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Diego Dall’Alba

5 accepted papers

2024

DEAR: Disentangled Environment and Agent Representations for Reinforcement Learning without Reconstruction

IROS 2024poster

Reinforcement Learning (RL) algorithms can learn robotic control tasks from visual observations, but they often require a large amount of data, especially when the visual scene is complex and unstructured. In this paper, we explore how the agent’s knowledge of its shape can improve the sample effici…

Cited by 1SourcecodeScholar
2024

FF-SRL: High Performance GPU-Based Surgical Simulation For Robot Learning

IROS 2024poster

Robotic surgery is a rapidly developing field that can greatly benefit from the automation of surgical tasks. However, training techniques such as Reinforcement Learning (RL) require a high number of task repetitions, which are generally unsafe and impractical to perform on real surgical systems. Th…

Cited by 1SourcecodeScholar
2021

An Optimized Two-Layer Approach for Efficient and Robustly Stable Bilateral Teleoperation

ICRA 2021poster

In this paper, we propose a novel bilateral teleoperation architecture that allows to optimally render the remote interaction force at the local side while guaranteeing a robustly stable behaviour. Stability is guaranteed by ensuring a proper energy exchange between the local and the remote sides. D…

Cited by 8SourceScholar
2021

Safe Reinforcement Learning using Formal Verification for Tissue Retraction in Autonomous Robotic-Assisted Surgery

IROS 2021poster

Deep Reinforcement Learning (DRL) is a viable solution for automating repetitive surgical subtasks due to its ability to learn complex behaviours in a dynamic environment. This task automation could lead to reduced surgeon’s cognitive workload, increased precision in critical aspects of the surgery,…

Cited by 59SourcecodeScholar
2020

Soft Tissue Simulation Environment to Learn Manipulation Tasks in Autonomous Robotic Surgery

IROS 2020poster

Reinforcement Learning (RL) methods have demonstrated promising results for the automation of subtasks in surgical robotic systems. Since many trial and error attempts are required to learn the optimal control policy, RL agent training can be performed in simulation and the learned behavior can be t…

Cited by 65SourceScholar