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Large language models (LLMs) have demonstrated their significant potential to be applied for addressing various application tasks. However, traditional recommender systems continue to face great challenges such as poor interactivity and…

Information Retrieval · Computer Science 2023-04-05 Yunfan Gao , Tao Sheng , Youlin Xiang , Yun Xiong , Haofen Wang , Jiawei Zhang

Multi-agent systems (MAS) extend large language models (LLMs) from independent single-model reasoning to coordinative system-level intelligence. While existing LLM agents depend on text-based mediation for reasoning and communication, we…

Computation and Language · Computer Science 2025-12-09 Jiaru Zou , Xiyuan Yang , Ruizhong Qiu , Gaotang Li , Katherine Tieu , Pan Lu , Ke Shen , Hanghang Tong , Yejin Choi , Jingrui He , James Zou , Mengdi Wang , Ling Yang

Large Language Models (LLMs) have emerged as a new paradigm for recommendation by converting interacted item history into language modeling. However, constrained by the limited context length of LLMs, existing approaches have to truncate…

Information Retrieval · Computer Science 2025-05-20 Jiayi Liao , Ruobing Xie , Sihang Li , Xiang Wang , Xingwu Sun , Zhanhui Kang , Xiangnan He

Recent advances in Large Language Models (LLMs) allow agents to execute complex natural language tasks. Many LLM applications, such as support agents, teaching assistants, and interactive bots, involve multi-turn conversations. However, it…

Computation and Language · Computer Science 2026-03-05 David Kogan , Sam Nguyen , Masanori Suzuki , Feiyang Chen

Conversational agents based on Large Language Models (LLMs) have recently emerged as powerful tools for human-computer interaction. Nevertheless, their black-box nature implies challenges in predictability and a lack of personalization,…

Computation and Language · Computer Science 2026-04-07 Barbara Gendron , Gaël Guibon , Mathieu d'Aquin

Large Language Models (LLMs) are increasingly integrated into everyday applications, but their prevalent cloud-based deployment raises growing concerns around data privacy and long-term sustainability. Running LLMs locally on mobile and…

Machine Learning · Computer Science 2025-10-08 Haoxin Wang , Xiaolong Tu , Hongyu Ke , Huirong Chai , Dawei Chen , Kyungtae Han

Large language models (LLMs) deliver impressive capabilities but incur substantial inference latency and cost, which hinders their deployment in latency-sensitive and resource-constrained scenarios. Cloud-edge-device collaborative inference…

Artificial Intelligence · Computer Science 2026-03-24 Haoyu Qiao , Hao Zhang , Shanwen Mao , Siyao Cheng , Jie Liu

Unified multimodal models (UMMs) have achieved remarkable progress yet remain constrained by a single-turn interaction paradigm, effectively functioning as solvers for independent requests rather than assistants in continuous dialogue. To…

Computer Vision and Pattern Recognition · Computer Science 2026-02-09 Wenxun Dai , Zhiyuan Zhao , Yule Zhong , Yiji Cheng , Jianwei Zhang , Linqing Wang , Shiyi Zhang , Yunlong Lin , Runze He , Fellix Song , Wayne Zhuang , Yong Liu , Haoji Zhang , Yansong Tang , Qinglin Lu , Chunyu Wang

Conversational Search (CS) involves retrieving relevant documents from a corpus while considering the conversational context, integrating retrieval with context modeling. Recent advancements in Large Language Models (LLMs) have…

Information Retrieval · Computer Science 2025-05-19 Simon Lupart , Mohammad Aliannejadi , Evangelos Kanoulas

When the complete source sentence is provided, Large Language Models (LLMs) perform excellently in offline machine translation even with a simple prompt "Translate the following sentence from [src lang] into [tgt lang]:". However, in many…

Computation and Language · Computer Science 2025-05-30 Biao Fu , Minpeng Liao , Kai Fan , Chengxi Li , Liang Zhang , Yidong Chen , Xiaodong Shi

This paper focuses on extending the success of large language models (LLMs) to sequential decision making. Existing efforts either (i) re-train or finetune LLMs for decision making, or (ii) design prompts for pretrained LLMs. The former…

Machine Learning · Computer Science 2025-06-17 Dingyang Chen , Qi Zhang , Yinglun Zhu

Prompt-based offline methods are commonly used to optimize large language model (LLM) responses, but evaluating these responses is computationally intensive and often fails to accommodate diverse response styles. This study introduces a…

Human-Computer Interaction · Computer Science 2025-11-12 Xiangxiang Dai , Yuejin Xie , Maoli Liu , Xuchuang Wang , Zhuohua Li , Huanyu Wang , John C. S. Lui

This paper introduces SA-OOSC, a multimodal large language models (MLLM)-distilled semantic communication framework that achieves efficient semantic coding with scenario-aware importance allocations. This approach addresses a critical…

Signal Processing · Electrical Eng. & Systems 2025-09-10 Feifan Zhang , Yuyang Du , Yifan Xiang , Xiaoyan Liu , Soung Chang Liew

Large Language Models (LLMs) struggle with long-horizon tasks due to the "context bottleneck" and the "lost-in-the-middle" phenomenon, where accumulated noise from verbose environments degrades reasoning over multi-turn interactions. To…

Artificial Intelligence · Computer Science 2026-04-14 Xiaozhe Li , Tianyi Lyu , Yizhao Yang , Liang Shan , Siyi Yang , Ligao Zhang , Zhuoyi Huang , Qingwen Liu , Yang Li

Large Language Models (LLMs) are currently under exploration for various tasks, including Automatic Speech Recognition (ASR), Machine Translation (MT), and even End-to-End Speech Translation (ST). In this paper, we present KIT's offline…

Computation and Language · Computer Science 2024-06-25 Sai Koneru , Thai-Binh Nguyen , Ngoc-Quan Pham , Danni Liu , Zhaolin Li , Alexander Waibel , Jan Niehues

Mixture-of-Experts large language models (MoE-LLMs) marks a significant step forward of language models, however, they encounter two critical challenges in practice: 1) expert parameters lead to considerable memory consumption and loading…

Machine Learning · Computer Science 2025-02-25 Wei Huang , Yue Liao , Jianhui Liu , Ruifei He , Haoru Tan , Shiming Zhang , Hongsheng Li , Si Liu , Xiaojuan Qi

Large language models (LLMs) suffer from hallucination and context forgetting. Prior studies suggest that attention drift is a primary cause of these problems, where LLMs' focus shifts towards newly generated tokens and away from the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Xu Liu , Guikun Chen , Wenguan Wang

Limited access to mental healthcare, extended wait times, and increasing capabilities of Large Language Models (LLMs) has led individuals to turn to LLMs for fulfilling their mental health needs. However, examining the multi-turn mental…

Computation and Language · Computer Science 2025-05-29 Mohit Chandra , Siddharth Sriraman , Harneet Singh Khanuja , Yiqiao Jin , Munmun De Choudhury

Recent advancements in multi-modal large language models (MLLMs) have shown strong potential for 3D scene understanding. However, existing methods struggle with fine-grained object grounding and contextual reasoning, limiting their ability…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Haifeng Huang , Yilun Chen , Zehan Wang , Jiangmiao Pang , Zhou Zhao

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