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Related papers: ComplLLM: Fine-tuning LLMs to Discover Complementa…

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A complementary label (CL) simply indicates an incorrect class of an example, but learning with CLs results in multi-class classifiers that can predict the correct class. Unfortunately, the problem setting only allows a single CL for each…

Machine Learning · Computer Science 2022-08-09 Lei Feng , Takuo Kaneko , Bo Han , Gang Niu , Bo An , Masashi Sugiyama

Large Language Models (LLMs) have demonstrated remarkable capabilities and have been extensively deployed across various domains, including recommender systems. Prior research has employed specialized \textit{prompts} to leverage the…

Information Retrieval · Computer Science 2024-04-02 Sichun Luo , Bowei He , Haohan Zhao , Wei Shao , Yanlin Qi , Yinya Huang , Aojun Zhou , Yuxuan Yao , Zongpeng Li , Yuanzhang Xiao , Mingjie Zhan , Linqi Song

Reinforcement fine-tuning (RFT) has shown promise for training LLM agents to perform multi-turn decision-making based on environment feedback. However, most existing evaluations remain largely in-domain: training and testing are conducted…

With the rapid advancement of post-training techniques for reasoning and information seeking, large language models (LLMs) can incorporate a large quantity of retrieved knowledge to solve complex tasks. However, the limited context window…

Computation and Language · Computer Science 2026-04-21 Zijun Liu , Zhennan Wan , Peng Li , Ming Yan , Fei Huang , Yang Liu

Most existing prompting methods suffer from the issues of generalizability and consistency, as they often rely on instance-specific solutions that may not be applicable to other instances and lack task-level consistency across the selected…

Computation and Language · Computer Science 2024-11-12 Chang Gao , Haiyun Jiang , Deng Cai , Shuming Shi , Wai Lam

Evaluating recommender systems remains challenging due to the gap between offline metrics and real user behavior, as well as the scarcity of interaction data. Recent work explores large language model (LLM) agents as synthetic users, yet…

Information Retrieval · Computer Science 2026-01-06 Nicolas Bougie , Gian Maria Marconi , Tony Yip , Narimasa Watanabe

Scaling LLM-based embodied agents from text-only environments to complex multimodal settings remains a major challenge. Recent work identifies a perception-reasoning-decision gap in standalone Vision-Language Models (VLMs), which often…

Artificial Intelligence · Computer Science 2026-05-08 Mohamed Salim Aissi , Clemence Grislain , Clement Romac , Laure Soulier , Mohamed Chetouani , Olivier Sigaud , Nicolas Thome

Large language model (LLM)-based multi-agent systems have demonstrated impressive capabilities in handling complex tasks. However, the complexity of agentic behaviors makes these systems difficult to understand. When failures occur,…

Human-Computer Interaction · Computer Science 2026-02-06 Rui Sheng , Yukun Yang , Chuhan Shi , Yanna Lin , Zixin Chen , Huamin Qu , Furui Cheng

The adoption of large language models (LLMs) as rerankers in multi-stage retrieval systems has gained significant traction in academia and industry. These models refine a candidate list of retrieved documents, often through carefully…

Information Retrieval · Computer Science 2025-05-27 Sahel Sharifymoghaddam , Ronak Pradeep , Andre Slavescu , Ryan Nguyen , Andrew Xu , Zijian Chen , Yilin Zhang , Yidi Chen , Jasper Xian , Jimmy Lin

Large language model (LLM) agents are increasingly deployed in structured biomedical data environments, yet they often produce fluent but overconfident outputs when reasoning over complex multi-table data. We introduce an uncertainty-aware…

Reinforcement learning can train LLM agents from sparse task rewards, but long-horizon credit assignment remains challenging: a single success-or-failure signal must be distributed across many actions. Existing methods rely on…

Artificial Intelligence · Computer Science 2026-05-20 Xiaozhe Li , Tianyi Lyu , Yang Li , Yichuan Ma , Peiji Li , Linyang Li , Qipeng Guo , Dahua Lin , Kai Chen

This paper presents a novel design of a multi-agent system framework that applies large language models (LLMs) to automate the parametrization of simulation models in digital twins. This framework features specialized LLM agents tasked with…

Artificial Intelligence · Computer Science 2024-07-23 Yuchen Xia , Daniel Dittler , Nasser Jazdi , Haonan Chen , Michael Weyrich

Multi-agent systems built on large language models (LLMs) require many coordination choices that are difficult to fix a priori: which skill protocol to invoke, which agent role should perform a subtask, which model to bind to each role, how…

Multiagent Systems · Computer Science 2026-05-28 Nicole Koenigstein

Reinforcement learning (RL) has shown impressive results in sequential decision-making tasks. Meanwhile, Large Language Models (LLMs) and Vision-Language Models (VLMs) have emerged, exhibiting impressive capabilities in multimodal…

LLM-based Multi-Agent Systems have potential benefits of complex decision-making tasks management across various domains but their applications in the next Point-of-Interest (POI) recommendation remain underexplored. This paper proposes a…

Information Retrieval · Computer Science 2024-09-24 Yuqian Wu , Yuhong Peng , Jiapeng Yu , Raymond S. T. Lee

Recent advancements in Large Language Models (LLMs) have transformed many fields including scientific discovery, content generation, biomedical text mining, and educational technology. However, the substantial requirements for training…

Machine Learning · Computer Science 2025-08-05 Yigit Turkmen , Baturalp Buyukates , Melih Bastopcu

Large Language Models (LLMs) have revolutionized AI-generated content evaluation, with the LLM-as-a-Judge paradigm becoming increasingly popular. However, current single-LLM evaluation approaches face significant challenges, including…

Artificial Intelligence · Computer Science 2026-03-03 Yiyue Qian , Shinan Zhang , Yun Zhou , Haibo Ding , Diego Socolinsky , Yi Zhang

Medical decision-making often involves integrating knowledge from multiple clinical specialties, typically achieved through multidisciplinary teams. Inspired by this collaborative process, recent work has leveraged large language models…

Artificial Intelligence · Computer Science 2025-09-19 Xiao Wu , Ting-Zhu Huang , Liang-Jian Deng , Yanyuan Qiao , Imran Razzak , Yutong Xie

Large language models provide rich semantic priors and strong reasoning capabilities, making them promising auxiliary signals for recommendation. However, prevailing approaches either deploy LLMs as standalone recommender or apply global…

Information Retrieval · Computer Science 2025-12-29 Shanglin Yang , Zhan Shi

Large language model (LLM) agents are moving beyond prompting alone. ChatGPT marked the rise of general-purpose LLM assistants, DeepSeek showed that on-policy reinforcement learning with verifiable rewards can improve reasoning and tool…