Gwiyeong Lee

Eonyak Kang

The Underwater Acoustics Intelligence Laboratory (UAIL) at Seoul 
National University's Department of Naval Architecture and Ocean 
Engineering is at the forefront of interdisciplinary research in 
underwater acoustics and Machine Learning.
수중음향 지능 연구실, 조선해양공학과, 서울대학교.

수중음향 지능 연구실, 조선해양공학과, 서울대학교.

Entropy-based analysis of influential factors for underwater acoustic target recognition in passive sonar data

Time-Domain Off-Grid Sparse Bayesian Learning for High-Resolution Time-Delay Estimation

Adaptive Enhancement of an Active Sonar Classifier Using Mode-Connectivity-Based Fine-Tuning Under Data Set Shifts

Model-Guided Deep Learning for Line Segment Detection in Time–Frequency Spectrograms of an Ocean Waveguide

Effective data augmentation for active sonar classification using attention based complementary learning with uncertainty measure

System-Informed Neural Network for Frequency Detection

Enhancing generalization of active sonar classification using semisupervised anomaly detection with multisphere for normal data

Attention-based Complementary Learning for Active Target Classification with Limited Sonar Data

Reformulation of frequency-difference matched-field processor for high-frequency known-source localization

3D Off-Grid Localization for Adjacent Cavitation Noise Sources Using Bayesian Inference

Ray-based analysis of subcritical scattering from buried target

Bi-sphere anomaly detection with learnable centroid for active sonar classification

Passive sonar target identification using multiple-measurement sparse Bayesian learning

Active target classification using a shallow neural network with dimension reduction

Three-dimensional off-grid localization of incipient tip vortex cavitation using Bayesian inference

Design of generalized sinusoidal frequency modulated pulse train waveform to improve tracking performance of high duty cycle sonar systems

Estimation of Acoustic Channel Impulse Response at Low Frequencies Using Sparse Bayesian Learning for Nonuniform Noise Power

Active underwater target detection using a shallow neural network with spectrogram-based temporal variation features

Underwater acoustic signal detection using calibrated hidden Markov model with multiple measurements

Broadband off-grid DOA estimation using block sparse Bayesian learning for nonuniform noise variance

Near-field target strength of finite cylindrical shell in water

Frequency analysis of acoustic data using multiple-measurement sparse bayesian learning

Detection of direction-of-arrival in time domain using compressive time delay estimation with single and multiple measurements

Underwater acoustic research trends with machine learning: general background

Underwater acoustic research trends with machine learning: Active SONAR applications

Underwater acoustic research trends with machine learning: Passive SONAR applications

Underwater acoustic research trends with machine learning: Ocean parameter inversion applications

Reverberation level modeling via coupled mode approach in shallow-water sound channel with internal solitary waves

Acoustic classification of surface and underwater vessels in the ocean using supervised machine learning

Broadband acoustic signal variability induced by internal solitary waves and semidiurnal internal tides in the northeastern East China Sea

Modeling of Long-Range Reverberation Signal for Rough Bottom Consisting of Polygon Facets

Multiple snapshot grid free compressive beamforming

Compressive sound speed profile inversion using beamforming results

Stealth path planning for a high speed torpedo-shaped autonomous underwater vehicle to approach a target ship

Compressive time delay estimation off the grid

Time-domain Helmholtz-Kirchhoff integral for surface scattering in a refractive medium

Compressive time-domain beamforming

Compressive spherical beamforming for localization of incipient tip vortex cavitation

Numerical study of three-dimensional sound reflection from corrugated surface waves

Off the grid time delay estimation for sparse translation-invariant signals

Efficient algorithm for long-range monostatic reverberation in shallow water using geometrical ray-bundle

Comment on “Reconstructing surface wave profiles from reflected acoustic pulses”[J. Acoust. Soc. Am. 133 (5), 2597–2611 (2013)]

Localization of incipient tip vortex cavitation using ray based matched field inversion method

Emergence of striation patterns in acoustic signals reflected from dynamic surface waves

Experimental study of scale effects on the scaling law for tip vortex cavitation noise

Modeling and analysis of monostatic seafloor reverberation from bottom consisting of two slopes

Characteristics of Acoustic Channel with Time-evolving Regular Surface

Analysis of acoustic channels with a time-evolving sinusoidal surface

Range-dependence of acoustic channel with traveling sinusoidal surface wave

Modeling and analysis of an acoustic channel with a moving surface

Geometrical ray-bundle reverberation modeling

Analysis of a time-varying acoustic channel caused by a moving surface

Characteristics of surface reflective path in acoustic channel with sinusoidal moving surface

