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Objective

PhD researcher at KAIST specializing in speech synthesis and diffusion models, with 6 peer-reviewed papers and real-world deployment experience.

Experiences
Student, Multimodal AI Lab
  • •Research on speech/audio generative models with multimodal input.
    • 03/2023 – present
    Research Internship & TTS Reseacher, OLLI Technology Corp
  • •Research on the expressive TTS with low-resource problem
  • •Proposed and implemented novel methods for expressive TTS in low-resource settings.
    • 07/2021 – 02/2023
  • •Contribute to TTS skill of Maika - an artificial assistant
    • Teaching Assistant, Ho Chi Minh University of Technology - VNU
  • •Support students in understanding data structures and algorithms using C++ as the main programming language.
    • 01/2021 – 02/2022
    Education
    Ph.D Student, Korea Avanced Institute of Science and Technology (KAIST)
    03/2025 – presentDaejeon, Korea
    MS of Electrical Engineering, Korea Advanced Institute of Science and Technology
  • •Thesis: FreGrad: Lightweight and fast diffusion vocoder with Discrete wavelet transform
  • •GPA: 96/100
    • 02/2023 – 02/2025Daejeon, Korea
    MS of Computer Science, Ho Chi Minh University of Technology - VNU

    GPA: 8.7 / 10 (right before dropped)

    09/2020 – 2022 (dropped)HCMC, Vietnam
    Bachelor's Degree of Computer Science, Ho Chi Minh University of Technology -VNU
  • •GPA: 7.81/ 10
  • •Thesis: "Vietnamese Speech Synthesis and Voice cloning through audio feature extraction" under the supervision of Dr. Duc Dung Nguyen
    • 08/2018 – 11/2022Ho Chi Minh city, Vietnam
    Mathematics class, Nguyen Chi Thanh High School for the Gifted
    08/2015 – 06/2018Dak Nong, Vietnam
    Skills
    Programming

    C/C++, Python

    Huggingface, fairseq, librosa

    Deep Learning libraries

    Quickly Adapt with Open-source Libraries

    Background:

    Machine Learning, Speech Processing

    Languages
    English

    TOEIC: 930 (Valid until 2024)

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    Publications
    Accelerating Codec-based Speech Synthesis with Multi-Token Prediction and Speculative Decoding, ICASSP 2025

    Tan Dat Nguyen, Ji-Hoon Kim, Jeongsoo Choi, Shukjae Choi, Jinseok Park, Younglo Lee, Joon Son Chung

    2024
    AdaptVC: High Quality Voice Conversion with Adaptive Learning, ICASSP 2025

    Jaehun Kim, Ji-Hoon Kim, Yeunju Choi, Tan Dat Nguyen, Seongkyu Mun, Joon Son Chung

    2024
    VoiceDiT: Dual-Condition Diffusion Transformer for Environment-Aware Speech Synthesis, ICASSP 2025

    Jaemin Jung∗, Junseok Ahn∗, Chaeyoung Jung, Tan Dat Nguyen, Youngjoon Jang, Joon Son Chung

    2024
    FreGrad: lightweight and fast frequency-aware diffusion vocoder, ICASSP 2024

    Tan Dat Nguyen*, Ji-Hoon Kim*, Youngjoon Jang, Jaehun Kim, Joon Son Chung (* Equal Contribution) Oral Presentation

    2023
    A Linguistic-based Transfer Learning Approach for Low-resource Bahnar Text-to-Speech, IEEE NICS 2022 (Oral Presentation)

    Tan Dat Nguyen, Quang Tuong Lam, Huu Thuc Cai, Hoang Suong Nguyen, Thanh Hung Vo, Duc Dung Nguyen

    2022
    Instance-based Transfer Learning Approach for Vietnamese Speech Synthesis with Very Low Resource, FICC 2022

    Tuong Q. Lam, Dung D. Nguyen, Dat T. Nguyen, Han K. Lam, Thuc H. Cai, Suong N. Hoang, Hao D. Do

    2021
    Instanced-based Transfer Learning for Vietnamese Speech Synthesis, Science and Technics Publishing House, Vietnam (national conference)

    Lam Quang Tuong, Nguyen Tan Dat, Do Duc Hao

    2021
    CNN-based Vietnamese Speech synthesis with limited dataset, Science and Technics Publishing House, Vietnam (national conference)

    Lam Quang Tuong, Nguyen Tan Dat, Lam Kha Han, Do Duc Hao

    2021
    Projects
    FPT Digital race contest
  • •We applied the Support Vector Machine, Hough Transform, and Gaussian Mixture Model to build a machine learning model that can detect road and traffic signs to drive the car to finish the race in the simulation software
    • Achievements
    CMK Foundation Global Scholarship
    22/01/2025
    KAIST Scholarship (Full tuition and fees) for PhD Course, Korea Advanced Institute of Science and Technology
    12/2024
    KAIST Scholarship (Full tuition and fees) for Master Course, Korea Advanced Institute of Science and Technology
    12/2022
    Certificate of Merit for students with high achievements in academic competitions and scientific research, Faculty of Computer Science and Engineering, HCMUT
    2022
    First prize in the poster competition of the technical festival 2021-2022, Faculty of Computer Science and Engineering, HCMUT
    2022
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    Top 3, FPT Digital Racing 2020 in University qualification round
    2019
    Vallet Scholarship
    2018
    Third Prize, Viet Nam Mathematical Olympiad (VMO 2018)
    2018
    Silver Medal at Mathematical Olympiad 30/04
    2017
    Bronze Medal at Mathematical Olympiad 30/04
    2016
    Third Prize of Ha Noi Open Mathematics Competition (2015)
    2015
    Organizations
    ML4U - AITech Lab, Alumni
    TickLab, Alumni
    Hobbies
  • •Listen, Reading, Badminton, Running, Gym and Moba game (League of Legends), Violin
    • References
    Joon Son Chung, Associate Professsor, Korea Advance Institute of Science and Technology (KAIST))
    DUNG Nguyen Duc, PhD, Ho Chi Minh University of Technology
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