Musashi Okizaki, Nobuaki Shimoji. Development of lightning-leader extraction algorithm for digital photographs applying quartile and deep learning. Journal of Atmospheric and Solar-Terrestrial Physics. 2023. 242. 106001-1-106001-12
Nobuaki Shimoji, Musashi Okizaki. Theoretical formulation and experimental validation of brightness evaluation using digital cameras. Results in Optics. 2021. 2. 100050-1-100050-14
Nobuaki Shimoji, Takahiro Nakano. Color analysis based on the color indices of lightning channels obtained from a digital photograph. Results in Physics. 2019. 15. 102662-1-102662-7
Nobuaki Shimoji, Shouta Kuninaka, Kana Izumi. Evaluation of the brightness of lightning channels and branches using the magnitude system: Application of astronomical photometry. Results in Physics. 2017. 7. 2085-2095
Nobuaki Shimoji, Yamato Uehara. Color analysis of lightning leaders: Application of astronomical photometry. AIP Conference Proceedings. 2017. 1906. 1. 030030-1-030030-3