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This paper reports on a real-world case study in which over 100 network engineers assessed how a Large Language Model (LLM) can assist in building and operating a network. The versatility of LLMs has accelerated their adoption across a wide…

Networking and Internet Architecture · Computer Science 2026-05-20 Ryo Nakamura , Koshi Eguchi

Conversational Recommender System (CRS) leverages real-time feedback from users to dynamically model their preferences, thereby enhancing the system's ability to provide personalized recommendations and improving the overall user…

Human-Computer Interaction · Computer Science 2024-05-15 Lixi Zhu , Xiaowen Huang , Jitao Sang

Recommender systems are the cornerstone of today's information dissemination, yet a disconnect between offline metrics and online performance greatly hinders their development. Addressing this challenge, we envision a recommendation…

Information Retrieval · Computer Science 2024-11-11 An Zhang , Yuxin Chen , Leheng Sheng , Xiang Wang , Tat-Seng Chua

Reading and evaluating product reviews is central to how most people decide what to buy and consume online. However, the recent emergence of Large Language Models and Generative Artificial Intelligence now means writing fraudulent or fake…

Large language models (LLMs) are increasingly prevalent in recommender systems, where LLMs can be used to generate personalized recommendations. Here, we examine how different LLM-generated explanations for movie recommendations affect…

Human-Computer Interaction · Computer Science 2025-08-20 Yuanjun Feng , Stefan Feuerriegel , Yash Raj Shrestha

With the advent of the information explosion era, the importance of recommendation systems in various applications is increasingly significant. Traditional collaborative filtering algorithms are widely used due to their effectiveness in…

Artificial Intelligence · Computer Science 2024-12-30 Xueting Lin , Zhan Cheng , Longfei Yun , Qingyi Lu , Yuanshuai Luo

When asked, large language models (LLMs) like ChatGPT claim that they can assist with relevance judgments but it is not clear whether automated judgments can reliably be used in evaluations of retrieval systems. In this perspectives paper,…

Crowdsourced model evaluation platforms, such as Chatbot Arena, enable real-time evaluation from human perspectives to assess the quality of model responses. In the coding domain, manually examining the quality of LLM-generated content is…

With the rise in capabilities of large language models (LLMs) and their deployment in real-world tasks, evaluating LLM alignment with human preferences has become an important challenge. Current benchmarks average preferences across all…

Artificial Intelligence · Computer Science 2026-04-22 Cristina Garbacea , Heran Wang , Chenhao Tan

Large Language Models (LLMs) have revolutionized the landscape of machine learning, yet current benchmarks often fall short in capturing the diverse behavior of these models in real-world applications. A benchmark's usefulness is determined…

Machine Learning · Computer Science 2024-08-21 Ravi Raju , Swayambhoo Jain , Bo Li , Jonathan Li , Urmish Thakker

With the advent of large language models (LLMs), the landscape of recommender systems is undergoing a significant transformation. Traditionally, user reviews have served as a critical source of rich, contextual information for enhancing…

Information Retrieval · Computer Science 2025-12-16 Chee Heng Tan , Huiying Zheng , Jing Wang , Zhuoyi Lin , Shaodi Feng , Huijing Zhan , Xiaoli Li , J. Senthilnath

Large language models (LLMs) have transformed natural language processing, with frameworks like Chatbot Arena providing pioneering platforms for evaluating these models. By facilitating millions of pairwise comparisons based on human…

Machine Learning · Statistics 2025-06-02 Siavash Ameli , Siyuan Zhuang , Ion Stoica , Michael W. Mahoney

With the broad availability of large language models and their ability to generate vast outputs using varied prompts and configurations, determining the best output for a given task requires an intensive evaluation process, one where…

Conversational shopping agents represent a critical consumer-facing application of Large Language Model (LLM)-powered agents, yet how to effectively apply post-training Reinforcement Learning (RL) to optimize such agents remains…

Information Retrieval · Computer Science 2026-03-09 Yiruo Cheng , Kelong Mao , Tianhao Li , Jiejun Tan , Ji-Rong Wen , Zhicheng Dou

The rapid adoption of large language models (LLMs) in recommender systems (RS) presents new challenges in understanding and evaluating their biases, which can result in unfairness or the amplification of stereotypes. Traditional fairness…

Information Retrieval · Computer Science 2024-09-12 Yashar Deldjoo , Fatemeh Nazary

Large language models (LLMs) have not only revolutionized the field of natural language processing (NLP) but also have the potential to bring a paradigm shift in many other fields due to their remarkable abilities of language understanding,…

Information Retrieval · Computer Science 2024-10-29 Qi Wang , Jindong Li , Shiqi Wang , Qianli Xing , Runliang Niu , He Kong , Rui Li , Guodong Long , Yi Chang , Chengqi Zhang

In the past decades, recommender systems have attracted much attention in both research and industry communities, and a large number of studies have been devoted to developing effective recommendation models. Basically speaking, these…

Information Retrieval · Computer Science 2023-05-12 Junjie Zhang , Ruobing Xie , Yupeng Hou , Wayne Xin Zhao , Leyu Lin , Ji-Rong Wen

Web agents enable users to perform tasks on web browsers through natural language interaction. Evaluating web agents trajectories is an important problem, since it helps us determine whether the agent successfully completed the tasks.…

LLMs are popular among clinicians for decision-support because of simple text-based interaction. However, their impact on clinicians' performance is ambiguous. Not knowing how clinicians use this new technology and how they compare it to…

Human-Computer Interaction · Computer Science 2026-02-02 Behnam Rahdari , Sameer Shaikh , Jonathan H Chen , Tobias Gerstenberg , Shriti Raj

Effectively modeling the dynamic nature of user preferences is crucial for enhancing recommendation accuracy and fostering transparency in recommender systems. Traditional user profiling often overlooks the distinction between transitory…

Information Retrieval · Computer Science 2025-11-04 Milad Sabouri , Masoud Mansoury , Kun Lin , Bamshad Mobasher