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Deep MRI reconstruction is commonly performed with conditional models that de-alias undersampled acquisitions to recover images consistent with fully-sampled data. Since conditional models are trained with knowledge of the imaging operator,…

Image and Video Processing · Electrical Eng. & Systems 2023-09-19 Alper Güngör , Salman UH Dar , Şaban Öztürk , Yilmaz Korkmaz , Gokberk Elmas , Muzaffer Özbey , Tolga Çukur

As power systems are undergoing a significant transformation with more uncertainties, less inertia and closer to operation limits, there is increasing risk of large outages. Thus, there is an imperative need to enhance grid emergency…

Machine Learning · Computer Science 2022-02-08 Renke Huang , Yujiao Chen , Tianzhixi Yin , Qiuhua Huang , Jie Tan , Wenhao Yu , Xinya Li , Ang Li , Yan Du

This paper develops a Deep Reinforcement Learning (DRL)-agent for navigation and control of autonomous surface vessels (ASV) on inland waterways. Spatial restrictions due to waterway geometry and the resulting challenges, such as high flow…

Machine Learning · Computer Science 2023-04-04 Niklas Paulig , Ostap Okhrin

Purpose : Because functional MRI (fMRI) data sets are in general small, we sought a data efficient approach to resting state fMRI classification of autism spectrum disorder (ASD) versus neurotypical (NT) controls. We hypothesized that a…

Neurons and Cognition · Quantitative Biology 2022-06-23 Joseph Stember , Danielle Stember , Luca Pasquini , Jenabi Merhnaz , Andrei Holodny , Hrithwik Shalu

The main objective of this paper is to introduce a transfer learning-enhanced deep reinforcement learning (DRL) methodology that is able to optimise the geometry of any airfoil based on concomitant aerodynamic and structural integrity…

Machine Learning · Computer Science 2025-08-04 David Ramos , Lucas Lacasa , Eusebio Valero , Gonzalo Rubio

Deep Reinforcement Learning (DRL) has recently spread into a range of domains within physics and engineering, with multiple remarkable achievements. Still, much remains to be explored before the capabilities of these methods are well…

Computational Engineering, Finance, and Science · Computer Science 2020-12-22 Jonathan Viquerat , Jean Rabault , Alexander Kuhnle , Hassan Ghraieb , Aurélien Larcher , Elie Hachem

Air transportation is undergoing a rapid evolution globally with the introduction of Advanced Air Mobility (AAM) and with it comes novel challenges and opportunities for transforming aviation. As AAM operations introduce increasing…

Artificial Intelligence · Computer Science 2024-07-02 Luis E. Alvarez , Marc W. Brittain , Steven D. Young

Academic research in the field of autonomous vehicles has reached high popularity in recent years related to several topics as sensor technologies, V2X communications, safety, security, decision making, control, and even legal and…

Machine Learning · Computer Science 2020-01-31 Szilárd Aradi

Classical navigation systems typically operate using a fixed set of hand-picked parameters (e.g. maximum speed, sampling rate, inflation radius, etc.) and require heavy expert re-tuning in order to work in new environments. To mitigate this…

Robotics · Computer Science 2020-11-03 Zifan Xu , Gauraang Dhamankar , Anirudh Nair , Xuesu Xiao , Garrett Warnell , Bo Liu , Zizhao Wang , Peter Stone

Fish fin rays constitute a sophisticated control system for ray-finned fish, facilitating versatile locomotion within complex fluid environments. Despite extensive research on the kinematics and hydrodynamics of fish locomotion, the…

Fluid Dynamics · Physics 2024-01-23 Xin-Yang Liu , Dariush Bodaghi , Qian Xue , Xudong Zheng , Jian-Xun Wang

High Power Laser (HPL) systems operate in the attoseconds regime -- the shortest timescale ever created by humanity. HPL systems are instrumental in high-energy physics, leveraging ultra-short impulse durations to yield extremely high…

Machine Learning · Computer Science 2025-07-15 Francesco Capuano , Davorin Peceli , Gabriele Tiboni

Time-of-flight magnetic resonance angiography (TOF-MRA) is one of the most widely used non-contrast MR imaging methods to visualize blood vessels, but due to the 3-D volume acquisition highly accelerated acquisition is necessary.…

Image and Video Processing · Electrical Eng. & Systems 2020-08-05 Hyungjin Chung , Eunju Cha , Leonard Sunwoo , Jong Chul Ye

Robust reinforcement learning (Robust RL) seeks to handle epistemic uncertainty in environment dynamics, but existing approaches often rely on nested min--max optimization, which is computationally expensive and yields overly conservative…

Machine Learning · Computer Science 2025-10-15 Chenliang Li , Junyu Leng , Jiaxiang Li , Youbang Sun , Shixiang Chen , Shahin Shahrampour , Alfredo Garcia

The increasing number of unmanned aerial vehicles (UAVs) in urban environments requires a strategy to minimize their environmental impact, both in terms of energy efficiency and noise reduction. In order to reduce these concerns, novel…

Artificial Intelligence · Computer Science 2024-09-27 Federica Tonti , Jean Rabault , Ricardo Vinuesa

Purpose: To develop a data-efficient strategy for accelerated MRI reconstruction with Diffusion Probabilistic Generative Models (DPMs) that enables faster scan times in clinical stroke MRI when only limited fully-sampled data samples are…

Image and Video Processing · Electrical Eng. & Systems 2026-03-16 Yamin Arefeen , Sidharth Kumar , Steven Warach , Hamidreza Saber , Jonathan Tamir

A multi-agent deep reinforcement learning (DRL)-based model is presented in this study to reconstruct flow fields from noisy data. A combination of the reinforcement learning with pixel-wise rewards (PixelRL), physical constraints…

Fluid Dynamics · Physics 2023-09-28 Mustafa Z. Yousif , Meng Zhang , Yifan Yang , Haifeng Zhou , Linqi Yu , HeeChang Lim

In comparison to common quadrotors, the shape change of morphing quadrotors endows it with a more better flight performance but also results in more complex flight dynamics. Generally, it is extremely difficult or even impossible for…

Robotics · Computer Science 2024-08-26 Tao Yang , Huai-Ning Wu , Jun-Wei Wang

This study compares Deep Reinforcement Learning (DRL) and Model Predictive Control (MPC) for Adaptive Cruise Control (ACC) design in car-following scenarios. A first-order system is used as the Control-Oriented Model (COM) to approximate…

Systems and Control · Electrical Eng. & Systems 2020-08-04 Yuan Lin , John McPhee , Nasser L. Azad

This paper studies how to improve the generalization performance and learning speed of the navigation agents trained with deep reinforcement learning (DRL). Although DRL exhibits huge potential in robot mapless navigation, DRL agents…

Robotics · Computer Science 2022-06-28 Wei Zhang , Yunfeng Zhang , Ning Liu , Kai Ren , Pengfei Wang

This study considers multiple reconfigurable intelligent surfaces (RISs)-aided multiuser downlink systems with the goal of jointly optimizing the transmitter precoding and RIS phase shift matrix to maximize spectrum efficiency. Unlike prior…

Information Theory · Computer Science 2025-10-01 Po-Heng Chou , Bo-Ren Zheng , Wan-Jen Huang , Walid Saad , Yu Tsao , Ronald Y. Chang
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