · Computer Science 2024-07-30 Amin Hosseininasab , Willem-Jan van Hoeve , Andre A. Cire

Multimodal Large Language Models (MLLMs) have shown immense promise in universal multimodal retrieval, which aims to find relevant items of various modalities for a given query. But their practical application is often hindered by the…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Qi Li , Yanzhe Zhao , Yongxin Zhou , Yameng Wang , Yandong Yang , Yuanjia Zhou , Jue Wang , Zuojian Wang , Jinxiang Liu

Concept Bottleneck Models (CBMs) map the black-box visual representations extracted by deep neural networks onto a set of interpretable concepts and use the concepts to make predictions, enhancing the transparency of the decision-making…

Machine Learning · Computer Science 2024-04-18 Chenming Shang , Shiji Zhou , Hengyuan Zhang , Xinzhe Ni , Yujiu Yang , Yuwang Wang

Memory profiling captures programs' dynamic memory behavior, assisting programmers in debugging, tuning, and enabling advanced compiler optimizations like speculation-based automatic parallelization. As each use case demands its unique…

Performance · Computer Science 2023-11-07 Ziyang Xu , Yebin Chon , Yian Su , Zujun Tan , Sotiris Apostolakis , Simone Campanoni , David I. August

In this article, we present a novel approach for block-structured adaptive mesh refinement (AMR) that is suitable for extreme-scale parallelism. All data structures are designed such that the size of the meta data in each distributed…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-07-24 Florian Schornbaum , Ulrich Rüde

Reward models (RMs) are central to aligning large language models (LLMs) with human preferences, powering RLHF and advanced decoding strategies. While most prior work focuses on single-step generation, real-world applications increasingly…

Artificial Intelligence · Computer Science 2026-04-21 Xingyu Fan , Wei Shao , Jiacheng Liu , Linqi Song , Pheng Ann Heng