Hojun Song

My research interests are 3D perception, 3D reconstruction, and model compression, and I am a first-year PhD student in Video Intelligence Lab (VILAB) in Department of Computer Science and Engineering at Kyungpook National University, Korea.

Email: hojunsong@knu.ac.kr  /  CV  /  Scholar  /  GitHub  /  Linkedin

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Research


project thumbnail G2P: Gaussian-to-Point Attribute Alignment for Boundary-Aware 3D Segmentation
Hojun Song*, Chae-yeong Song*, Jeong-hun Hong, Chaewon Moon, Soo Ye Kim,
Yiyi Liao, Jaehyup Lee, and Sang-hyo Park
Under Review, 2026
project page / paper / code

G2P aligns 3D Gaussian attributes with point clouds to enhance appearance-aware learning and boundary localization, improving segmentation of geometrically ambiguous 3D scenes.

project thumbnail CompSplat: Compression-aware 3D Gaussian Splatting for Real-world Video
Hojun Song*, Heejung Choi*, Chae-yeong Song, Gahyeon Kim, Soo Ye Kim,
Jaehyup Lee, and Sang-hyo Park
Under Review, 2026
project page / paper

A compression-aware 3D Gaussian Splatting framework for real-world video novel view synthesis that exploits frame-wise compression information to improve rendering quality and pose stability under compressed video conditions.

project thumbnail Compression Framework for Light 3D Scene Graph Generation via Pruning-As-Search and Distillation
Hojun Song*, Chae-yeong Song*, Dong-hun Lee, Heejung Choi, Jinwoo Jeong, Sungjei Kim, and Sang-hyo Park
IEEE Transactions on Multimedia, 2026
project page / paper / code

A lightweight compression framework for GNN-based 3D scene graph generation that integrates pruning-as-search and knowledge distillation to reduce computational complexity while preserving classification performance.

project thumbnail Condition-based Synthetic Dataset for Amodal Segmentation of Occluded Cucumbers in Agricultural Images
Jin-Ho Son*, Hojun Song, Chae-yeong Song, Minse Ha, Dabin Kang, and Yu-Shin Ha
Computers and Electronics in Agriculture, 2025
paper / code

A condition-based synthetic dataset generation framework for amodal segmentation that models realistic occlusion and illumination variations to improve robust crop segmentation in agricultural environments.

Automatic Classification of Disaster Images Based on Deep Learning
Hojun Song*, Dong-hun Lee, Han-Gyul Baek, Byungjun Bae, and Sang-hyo Park
Journal of Korean Institute of Communications and Information, 2023
paper

Template adapted from Jon Barron's public academic website.