Path Planning for Localization of Radiation Sources Based on Principal Component Analysis. - Kishimoto, Takuya; Woo, Hanwool; Komatsu, Ren; Tamura, Yusuke; Tomita, Hideki; Shimazoe, Kenji; Yamashita, Atsushi; Asama, Hajime; Garcia, Oscar Reinoso (Applied Sciences (2076-3417), 2021)