Generating 3D fundamental map by large-scale SLAM and graph-based optimization focused on road center line. - Shun Niijima; Jirou Nitta; Yoko Sasaki; Hiroshi Mizoguchi (RO-MAN, 2017)

Autonomous Navigation of Electric Wheelchairs in Urban Areas on the Basis of Self-Generated 2D Drivable Maps. - Shun Niijima; Yoko Sasaki; Hiroshi Mizoguchi (AIM, 2018)

Real-time autonomous navigation of an electric wheelchair in large-scale urban area with 3D map. - Shun Niijima; Yoko Sasaki; Hiroshi Mizoguchi (Adv. Robotics, 2019)

City-Scale Grid-Topological Hybrid Maps for Autonomous Mobile Robot Navigation in Urban Area. - Shun Niijima; Ryusuke Umeyama; Yoko Sasaki; Hiroshi Mizoguchi (IROS, 2020)

Action Node Graph: Graph Design for Mobile Robot Route Planning in Cities. - Ryusuke Umeyama; Shun Niijima; Yoko Sasaki; Hiroshi Takemura (SII, 2022)

Semi-Automatic Town-Scale 3D Mapping Using Building Information From Publicly Available Maps. - Shun Niijima; Ryusuke Umeyama; Yoko Sasaki; Hiroshi Mizoguchi (IEEE Access, 2022)

Extrinsic Calibration of Multiple LiDARs for a Mobile Robot based on Floor Plane And Object Segmentation. - Shun Niijima; Atsushi Suzuki; Ryoichi Tsuzaki; Masaya Kinoshita (IROS, 2024)