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Systems and machines undergo various failure modes that result in machine health degradation, so maintenance actions are required to restore them back to a state where they can perform their expected functions. Since maintenance tasks are…

Machine Learning · Computer Science 2023-07-11 Oluwaseyi Ogunfowora , Homayoun Najjaran

Traditional radio systems are strictly co-designed on the lower levels of the OSI stack for compatibility and efficiency. Although this has enabled the success of radio communications, it has also introduced lengthy standardization…

Signal Processing · Electrical Eng. & Systems 2018-01-16 Colin de Vrieze , Shane Barratt , Daniel Tsai , Anant Sahai

To build an open-domain multi-turn conversation system is one of the most interesting and challenging tasks in Artificial Intelligence. Many research efforts have been dedicated to building such dialogue systems, yet few shed light on…

Computation and Language · Computer Science 2018-11-20 Lili Yao , Ruijian Xu , Chao Li , Dongyan Zhao , Rui Yan

Many capable large language models (LLMs) are developed via self-supervised pre-training followed by a reinforcement-learning fine-tuning phase, often based on human or AI feedback. During this stage, models may be guided by their inductive…

In this paper, we provide an overview of the existing methods for integrating human advice into a Reinforcement Learning process. We first propose a taxonomy of the different forms of advice that can be provided to a learning agent. We then…

Artificial Intelligence · Computer Science 2020-11-25 Anis Najar , Mohamed Chetouani

Successful Artificial Intelligence systems often require numerous labeled data to extract information from document images. In this paper, we investigate the problem of improving the performance of Artificial Intelligence systems in…

Information Retrieval · Computer Science 2022-09-27 Bao-Sinh Nguyen , Dung Tien Le , Hieu M. Vu , Tuan Anh D. Nguyen , Minh-Tien Nguyen , Hung Le

Rewards and punishments in different forms are pervasive and present in a wide variety of decision-making scenarios. By observing the outcome of a sufficient number of repeated trials, one would gradually learn the value and usefulness of a…

Machine Learning · Computer Science 2019-06-25 Nikki Lijing Kuang , Clement H. C. Leung

Cyber-physical systems, such as mobile robots, must respond adaptively to dynamic operating conditions. Effective operation of these systems requires that sensing and actuation tasks are performed in a timely manner. Additionally, execution…

Machine Learning · Computer Science 2012-03-19 Robert Glaubius , Terry Tidwell , Christopher Gill , William D. Smart

System identification, also known as learning forward models, transfer functions, system dynamics, etc., has a long tradition both in science and engineering in different fields. Particularly, it is a recurring theme in Reinforcement…

The model-based reinforcement learning paradigm, which uses planning algorithms and neural network models, has recently achieved unprecedented results in diverse applications, leading to what is now known as deep reinforcement learning.…

Machine Learning · Computer Science 2022-01-11 Tiago Gaspar Oliveira , Arlindo L. Oliveira

Synthesizing planning and control policies in robotics is a fundamental task, further complicated by factors such as complex logic specifications and high-dimensional robot dynamics. This paper presents a novel reinforcement learning…

Robotics · Computer Science 2023-10-03 Zikang Xiong , Daniel Lawson , Joe Eappen , Ahmed H. Qureshi , Suresh Jagannathan

For autonomous vehicles integrating onto roadways with human traffic participants, it requires understanding and adapting to the participants' intention and driving styles by responding in predictable ways without explicit communication.…

Robotics · Computer Science 2021-07-09 Zhitao Wang , Yuzheng Zhuang , Qiang Gu , Dong Chen , Hongbo Zhang , Wulong Liu

We investigate how reinforcement learning can be used to train level-designing agents. This represents a new approach to procedural content generation in games, where level design is framed as a game, and the content generator itself is…

Machine Learning · Computer Science 2020-08-14 Ahmed Khalifa , Philip Bontrager , Sam Earle , Julian Togelius

In a multi-agent system, agents can cooperatively learn a model from data by exchanging their estimated model parameters, without the need to exchange the locally available data used by the agents. This strategy, often called federated…

Machine Learning · Computer Science 2023-05-09 Halil Yigit Oksuz , Fabio Molinari , Henning Sprekeler , Jörg Raisch

Reinforcement learning is well suited for optimizing policies of recommender systems. Current solutions mostly focus on model-free approaches, which require frequent interactions with the real environment, and thus are expensive in model…

Machine Learning · Computer Science 2020-01-22 Xueying Bai , Jian Guan , Hongning Wang

The integration of Reinforcement Learning (RL) with heuristic methods is an emerging trend for solving optimization problems, which leverages RL's ability to learn from the data generated during the search process. One promising approach is…

Machine Learning · Computer Science 2024-09-19 Arthur Müller , Lukas Vollenkemper

A promising way to mitigate the expensive process of obtaining a high-dimensional signal is to acquire a limited number of low-dimensional measurements and solve an under-determined inverse problem by utilizing the structural prior about…

Machine Learning · Computer Science 2024-07-11 Gianluigi Silvestri , Fabio Valerio Massoli , Tribhuvanesh Orekondy , Afshin Abdi , Arash Behboodi

Reinforcement learning (RL) is a general framework for adaptive control, which has proven to be efficient in many domains, e.g., board games, video games or autonomous vehicles. In such problems, an agent faces a sequential decision-making…

Machine Learning · Computer Science 2020-06-16 Olivier Buffet , Olivier Pietquin , Paul Weng

Modern radio telescopes produce unprecedented amounts of data, which are passed through many processing pipelines before the delivery of scientific results. Hyperparameters of these pipelines need to be tuned by hand to produce optimal…

Instrumentation and Methods for Astrophysics · Physics 2021-05-26 Sarod Yatawatta , Ian M. Avruch

Personalisation of products and services is fast becoming the driver of success in banking and commerce. Machine learning holds the promise of gaining a deeper understanding of and tailoring to customers' needs and preferences. Whereas…

Machine Learning · Computer Science 2022-06-30 Charl Maree , Christian Omlin