Author

Jong-Ha Lee

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Open access Sep 2026

Contactless Vital Sign Monitoring in Emergency Settings: A Factorial Study of Camera Position and Motion Using rPPG

Reliable acquisition of vital signs is essential in prehospital emergency care; however, conventional contact-based sensors may delay assessment, cause patient discomfort, increase cross-contamination risk, and perform poorly during motion. To address these limitations, this study developed a body-worn smart camera sys...

Tae-Eun Kim, SangHyeok Kim, Jeong-Hyeon Moon et al. · Algorithms · 0 citations

Open access Sep 2026

Tumor-Aware Unsupervised Digital HER2 Immunohistochemistry via Dual Contrastive Learning

Breast cancer is the most common cancer and the second leading cause of cancer-related death among women worldwide. For accurate diagnosis, pathologists use immunohistochemical (IHC) staining for biomarkers such as human epidermal growth factor receptor 2 (HER2) as an auxiliary test, in addition to hematoxylin and eosi...

Dong-Bum Kim, Jong-Ha Lee · Biosensors · 0 citations

Open access Aug 2026

Multi-Structure Crack Detection Based on a Dense U-Net++

Qualitative evaluation confirmed reliable detection across rough asphalt textures, striped concrete patterns, and low illumination in tunnels, indicating that the proposed framework achieves promising crack segmentation performance for automated structural inspection.

Dong-Bum Kim, Jin-Chul Heo, Sitara Afzal et al. · Algorithms · 0 citations