AISys Lab. ECE, Seoul National University
member portrait SunJong Park MS/PhD Student
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Hi, I’m a graduate student in the Department of Electrical and Computer Engineering at Seoul National University, working under the guidance of Professor Jinho Lee. My primary research interests lie in the exciting fields of graph neural networks and spiking neural networks. Additionally, I’m passionate about exploring neural network quantization and optimization techniques to enhance computational efficiency and performance.

Publication

SePArate: Segmenting Patterns from Defects in Wafer Manufacturing Using Weak Supervision
SePArate: Segmenting Patterns from Defects in Wafer Manufacturing Using Weak Supervision
Dain Kwon, Changmin Shin, Sunjong Park, Kanghyun Choi, Hyeyoon Lee, Jaewon Jang, Minseok Choi, Jinho Lee
Design Automation Conference (DAC)   ·   Jul 2026
Top Conf. AI/ML
TopGQ: Fast GNN Post-Training Quantization Leveraging Topology Information
TopGQ: Fast GNN Post-Training Quantization Leveraging Topology Information
Dain Kwon, Kanghyun Choi, Hyeyoon Lee, Sunjong Park, Seoyong Lee, Sukjin Kim, Jinho Lee
Design Automation Conference (DAC)   ·   Jul 2026
Top Conf. AI/ML
FALQON: Accelerating LoRA Fine-tuning with Low-Bit Floating-Point Arithmetic
FALQON: Accelerating LoRA Fine-tuning with Low-Bit Floating-Point Arithmetic
Kanghyun Choi, Hyeyoon Lee, SunJong Park, Dain Kwon, Jinho Lee
Neural Information Processing Systems (NeurIPS)   ·   Dec 2025
ArXiv
Poster
Slide
GitHub
Top Conf. AI/ML
MimiQ: Low-Bit Data-Free Quantization of Vision Transformers with Encouraging Inter-Head Attention Similarity
MimiQ: Low-Bit Data-Free Quantization of Vision Transformers with Encouraging Inter-Head Attention Similarity
Kanghyun Choi, Hyeyoon Lee, Dain Kwon, SunJong Park, Kyuyeun Kim, Noseong Park, Jonghyun Choi, Jinho Lee
AAAI Conference on Artificial Intelligence (AAAI)   ·   Feb 2025
ArXiv
GitHub
Slide
Poster
Top Conf. AI/ML
DataFreeShield: Defending Adversarial Attacks without Training Data
DataFreeShield: Defending Adversarial Attacks without Training Data
Hyeyoon Lee, Kanghyun Choi, Dain Kwon, SunJong Park, Mayoore Selvarasa Jaiswal, Noseong Park, Jonghyun Choi, Jinho Lee
International Conference on Machine Learning (ICML)   ·   May 2024
Top Conf. AI/ML
Deep Composer Classification Using Symbolic Representation
Deep Composer Classification Using Symbolic Representation
Sunghyeon Kim1, Hyeyoon Lee1, Sunjong Park1, Jinho Lee, Keunwoo Choi
LBD@ISMIR   ·   Oct 2020
Paper
ArXiv
Poster
AI/ML

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