1

Quaternion Convolutional Neural Networks for End-to-End Automatic Speech Recognition
Recently, the connectionist temporal classification (CTC) model coupled with recurrent (RNN) or convolutional neural networks (CNN), …
LTL and Beyond: Formal Languages for Reward Function Specification in Reinforcement Learning
In Reinforcement Learning (RL), an agent is guided by the rewards it receives from the reward function. Unfortunately, it may take many …
Neural Autoregressive Flows
Normalizing flows and autoregressive models have been successfully combined to produce state-of-the-art results in density estimation, …
Teaching Multiple Tasks to an RL Agent using LTL
This paper examines the problem of how to teach multiple tasks to a Reinforcement Learning (RL) agent. To this end, we use Linear …
Using Reward Machines for High-Level Task Specification and Decomposition in Reinforcement Learning
In this paper we propose Reward Machines – a type of finite state machine that supports the spec- ification of reward functions while …
Learning Heuristics for the TSP by Policy Gradient
The aim of the study is to provide interesting insights on how efficient machine learning algorithms could be adapted to solve com- …
Unsupervised Domain Adaptation with Similarity Learning
The objective of unsupervised domain adaptation is to leverage features from a labeled source domain and learn a classifier for an …
Strong Baselines for Simple Question Answering over Knowledge Graphs with and without Neural Networks
We examine the problem of question answering over knowledge graphs, focusing on simple questions that can be answered by the lookup of …
Advice-Based Exploration in Model-Based Reinforcement Learning
Convergence to an optimal policy using model-based rein- forcement learning can require significant exploration of the environment. In …
Deep Complex Networks
At present, the vast majority of building blocks, techniques, and architectures for deep learning are based on real-valued operations …