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Related papers: HyMem: Hybrid Memory Architecture with Dynamic Ret…

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Large Language Model (LLM) has exhibited strong reasoning ability in text-based contexts across various domains, yet the limitation of context window poses challenges for the model on long-range inference tasks and necessitates a memory…

Information Retrieval · Computer Science 2026-03-11 Mengwei Yuan , Jianan Liu , Jing Yang , Xianyou Li , Weiran Yan , Yichao Wu , Penghao Liang

Large language models face challenges in long-context question answering, where key evidence of a query may be dispersed across millions of tokens. Existing works equip large language models with a memory buffer that is dynamically updated…

Computation and Language · Computer Science 2026-03-03 Yaorui Shi , Yuxin Chen , Siyuan Wang , Sihang Li , Hengxing Cai , Qi Gu , Xiang Wang , An Zhang

Hybrid sequence models that combine efficient Transformer components with linear sequence modeling blocks are a promising alternative to pure Transformers, but most are still pretrained from scratch and therefore fail to reuse existing…

Long-horizon LLM agents require memory systems that remain accurate under fixed context budgets. However, existing systems struggle with two persistent challenges in long-term dialogue: (i) \textbf{disconnected evidence}, where multi-hop…

Effective memory management is essential for large language model (LLM) agents handling long-term interactions. Current memory frameworks typically treat agents as passive "recorders" and retrieve information without understanding its…

Computation and Language · Computer Science 2026-03-03 Xiaohui Zhang , Zequn Sun , Chengyuan Yang , Yaqin Jin , Yazhong Zhang , Wei Hu

Modern LLM-based agents and chat assistants rely on long-term memory frameworks to store reusable knowledge, recall user preferences, and augment reasoning. As researchers create more complex memory architectures, it becomes increasingly…

Machine Learning · Computer Science 2026-05-25 Alina Shutova , Alexandra Olenina , Ivan Vinogradov , Anton Sinitsin

Memory plays a pivotal role in enabling large language model~(LLM)-based agents to engage in complex and long-term interactions, such as question answering (QA) and dialogue systems. While various memory modules have been proposed for these…

Computation and Language · Computer Science 2024-12-23 Ruihong Zeng , Jinyuan Fang , Siwei Liu , Zaiqiao Meng

Large Language Models (LLMs) have made significant progress in dialogue, yet redundant memory contexts severely limit their effectiveness in long-term dialogue agents. External memory systems have been proposed to improve memory…

Information Retrieval · Computer Science 2026-05-28 Tan Wang , Yunwei Dong

To enable reliable long-term interaction, LLM agents require a memory system that can faithfully store, efficiently retrieve, and deeply reason over accumulated dialogue history. Most existing methods adopt an extracted fact based paradigm:…

Computation and Language · Computer Science 2026-05-20 Jingwei Sun , Jianing Zhu , Jiangchao Yao , Tongliang Liu , Bo Han

Large language models (LLMs) are increasingly deployed as intelligent agents that reason, plan, and interact with their environments. To effectively scale to long-horizon scenarios, a key capability for such agents is a memory mechanism…

Artificial Intelligence · Computer Science 2026-01-09 Yuyang Hu , Jiongnan Liu , Jiejun Tan , Yutao Zhu , Zhicheng Dou

Agentic memory systems have become critical for enabling LLM agents to maintain long-term context and retrieve relevant information efficiently. However, existing memory frameworks suffer from a fundamental limitation: they perform…

Computation and Language · Computer Science 2026-01-14 Anxin Tian , Yiming Li , Xing Li , Hui-Ling Zhen , Lei Chen , Xianzhi Yu , Zhenhua Dong , Mingxuan Yuan

Large language models (LLMs) have advanced the field of artificial intelligence (AI) and are a powerful enabler for interactive systems. However, they still face challenges in long-term interactions that require adaptation towards the user…

Artificial Intelligence · Computer Science 2025-05-20 Rebecca Westhäußer , Frederik Berenz , Wolfgang Minker , Sebastian Zepf

Deploying Multimodal Large Language Models as the brain of embodied agents remains challenging, particularly under long-horizon observations and limited context budgets. Existing memory assisted methods often rely on textual summaries,…

Robotics · Computer Science 2026-03-03 Ji Li , Bo Wang , Jing Xia , Mingyi Li , Shiyan Hu

External memory systems are pivotal for enabling Large Language Model (LLM) agents to maintain persistent knowledge and perform long-horizon decision-making. Existing paradigms typically follow a two-stage process: computationally expensive…

Machine Learning · Computer Science 2026-04-27 Xiucheng Xu , Bingbing Xu , Xueyun Tian , Zihe Huang , Rongxin Chen , Yunfan Li , Huawei Shen

Large Language Models (LLMs) are constrained by their inability to process lengthy inputs, resulting in the loss of critical historical information. To address this limitation, in this paper, we propose the Self-Controlled Memory (SCM)…

Computation and Language · Computer Science 2025-03-19 Bing Wang , Xinnian Liang , Jian Yang , Hui Huang , Shuangzhi Wu , Peihao Wu , Lu Lu , Zejun Ma , Zhoujun Li

As Large Language Models (LLMs) evolve from static dialogue interfaces to autonomous general agents, effective memory is paramount to ensuring long-term consistency. However, existing benchmarks primarily focus on casual conversation or…

Computation and Language · Computer Science 2026-01-13 Haonan Bian , Zhiyuan Yao , Sen Hu , Zishan Xu , Shaolei Zhang , Yifu Guo , Ziliang Yang , Xueran Han , Huacan Wang , Ronghao Chen

Existing memory-augmented LLM agents often treat memory as a static repository with pre-defined representations and fixed retrieval pipelines, which is brittle in dynamic agentic environments where feedback, task variation, and…

Although Transformers with fully connected self-attentions are powerful to model long-term dependencies, they are struggling to scale to long texts with thousands of words in language modeling. One of the solutions is to equip the model…

Computation and Language · Computer Science 2022-04-27 Haozhe Ji , Rongsheng Zhang , Zhenyu Yang , Zhipeng Hu , Minlie Huang

Memory systems address the challenge of context loss in Large Language Model during prolonged interactions. However, compared to human cognition, the efficacy of these systems in processing emotion-related information remains inconclusive.…

Computation and Language · Computer Science 2026-03-02 Peng Liu , Zhen Tao , Jihao Zhao , Ding Chen , Yansong Zhang , Cuiping Li , Zhiyu Li , Hong Chen

Large language models (LLMs) operate within fixed context windows that fundamentally limit conversational continuity. When context fills, compaction discards history irreversibly; when sessions end, all memory resets to zero. Existing…

Information Retrieval · Computer Science 2026-05-21 Rajendra Narayan Jena , Rajan Padmanabhan , Sankar Arumugam