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While deep reasoning with long chain-of-thought has dramatically improved large language models in verifiable domains like mathematics, its effectiveness for open-ended tasks such as writing remains unexplored. In this paper, we conduct a…

Computation and Language · Computer Science 2026-04-06 Wanlong Liu , Bo Zhang , Chenliang Li , Shaopeng Lai , Yuning Wu , Xuanyu Lei , Ming Yan

Recent advances in Large Language Models(LLMs) have enabled strong performance in long-form writing, but current training paradigms remain limited: Supervised Fine-Tuning (SFT) remains constrained by data saturation and performance…

Computation and Language · Computer Science 2026-04-21 Xuanyu Lei , Chenliang Li , Yuning Wu , Kaiming Liu , Weizhou Shen , Peng Li , Ming Yan , Fei Huang , Ya-Qin Zhang , Yang Liu

Large Language Model (LLM) based agents have proved their ability to perform complex tasks like humans. However, there is still a large gap between open-sourced LLMs and commercial models like the GPT series. In this paper, we focus on…

Artificial Intelligence · Computer Science 2025-02-25 Dayuan Fu , Keqing He , Yejie Wang , Wentao Hong , Zhuoma Gongque , Weihao Zeng , Wei Wang , Jingang Wang , Xunliang Cai , Weiran Xu

Long documents pose many challenges to current intelligent writing systems. These include maintaining consistency across sections, sustaining efficient planning and writing as documents become more complex, and effectively providing and…

Human-Computer Interaction · Computer Science 2026-01-21 Zijian Zhang , Fangshi Du , Xingjian Liu , Pan Chen , Oliver Huang , Runlong Ye , Michael Liut , Alán Aspuru-Guzik

Large Language Models (LLMs) have demonstrated remarkable success in conversational systems by generating human-like responses. However, they can fall short, especially when required to account for personalization or specific knowledge. In…

Computation and Language · Computer Science 2025-11-12 Soyeong Jeong , Aparna Elangovan , Emine Yilmaz , Oleg Rokhlenko

Modern language models reason within bounded context, an inherent constraint that poses a fundamental barrier to long-horizon reasoning. We identify recursion as a core principle for overcoming this barrier, and propose recursive models as…

Machine Learning · Computer Science 2026-03-03 Chenxiao Yang , Nathan Srebro , Zhiyuan Li

Table-based question answering requires complex reasoning capabilities that current LLMs struggle to achieve with single-pass inference. Existing approaches, such as Chain-of-Thought reasoning and question decomposition, lack error…

Computation and Language · Computer Science 2025-11-18 Ye Bai , Minghan Wang , Thuy-Trang Vu

Long-horizon tasks requiring multi-step reasoning and dynamic re-planning remain challenging for large language models (LLMs). Sequential prompting methods are prone to context drift, loss of goal information, and recurrent failure cycles,…

Artificial Intelligence · Computer Science 2025-10-30 Zhenyu Zhang , Tianyi Chen , Weiran Xu , Alex Pentland , Jiaxin Pei

Large language models augmented with task-relevant documents have demonstrated impressive performance on knowledge-intensive tasks. However, regarding how to obtain effective documents, the existing methods are mainly divided into two…

Computation and Language · Computer Science 2023-10-10 Zhangyin Feng , Xiaocheng Feng , Dezhi Zhao , Maojin Yang , Bing Qin

Recent progress on long-horizon agentic tasks has been driven largely by scaling up individual agents through stronger models, better tools, and more effective scaffolding. In contrast, much less is understood about scaling out: whether…

Artificial Intelligence · Computer Science 2026-05-26 Yuyang Hu , Hongjin Qian , Shuting Wang , Jiongnan Liu , Tong Zhao , Xiaoxi Li , Zheng Liu , Zhicheng Dou

Generating knowledge-intensive and comprehensive long texts, such as encyclopedia articles, remains significant challenges for Large Language Models. It requires not only the precise integration of facts but also the maintenance of thematic…

Computation and Language · Computer Science 2025-03-04 Hongchao Gu , Dexun Li , Kuicai Dong , Hao Zhang , Hang Lv , Hao Wang , Defu Lian , Yong Liu , Enhong Chen

Providing explanations is considered an imperative ability for an AI agent in a human-robot teaming framework. The right explanation provides the rationale behind an AI agent's decision-making. However, to maintain the human teammate's…

Artificial Intelligence · Computer Science 2021-03-01 Mehrdad Zakershahrak , Samira Ghodratnama

Generic text rewriting is a prevalent large language model (LLM) application that covers diverse real-world tasks, such as style transfer, fact correction, and email editing. These tasks vary in rewriting objectives (e.g., factual…

Computation and Language · Computer Science 2025-03-11 Yufei Li , John Nham , Ganesh Jawahar , Lei Shu , David Uthus , Yun-Hsuan Sung , Chengrun Yang , Itai Rolnick , Yi Qiao , Cong Liu

We propose a new multi-agent task grammar to encode collaborative tasks for a team of heterogeneous agents that can have overlapping capabilities. The grammar allows users to specify the relationship between agents and parts of the task…

Robotics · Computer Science 2024-02-02 Amy Fang , Hadas Kress-Gazit

Existing prompt-optimization techniques rely on local signals to update behavior, often neglecting broader and recurring patterns across tasks, leading to poor generalization; they further rely on full-prompt rewrites or unstructured…

Software Engineering · Computer Science 2026-03-24 Balaji Dinesh Gangireddi , Aniketh Garikaparthi , Manasi Patwardhan , Arman Cohan

We consider the problem of automatically generating longer stories of over two thousand words. Compared to prior work on shorter stories, long-range plot coherence and relevance are more central challenges here. We propose the Recursive…

Computation and Language · Computer Science 2022-10-25 Kevin Yang , Yuandong Tian , Nanyun Peng , Dan Klein

Large Language Models (LLMs) enable intelligent multi-robot collaboration but face fundamental trade-offs: open-loop methods that compile tasks into formal representations for external executors produce sound plans but lack adaptability in…

Artificial Intelligence · Computer Science 2026-03-10 Shaobin Ling , Yun Wang , Chenyou Fan , Tin Lun Lam , Junjie Hu

Like humans, Large Language Models (LLMs) struggle to generate high-quality long-form text that adheres to strict requirements in a single pass. This challenge is unsurprising, as successful human writing, according to the Cognitive Writing…

Computation and Language · Computer Science 2025-05-27 Kaiyang Wan , Honglin Mu , Rui Hao , Haoran Luo , Tianle Gu , Xiuying Chen

Machine writing with large language models often relies on retrieval-augmented generation. However, these approaches remain confined within the boundaries of the model's predefined scope, limiting the generation of content with rich…

Computation and Language · Computer Science 2025-11-21 Zekun Xi , Wenbiao Yin , Jizhan Fang , Jialong Wu , Runnan Fang , Yong Jiang , Pengjun Xie , Fei Huang , Huajun Chen , Ningyu Zhang

Scientific progress depends on the continual generation of innovative re-search ideas. However, the rapid growth of scientific literature has greatly increased the cost of knowledge filtering, making it harder for researchers to identify…

Computation and Language · Computer Science 2026-04-23 Shuai Chen , Chengzhi Zhang