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Large Language Models (LLMs) are rapidly reshaping information retrieval by enabling interactive, generative, and inference-driven search. While traditional keyword-based search remains central to web and academic information access, it…

Information Retrieval · Computer Science 2025-12-02 Zhitong Guan , Yi Wang

Using Large Language Models (LLMs) to simulate user opinions has received growing attention. Yet LLMs, especially trained with reinforcement learning from human feedback (RLHF), are known to exhibit biases toward dominant viewpoints,…

Computation and Language · Computer Science 2025-12-09 Ziyun Yu , Yiru Zhou , Chen Zhao , Hongyi Wen

Recommender systems have traditionally followed modular architectures comprising candidate generation, multi-stage ranking, and re-ranking, each trained separately with supervised objectives and hand-engineered features. While effective in…

Information Retrieval · Computer Science 2025-10-06 Rahul Raja , Anshaj Vats , Arpita Vats , Anirban Majumder

Accurately simulating the decisions of a specific individual remains challenging for large language models (LLMs), partly because persona information is often provided as static descriptions that miss the values, experiences, and contextual…

Computation and Language · Computer Science 2026-05-29 Ruoxi Su , Yuhan Liu , Jingyu Hu

The rapid development of Multimodal Large Language Models (MLLM) has led to a wide range of MLLM applications, and a number of benchmark datasets have sprung up in order to assess MLLM abilities. However, full-coverage Q&A testing on…

Computation and Language · Computer Science 2025-10-07 Farong Wen , Yijin Guo , Junying Wang , Jiaohao Xiao , Yingjie Zhou , Ye Shen , Qi Jia , Chunyi Li , Zicheng Zhang

Large language models (LLMs) have revolutionized the landscape of Natural Language Processing systems, but are computationally expensive. To reduce the cost without sacrificing performance, previous studies have explored various approaches…

Computation and Language · Computer Science 2024-10-01 Chia-Hsuan Lee , Hao Cheng , Mari Ostendorf

In this study, we explore the application of Large Language Models (LLMs) for generating synthetic users and simulating user conversations with a task-oriented dialogue system and present detailed results and their analysis. We propose a…

Computation and Language · Computer Science 2025-02-19 Adnan Ahmad , Stefan Hillmann , Sebastian Möller

Large Language Model (LLM) agents are increasingly deployed in settings where they interact with a wide variety of people, including users who are unclear, impatient, or reluctant to share information. However, collecting real interaction…

Artificial Intelligence · Computer Science 2026-05-14 Harshita Chopra , Kshitish Ghate , Aylin Caliskan , Tadayoshi Kohno , Chirag Shah , Natasha Jaques

Participatory urban planning is the mainstream of modern urban planning and involves the active engagement of different stakeholders. However, the traditional participatory paradigm encounters challenges in time and manpower, while the…

Computation and Language · Computer Science 2024-02-06 Zhilun Zhou , Yuming Lin , Yong Li

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

Talent recruitment is a critical, yet costly process for many industries, with high recruitment costs and long hiring cycles. Existing talent recommendation systems increasingly adopt large language models (LLMs) due to their remarkable…

Computation and Language · Computer Science 2026-04-03 Silin Du , Hongyan Liu

Large Language Models (LLMs) process millions of queries daily, making efficient response caching a compelling optimization for reducing cost and latency. However, preserving relevance to user queries using this approach proves difficult…

This paper explores the use of Large Language Models (LLMs) for sequential recommendation, which predicts users' future interactions based on their past behavior. We introduce a new concept, "Integrating Recommendation Systems as a New…

Information Retrieval · Computer Science 2024-12-24 Kai Zheng , Qingfeng Sun , Can Xu , Peng Yu , Qingwei Guo

The evolution of Large Language Models (LLMs) into autonomous agents necessitates the management of extensive, dynamic contexts. Current benchmarks, however, remain largely static, relying on passive retrieval tasks that fail to simulate…

Computation and Language · Computer Science 2026-02-02 Shicheng Fang , Yuxin Wang , Xiaoran Liu , Jiahao Lu , Chuanyuan Tan , Xinchi Chen , Yining Zheng , Xuanjing Huang , Xipeng Qiu

Large Language Models (LLMs) have achieved remarkable success across a wide range of natural language tasks, and recent efforts have sought to extend their capabilities to multimodal domains and resource-constrained environments. However,…

Machine Learning · Computer Science 2025-05-26 Yun-Da Tsai

Large Language Models (LLMs) have revolutionized human-AI interaction by enabling intuitive task execution through natural language prompts. Despite their potential, designing effective prompts remains a significant challenge, as small…

Software Engineering · Computer Science 2025-04-08 Yuetian Mao , Junjie He , Chunyang Chen

Despite the recent broad adoption of Large Language Models (LLMs) across various domains, their potential for enriching information systems in extracting and exploring Linked Data (LD) and Resource Description Framework (RDF) triplestores…

Information Retrieval · Computer Science 2024-09-25 Omar Mussa , Omer Rana , Benoît Goossens , Pablo Orozco-Terwengel , Charith Perera

Large Language Models (LLMs) based agent systems have made great strides in real-world applications beyond traditional NLP tasks. This paper proposes a new LLM-based Multi-Agent System (LLM-MAS) benchmark, Collab-Overcooked, built on the…

Computation and Language · Computer Science 2025-12-02 Haochen Sun , Shuwen Zhang , Lujie Niu , Lei Ren , Hao Xu , Hao Fu , Fangkun Zhao , Caixia Yuan , Xiaojie Wang

Large Language Models (LLMs) have recently shown strong potential for automated unit test generation. This has motivated us to investigate whether developer-defined test doubles (commonly referred to as mocks) available in existing test…

Software Engineering · Computer Science 2026-04-22 Jamie Lee , Flynn Teh , Hengcheng Zhu , Mengzhen Li , Mattia Fazzini , Valerio Terragni

Large language models (LLMs) offer emerging opportunities for psychological and behavioral research, but methodological guidance is lacking. This article provides a framework for using LLMs as psychological simulators across two primary…

Computers and Society · Computer Science 2026-04-07 Zhicheng Lin