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Related papers: Exploration by Random Distribution Distillation

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The reward model (RM), as the core component of reinforcement learning from human feedback (RLHF) for large language models (LLMs), responsible for providing reward signals to generated responses. However, the mainstream discriminative…

Computation and Language · Computer Science 2026-01-14 Jianxiang Zang

Large language models are increasingly post-trained with reinforcement learning in verifiable domains such as code and math. Yet, current methods for reinforcement learning with verifiable rewards (RLVR) learn only from a scalar outcome…

Effective exploration is a key challenge in reinforcement learning for large language models: discovering high-quality trajectories within a limited sampling budget from the vast natural language sequence space. Existing methods face…

Machine Learning · Computer Science 2026-02-17 Yiran Guo , Zhongjian Qiao , Yingqi Xie , Jie Liu , Dan Ye , Ruiqing Zhang , Shuang Qiu , Lijie Xu

In this paper we introduce a simple approach for exploration in reinforcement learning (RL) that allows us to develop theoretically justified algorithms in the tabular case but that is also extendable to settings where function…

Machine Learning · Computer Science 2019-11-27 Marlos C. Machado , Marc G. Bellemare , Michael Bowling

Recent advancements have shown that reinforcement learning (RL) can substantially improve the reasoning abilities of large language models (LLMs). The effectiveness of such RL training, however, depends critically on the exploration space…

Computation and Language · Computer Science 2026-03-17 Haoyuan Wu , Hai Wang , Jiajia Wu , Jinxiang Ou , Keyao Wang , Weile Chen , Zihao Zheng , Bei Yu

Exploration is essential for reinforcement learning (RL). To face the challenges of exploration, we consider a reward-free RL framework that completely separates exploration from exploitation and brings new challenges for exploration…

Machine Learning · Computer Science 2020-12-11 Chuheng Zhang , Yuanying Cai , Longbo Huang , Jian Li

In continuous control, exploration is often performed through undirected strategies in which parameters of the networks or selected actions are perturbed by random noise. Although the deep setting of undirected exploration has been shown to…

Machine Learning · Computer Science 2022-10-04 Baturay Saglam , Suleyman S. Kozat

Reinforcement learning has emerged as one of the prominent topics attracting attention in modern statistical learning, with policy evaluation being a key component. Unlike the traditional machine learning literature on this topic, our work…

Machine Learning · Statistics 2025-03-04 Weidong Liu , Jiyuan Tu , Xi Chen , Yichen Zhang

Given the inherent non-stationarity prevalent in real-world applications, continual Reinforcement Learning (RL) aims to equip the agent with the capability to address a series of sequentially presented decision-making tasks. Within this…

Machine Learning · Computer Science 2024-11-19 Feng Chen , Fuguang Han , Cong Guan , Lei Yuan , Zhilong Zhang , Yang Yu , Zongzhang Zhang

Dataset distillation (DD) has emerged as a widely adopted technique for crafting a synthetic dataset that captures the essential information of a training dataset, facilitating the training of accurate neural models. Its applications span…

Machine Learning · Computer Science 2025-02-04 Saeed Vahidian , Mingyu Wang , Jianyang Gu , Vyacheslav Kungurtsev , Wei Jiang , Yiran Chen

Distilling reasoning paths from teacher to student models via supervised fine-tuning (SFT) provides a shortcut for improving the reasoning ability of smaller Large Language Models (LLMs). However, the reasoning paths generated by teacher…

Computation and Language · Computer Science 2026-02-03 Shicheng Xu , Liang Pang , Yunchang Zhu , Jia Gu , Zihao Wei , Jingcheng Deng , Feiyang Pan , Huawei Shen , Xueqi Cheng

Extrinsic rewards can effectively guide reinforcement learning (RL) agents in specific tasks. However, extrinsic rewards frequently fall short in complex environments due to the significant human effort needed for their design and…

Machine Learning · Computer Science 2025-04-28 Mingqi Yuan , Roger Creus Castanyer , Bo Li , Xin Jin , Wenjun Zeng , Glen Berseth

Reinforcement learning (RL) is one of the three basic paradigms of machine learning. It has demonstrated impressive performance in many complex tasks like Go and StarCraft, which is increasingly involved in smart manufacturing and…

Machine Learning · Computer Science 2022-06-03 Mingqi Yuan

Knowledge distillation (KD) is a powerful strategy for training deep neural networks (DNNs). Although it was originally proposed to train a more compact "student" model from a large "teacher" model, many recent efforts have focused on…

Machine Learning · Computer Science 2025-05-20 Guanglong Sun , Hongwei Yan , Liyuan Wang , Qian Li , Bo Lei , Yi Zhong

Efficient models for remote sensing object counting are urgently required for applications in scenarios with limited computing resources, such as drones or embedded systems. A straightforward yet powerful technique to achieve this is…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Shengqin Jiang , Yuan Gao , Bowen Li , Fengna Cheng , Renlong Hang , Qingshan Liu

The infamous exploration-exploitation dilemma is one of the oldest and most important problems in reinforcement learning (RL). Deliberate and effective exploration is necessary for RL agents to succeed in most environments. However, until…

Artificial Intelligence · Computer Science 2017-10-09 Suraj Narayanan Sasikumar

Using privileged information during training can improve the sample efficiency and performance of machine learning systems. This paradigm has been applied to reinforcement learning (RL), primarily in the form of distillation or auxiliary…

Machine Learning · Computer Science 2020-05-20 Pierre-Alexandre Kamienny , Kai Arulkumaran , Feryal Behbahani , Wendelin Boehmer , Shimon Whiteson

Adapting a pretrained diffusion model to new objectives at inference time remains an open problem in generative modeling. Existing steering methods suffer from inaccurate value estimation, especially at high noise levels, which biases…

Machine Learning · Computer Science 2025-06-27 Vineet Jain , Kusha Sareen , Mohammad Pedramfar , Siamak Ravanbakhsh

Reinforcement learning with sparse rewards is still an open challenge. Classic methods rely on getting feedback via extrinsic rewards to train the agent, and in situations where this occurs very rarely the agent learns slowly or cannot…

Machine Learning · Computer Science 2022-03-04 Simone Parisi , Davide Tateo , Maximilian Hensel , Carlo D'Eramo , Jan Peters , Joni Pajarinen

Model distillation has emerged as a prominent technique to improve neural search models. To date, distillation taken an offline approach, wherein a new neural model is trained to predict relevance scores between arbitrary queries and…

Information Retrieval · Computer Science 2023-06-19 Sean MacAvaney , Xi Wang