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Reinforcement Learning has shown success in a number of complex virtual environments. However, many challenges still exist towards solving problems with natural language as a core component. Interactive Fiction Games (or Text Games) are one…

Artificial Intelligence · Computer Science 2021-09-21 Philip Osborne , Heido Nõmm , Andre Freitas

Infants are experts at playing, with an amazing ability to generate novel structured behaviors in unstructured environments that lack clear extrinsic reward signals. We seek to mathematically formalize these abilities using a neural network…

Machine Learning · Computer Science 2018-11-01 Nick Haber , Damian Mrowca , Li Fei-Fei , Daniel L. K. Yamins

Robots are extending their presence in domestic environments every day, being more common to see them carrying out tasks in home scenarios. In the future, robots are expected to increasingly perform more complex tasks and, therefore, be…

Artificial Intelligence · Computer Science 2020-09-22 Ithan Moreira , Javier Rivas , Francisco Cruz , Richard Dazeley , Angel Ayala , Bruno Fernandes

Building machines capable of efficiently collaborating with humans has been a longstanding goal in artificial intelligence. Especially in the presence of uncertainties, optimal cooperation often requires that humans and artificial agents…

Machine Learning · Computer Science 2024-01-10 Oskar Keurulainen , Gokhan Alcan , Ville Kyrki

Reinforcement learning has been widely adopted to model dialogue managers in task-oriented dialogues. However, the user simulator provided by state-of-the-art dialogue frameworks are only rough approximations of human behaviour. The ability…

Computation and Language · Computer Science 2023-02-23 Thibault Cordier , Tanguy Urvoy , Fabrice Lefevre , Lina M. Rojas-Barahona

Humans have come to rely on machines for reducing excessive information to manageable representations. But this reliance can be abused -- strategic machines might craft representations that manipulate their users. How can a user make good…

Machine Learning · Computer Science 2022-06-20 Vineet Nair , Ganesh Ghalme , Inbal Talgam-Cohen , Nir Rosenfeld

Model-based reinforcement learning (RL) has proven to be a data efficient approach for learning control tasks but is difficult to utilize in domains with complex observations such as images. In this paper, we present a method for learning…

Machine Learning · Computer Science 2019-06-25 Marvin Zhang , Sharad Vikram , Laura Smith , Pieter Abbeel , Matthew J. Johnson , Sergey Levine

In this paper a deep reinforcement based multi-agent path planning approach is introduced. The experiments are realized in a simulation environment and in this environment different multi-agent path planning problems are produced. The…

Machine Learning · Computer Science 2021-10-05 Mert Çetinkaya

When agents interact with a complex environment, they must form and maintain beliefs about the relevant aspects of that environment. We propose a way to efficiently train expressive generative models in complex environments. We show that a…

Machine Learning · Computer Science 2019-06-25 Karol Gregor , Danilo Jimenez Rezende , Frederic Besse , Yan Wu , Hamza Merzic , Aaron van den Oord

Enabling humans to identify potential flaws in an agent's decision making is an important Explainable AI application. We consider identifying such flaws in a planning-based deep reinforcement learning (RL) agent for a complex real-time…

Artificial Intelligence · Computer Science 2021-09-30 Kin-Ho Lam , Zhengxian Lin , Jed Irvine , Jonathan Dodge , Zeyad T Shureih , Roli Khanna , Minsuk Kahng , Alan Fern

Humans flexibly solve new problems that differ qualitatively from those they were trained on. This ability to generalize is supported by learned concepts that capture structure common across different problems. Here we develop a…

Artificial Intelligence · Computer Science 2020-08-11 Lucas Y. Tian , Kevin Ellis , Marta Kryven , Joshua B. Tenenbaum

Humans are interactive agents driven to seek out situations with interesting physical dynamics. Here we formalize the functional form of physical intrinsic motivation. We first collect ratings of how interesting humans find a variety of…

Artificial Intelligence · Computer Science 2023-08-09 Julio Martinez , Felix Binder , Haoliang Wang , Nick Haber , Judith Fan , Daniel L. K. Yamins

Humans learn quickly even in tasks that contain complex visual information. This is due in part to the efficient formation of compressed representations of visual information, allowing for better generalization and robustness. However,…

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

Machine understanding of complex images is a key goal of artificial intelligence. One challenge underlying this task is that visual scenes contain multiple inter-related objects, and that global context plays an important role in…

Machine Learning · Statistics 2018-11-05 Roei Herzig , Moshiko Raboh , Gal Chechik , Jonathan Berant , Amir Globerson

In the sequential decision making setting, an agent aims to achieve systematic generalization over a large, possibly infinite, set of environments. Such environments are modeled as discrete Markov decision processes with both states and…

Machine Learning · Computer Science 2023-03-31 Mirco Mutti , Riccardo De Santi , Emanuele Rossi , Juan Felipe Calderon , Michael Bronstein , Marcello Restelli

Deep Neural networks are efficient and flexible models that perform well for a variety of tasks such as image, speech recognition and natural language understanding. In particular, convolutional neural networks (CNN) generate a keen…

Machine Learning · Computer Science 2018-12-20 Yesmina Jaafra , Jean Luc Laurent , Aline Deruyver , Mohamed Saber Naceur

Deep Learning models enjoy considerable success in Natural Language Processing. While deep architectures produce useful representations that lead to improvements in various tasks, they are often difficult to interpret. This makes the…

Computation and Language · Computer Science 2013-04-29 Christian Scheible , Hinrich Schuetze

We propose a distributed architecture for deep reinforcement learning at scale, that enables agents to learn effectively from orders of magnitude more data than previously possible. The algorithm decouples acting from learning: the actors…

Machine Learning · Computer Science 2018-03-05 Dan Horgan , John Quan , David Budden , Gabriel Barth-Maron , Matteo Hessel , Hado van Hasselt , David Silver

This paper studies visual search using structured queries. The structure is in the form of a 2D composition that encodes the position and the category of the objects. The transformation of the position and the category of the objects leads…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Mert Kilickaya , Arnold W. M. Smeulders

Humans learn to play video games significantly faster than the state-of-the-art reinforcement learning (RL) algorithms. People seem to build simple models that are easy to learn to support planning and strategic exploration. Inspired by…

Artificial Intelligence · Computer Science 2018-11-27 Ramtin Keramati , Jay Whang , Patrick Cho , Emma Brunskill