Overview

At Humelo, I managed and developed convolutional bidirectional LSTM with synthetic data-based transfer learning for polyphonic sound event detection. Published at ICASSP 2019 as corresponding author.

Key Achievements

  • F1 Score: +28.4% improvement on TUT 2016 dataset
  • Error Rate: -0.42 reduction on TUT 2016 dataset
  • Publication: Published at ICASSP 2019 (corresponding author)

Technical Approach

Convolutional Bidirectional LSTM with Transfer Learning

  • Developed convolutional bidirectional LSTM architecture
  • Applied synthetic data-based transfer learning
  • Evaluated on TUT 2016 Sound Event Detection dataset

Tech Stack

  • Framework: TensorFlow
  • Method: Transfer Learning, Convolutional Bidirectional LSTM

Period

June 2018 - May 2019 | Humelo (휴멜로)

Publications

  • Seokwon Jung, Jungbae Park (corresponding author), Sang Wan Lee - “Polyphonic Sound Event Detection Using Convolutional Bidirectional LSTM and Synthetic Data-based Transfer Learning” (ICASSP 2019, DOI: 10.1109/ICASSP.2019.8682909)