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Reinforcement Learning (RL) is crucial for unlocking the complex reasoning capabilities of Diffusion-based Large Language Models (dLLMs). However, applying RL to dLLMs faces unique challenges in efficiency and stability. To address these…

人工智能 · 计算机科学 2026-02-10 Jiawei Liu , Xiting Wang , Yuanyuan Zhong , Defu Lian , Yu Yang

Multi-agent hierarchical reinforcement learning (MAHRL) has been studied as an effective means to solve intelligent decision problems in complex and large-scale environments. However, most current MAHRL algorithms follow the traditional way…

人工智能 · 计算机科学 2024-11-05 Chanjuan Liu , Jinmiao Cong , Bingcai Chen , Yaochu Jin , Enqiang Zhu

Many complex scenarios require the coordination of agents possessing unique points of view and distinct semantic commitments. In response, standpoint logic (SL) was introduced in the context of knowledge integration, allowing one to reason…

人工智能 · 计算机科学 2023-04-28 Nicola Gigante , Lucia {Gomez Alvarez} , Tim S. Lyon

In reinforcement learning (RL), the consideration of multivariate reward signals has led to fundamental advancements in multi-objective decision-making, transfer learning, and representation learning. This work introduces the first…

机器学习 · 计算机科学 2024-09-05 Harley Wiltzer , Jesse Farebrother , Arthur Gretton , Mark Rowland

Spatial Transformer Networks (STN) can generate geometric transformations which modify input images to improve the classifier's performance. In this work, we combine the idea of STN with Reinforcement Learning (RL). To this end, we break…

机器学习 · 计算机科学 2021-06-29 Fatemeh Azimi , Federico Raue , Joern Hees , Andreas Dengel

Reinforcement Learning (RL) provides a powerful framework for decision-making in complex environments. However, implementing RL in hardware-efficient and bio-inspired ways remains a challenge. This paper presents a novel Spiking Neural…

神经与进化计算 · 计算机科学 2023-08-09 Sergio F. Chevtchenko , Yeshwanth Bethi , Teresa B. Ludermir , Saeed Afshar

Learning useful data representations without requiring labels is a cornerstone of modern deep learning. Self-supervised learning methods, particularly contrastive learning (CL), have proven successful by leveraging data augmentations to…

机器学习 · 计算机科学 2023-12-11 Sacha Morin , Somjit Nath , Samira Ebrahimi Kahou , Guy Wolf

In this paper, we propose a neuro-symbolic framework called weighted Signal Temporal Logic Neural Network (wSTL-NN) that combines the characteristics of neural networks and temporal logics. Weighted Signal Temporal Logic (wSTL) formulas are…

机器学习 · 计算机科学 2021-04-13 Ruixuan Yan , Agung Julius

We consider the problem of learning discriminative representations for data in a high-dimensional space with distribution supported on or around multiple low-dimensional linear subspaces. That is, we wish to compute a linear injective map…

机器学习 · 统计学 2022-10-07 Druv Pai , Michael Psenka , Chih-Yuan Chiu , Manxi Wu , Edgar Dobriban , Yi Ma

This paper investigates Reinforcement Learning (RL) on data without explicit labels for reasoning tasks in Large Language Models (LLMs). The core challenge of the problem is reward estimation during inference while not having access to…

Hierarchical Reinforcement Learning algorithms have successfully been applied to temporal credit assignment problems with sparse reward signals. However, state-of-the-art algorithms require manual specification of sub-task structures, a…

机器学习 · 计算机科学 2019-09-24 Robert Tjarko Lange , Aldo Faisal

We propose a new class of deep reinforcement learning (RL) algorithms that model latent representations in hyperbolic space. Sequential decision-making requires reasoning about the possible future consequences of current behavior.…

机器学习 · 计算机科学 2022-10-05 Edoardo Cetin , Benjamin Chamberlain , Michael Bronstein , Jonathan J Hunt

Reinforcement learning with verifiable rewards has emerged as a powerful paradigm for training intelligent agents. However, existing methods typically employ binary rewards that fail to capture quality differences among trajectories…

Large Language Models (LLMs) increasingly rely on long-form, multi-step reasoning to solve complex tasks such as mathematical problem solving and scientific question answering. Despite strong performance, existing confidence estimation…

Reinforcement learning from expert demonstrations has long remained a challenging research problem, and existing state-of-the-art methods using behavioral cloning plus further RL training often suffer from poor generalization, low sample…

机器学习 · 计算机科学 2025-05-07 Borui Wang , Kathleen McKeown , Rex Ying

Deep reinforcement learning (DRL) is a well-suited approach to financial decision-making, where an agent makes decisions based on its trading strategy developed from market observations. Existing DRL intraday trading strategies mainly use…

交易与市场微观结构 · 定量金融 2024-06-13 Sven Goluža , Tomislav Kovačević , Tessa Bauman , Zvonko Kostanjčar

In this paper, we propose a model-free reinforcement learning method to synthesize control policies for motion planning problems with continuous states and actions. The robot is modelled as a labeled discrete-time Markov decision process…

人工智能 · 计算机科学 2020-10-01 Chuanzheng Wang , Yinan Li , Stephen L. Smith , Jun Liu

Multi-task learning (MTL) seeks to improve the generalized performance of learning specific tasks, exploiting useful information incorporated in related tasks. As a promising area, this paper studies an MTL-based control approach…

系统与控制 · 电气工程与系统科学 2024-08-01 Andres Arias , Chuangchuang Sun

Robust Reinforcement Learning (RL) focuses on improving performances under model errors or adversarial attacks, which facilitates the real-life deployment of RL agents. Robust Adversarial Reinforcement Learning (RARL) is one of the most…

机器学习 · 计算机科学 2022-09-27 Peide Huang , Mengdi Xu , Fei Fang , Ding Zhao

Deep reinforcement learning (DRL) has achieved significant breakthroughs in various tasks. However, most DRL algorithms suffer a problem of generalizing the learned policy which makes the learning performance largely affected even by minor…

机器学习 · 计算机科学 2019-07-11 Zhengyao Jiang , Shan Luo