A stayed location estimation method for sparse GPS positioning information. - Sae Iwata; Tomoyuki Nitta; Toshinori Takayama; Masao Yanagisawa; Nozomu Togawa (GCCE, 2017)

Robust Indoor/Outdoor Detection Method based on Sparse GPS Positioning Information. - Sae Iwata; Kazuaki Ishikawa; Toshinori Takayama; Masao Yanagisawa; Nozomu Togawa (ICCE-Berlin, 2018)

A Multiple Cyclic-Route Generation Method for Strolling Based on Point-of-Interests. - Tensei Nishimura; Kazuaki Ishikawa; Toshinori Takayama; Masao Yanagisawa; Nozomu Togawa (ICCE-Berlin, 2018)

Bicycle Behavior Recognition using Sensors Equipped with Smartphone. - Yuri Usami; Kazuaki Ishikawa; Toshinori Takayama; Masao Yanagisawa; Nozomu Togawa (ICCE-Berlin, 2018)

A Stayed Location Estimation Method for Sparse GPS Positioning Information Based on Positioning Accuracy and Short-Time Cluster Removal. - Sae Iwata; Tomoyuki Nitta; Toshinori Takayama; Masao Yanagisawa; Nozomu Togawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2018)

A Route Recommendation Method Based on Personal Preferences by Monte-Carlo Tree Search. - Yuta Ishizaki; Toshinori Takayama; Nozomu Togawa (ICCE-Berlin, 2019)

A Robust Indoor/Outdoor Detection Method Based on Spatial and Temporal Features of Sparse GPS Measured Positions. - Sae Iwata; Kazuaki Ishikawa; Toshinori Takayama; Masao Yanagisawa; Nozomu Togawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2019)

A Multiple Cyclic-Route Generation Method with Route Length Constraint Considering Point-of-Interests. - Tensei Nishimura; Kazuaki Ishikawa; Toshinori Takayama; Masao Yanagisawa; Nozomu Togawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2019)

Bicycle Behavior Recognition Using 3-Axis Acceleration Sensor and 3-Axis Gyro Sensor Equipped with Smartphone. - Yuri Usami; Kazuaki Ishikawa; Toshinori Takayama; Masao Yanagisawa; Nozomu Togawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2019)

A Route Recommendation Method Considering Individual User's Preferences by Monte-Carlo Tree Search and Its Evaluations. - Yuta Ishizaki; Yurie Koyama; Toshinori Takayama; Nozomu Togawa (J. Inf. Process., 2021)

Multi-Objective Trip Planning Based on Ant Colony Optimization Utilizing Trip Records. - Etsushi Saeki; Siya Bao; Toshinori Takayama; Nozomu Togawa (IEEE Access, 2022)

Time-Dependent Multi-Objective Trip Planning by Ant Colony Optimization with Route API. - Etsushi Saeki; Siya Bao; Toshinori Takayama; Nozomu Togawa (ICCE, 2024)

Machine Learning-Based Estimation of Dynamic Travel Times between Points of Interest. - Shoma Kaji; Dai Kajimoto; Tatsuya Noguchi; Toshinori Takayama; Siya Bao; Nozomu Togawa (ICCE, 2025)