phasheen/cv
Xianghui Xin
PhD student · Seoul National University · Seoul, Korea · phasheen@snu.ac.kr · ORCID 0009-0002-3915-6961
Education
Ph.D., Biosystems Engineering · integrated major in Global Smart Farm Seoul National University, Seoul · expected August 2027
M.S. in Engineering, Rural and Biosystems Engineering Chonnam National University, Gwangju · thesis work on an apple quality sorting machine
B.Eng., Mechanical Engineering Qingdao University, Qingdao
Research experience
Graduate Researcher · Dept. of Biosystems Engineering, Seoul National University
- Soybean leaf-area measurement from multi-view stereo and Gaussian surfels, validated against destructive measurements (manuscript under review)
- Greenhouse melon sensing: rail-mounted capture rig with LiDAR (Livox Mid-360), RGB-D and line-scan odometry; fruit sizing
- Rice plot monitoring with ZED X stereo on Jetson Xavier NX; weekly field data collection
- Recovered uncompressed 4K frames from a vendor multi-camera phenotyping rig (UVC/libusb) for stereo
- Wheat field semantic segmentation for the GWFSS 2025 challenge (SegFormer, self-supervised pretraining)
- Co-admin of the lab’s self-hosted infrastructure: Proxmox, Komodo, Pangolin, Auth0 OIDC, monitoring
Graduate Researcher (M.S.) · Dept. of Rural and Biosystems Engineering, Chonnam National University
- Apple quality sorting machine driven by deep-learning object detection
Skills
3D reconstruction · 3D Gaussian Splatting · multi-view stereo · point cloud processing · sensor calibration · LiDAR
PyTorch · object detection · semantic segmentation · NVIDIA Jetson / TensorRT
Python · C++ · ROS 2 · Three.js · Docker · Linux / Proxmox
Languages
Publications
Journal articles5
- under review first author
Blade support and surface extraction in soybean leaf-area measurement using MVS and Gaussian surfels
Computers and Electronics in Agriculture
- journal author 5/6
Automated External Quality Grading of Oriental Melons Using Diffusion-Enhanced Semantic Segmentation and Field Validation
IEEE Access 14:48842–48858
- journal author 5/5
An effective deep learning model for classifying diseases on strawberry leaves and estimating their severity based on the multi-task U-Net
Multimedia Tools and Applications 84(26):31329–31350
- journal author 2/8
De-occlusion models and diffusion-based data augmentation for size estimation of on-plant oriental melons
Plant Phenomics 7(3):100097
- journal author 5/9
Development of a 3D Vision-Based Sorting System for Non-Destructive Quality Assessment of Oriental Melons
참외 비파괴 품질 판정을 위한 3차원 영상 선별 시스템 개발
Journal of the Korea Academia-Industrial cooperation Society 26(11):1–9
Preprints1
- preprint author 3/9
Temporal latent fusion for sequential 3D shape completion in on-plant Korean melon growth monitoring
SSRN
Conference papers13
- conference author 5/7
A gazebo-simulated approach for strawberry ripeness detection toward sustainable agriculture
IOP Conference Series: Earth and Environmental Science 1580, 012048
- conference first author
Multi-View 3D Reconstruction for Automated Soybean Morphological Trait Extraction
Proceedings of the Korean Society for Agricultural Machinery, Vol. 31 No. 1
- conference author 6/7
분광 및 초분광 영상을 이용한 균사체 기계적 물성 비파괴 예측 모델 구축
Proceedings of the Korean Society for Agricultural Machinery, Vol. 31 No. 1
- conference author 3/7
초분광 영상을 이용한 생육 중 멜론 당도 및 경도 예측 기술 개발
Proceedings of the Korean Society for Agricultural Machinery, Vol. 31 No. 1
- conference first author
3차원 Gaussian Splatting을 활용한 자동화 콩 표현형 분석
Proceedings of the Korean Society for Agricultural Machinery, Vol. 30 No. 2
- conference author 4/7
Real-Time Kiwifruit Defect Detection using Semantic Segmentation and Binary Classification Approach
Proceedings of the Korean Society for Agricultural Machinery, Vol. 30 No. 1
- conference author 5/7
드론 RGB 영상 기반 밭작물 분류를 위한 Segmentation 모델 개발
Proceedings of the Korean Society for Agricultural Machinery, Vol. 30 No. 2
- conference author 2/5
참외 3차원 형태계측을 위한 DeepSDF 기반 형상완성 모델 개발
Proceedings of the Korean Society for Agricultural Machinery, Vol. 30 No. 2
- conference author 4/7
초분광 영상을 이용한 생산 중 비파괴 참외 당도 예측 기술 개발
Proceedings of the Korean Society for Agricultural Machinery, Vol. 30 No. 2
- conference first author
3D Reconstruction and Modeling Technology for Precise Phenotyping of Soybean Crop
Proceedings of the Korean Society for Agricultural Machinery, Vol. 29 No. 2
- conference author 5/8
Determination of optimal harvest timing for field-grown apple fruits using hyperspectral imaging technology
Proc. SPIE, Sensing for Agriculture and Food Quality and Safety XVI
- conference author 4/7
초분광 영상을 이용한 콩 작물(서리태)의 생리장해 조기탐지 및 분류
Proceedings of the Korean Society for Agricultural Machinery, Vol. 29 No. 2
- conference author 6/7
RGB 영상 및 딥러닝 영상분할 모델을 이용한 사과 과실 표면결함 검출 기술 개발
Proceedings of the Korean Society for Agricultural Machinery, Vol. 28 No. 2
Thesis1
- thesis first author
Real-time Apple Quality Inspection on a Sorting Machine Using YOLOv7 and SORT
YOLOv7과 SORT를 이용한 사과선별기의 실시간 품질 검사
M.S. thesis, Chonnam National University