Driver drowsiness detection via PPG biosignals by using multimodal head support. - Sukgyu Koh; Bo Ram Cho; Jong-il Lee; Soon-O. Kwon; Suwoong Lee; Joon Beom Lim; Soo Beom Lee; Hyeok-Dong Kweon (CoDIT, 2017)

Study on Low-Cost Soft Tactile Sensor using Light Intensity Detector and Sponge: Basic Experiments. - Bo Ram Cho; Jong-il Lee; Sukgyu Koh; Suwoong Lee (IWSSIP, 2018)

A Fundamental Experiment on Contact Position Estimation on Vision based Dome-type Soft Tactile Sensor using Ready-made Medium. - Sukgyu Koh; Bo Ram Cho; Junkyu Park; Chang-Hyun Kim; Suwoong Lee (ICST, 2019)

Fundamental Experiment on Relationship Between External Force and Light Intensity in Soft Tactile Sensor Using Sponge. - Bo Ram Cho; Sukgyu Koh; Junkyu Park; Chang-Hyun Kim; Suwoong Lee (IWSSIP, 2019)

Development and feasibility study of a piezoresistive pressure sensor-based automated system for monitoring and controlling gastric pressure in endoscopy. - Sukgyu Koh; Sungwan Kim (Medical Biol. Eng. Comput., 2025)