Akihiko Nishino, Akira Kodaka, Madoka Nakajima, Naohiko Kohtake. Calculating the Coverage Rate of a Transportation-Based Flood Warning Dissemination System in Brisbane. JOURNAL OF DISASTER RESEARCH. 2022. 17. 3. 487-496
Akihiko Nishino, Akira Kodaka, Madoka Nakajima, Naohiko Kohtake. A Model for Calculating the Spatial Coverage of Audible Disaster Warnings Using GTFS Realtime Data. Sustainability. 2021. 13. 23. 13471-13471
Kenichi Tabata, Madoka Nakajima, Naohiko Kohtake. Design of Multiple Spatial Context Detection Method Considering Elongated Top-Bounded Spaces Based on GPS Signal-To-Noise Ratio and Fuzzy Inference. ISPRS International Journal of Geo-Information. 2020. 9. 12. 717-717
Kenichi Tabata, Madoka Nakajima, Naohiko Kohtake. Design of Entry Detection Method for Top-Bounded Spaces Using GPS SNR and Spatial Characteristics for Seamless Positioning in Logistics Facilities. Sensors. 2020. 20. 23. 6864-6864
西野 瑛彦, 小高 暁, 中島 円, 神武 直彦. 測位衛星と公共交通車両を連携した災害情報音声配信システムのエリア網羅性評価手法の提案-The Spatial Coverage Rate Evaluation Method for Disaster Information Audio Distribution System using GNSS and Public Transportation. 災害情報 = Journal of disaster information studies : 日本災害情報学会誌 / 日本災害情報学会学会誌編集委員会 編. 2022. 20. 99-110
Kaito Yoshida, Madoka Nakajima, Takashi Morita. Combined GPS and motion-tracker data for activity levels and various route selections in everyday travel. Proceedings of the ICA. 2019. 2. 1-3
Akihiko Nishino, Madoka Nakajima, Naohiko Kohtake. Propose of Architecture Design for Early Warning System with Space and Terrestrial Infrastructure. Council of Engineering Systems Universities. 2018