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Related papers: D$^2$Plan: Dual-Agent Dynamic Global Planning for …

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Although Reinforcement Learning (RL) agents are effective in well-defined environments, they often struggle to generalize their learned policies to dynamic settings due to their reliance on trial-and-error interactions. Recent work has…

Machine Learning · Computer Science 2025-08-26 Zhihao Dou , Dongfei Cui , Jun Yan , Weida Wang , Benteng Chen , Haoming Wang , Zeke Xie , Shufei Zhang

Large language model (LLM) agents that follow the sequential "reason-then-act" paradigm have achieved superior performance in many complex tasks.However, these methods suffer from limited exploration and incomplete environmental…

Computation and Language · Computer Science 2026-04-28 Junshuo Zhang , Chengrui Huang , Feng Guo , Zihan Li , Ke Shi , Menghua Jiang , Jiguo Yu , Shuo Shang , Shen Gao

Large language models (LLMs) can face factual limitations when responding to time-sensitive queries about recent events that arise after their knowledge thresholds in the training corpus. Existing search-augmented approaches fall into two…

Information Retrieval · Computer Science 2025-06-11 Wentao Shi , Yiqing Shen

Recent studies have combined Large Language Models (LLMs) with Knowledge Graphs (KGs) to enhance reasoning, improving inference accuracy without additional training while mitigating hallucination. However, existing frameworks still suffer…

Computation and Language · Computer Science 2025-11-11 Sumin Jo , Junseong Choi , Jiho Kim , Edward Choi

Agentic RL can benefit substantially from reusable experience, yet existing skill-based methods mainly extract trajectory-level guidance and often lack principled mechanisms for maintaining an evolving skill memory. We propose D2Skill, a…

Artificial Intelligence · Computer Science 2026-05-26 Songjun Tu , Chengdong Xu , Qichao Zhang , Yaocheng Zhang , Xiangyuan Lan , Linjing Li , Dong Li , Dongbin Zhao

Large Language Models (LLMs) are powerful but prone to hallucinations due to static knowledge. Retrieval-Augmented Generation (RAG) helps by injecting external information, but current methods often are costly, generalize poorly, or ignore…

Computation and Language · Computer Science 2025-05-23 Huatong Song , Jinhao Jiang , Wenqing Tian , Zhipeng Chen , Yuhuan Wu , Jiahao Zhao , Yingqian Min , Wayne Xin Zhao , Lei Fang , Ji-Rong Wen

The emergence of Large Language Models (LLMs) has significantly advanced natural language processing, but these models often generate factually incorrect information, known as "hallucination". Initial retrieval-augmented generation (RAG)…

Computation and Language · Computer Science 2024-11-12 Yujia Zhou , Zheng Liu , Zhicheng Dou

Reinforcement learning (RL) enables an agent to learn from trial-and-error experiences toward achieving long-term goals; automated planning aims to compute plans for accomplishing tasks using action knowledge. Despite their shared goal of…

Robotics · Computer Science 2021-03-17 Yohei Hayamizu , Saeid Amiri , Kishan Chandan , Keiki Takadama , Shiqi Zhang

Deep search agents have proven effective in enhancing LLMs by retrieving external knowledge during multi-step reasoning. However, existing methods often generate a single query for retrieval at each reasoning step, limiting information…

Artificial Intelligence · Computer Science 2026-05-14 Jiabei Liu , Wenyu Mao , Junfei Tan , Chunxu Shen , Lingling Yi , Jiancan Wu , Xiang Wang

Textual response generation is pivotal for multimodal \mbox{task-oriented} dialog systems, which aims to generate proper textual responses based on the multimodal context. While existing efforts have demonstrated remarkable progress, there…

Computation and Language · Computer Science 2025-09-10 Xiaolin Chen , Xuemeng Song , Haokun Wen , Weili Guan , Xiangyu Zhao , Liqiang Nie

Recently, Diffusion Large Language Models (dLLMs) have demonstrated unique efficiency advantages, enabled by their inherently parallel decoding mechanism and flexible generation paradigm. Meanwhile, despite the rapid advancement of Search…

Artificial Intelligence · Computer Science 2026-02-10 Jiahao Zhao , Shaoxuan Xu , Zhongxiang Sun , Fengqi Zhu , Jingyang Ou , Yuling Shi , Chongxuan Li , Xiao Zhang , Jun Xu

Large language models (LLMs) excel at knowledge-intensive question answering and reasoning, yet their real-world deployment remains constrained by knowledge cutoff, hallucination, and limited interaction modalities. Augmenting LLMs with…

Computation and Language · Computer Science 2025-10-13 Daocheng Fu , Jianbiao Mei , Licheng Wen , Xuemeng Yang , Cheng Yang , Rong Wu , Tao Hu , Siqi Li , Yufan Shen , Xinyu Cai , Pinlong Cai , Botian Shi , Yong Liu , Yu Qiao

We introduce a novel large language model (LLM)-driven agent framework, which iteratively refines queries and filters contextual evidence by leveraging dynamically evolving knowledge. A defining feature of the system is its decoupling of…

Artificial Intelligence · Computer Science 2025-04-02 Seyoung Song

Despite the popularity of reinforcement learning (RL) in wireless networks, existing approaches that rely on model-free RL (MFRL) and model-based RL (MBRL) are data inefficient and short-sighted. Such RL-based solutions cannot generalize to…

Information Theory · Computer Science 2025-10-29 Lingyi Wang , Rashed Shelim , Walid Saad , Naren Ramakrishnan

Enhancing LLMs with the ability to actively search external knowledge is crucial for complex and real-world tasks. Current approaches either rely on prompting to elicit the model's innate agent capabilities, or suffer from performance…

Computation and Language · Computer Science 2026-03-20 Chenyang Gu , Yewen Pu , Bruce Yang , Xiaofan Li , Huan Gao

Leveraging more test-time computation has proven to be an effective way to boost the reasoning capabilities of large language models (LLMs). Among various methods, the verify-and-improve paradigm stands out for enabling dynamic solution…

Machine Learning · Computer Science 2025-06-11 Yurun Yuan , Tengyang Xie

Retrieval-Augmented Generation (RAG) lifts the factuality of Large Language Models (LLMs) by injecting external knowledge, yet it falls short on problems that demand multi-step inference; conversely, purely reasoning-oriented approaches…

Large Reasoning Models (LRMs) face two fundamental limitations: excessive token consumption when overanalyzing simple information processing tasks, and inability to access up-to-date knowledge beyond their training data. We introduce MARS…

Artificial Intelligence · Computer Science 2026-02-03 Guoxin Chen , Zile Qiao , Wenqing Wang , Donglei Yu , Xuanzhong Chen , Hao Sun , Minpeng Liao , Kai Fan , Yong Jiang , Penguin Xie , Wayne Xin Zhao , Ruihua Song , Fei Huang

In this paper a deep reinforcement based multi-agent path planning approach is introduced. The experiments are realized in a simulation environment and in this environment different multi-agent path planning problems are produced. The…

Machine Learning · Computer Science 2021-10-05 Mert Çetinkaya

Large Language Models (LLMs) have achieved significant advances in reasoning tasks. A key approach is tree-based search with verifiers, which expand candidate reasoning paths and use reward models to guide pruning and selection. Although…

Artificial Intelligence · Computer Science 2025-10-01 Yingqian Cui , Zhenwei Dai , Pengfei He , Bing He , Hui Liu , Xianfeng Tang , Jingying Zeng , Suhang Wang , Yue Xing , Jiliang Tang , Benoit Dumoulin