Hiroki Hara

According to our database, Hiroki Hara authored at least 8 papers between 2015 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of five.

2023

Quasi $L_{2}/L_{2}$ Hankel Norms and $L_{2}/L_{2}$ Hankel Norm/Operator of Sampled-Data Systems.

Tomomichi Hagiwara, Hiroki Hara

IEEE Trans. Autom. Control., July, 2023

2021

Population estimation using Twitter for a specific space.

Hiroki Hara, Yoshikatsu Fujita, Kazuhiko Tsuda

Data Technol. Appl., 2021

A Method of Classification Twitter Posting Location for a Specific Space.

Hiroki Hara, Tomohiko Harada, Yoshikatsu Fujita, Kazuhiko Tsuda

Proceedings of the Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 25th International Conference KES-2021, 2021

2020

Population estimation by random forest analysis using Social Sensors.

Hiroki Hara, Yoshikatsu Fujita, Kazuhiko Tsuda

Proceedings of the Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 24th International Conference KES-2020, 2020

2019

Properties of the Quasi L2/L2 Hankel Norms and the L2/L2 Hankel Operator of Sampled-Data Systems.

Hiroki Hara, Tomomichi Hagiwara

Proceedings of the 17th European Control Conference, 2019

2018

Effect of change of head angle on visual horizontal plane.

Hideki Kawai, Hiroki Hara, Yasuyuki Yanagida

Proceedings of the 24th ACM Symposium on Virtual Reality Software and Technology, 2018

Effect of Reclining Angle on the Perception of Horizontal Plane for HMD Users.

Hideki Kawai, Hiroki Hara, Yasuyuki Yanagida

Proceedings of the 2018 IEEE Conference on Virtual Reality and 3D User Interfaces, 2018

2015

Disturbance observer-based predictive functional control using zero phase error tracking controller.

Hiroki Hara, Toshiyuki Satoh, Naoki Saito, Jun-Ya Nagase, Norihiko Saga

Proceedings of the 2015 World Congress on Industrial Control Systems Security, 2015