Program

Opening 09:00–09:05 · Invited talks 09:10–10:00

1. 01

   Acoustic Density Estimation and Localization of Marine Mammals Using Passive Acoustic Monitoring in Taiwan’s Offshore Wind Farm Areas

   Chi-Fang Chen

   National Taiwan University, Taiwan

2. 02

   Conservation-related Bioacoustic Researches on Cetaceans in Chinese Waters

   Songhai Li

   Institute of Deep-sea Science and Engineering, Chinese Academy of Sciences, China

Presentations 10:00–11:00 · Discussion 11:00–11:20

1. 01

   Large-scale monitoring of coastal odontocetes using multiple static acoustic sensors

   Songhai Li

   Chinese Academy of Sciences, China

2. 02

   Acoustic Characterization of Representative Sound Producing Fishes in the Northwest Pacific Ocean

   Hansoo Kim

   Korea Institute of Ocean Science & Technology, Republic of Korea

3. 03

   Unsupervised detection of marine mammal acoustic activity in changing East Siberian Sea soundscape

   Siddharth Khopkar

   Korea Polar Research Institute, Republic of Korea

4. 04

   Occurrence of Cetaceans at a Proposed Floating Offshore Wind Farm Site Using Passive Acoustic Monitoring

   Sujung Kim

   Pukyong National University, Republic of Korea

Presentations 13:00–14:30 · Discussion 14:30–14:50

1. 01

   Machine Learning-Based Source Ranging Using Beamformed Data from a Bottom-Mounted Horizontal Line

   Gi-hoon Byun

   Ocean Science and Technology School, Republic of Korea

2. 02

   Energy Distribution Characteristics of Typical Underwater Noise Fields in the Circular Harmonic Domain for Array Signal Processing

   Ge Yu

   Chinese Academy of Sciences, Harbin Engineering University, China

3. 03

   Acoustic Monitoring of Antarctic Silverfish Distribution in a Warming Ross Sea: A Random Forest Framework for Ecosystem Sensitivity Assessment

   Sara Lee

   Korea Polar Research Institute, Republic of Korea

4. 04

   An Acoustic Buoy Self-Noise Suppression Method Based on Spectral Subtraction

   Chunlong Huang

   Harbin Engineering University, China

5. 05

   Target strength characteristics of live Japanese flying squid

   Naizheng Yan

   Hokkaido University, Japan

6. 06

   An Analytical Study on Radiated Noise Characteristics of Controllable Pitch Propellers

   Jeongwoo Lee

   Hanyang University ERICA, Republic of Korea

Presentations 15:20–16:35 · Discussion 16:35–16:55

1. 01

   High-frequency passive acoustic monitoring of small odontocetes for the environmental assessment of offshore wind farm

   Tomonari Akamatsu

   Waseda University, Japan

2. 02

   Quantifying Coastal Dolphin Exposure to Noise from Small Vessels

   Changsoo Kim

   Jeju National University, Republic of Korea

3. 03

   Study on underwater noise monitoring during the construction of suction bucket jacket foundations

   Meng-Fan Tsai

   National Taiwan University, Taiwan

4. 04

   Acoustic Characteristics of Finless Porpoises (Neophocaena asiaeorientalis) and Their Relationships with Environmental Variables Revealed by Passive Acoustic Monitoring in Korean Coastal Aquaculture Waters

   Dongha Kang

   National Institute of Fisheries Science, Republic of Korea

5. 05

   Finless Porpoise Occurrence Patterns at the Southwest Offshore Windfarm Using Passive Acoustic Monitoring

   Young Geul Yoon

   Korea Institute of Ocean Science & Technology, Republic of Korea

5-minute oral presentations 08:00–09:15 · Poster session & coffee break 09:15–09:50

This session combines five-minute oral introductions with poster discussions. Each short talk highlights the research objectives and key findings, followed by opportunities for participants to explore the details and exchange ideas with presenters during the poster session.

