Seunghwan Jang

Ph.D. Student, School of Electrical and Electronic Engineering, Nanyang Technological University (NTU)
SAIL; supervisor: Prof. Wei Xiao
seunghwa001[at]e[dot]ntu[dot]edu[dot]sg

Research interests lie in safety-critical generative AI. Beyond integrating formal safety guarantees (e.g., control barrier functions) into generative models, I focus on designing generative architectures (diffusion, flow matching, discrete diffusion) that are inherently amenable to safety certification. Primary application domains include robotics and language models.

I am always open to discussing research and enjoy exchanging new ideas. Please feel free to reach out to me anytime!


Education

Nanyang Technological University (NTU), Singapore

Ph.D. Student, School of Electrical and Electronic Engineering
SAIL (Singapore)
Supervisor: Prof. Wei Xiao
Aug 2026 – Present

Korea Advanced Institute of Science and Technology (KAIST)

M.S. in Electrical Engineering
Autonomous Control for Stochastic Systems (ACSS) Lab, School of Electrical Engineering (Daejeon, Korea)
Advisor: Prof. SooJean Han
Thesis: Safe Generative Planning: From Continuous to Discrete Diffusion
Sep 2024 – Aug 2026

Kyung Hee University

B.E. in Computer Science & Engineering
College of Software Convergence (Yongin, Korea)
Advisor: Prof. Hui Yong Kim
GPA: 4.02 / 4.3 (Ranked 1st/97)
Mar 2019 – Aug 2024

Research Experience

Research Student

Visual Media Lab, Kyung Hee University (Yongin, Korea)

• Built and evaluated MPEG FCM/FCVCM pipelines combining conventional codecs (VVC, HEVC) with neural compression; emphasized rate–accuracy trade-offs and reproducibility.
• 3 first-author domestic publications; 10 MPEG standardization contributions; 1 Korean patent.

Aug 2022 – Aug 2024

Research Intern

Electronics and Telecommunications Research Institute (ETRI) (Daejeon, Korea)

Supported MPEG standardization by running validation experiments and analyzing performance data for FCM/FCVCM.

Jul 2023 – Aug 2023

Research

Focus Areas
  • Integrating formal safety guarantees (e.g., CBFs) into generative models (diffusion, flow matching, discrete diffusion)
  • Designing generative architectures inherently amenable to safety certification
  • Applications to robotics and language models

Keywords: safety-critical AI, safe generation, diffusion models, flow matching, discrete diffusion, safety-critical control, control barrier functions, robotics, language models

Publications
(* Equal contribution; † Corresponding author)
Conference
Systematic Hazard Sampling: Minimal-Variance Inference for Discrete Diffusion and Flow Models
Seunghwan Jang†, Wonje Jeung, SooJean Han
NeurIPS 2026 | 2026
Safe Streaming Flow Planning by Aligning Sampling Dynamics with Execution Dynamics
Seunghwan Jang†, Jeongyong Yang, Siddharth Ancha, SooJean Han†
CoRL 2026 | 2026
SafeFlowMatcher: Safe and Fast Planning using Flow Matching with Control Barrier Functions
Jeongyong Yang*, Seunghwan Jang*†, SooJean Han†
ICLR 2026 | 2026
Workshop
Safe Streaming Flow Planning by Aligning Generation with Execution
Seunghwan Jang*, Jeongyong Yang*, Siddharth Ancha, SooJean Han
ICLR 2026 Workshop on World Models | 2026
Stratified Hazard Sampling: Minimal-Variance Event Scheduling for CTMC/DTMC Discrete Diffusion and Flow Models
Seunghwan Jang, SooJean Han
ICLR 2026 ReALM-GEN Workshop | 2026
Comparison of Compression Codec Algorithms to Image Datasets in 3D Gaussian Splatting Models
Seunghwan Jang, SooJean Han
Workshop on Image Processing and Image Understanding (IPIU) | 2025-02