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Pre-trained large language models (LLMs) have recently achieved better generalization and sample efficiency in autonomous web automation. However, the performance on real-world websites has still suffered from (1) open domainness, (2)…

Machine Learning · Computer Science 2024-02-27 Izzeddin Gur , Hiroki Furuta , Austin Huang , Mustafa Safdari , Yutaka Matsuo , Douglas Eck , Aleksandra Faust

Long-context language models (LCLMs) have exhibited impressive capabilities in long-context understanding tasks. Among these, long-context referencing -- a crucial task that requires LCLMs to attribute items of interest to specific parts of…

Computation and Language · Computer Science 2025-08-05 Junjie Wu , Gefei Gu , Yanan Zheng , Dit-Yan Yeung , Arman Cohan

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

Autonomous agents have recently achieved remarkable progress across diverse domains, yet most evaluations focus on short-horizon, fully observable tasks. In contrast, many critical real-world tasks, such as large-scale software development,…

This study introduces a new long-form database question answering dataset designed to evaluate how Large Language Models (LLMs) interact with a SQL interpreter. The task necessitates LLMs to strategically generate multiple SQL queries to…

Computation and Language · Computer Science 2023-11-17 Linyong Nan , Ellen Zhang , Weijin Zou , Yilun Zhao , Wenfei Zhou , Arman Cohan

As LLM agents transition from short, static problem solving to executing complex, long-horizon tasks in dynamic environments, the ability to handle user interruptions, such as adding requirement or revising goals, during mid-task execution…

Current research on large language model (LLM) agents is fragmented: discussions of conceptual frameworks and methodological principles are frequently intertwined with low-level implementation details, causing both readers and authors to…

Artificial Intelligence · Computer Science 2026-02-10 Haoyu Jia , Kento Kawaharazuka , Kei Okada

Large Language Models (LLMs) have demonstrated remarkable capabilities in handling long texts and have almost perfect performance in traditional retrieval tasks. However, their performance significantly degrades when it comes to numerical…

Computation and Language · Computer Science 2024-12-05 Yijiong Yu

The potential of Large Language Model (LLM) as agents has been widely acknowledged recently. Thus, there is an urgent need to quantitatively \textit{evaluate LLMs as agents} on challenging tasks in interactive environments. We present…

Large language models (LLMs) based on Transformer have been widely applied in the filed of natural language processing (NLP), demonstrating strong performance, particularly in handling short text tasks. However, when it comes to long…

Computation and Language · Computer Science 2025-07-09 Yijun Liu , Jinzheng Yu , Yang Xu , Zhongyang Li , Qingfu Zhu

Addressing the challenge of effectively processing long contexts has become a critical issue for Large Language Models (LLMs). Two common strategies have emerged: 1) reducing the input length, such as retrieving relevant chunks by…

Computation and Language · Computer Science 2024-06-06 Yusen Zhang , Ruoxi Sun , Yanfei Chen , Tomas Pfister , Rui Zhang , Sercan Ö. Arik

Significant advancements have occurred in the application of Large Language Models (LLMs) for social simulations. Despite this, their abilities to perform teaming in task-oriented social events are underexplored. Such capabilities are…

Artificial Intelligence · Computer Science 2025-08-18 Yuan Li , Lichao Sun , Yixuan Zhang

Large language models (LLMs) are equipped with increasingly extended context windows recently, yet their long context understanding capabilities over long dependency tasks remain fundamentally limited and underexplored. This gap is…

Computation and Language · Computer Science 2025-10-28 Ziyuan He , Yuxuan Wang , Jiaqi Li , Kexin Liang , Muhan Zhang

Large Language Models (LLMs) have demonstrated remarkable performance across diverse tasks but are constrained by their small context window sizes. Various efforts have been proposed to expand the context window to accommodate even up to…

Computation and Language · Computer Science 2024-04-09 Xuanfan Ni , Hengyi Cai , Xiaochi Wei , Shuaiqiang Wang , Dawei Yin , Piji Li

Current Large Language Models (LLMs) are not only limited to some maximum context length, but also are not able to robustly consume long inputs. To address these limitations, we propose ReadAgent, an LLM agent system that increases…

Computation and Language · Computer Science 2024-07-23 Kuang-Huei Lee , Xinyun Chen , Hiroki Furuta , John Canny , Ian Fischer

Managing long sequences has become an important and necessary feature for large language models (LLMs). However, it is still an open question of how to comprehensively and systematically evaluate the long-sequence capability of LLMs. One of…

Computation and Language · Computer Science 2024-07-30 Wai-Chung Kwan , Xingshan Zeng , Yufei Wang , Yusen Sun , Liangyou Li , Lifeng Shang , Qun Liu , Kam-Fai Wong

LLM-based agents show strong potential for long-horizon reasoning, yet their context size is limited by deployment factors (e.g., memory, latency, and cost), yielding a constrained context budget. As interaction histories grow, this induces…

Artificial Intelligence · Computer Science 2026-04-03 Yong Wu , YanZhao Zheng , TianZe Xu , ZhenTao Zhang , YuanQiang Yu , JiHuai Zhu , Chao Ma , BinBin Lin , BaoHua Dong , HangCheng Zhu , RuoHui Huang , Gang Yu

Rapidly evolving cyberattacks demand incident response systems that can autonomously learn and adapt to changing threats. Prior work has extensively explored the reinforcement learning approach, which involves learning response strategies…

Cryptography and Security · Computer Science 2026-04-16 Yiran Gao , Kim Hammar , Tao Li

Multiple recent studies have documented large language models' (LLMs) performance on calling external tools/functions. Others focused on LLMs' abilities to handle longer context lengths. At the intersection of these areas lies another…

Open-domain dialogue systems have seen remarkable advancements with the development of large language models (LLMs). Nonetheless, most existing dialogue systems predominantly focus on brief single-session interactions, neglecting the…

Computation and Language · Computer Science 2025-02-14 Hao Li , Chenghao Yang , An Zhang , Yang Deng , Xiang Wang , Tat-Seng Chua