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In this paper we study the problem of information sharing among rational self-interested agents as a dynamic game of asymmetric information. We assume that the agents imperfectly observe a Markov chain and they are called to decide whether…

Computer Science and Game Theory · Computer Science 2021-03-30 Konstantinos Ntemos , George Pikramenos , Nicholas Kalouptsidis

Reinforcement learning algorithms typically rely on the assumption that the environment dynamics and value function can be expressed in terms of a Markovian state representation. However, when state information is only partially observable,…

To improve the sample efficiency of policy-gradient based reinforcement learning algorithms, we propose implicit distributional actor-critic (IDAC) that consists of a distributional critic, built on two deep generator networks (DGNs), and a…

Machine Learning · Computer Science 2020-10-21 Yuguang Yue , Zhendong Wang , Mingyuan Zhou

We consider the problem of how strategic users with asymmetric information can learn an underlying time varying state in a user-recommendation system. Users who observe private signals about the state, sequentially make a decision about…

Computer Science and Game Theory · Computer Science 2018-04-17 Deepanshu Vasal , Vijay Subramanian , Achilleas Anastasopoulos

Self-supervised skill learning aims to acquire useful behaviors that leverage the underlying dynamics of the environment. Latent variable models, based on mutual information maximization, have been successful in this task but still struggle…

Machine Learning · Computer Science 2024-03-22 David Emukpere , Bingbing Wu , Julien Perez , Jean-Michel Renders

Informed machine learning methods allow the integration of prior knowledge into learning systems. This can increase accuracy and robustness or reduce data needs. However, existing methods often assume hard constraining knowledge, that does…

Machine Learning · Computer Science 2024-10-10 Christian Schlauch , Nadja Klein , Christian Wirth

A robust model predictive control scheme for a class of constrained norm-bounded uncertain discrete-time linear systems is developed under the hypothesis that only partial state measurements are available for feedback. Off-line calculations…

Systems and Control · Computer Science 2018-07-23 Giuseppe Franzè , Massimiliano Mattei , Luciano Ollio , Valerio Scordamaglia

Biological agents learn and act intelligently in spite of a highly limited capacity to process and store information. Many real-world problems involve continuous control, which represents a difficult task for artificial intelligence agents.…

Machine Learning · Computer Science 2025-05-16 Tailia Malloy , Chris R. Sims , Tim Klinger , Miao Liu , Matthew Riemer , Gerald Tesauro

We study a framework where agents have to avoid aversive signals. The agents are given only partial information, in the form of features that are projections of task states. Additionally, the agents have to cope with non-determinism,…

Artificial Intelligence · Computer Science 2016-05-17 Tom J. Ameloot

Existing imitation learning approaches often require that the complete demonstration data, including sequences of actions and states, are available. In this paper, we consider a more realistic and difficult scenario where a reinforcement…

Machine Learning · Computer Science 2019-03-12 Xiaoxiao Guo , Shiyu Chang , Mo Yu , Gerald Tesauro , Murray Campbell

Learning from data of past tasks can substantially improve the accuracy of mechatronic systems. Often, for fast and safe learning a model of the system is required. The aim of this paper is to develop a model-free approach for fast and safe…

Systems and Control · Electrical Eng. & Systems 2020-07-06 Maurice Poot , Jim Portegies , Tom Oomen

Model-based reinforcement learning (RL) algorithms designed for handling complex visual observations typically learn some sort of latent state representation, either explicitly or implicitly. Standard methods of this sort do not distinguish…

Robotics · Computer Science 2022-04-20 Homanga Bharadhwaj , Mohammad Babaeizadeh , Dumitru Erhan , Sergey Levine

Reinforcement learning algorithms are typically geared towards optimizing the expected return of an agent. However, in many practical applications, low variance in the return is desired to ensure the reliability of an algorithm. In this…

Machine Learning · Computer Science 2021-02-04 Arushi Jain , Gandharv Patil , Ayush Jain , Khimya Khetarpal , Doina Precup

We present a novel framework to exploit privileged information for recognition which is provided only during the training phase. Here, we focus on recognition task where images are provided as the main view and soft biometric traits…

Computer Vision and Pattern Recognition · Computer Science 2020-09-07 Seyed Mehdi Iranmanesh , Ali Dabouei , Nasser M. Nasrabadi

Model-based reinforcement learning algorithms, which aim to learn a model of the environment to make decisions, are more sample efficient than their model-free counterparts. The sample efficiency of model-based approaches relies on whether…

Machine Learning · Computer Science 2021-12-21 Zhihai Wang , Jie Wang , Qi Zhou , Bin Li , Houqiang Li

Supervised, semi-supervised, and unsupervised learning estimate a function given input/output samples. Generalization of the learned function to unseen data can be improved by incorporating side information into learning. Side information…

Machine Learning · Computer Science 2016-02-11 Rico Jonschkowski , Sebastian Höfer , Oliver Brock

Opponent modelling has proven effective in enhancing the decision-making of the controlled agent by constructing models of opponent agents. However, existing methods often rely on access to the observations and actions of opponents, a…

Artificial Intelligence · Computer Science 2024-03-25 Jing Sun , Shuo Chen , Cong Zhang , Yining Ma , Jie Zhang

We propose InfoChess, a symmetric adversarial game that elevates competitive information acquisition to the primary objective. There is no piece capture, removing material incentives that would otherwise confound the role of information.…

Multiagent Systems · Computer Science 2026-04-20 Kieran A. Murphy

A widely-studied deep reinforcement learning (RL) technique known as Prioritized Experience Replay (PER) allows agents to learn from transitions sampled with non-uniform probability proportional to their temporal-difference (TD) error.…

Machine Learning · Computer Science 2022-09-02 Baturay Saglam , Furkan B. Mutlu , Dogan C. Cicek , Suleyman S. Kozat

In this paper we explore how actor-critic methods in deep reinforcement learning, in particular Asynchronous Advantage Actor-Critic (A3C), can be extended with agent modeling. Inspired by recent works on representation learning and…

Multiagent Systems · Computer Science 2019-07-24 Pablo Hernandez-Leal , Bilal Kartal , Matthew E. Taylor
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