Proposal and experimental validation of a design strategy for a UAV with a passive rotating spherical shell. - Shoma Mizutani; Yoshito Okada; Carl John Salaan; Takuma Ishii; Kazunori Ohno; Satoshi Tadokoro (IROS, 2015)

Real-time restoration of aerial inspection images by recognizing and removing passive rotating shell of a UAV. - Yoshito Okada; Takuma Ishii; Kazunori Ohno; Satoshi Tadokoro (IROS, 2016)

Real-time display of onboard spherical images that synchronizes head pose of operator for robotic search. - Yoshito Okada; Takumi Fujinami; Shotaro Kojima; Takuma Ishii; Kazunori Ohno; Satoshi Tadokoro (SSRR, 2016)

Close visual bridge inspection using a UAV with a passive rotating spherical shell. - Carl John Salaan; Yoshito Okada; Shoma Mizutani; Takuma Ishii; Keishi Koura; Kazunori Ohno; Satoshi Tadokoro (J. Field Robotics, 2018)

Estimating millimeter-scale surface roughness of rock outcrops using drone-flyover structure-from-motion (SfM) photogrammetry by applying machine learning model. - Takumu Nakamura; Arata Kioka; Kosuke Egawa; Takuma Ishii; Yasuhiro Yamada (Earth Sci. Informatics, 2024)