다중 무인 수중운동체 위협 환경에서 PPO 기반 강화학습을 이용한 잠수함의 최적 회피 및 의사결정 전략 연구

프로펠러 명음소음원의 위치 추정을 위한 단극자 회전소음원의 역산 기법

Estimation of bubble size distribution using deep ensemble physics-informed neural network

Comprehensive analysis of deep learning-based target classifiers in small and imbalanced active sonar datasets

소량 및 불균형 능동소나 데이터세트에 대한 딥러닝 기반 표적식별기의 종합적인 분석

Comparison of target classification accuracy according to the aspect angle and the bistatic angle in bistatic sonar

Analysis on performance of grid-free compressive beamforming based on experiment

Variation of probability of sonar detection by internal waves in the South Western Sea of Jeju Island

Long range incoherent seafloor reverberation model based on coupled normal mode method

Derivation of Coherent Reflection Coefficient at Mid and Low Frequency for a Rough Surface

Mid frequency band reverberation model development using ray theory and comparison with experimental data

Domain-adaptive meta learning for underwater acoustic target recognition

Optimal evasive maneuver planning for submarines against multi-torpedo threats using reinforcement learning

Examination of representative manifolds existence in passive sonar dataset

Performance improvement of active sonar target classification using feature fusion

GHOST target suppression for distributed multi-array localization using temporal and spatial correlations

Physics-anchored masked autoencoder for efficient sonogram simulation

Extraction of comprehensive feature for active target detection using two hand-crafted acoustic features

Generalization performance analysis of anomaly detection-based active sonar classifier using anomaly score landscape

A comparison of the classification performance of shallow and deep convolutional neural networks in small active sonar datasets

Deep learning based effective feature extraction for active sonar target detection

Frequency analysis of passive sonar signals using multiple-measurement physics-informed neural network

Effective feature fusion via analysis of quantitative similarity matrices among various acoustic features for underwater active target detection

Enhancing generalization performance of anomaly detection-based active sonar classifier

Deep learning-based dispersion curve detector in the spectrogram

Model-Agnostic Meta-Learning based active target classification for small objects near sea bottom

Sparse frequency analysis of passive sonar signals using the adaptive learned iterative thresholding algorithm

Machined Learning-Based Active Target Detection Using Temporal Variation Features From Spectrogram

Effects of resizing the image data to the underwater acoustic classification from ship radiated noise using convolutional neural network

Comparative study on various acoustic features for active sonar target detection

Comparison of sparse Bayesian learning and atomic norm minimization in detecting passive tonal signals

Examination of active target detector using in situ data

Block-sparse compressive localization for incipient tip vortex cavitation noise

Compressive sound speed profile estimation with direction-of-arrivals

Off-the-grid direction-of-arrival estimation with multiple measurement vectors

Time-domain reverberation modeling for rough bottom consisting of polygon facets

Effect of nonlinear internal wave on monostatic reverberation in the shallow water region with underwater sound channel

Effect of internal waves on acoustic energy structure in the northern East China Sea

Numerical study of three-dimensional sound reflection from corrugated surface

Grid-free channel estimation of acoustic measurement data from SAVEX15

Time-domain Helmholtz-Kirchhoff integral for forward surface scattering in a refractive medium

The modeling and analysis of the reverberation on the continental shelf off of New Jersey.

수중음향 지능 연구실

교수님 소개

추영민

연구실 소개

연구실 키워드

알럼나이가 간 회사

연구실 지원 방법

대우 조건

연도별 논문 인용수

저널 & 학회 논문 출판 수

연구실 논문 목록

Entropy-based analysis of influential factors for underwater acoustic target recognition in passive sonar data

다중 무인 수중운동체 위협 환경에서 PPO 기반 강화학습을 이용한 잠수함의 최적 회피 및 의사결정 전략 연구

Domain-adaptive meta learning for underwater acoustic target recognition

연구실 보유 특허

대학별 입시끈

우리 연구실 모집

교수님 소개

추영민

연구실 키워드

알럼나이가 간 회사

연구실 지원 방법

대우 조건

연도별 논문 인용수

저널 & 학회 논문 출판 수

연구실 논문 목록

Entropy-based analysis of influential factors for underwater acoustic target recognition in passive sonar data

다중 무인 수중운동체 위협 환경에서 PPO 기반 강화학습을 이용한 잠수함의 최적 회피 및 의사결정 전략 연구

Domain-adaptive meta learning for underwater acoustic target recognition

연구실 보유 특허

최근 3년간 연구실적 높은 연구실

대학별 입시끈

우리 연구실 모집