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Multi-agent reinforcement learning has been used as an effective means to study emergent communication between agents, yet little focus has been given to continuous acoustic communication. This would be more akin to human language…

Computation and Language · Computer Science 2023-05-03 Kevin Eloff , Okko Räsänen , Herman A. Engelbrecht , Arnu Pretorius , Herman Kamper

Active learning agents typically employ a query selection algorithm which solely considers the agent's learning objectives. However, this may be insufficient in more realistic human domains. This work uses imitation learning to enable an…

Machine Learning · Computer Science 2019-07-02 Kalesha Bullard , Yannick Schroecker , Sonia Chernova

Medical Ultrasound (US) imaging has seen increasing demands over the past years, becoming one of the most preferred imaging modalities in clinical practice due to its affordability, portability, and real-time capabilities. However, it faces…

Traditional reinforcement learning agents learn from experience, past or present, gained through interaction with their environment. Our approach synthesizes experience, without requiring an agent to interact with their environment, by…

Machine Learning · Computer Science 2019-03-01 Chris R. Serrano , Michael A. Warren

In this work, we present an alternative approach to making an agent compositional through the use of a diagnostic classifier. Because of the need for explainable agents in automated decision processes, we attempt to interpret the latent…

Artificial Intelligence · Computer Science 2020-01-14 Michiel van der Meer , Matteo Pirotta , Elia Bruni

Humans integrate multiple sensory modalities (e.g. visual and audio) to build a causal understanding of the physical world. In this work, we propose a novel type of intrinsic motivation for Reinforcement Learning (RL) that encourages the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Chuang Gan , Xiaoyu Chen , Phillip Isola , Antonio Torralba , Joshua B. Tenenbaum

Providing Reinforcement Learning (RL) agents with human feedback can dramatically improve various aspects of learning. However, previous methods require human observer to give inputs explicitly (e.g., press buttons, voice interface),…

Neural and Evolutionary Computing · Computer Science 2020-10-15 Duo Xu , Mohit Agarwal , Ekansh Gupta , Faramarz Fekri , Raghupathy Sivakumar

Deep reinforcement learning has enabled robots to learn motor skills from environmental interactions with minimal to no prior knowledge. However, existing reinforcement learning algorithms assume an episodic setting, in which the agent…

Machine Learning · Computer Science 2022-05-27 Jigang Kim , J. hyeon Park , Daesol Cho , H. Jin Kim

Reinforcement learning is a machine learning approach based on behavioral psychology. It is focused on learning agents that can acquire knowledge and learn to carry out new tasks by interacting with the environment. However, a problem…

Artificial Intelligence · Computer Science 2022-12-15 Hugo Muñoz , Ernesto Portugal , Angel Ayala , Bruno Fernandes , Francisco Cruz

This paper evaluates an advanced jet trainer's utilization of artificial intelligence (AI)-based aircraft aerobatic maneuvers with the intention of developing an AI-assisted pilot training module for specific aircraft maneuvers. A multitude…

Machine Learning · Computer Science 2026-04-28 Atahan Cilan , Mahir Demir , Özgün Can Yürütken , Seyyid Osman Sevgili , Ümit Can Bekar

Machine unlearning refers to the process of mitigating the influence of specific training data on machine learning models based on removal requests from data owners. However, one important area that has been largely overlooked in the…

Cryptography and Security · Computer Science 2025-07-17 Dayong Ye , Tianqing Zhu , Congcong Zhu , Derui Wang , Kun Gao , Zewei Shi , Sheng Shen , Wanlei Zhou , Minhui Xue

When encountering novel objects, humans are able to infer a wide range of physical properties such as mass, friction and deformability by interacting with them in a goal driven way. This process of active interaction is in the same spirit…

Machine Learning · Statistics 2017-08-21 Misha Denil , Pulkit Agrawal , Tejas D Kulkarni , Tom Erez , Peter Battaglia , Nando de Freitas

The ability of an AI agent to assist other agents, such as humans, is an important and challenging goal, which requires the assisting agent to reason about the behavior and infer the goals of the assisted agent. Training such an ability by…

Artificial Intelligence · Computer Science 2021-10-05 Antti Keurulainen , Isak Westerlund , Samuel Kaski , Alexander Ilin

Deep learning-based respiratory auscultation is currently hindered by two fundamental challenges: (i) inherent information loss, as converting signals into spectrograms discards transient acoustic events and clinical context; (ii) limited…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-02 Pengfei Zhang , Tianxin Xie , Minghao Yang , Li Liu

We analyze the language learned by an agent trained with reinforcement learning as a component of the ActiveQA system [Buck et al., 2017]. In ActiveQA, question answering is framed as a reinforcement learning task in which an agent sits…

Computation and Language · Computer Science 2018-01-24 Christian Buck , Jannis Bulian , Massimiliano Ciaramita , Wojciech Gajewski , Andrea Gesmundo , Neil Houlsby , Wei Wang

Medical automatic diagnosis aims to imitate human doctors in real-world diagnostic processes and to achieve accurate diagnoses by interacting with the patients. The task is formulated as a sequential decision-making problem with a series of…

Machine Learning · Computer Science 2022-06-07 Hongyi Yuan , Sheng Yu

Recent work has demonstrated that problems-- particularly imitation learning and structured prediction-- where a learner's predictions influence the input-distribution it is tested on can be naturally addressed by an interactive approach…

Machine Learning · Computer Science 2014-06-24 Stephane Ross , J. Andrew Bagnell

Reinforcement Learning agents are expected to eventually perform well. Typically, this takes the form of a guarantee about the asymptotic behavior of an algorithm given some assumptions about the environment. We present an algorithm for a…

Machine Learning · Computer Science 2020-04-02 Michael K. Cohen , Elliot Catt , Marcus Hutter

Reinforcement learning often uses neural networks to solve complex control tasks. However, neural networks are sensitive to input perturbations, which makes their deployment in safety-critical environments challenging. This work lifts…

Machine Learning · Computer Science 2024-08-20 Manuel Wendl , Lukas Koller , Tobias Ladner , Matthias Althoff

Online reinforcement learning agents are currently able to process an increasing amount of data by converting it into a higher order value functions. This expansion of the information collected from the environment increases the agent's…

Machine Learning · Computer Science 2021-02-04 Mirza Ramicic , Andrea Bonarini