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Large Language Models face significant challenges in maintaining coherent interactions over extended dialogues due to their limited contextual memory. This limitation often leads to fragmented exchanges and reduced relevance in responses,…

Machine Learning · Computer Science 2025-06-24 Haseeb Ullah Khan Shinwari , Muhammad Usama

AI applications increasingly depend on long-context inference, where LLMs consume substantial context to support stronger reasoning. Common examples include retrieval-augmented generation, agent memory layers, and multi-agent orchestration.…

Machine Learning · Computer Science 2026-05-07 Yinsicheng Jiang , Yeqi Huang , Liang Cheng , Cheng Deng , Xuan Sun , Luo Mai

Large Language Models (LLMs) have demonstrated impressive fluency and task competence in conversational settings. However, their effectiveness in multi-session and long-term interactions is hindered by limited memory persistence. Typical…

Computation and Language · Computer Science 2025-08-19 Maitreyi Chatterjee , Devansh Agarwal

Large Language Models (LLMs) have become integral to software engineering workflows, yet their effectiveness degrades significantly in multi-turn conversations. Recent studies demonstrate an average 39% performance drop when instructions…

Software Engineering · Computer Science 2025-12-17 Bhargav Chickmagalur Nanjundappa , Spandan Maaheshwari

Multi-turn dialogues are essential in many real-world applications of large language models, such as chatbots and virtual assistants. As conversation histories become longer, existing large language models face increasing computational and…

Computation and Language · Computer Science 2025-09-29 Haoyang Li , Zhanchao Xu , Yiming Li , Xuejia Chen , Darian Li , Anxin Tian , Qingfa Xiao , Cheng Deng , Jun Wang , Qing Li , Lei Chen , Mingxuan Yuan

The transformer's context window is vital for tasks such as few-shot learning and conditional generation as it preserves previous tokens for active memory. However, as the context lengths increase, the computational costs grow…

Computation and Language · Computer Science 2025-04-01 Jeffrey Willette , Heejun Lee , Youngwan Lee , Myeongjae Jeon , Sung Ju Hwang

Large Language Models (LLMs) are widely used in generative applications such as chatting, code generation, and reasoning. However, many realworld workloads such as classification, question answering, recommendation, and text embedding rely…

Computation and Language · Computer Science 2025-11-13 Dinghong Song , Yuan Feng , Yiwei Wang , Shangye Chen , Cyril Guyot , Filip Blagojevic , Hyeran Jeon , Pengfei Su , Dong Li

As Large Language Models (LLMs) become increasingly popular, caching responses so that they can be reused by users with semantically similar queries has become a vital strategy for reducing inference costs and latency. Existing caching…

Machine Learning · Computer Science 2026-04-23 Baran Atalar , Xutong Liu , Jinhang Zuo , Siwei Wang , Wei Chen , Carlee Joe-Wong

Translating conversational text, particularly in customer support contexts, presents unique challenges due to its informal and unstructured nature. We propose a context-aware LLM translation system that leverages conversation summarization…

Computation and Language · Computer Science 2024-10-23 Mingi Sung , Seungmin Lee , Jiwon Kim , Sejoon Kim

Large-scale human mobility simulation is critical for applications such as urban planning, epidemiology, and transportation analysis. Recent works treat large language models (LLMs) as human agents to simulate realistic mobility behaviors…

Artificial Intelligence · Computer Science 2026-02-20 Hua Yan , Heng Tan , Yingxue Zhang , Yu Yang

In long-text speech synthesis, current approaches typically convert text to speech at the sentence-level and concatenate the results to form pseudo-paragraph-level speech. These methods overlook the contextual coherence of paragraphs,…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-21 Zhipeng Li , Xiaofen Xing , Jingyuan Xing , Hangrui Hu , Heng Lu , Xiangmin Xu

Deploying Large Language Model (LLM) services at the edge benefits latency-sensitive and privacy-aware applications. However, the stateless nature of LLMs makes managing user context (e.g., sessions, preferences) across geo-distributed edge…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-04-09 Mohammadreza Malekabbasi , Minghe Wang , David Bermbach

Large Language Models (LLMs) are increasingly vulnerable to sophisticated multi-turn manipulation attacks, where adversaries strategically build context through seemingly benign conversational turns to circumvent safety measures and elicit…

Cryptography and Security · Computer Science 2025-03-21 Prashant Kulkarni , Assaf Namer

Precisely understanding users' contextual search intent has been an important challenge for conversational search. As conversational search sessions are much more diverse and long-tailed, existing methods trained on limited data still show…

Information Retrieval · Computer Science 2023-10-23 Kelong Mao , Zhicheng Dou , Fengran Mo , Jiewen Hou , Haonan Chen , Hongjin Qian

Concept learning is a form of supervised machine learning that operates on knowledge bases in description logics. State-of-the-art concept learners often rely on an iterative search through a countably infinite concept space. In each…

Machine Learning · Statistics 2026-03-13 Louis Mozart Kamdem Teyou , Caglar Demir , Axel-Cyrille Ngonga Ngomo

In order for large language models to achieve true conversational continuity and benefit from experiential learning, they need memory. While research has focused on the development of complex memory systems, it remains unclear which types…

Computation and Language · Computer Science 2025-12-09 Alessandra Terranova , Björn Ross , Alexandra Birch

We present Prompt Cache, an approach for accelerating inference for large language models (LLM) by reusing attention states across different LLM prompts. Many input prompts have overlapping text segments, such as system messages, prompt…

Computation and Language · Computer Science 2024-04-26 In Gim , Guojun Chen , Seung-seob Lee , Nikhil Sarda , Anurag Khandelwal , Lin Zhong

Large language model (LLM) agents increasingly operate over long and recurring external contexts, like document corpora and code repositories. Across invocations, existing approaches preserve either the agent's trajectory, passive access to…

Artificial Intelligence · Computer Science 2026-05-20 Zhuohan Gu , Qizheng Zhang , Omar Khattab , Samuel Madden

Large language models (LLMs) achieved remarkable performance across various tasks. However, they face challenges in managing long documents and extended conversations, due to significantly increased computational requirements, both in…

Computation and Language · Computer Science 2023-10-11 Yucheng Li , Bo Dong , Chenghua Lin , Frank Guerin

Memory retention challenges in deep neural architectures have ongoing limitations in the ability to process and recall extended contextual information. Token dependencies degrade as sequence length increases, leading to a decline in…

Computation and Language · Computer Science 2025-03-26 Frederick Dillon , Gregor Halvorsen , Simon Tattershall , Magnus Rowntree , Gareth Vanderpool