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Inspired by the exceptional general intelligence of Large Language Models (LLMs), researchers have begun to explore their application in pioneering the next generation of recommender systems - systems that are conversational, explainable,…

Information Retrieval · Computer Science 2024-08-06 Wensheng Lu , Jianxun Lian , Wei Zhang , Guanghua Li , Mingyang Zhou , Hao Liao , Xing Xie

Large language models (LLMs) are increasingly used to predict human behavior. We propose a measure for evaluating how much knowledge a pretrained LLM brings to such a prediction: its equivalent sample size, defined as the amount of…

Econometrics · Economics 2026-01-21 Wayne Gao , Sukjin Han , Annie Liang

Large language models (LLMs) are increasingly used to simulate human behavior, but common practices to use LLM-generated data are inefficient. Treating an LLM's output ("model choice") as a single data point underutilizes the information…

Artificial Intelligence · Computer Science 2025-12-30 Hongshen Sun , Juanjuan Zhang

Large Language Models (LLMs) are increasingly used to simulate human users in interactive settings such as therapy, education, and social role-play. While these simulations enable scalable training and evaluation of AI agents, off-the-shelf…

Computation and Language · Computer Science 2025-11-04 Marwa Abdulhai , Ryan Cheng , Donovan Clay , Tim Althoff , Sergey Levine , Natasha Jaques

Language models (LMs) trained on vast quantities of text data can acquire sophisticated skills such as generating summaries, answering questions or generating code. However, they also manifest behaviors that violate human preferences, e.g.,…

Machine Learning · Computer Science 2024-04-19 Tomasz Korbak

Large language models (LLMs) have revolutionized natural language processing by achieving state-of-the-art performance across various tasks. Recently, their effectiveness as embedding models has gained attention, marking a paradigm shift…

Computation and Language · Computer Science 2025-07-28 Chongyang Tao , Tao Shen , Shen Gao , Junshuo Zhang , Zhen Li , Kai Hua , Wenpeng Hu , Zhengwei Tao , Shuai Ma

Large Language Models (LLMs), when used in educational settings without pedagogical fine-tuning, often provide immediate answers rather than guiding students through the problem-solving process. This approach falls short of pedagogically…

Computation and Language · Computer Science 2024-10-08 Shashank Sonkar , Kangqi Ni , Sapana Chaudhary , Richard G. Baraniuk

In recent years, the field of indoor navigation has witnessed groundbreaking advancements through the integration of Large Language Models (LLMs). Traditional navigation approaches relying on pre-built maps or reinforcement learning exhibit…

Robotics · Computer Science 2025-04-23 Anlong Zhang , Jianmin Ji

User profile embedded in the prompt template of personalized recommendation agents play a crucial role in shaping their decision-making process. High-quality user profiles are essential for aligning agent behavior with real user interests.…

Information Retrieval · Computer Science 2025-05-27 Yunxiao Shi , Wujiang Xu , Zeqi Zhang , Xing Zi , Qiang Wu , Min Xu

Simulating user search behavior is a critical task in information retrieval, which can be employed for user behavior modeling, data augmentation, and system evaluation. Recent advancements in large language models (LLMs) have opened up new…

Information Retrieval · Computer Science 2025-04-11 Erhan Zhang , Xingzhu Wang , Peiyuan Gong , Zixuan Yang , Jiaxin Mao

In various work contexts, such as meeting scheduling, collaborating, and project planning, collective decision-making is essential but often challenging due to diverse individual preferences, varying work focuses, and power dynamics among…

Computation and Language · Computer Science 2025-08-13 Marios Papachristou , Longqi Yang , Chin-Chia Hsu

Large language models (LLMs) exhibit human-like intelligence, enabling them to simulate human behavior and support various applications that require both humanized communication and extensive knowledge reserves. Efforts are made to…

Computation and Language · Computer Science 2025-05-16 Zheni Zeng , Jiayi Chen , Huimin Chen , Yukun Yan , Yuxuan Chen , Zhenghao Liu , Zhiyuan Liu , Maosong Sun

Recent advances in Large Language Models (LLMs) have demonstrated promising performance in sequential recommendation tasks, leveraging their superior language understanding capabilities. However, existing LLM-based recommendation approaches…

Information Retrieval · Computer Science 2024-12-10 Minglai Shao , Hua Huang , Qiyao Peng , Hongtao Liu

Traditional base station siting (BSS) methods rely heavily on drive testing and user feedback, which are laborious and require extensive expertise in communication, networking, and optimization. As large language models (LLMs) and their…

Artificial Intelligence · Computer Science 2024-12-30 Yanhu Wang , Muhammad Muzammil Afzal , Zhengyang Li , Jie Zhou , Chenyuan Feng , Shuaishuai Guo , Tony Q. S. Quek

While recent advancements in aligning Large Language Models (LLMs) with recommendation tasks have shown great potential and promising performance overall, these aligned recommendation LLMs still face challenges in complex scenarios. This is…

Information Retrieval · Computer Science 2025-02-18 Yi Fang , Wenjie Wang , Yang Zhang , Fengbin Zhu , Qifan Wang , Fuli Feng , Xiangnan He

Large language models (LLMs) are increasingly used as reasoning modules in many applications. While they are efficient in certain tasks, LLMs often struggle to produce human-aligned solutions. Human-aligned decision making requires…

Artificial Intelligence · Computer Science 2026-05-14 Alina Hyk , Sandhya Saisubramanian

Modern transportation systems face pressing challenges due to increasing demand, dynamic environments, and heterogeneous information integration. The rapid evolution of Large Language Models (LLMs) offers transformative potential to address…

Artificial Intelligence · Computer Science 2025-06-24 Tong Nie , Jian Sun , Wei Ma

Recently, large language models (LLMs) have been explored for integration with collaborative filtering (CF)-based recommendation systems, which are crucial for personalizing user experiences. However, a key challenge is that LLMs struggle…

Information Retrieval · Computer Science 2025-10-20 Chao Wang , Yixin Song , Jinhui Ye , Chuan Qin , Dazhong Shen , Lingfeng Liu , Xiang Wang , Yanyong Zhang

Understanding how humans evaluate robot behavior during human-robot interactions is crucial for developing socially aware robots that behave according to human expectations. While the traditional approach to capturing these evaluations is…

Robotics · Computer Science 2025-12-19 Qiping Zhang , Nathan Tsoi , Mofeed Nagib , Hao-Tien Lewis Chiang , Marynel Vázquez

As retrieval-augmented generation prevails in large language models, embedding models are becoming increasingly crucial. Despite the growing number of general embedding models, prior work often overlooks the critical role of training data…

Computation and Language · Computer Science 2025-01-16 Xinshuo Hu , Zifei Shan , Xinping Zhao , Zetian Sun , Zhenyu Liu , Dongfang Li , Shaolin Ye , Xinyuan Wei , Qian Chen , Baotian Hu , Haofen Wang , Jun Yu , Min Zhang