Search Results for author: Soohyun Park

Found 16 papers, 0 papers with code

Handover Protocol Learning for LEO Satellite Networks: Access Delay and Collision Minimization

no code implementations31 Oct 2023 Ju-Hyung Lee, Chanyoung Park, Soohyun Park, Andreas F. Molisch

This study presents a novel deep reinforcement learning (DRL)-based handover (HO) protocol, called DHO, specifically designed to address the persistent challenge of long propagation delays in low-Earth orbit (LEO) satellite networks' HO procedures.

Realizing Stabilized Landing for Computation-Limited Reusable Rockets: A Quantum Reinforcement Learning Approach

no code implementations10 Oct 2023 Gyu Seon Kim, JaeHyun Chung, Soohyun Park

In the reusable rocket scenario, quantum reinforcement learning, which has reduced memory requirements due to fewer parameters, is a good solution.

Computational Efficiency reinforcement-learning

Investigation of factors regarding the effects of COVID-19 pandemic on college students' depression by quantum annealer

no code implementations26 Sep 2023 Junggu Choi, Kion Kim, Soohyun Park, Juyoen Hur, Hyunjung Yang, Younghoon Kim, Hakbae Lee, Sanghoon Han

Based on the experimental results, we confirm that QA-based algorithms have comparable capabilities in factor analysis research to the MLR models that have been widely used in previous studies.

Decision Making feature selection

Quantum Multi-Agent Reinforcement Learning for Autonomous Mobility Cooperation

no code implementations3 Aug 2023 Soohyun Park, Jae Pyoung Kim, Chanyoung Park, Soyi Jung, Joongheon Kim

To tackle these problems, a quantum MARL (QMARL) algorithm based on the concept of actor-critic network is proposed, which is beneficial in terms of scalability, to deal with the limitations in the noisy intermediate-scale quantum (NISQ) era.

Multi-agent Reinforcement Learning reinforcement-learning

Two Tales of Platoon Intelligence for Autonomous Mobility Control: Enabling Deep Learning Recipes

no code implementations19 Jul 2023 Soohyun Park, Haemin Lee, Chanyoung Park, Soyi Jung, Minseok Choi, Joongheon Kim

This paper presents the deep learning-based recent achievements to resolve the problem of autonomous mobility control and efficient resource management of autonomous vehicles and UAVs, i. e., (i) multi-agent reinforcement learning (MARL), and (ii) neural Myerson auction.

Autonomous Vehicles Management +1

Entropy-Aware Similarity for Balanced Clustering: A Case Study with Melanoma Detection

no code implementations11 May 2023 Seok Bin Son, Soohyun Park, Joongheon Kim

Clustering data is an unsupervised learning approach that aims to divide a set of data points into multiple groups.

Clustering

Quantum Multi-Agent Actor-Critic Networks for Cooperative Mobile Access in Multi-UAV Systems

no code implementations9 Feb 2023 Chanyoung Park, Won Joon Yun, Jae Pyoung Kim, Tiago Koketsu Rodrigues, Soohyun Park, Soyi Jung, Joongheon Kim

This paper proposes a novel algorithm, named quantum multi-agent actor-critic networks (QMACN) for autonomously constructing a robust mobile access system employing multiple unmanned aerial vehicles (UAVs).

Multi-agent Reinforcement Learning

Situation-Aware Deep Reinforcement Learning for Autonomous Nonlinear Mobility Control in Cyber-Physical Loitering Munition Systems

no code implementations31 Dec 2022 Hyunsoo Lee, Soohyun Park, Won Joon Yun, Soyi Jung, Joongheon Kim

Thus, our proposed autonomous nonlinear drone mobility control algorithm utilizes situation-aware components those are implemented with a Raycast function in Unity virtual scenarios.

Unity

Software Simulation and Visualization of Quantum Multi-Drone Reinforcement Learning

no code implementations24 Nov 2022 Chanyoung Park, Jae Pyoung Kim, Won Joon Yun, Soohyun Park, Soyi Jung, Joongheon Kim

Quantum machine learning (QML) has received a lot of attention according to its light training parameter numbers and speeds; and the advances of QML lead to active research on quantum multi-agent reinforcement learning (QMARL).

Multi-agent Reinforcement Learning Quantum Machine Learning +2

Multi-Agent Deep Reinforcement Learning for Efficient Passenger Delivery in Urban Air Mobility

no code implementations13 Nov 2022 Chanyoung Park, Soohyun Park, Gyu Seon Kim, Soyi Jung, Jae-Hyun Kim, Joongheon Kim

It has been considered that urban air mobility (UAM), also known as drone-taxi or electrical vertical takeoff and landing (eVTOL), will play a key role in future transportation.

reinforcement-learning Reinforcement Learning (RL)

Cooperative Multi-Agent Deep Reinforcement Learning for Reliable and Energy-Efficient Mobile Access via Multi-UAV Control

no code implementations3 Oct 2022 Chanyoung Park, Soohyun Park, Soyi Jung, Carlos Cordeiro, Joongheon Kim

The reliable mobile access services can be achieved in following two ways, i. e., i) energy-efficient UAV operation and ii) reliable wireless communication services.

Self-Configurable Stabilized Real-Time Detection Learning for Autonomous Driving Applications

no code implementations29 Sep 2022 Won Joon Yun, Soohyun Park, Joongheon Kim, David Mohaisen

In addition, we demonstrate the self-configurable stabilized detection with YOLOv3-tiny and FlowNet2-S, which are the real-time object detection network and an optical flow estimation network, respectively.

Autonomous Driving Object +3

Tutorial on Course-of-Action (COA) Attack Search Methods in Computer Networks

no code implementations27 May 2022 Seok Bin Son, Soohyun Park, Haemin Lee, Joongheon Kim, Soyi Jung, Donghwa Kim

In the literature of modern network security research, deriving effective and efficient course-of-action (COA) attach search methods are of interests in industry and academia.

reinforcement-learning Reinforcement Learning (RL)

Joint Mobile Charging and Coverage-Time Extension for Unmanned Aerial Vehicles

no code implementations27 Jun 2021 Soohyun Park, Won-Yong Shin, Minseok Choi, Joongheon Kim

To overcome this, we need to characterize a new type of drones, so-called charging drones, which can deliver energy to MBS drones.

Scheduling

Deep learning enables reference-free isotropic super-resolution for volumetric fluorescence microscopy

no code implementations19 Apr 2021 Hyoungjun Park, Myeongsu Na, Bumju Kim, Soohyun Park, Ki Hean Kim, Sunghoe Chang, Jong Chul Ye

Volumetric imaging by fluorescence microscopy is often limited by anisotropic spatial resolution from inferior axial resolution compared to the lateral resolution.

Generative Adversarial Network Super-Resolution

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