activity
20192024
most citedQ-learning Decision Transformer: Leveraging Dynamic Programming for Conditional Sequence Modelling in Offline RL

12 citations · 30 across the 6 of their papers we have counts for

collaborators

6 papers

cs.LG2024★ 4 cited

Safe and Robust Reinforcement Learning: Principles and Practice

Taku Yamagata, Raul Santos-Rodriguez

Reinforcement Learning (RL) has shown remarkable success in solving relatively complex tasks, yet the deployment of RL systems in real-world scenarios poses significant challenges…

cs.LG2023

When the Ground Truth is not True: Modelling Human Biases in Temporal Annotations

Taku Yamagata, Emma L. Tonkin, Benjamin Arana Sanchez +5

In supervised learning, low quality annotations lead to poorly performing classification and detection models, while also rendering evaluation unreliable. This is particularly appa…

cs.LG2022★ 12 cited

Q-learning Decision Transformer: Leveraging Dynamic Programming for Conditional Sequence Modelling in Offline RL

Taku Yamagata, Ahmed Khalil, Raul Santos-Rodriguez

Recent works have shown that tackling offline reinforcement learning (RL) with a conditional policy produces promising results. The Decision Transformer (DT) combines the condition…

cs.LG2021★ 2 cited

Reinforcement Learning with Feedback from Multiple Humans with Diverse Skills

Taku Yamagata, Ryan McConville, Raul Santos-Rodriguez

A promising approach to improve the robustness and exploration in Reinforcement Learning is collecting human feedback and that way incorporating prior knowledge of the target envir…

cs.LG2020★ 4 cited

Model-Based Reinforcement Learning for Type 1Diabetes Blood Glucose Control

Taku Yamagata, Aisling O'Kane, Amid Ayobi +5

In this paper we investigate the use of model-based reinforcement learning to assist people with Type 1 Diabetes with insulin dose decisions. The proposed architecture consists of…

cs.LG2019★ 8 cited

Online Feature Selection for Activity Recognition using Reinforcement Learning with Multiple Feedback

Taku Yamagata, Raúl Santos-Rodríguez, Ryan McConville +1

Recent advances in both machine learning and Internet-of-Things have attracted attention to automatic Activity Recognition, where users wear a device with sensors and their outputs…