CV

Ph.D. in Electrical and Computer Engineering, Seoul National University

2024 - Present

B.S. in Electrical and Computer Engineering, Seoul National University

2018 - 2024

Programming

Python, C++, CUDA

Frameworks

PyTorch, TensorFlow

Language

English (fluent)

Triadic Dynamics Aware Diffusion Posterior Sampling for Inverse Problems: Optimizing Guidance and Stochasticity Schedules

Junseo Bang*, Dongju Moon*, Hoigi Seo, Seongmin Hong and Se Young Chun. (* co-first author)

Mar 2026 International Conference on Machine Learning (ICML)

Training-free Mixed-Resolution Latent Upsampling for Spatially Accelerated Diffusion Transformers

Wongi Jeong*, Kyeongryeol Lee*, Hoigi Seo and Se Young Chun. (* co-first author)

Mar 2026 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR)

Perceptually Consistent Low-Resolution Previews with High-Resolution Image for Efficient Workflows of Diffusion Models

Hoigi Seo*, Wongi Jeong* and Se Young Chun. (* co-first author)

Mar 2026 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR)

Erasing Thousands of Concepts: Towards Scalable and Practical Concept Erasure for Text-to-Image Diffusion Model

Hoigi Seo*, Byung Hyun Lee*, Jaehyun Cho, Sungjin Lim and Se Young Chun. (* co-first author)

Mar 2026 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR)

On Epistemic Uncertainty of Visual Tokens for Object Hallucinations in Large Vision-Language Models

Hoigi Seo*, Dong Un Kang*, Hyunjin Cho, Joohoon Lee and Se Young Chun. (* co-first author)

Sep 2025 Neural Information Processing Systems (NeurIPS)

Skrr: Skip and Re-use Text Encoder Layers for Memory Efficient Text-to-Image Generation

Hoigi Seo*, Wongi Jeong*, Jae-sun Seo and Se Young Chun. (* co-first author)

May 2025 International Conference on Machine Learning (ICML)

On Geometrical Properties of Text Token Embeddings for Strong Semantic Binding in Text-to-Image Generation

Hoigi Seo*, Junseo Bang*, Haechang Lee*, Joohoon Lee, Byung Hyun Lee and Se Young Chun. (* co-first author)

Mar 2025 arXiv

Efficient Personalization of Quantized Diffusion Model without Backpropagation

Hoigi Seo*, Wongi Jeong*, Kyungryeol Lee and Se Young Chun. (* co-first author)

Feb 2025 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR), The 2nd Workshop on Efficient and On-Device Generation (EDGE)

Harmonization for a black-box deep learning model

Minjun Kim, Hwihun Jeong, Hoigi Seo, Se Young Chun and Jongho Lee

Feb 2025 International Society for Magnetic Resonance in Medicine (ISMRM) (oral, Summa cum laude)

INTRA: Interaction Relationship-aware Weakly Supervised Affordance Grounding

Ji Ha Jang*, Hoigi Seo* and Se Young Chun. (* co-first author)

Sep 2024 European Conference on Computer Vision (ECCV), Twelfth International Workshop on Assistive Computer Vision and Robotics (ACVR24) (oral)

BeyondScene: Higher-Resolution Human-Centric Scene Generation With Pretrained Diffusion

Gwanghyun Kim*, Hayeon Kim*, Hoigi Seo*, Dong Un Kang* and Se Young Chun. (* co-first author)

Apr 2024 European Conference on Computer Vision (ECCV)

DITTO-NeRF: Diffusion-based Iterative Text To Omni-directional 3D Model

Hoigi Seo*, Hayeon Kim, Gwanghyun Kim and Se Young Chun. (* co-first author)

Apr 2023 arXiv