1. 01

   Passive Underwater Target Velocimetry Using Acoustic Vector Sensors and Virtual Interference Array Processing

   Bo Wang

   Harbin Engineering University, China

2. 02

   Statistical Characteristics of Acoustic Fields in Shallow Water with a Rough Seabed: Theoretical Modeling and Experimental Analysis

   Lei Wang

   Harbin Engineering University, China

3. 03

   Inversion of Geoacoustic Parameters Using Vertical Coherence of Ocean Ambient Noise

   Xiao Rui

   Harbin Engineering University, China

4. 04

   Spatial Radiation Pattern and Acoustic Characterization of High-Energy Laser-Induced Underwater Transient Sources

   Zhengyang Zhang

   Harbin Engineering University, China

5. 05

   Twin Support Vector Machine-Based Discrimination of UUV Interference Tonals and Target-Radiated Tonals

   Zheng Shen

   Harbin Engineering University, China

6. 06

   Near-Field Interference Suppression Beamforming for Vector Hydrophone Arrays Based on Covariance Matrix Reconstruction

   Weiqiang Xia

   Harbin Engineering University, China

7. 07

   A Sparse DOA Estimation Algorithm Resistant to Strong Near-Field and Far-Field Interference Based on the Generalized Laplace Prior

   Jun Li

   Harbin Engineering University, China

8. 08

   Effects of Manual Data Quality Assessment on Ship Classification Performance Using Public Ship Noise Datasets

   Hongsun Jeong

   Sejong University, Republic of Korea

9. 09

   A Low-Frequency Tonal Direction-of-Arrival Estimation Method for Small-Aperture UUV Sonar Arrays

   Xuyan Liu

   Harbin Engineering University, China

10. 10

    Background-Normalized Multi-Frame Circular Convolution for Multi-Target Bearing Tracking of Underwater Noise Sources

    Yangyang Xue

    Harbin Engineering University, China

11. 11

    Assessment of Interannual Variability in Fishery Resources within an Offshore Wind Farm Using Hydroacoustic Surveys

    Taegyeom Hwang

    Division of marine production system management, Republic of Korea

12. 12

    DOA Estimation Using MTL-SINN for Passive Sonar Systems

    Younghoon Jeong

    Seoul National University, Republic of Korea

13. 13

    Shallow-Water Measurement of Underwater Radiated Noise from a Small-Sized USV for Developing an Accredited Underwater Noise Assessment System

    Wan-Gu Kim

    Korea Institute of Ocean Science & Technology, Republic of Korea

14. 14

    Dechannelized Representation for Passive Sonar Target Classification

    Junho Bae

    Seoul National University, Republic of Korea

15. 15

    Analysis of Underwater Acoustic Channel Effects on Deep-Learning-Based Ship-Radiated Noise Recovery

    Xinyan Tian

    Harbin Engineering University, China

Presentations 09:50–11:20 · Discussion 11:20–11:40

1. 01

   Passive Acoustic Monitoring of Polar Soundscapes at KOPRI

   Hyoung Sul La

   Korea Polar Research Institute, Republic of Korea

2. 02

   Integrated Active and Passive Acoustic Monitoring of Finless Porpoises and Fish Aggregations at a Set-net Fishing Ground in Goseong, South Korea

   Myounghee Kang

   Gyeongsang National University, Republic of Korea

3. 03

   Temporal and Spatial Variability in Underwater Soundscapes Around the Japanese Coast

   Tetsuro Yabuuchi

   Asia Air Survey Co.,Ltd, Japan

4. 04

   Distribution and density of Fish Resource in Marine Aggregate Extraction Areas Using Acoustic Surveys and Environmental DNA Analysis

   Geunchang park

   Pukyong National University, Republic of Korea

5. 05

   Frequency-Dependent Characteristics of Underwater Ambient Noise at Different hydrophone Depths in the Deep East Sea of Korea

   Seung-Uk Im

   Korea Institute of Ocean Science & Technology, Republic of Korea

6. 06

   Environmental Controls on Low-Frequency Underwater Sound Levels under Changing Sea-Ice Conditions in the East Siberian Arctic Shelf

   Moon Ju Jo

   Hanyang University ERICA, Republic of Korea

1. 01

   Changsoo Kim

   Department of Ocean System Engineering, Jeju National University, Republic of Korea

2. 02

   Chi-Fang Chen

   National Taiwan University, Taiwan

3. 03

   Tomonari Akamatsu

   Research Organization for Nano & Life Innovation, Waseda University, Japan

4. 04

   Songhai Li

   Institute of Deep-sea Science and Engineering, Chinese Academy of Sciences, China