Integrated M.S.&Ph.D Student

Department of Artificial Intelligence Korea University, Seoul, South Korea

• Research Interests: Emotional Speech Synthesis
• E-mail: dh_cho@korea.ac.kr
• Google Scholar: Link
• LinkedIn: Link

• [2022 – 2022] RexSoft (Intern)

  • Participated in debugging and development of the REX program in the Development Department.

• [2022 – 2022] Visang Education (Intern)

  • Assisted with data entry, validation, analysis, and report creation for the E-Learning Content Planning Department.

• [2016 – 2022] Hanyang University, Ansan, South Korea.

  • B.S. degree in Applied Mathematics.

• [2022 – ] Korea University, Seoul, South Korea.

  • Integrated M.S.&Ph.D. in Artificial Intelligence in Pattern Recognition & Machine Learning Lab, under the supervision of Seong-Whan Lee.

[2025]

• D.-H. Cho, H.-S. Oh, S.-B. Kim, and S.-W. Lee, “EmoSphere++: Emotion-Controllable Zero-Shot Text-to-Speech via Emotion-Adaptive Spherical Vector,” in (Under Review), 2025. [Paper] [Code] [Demo]

• H.-S. Oh, S.-H. Lee, D.-H. Cho, and S.-W. Lee, “DurFlex-EVC: Duration-Flexible Emotional Voice Conversion Leveraging Discrete Representations Without Text Alignment,” in Proc. IEEE Transactions on Affective Computing (TAFFC), 2025. [Paper] [Code] [Demo]

[2024]

• J.-E. Lee, S.-B. Kim, D.-H. Cho, and S.-W. Lee, “PromotiCon: Prompt-Based Emotion Controllable Text-to-Speech via Prompt Generation and Matching,” in Proc. IEEE International Conference on Systems, Man, and Cybernetics (SMC), 2024. [paper] [Demo]

• D.-H. Cho, H.-S. Oh, S.-B. Kim, S.-H. Lee, and S.-W. Lee, “EmoSphere-TTS: Emotional Style and Intensity Modeling via Spherical Emotion Vector for Controllable Emotional Text-to-Speech,” in Proc. Conference of the International Speech Communication Association (INTERSPEECH), 2024. [Paper] [Code] [Demo]

• [2021] Excellence Award in the Credit Card User Delinquency Prediction AI Competition, organized by Hanyang University on Dacon.