Whiting School of Engineering,
Johns Hopkins University, Baltimore

Email: hwang258@jhu.edu

Phone: +1 667-354-9059

[Curriculum Vitae]

General

I am a research scientist at Bytedance Seed. I got my PhD from Johns Hopkins University in 2026. My research interest majorly lies in AI for speech and audio signal processing.

News

• March, 2026: I defended my PhD successfully!

• December, 2025: SAM Audio launched!

• May, 2025: I have got 1000 citations in the Google Scholar!

• Dec, 2024: Our TASLP paper "Diffsound: Discrete Diffusion Model for Text-to-Sound Generation" has been selected for the 2024 IEEE SPS Young Author Best Paper Award!

• Sep, 2024: Our INTERSPEECH paper "Noise-robust Speech Separation with Fast Generative Correction" has been nominated for the Best Student Paper Award and the Best Paper Award (5 out of 1,030 accepted papers)!

• May, 2022: I have got Outstanding Graduate Student & Thesis Award of Peking University!

• April, 2022: I have got 100 citations in the Google Scholar!

Research Interests

Machine Learning, Audio Processing, Speech Processing, Artificial Intelligence

Selected Works

• Bowen Shi*, Andros Tjandra*, John Hoffman*, Helin Wang*, Yi-Chiao Wu*, Luya Gao*, Julius Richter, Matt Le, Apoorv Vyas, Sanyuan Chen, Christoph Feichtenhofer, Piotr Dollár, Wei-Ning Hsu, Ann Lee
  SAM Audio: Segment Anything in Audio
  Preprint, 2025. [Code]

• Helin Wang*, Jiarui Hai*, Dading Chong, Karan Thakkar, Tiantian Feng, Dongchao Yang, Junhyeok Lee, Thomas Thebaud, Laureano Moro Velazquez, Jesus Villalba, Zengyi Qin, Shrikanth Narayanan, Mounya Elhiali, Najim Dehak
  Capspeech: Enabling downstream applications in style-captioned text-to-speech
  Preprint, 2025. [Code]

• Helin Wang, Jiarui Hai, Dongchao Yang, Chen Chen, Kai Li, Junyi Peng, Thomas Thebaud, Laureano Moro Velazquez, Jesus Villalba, Najim Dehak
  SoloSpeech: Enhancing Intelligibility and Quality in Target Speech Extraction through a Cascaded Generative Pipeline
  Preprint, 2025. [Code]

• 

  Helin Wang, Meng Yu, Jiarui Hai, Chen Chen, Yuchen Hu, Rilin Chen, Najim Dehak, Dong Yu
  SSR-Speech: Towards Stable, Safe and Robust Zero-shot Text-based Speech Editing and Synthesis
  ICASSP, 2025. [Code]

• Helin Wang*, Jiarui Hai*, Yen-Ju Lu, Karan Thakkar, Mounya Elhilali, Najim Dehak
  SoloAudio: Target Sound Extraction with Language-oriented Audio Diffusion Transformer
  ICASSP, 2025. [Code]

Educations

• Department of Electronic and Computer Engineering, Johns Hopkins University
  August 2022 - Now

• School of Electronic and Computer Engineering, Peking University
  August 2019 - July 2022

• Department of Automation, Tsinghua University
  August 2015 - July 2019

Experiences

• May 2025 - December 2025
  Meta FAIR, AudioBox Team, New York, USA, Research Scientist Intern.
  Supervisors: Wei-Ning Hsu and Bowen Shi

• August 2022 - March 2026
  Johns Hopkins University, Center for Language and Speech Processing (CLSP), Baltimore, USA, Research Assistant.
  Supervisors: Najim Dehak, Laureano Moro-Velázquez and Jesús Villalba

• May 2024 - August 2024
  Tencent AI Lab, Speech Group, Bellevue, USA, Intern.
  Supervisors: Meng Yu and Dong Yu

• December 2022 - December 2023
  Amazon General Intelligence (AGI), Speech Team, Baltimore, USA, Student Researcher.
  Supervisors: Venkatesh Ravichandran and Milind Rao

• February 2022 - May 2022
  Microsoft STCA, NLP Group, Beijing, China, Intern.
  Supervisors: Linjun Shou and Ming Gong

• May 2020 - November 2021
  Tencent AI Lab, Speech Group, Shenzhen, China, Intern.
  Supervisors: Bo Wu and Chao Weng

• August 2019 - July 2022
  Peking University, ADSP Lab, Shenzhen, China, master student.
  Supervisor: Yuexian Zou
  Co-author: Wenwu Wang

• July 2019 - September 2019
  Ubtech Robotics Inc., Speech Group, Shenzhen, China, Intern.
  Supervisor: Dongyan Huang

• July 2018 - September 2018
  University of California Berkeley, California Path Lab, Berkeley, USA, Summer Research.
  Supervisor: Masayoshi Tomizuka

Teaching

• 2026/01 - 2026/03, Teaching Assistant, Johns Hopkins University, Baltimore, USA:
  EN.520.661: AI for Biometric Systems: Techniques, Applications and Ethics in Spring 2026 at the Department of Electrical and Computer Engineering

• 2025/02 - 2025/05, Teaching Assistant, Johns Hopkins University, Baltimore, USA:
  EN.520.439/659: Machine Learning for Medical Applications in Spring 2025 at the Department of Electrical and Computer Engineering

• 2024/02 - 2024/05, Teaching Assistant, Johns Hopkins University, Baltimore, USA:
  EN.520.123: Computational Modeling for Electrical and Computer Engineering in Spring 2024 at the Department of Electrical and Computer Engineering

Services (Reviewer or PC Member)

• IEEE/ACM Transactions on Audio, Speech, and Language Processing
• IEEE Signal Processing Letters
• Neurocomputing
• NeurIPS
• ICLR
• Interspeech
• ICASSP

Selected Awards