Takashi Nagamatsu

According to our database, Takashi Nagamatsu authored at least 46 papers between 1997 and 2024.

Collaborative distances:

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

2024

Attempts on detecting Alzheimer's disease by fine-tuning pre-trained model with Gaze Data.

Junichi Nagasawa, Yuichi Nakata, Mamoru Hiroe, Yujia Zheng, Yutaka Kawaguchi, Yuji Maegawa, Naoki Hojo, Tetsuya Takiguchi, Minoru Nakayama, Maki Uchimura, Yuma Sonoda, Hisatomo Kowa, Takashi Nagamatsu

Proceedings of the 2024 Symposium on Eye Tracking Research and Applications, 2024

2023

Distinguishing Orthodontic Experts From Laypersons Through Gaze Analysis.

Junzo Kamahara, Takashi Nagamatsu, Kyoko Ito, Mamoru Hiroe, Haruki Sao, Saizo Aoyagi, Junko Nagata, Kenji Takada

IEEE Access, 2023

Implicit User Calibration for Gaze-tracking Systems Using Saliency Maps Filtered by Eye Movements.

Mamoru Hiroe, Michiya Yamamoto, Takashi Nagamatsu

Proceedings of the 2023 Symposium on Eye Tracking Research and Applications, 2023

2022

Model-based Gaze Estimation with Transparent Markers on Large Screens.

Koki Koshikawa, Takashi Nagamatsu, Kentaro Takemura

Proc. ACM Hum. Comput. Interact., 2022

2021

Extending the Measurement Angle of a Gaze Estimation Method Using an Eye Model Expressed by a Revolution about the Optical Axis of the Eye.

Takashi Nagamatsu, Mamoru Hiroe, Hisashi Arai

IEICE Trans. Inf. Syst., 2021

2019

Cross-Ratio Based Gaze Estimation for Multiple Displays using a Polarization Camera.

Masato Sasaki, Takashi Nagamatsu, Kentaro Takemura

Proceedings of the Adjunct Proceedings of the 32nd Annual ACM Symposium on User Interface Software and Technology, 2019

Corneal-Reflection-Based Wide Range Gaze Tracking for a Car.

Takashi Nagamatsu, Mamoru Hiroe, Gerhard Rigoll

Proceedings of the Human Interface and the Management of Information. Information in Intelligent Systems, 2019

Screen corner detection using polarization camera for cross-ratio based gaze estimation.

Masato Sasaki, Takashi Nagamatsu, Kentaro Takemura

Proceedings of the 11th ACM Symposium on Eye Tracking Research & Applications, 2019

Implicit User Calibration for Model-based Gaze-tracking System using Face Detection around Optical Axis of Eye.

Mamoru Hiroe, Shogo Mitsunaga, Takashi Nagamatsu

Proceedings of the Extended Abstracts of the 2019 CHI Conference on Human Factors in Computing Systems, 2019

2018

Cross-Ratio Based Gaze Estimation using Polarization Camera System.

Masato Sasaki, Takashi Nagamatsu, Kentaro Takemura

Proceedings of the 2018 ACM International Conference on Interactive Surfaces and Spaces, 2018

Modeling corneal reflection for eye-tracking considering eyelid occlusion.

Michiya Yamamoto, Ryoma Matsuo, Satoshi Fukumori, Takashi Nagamatsu

Proceedings of the 2018 ACM Symposium on Eye Tracking Research & Applications, 2018

Implicit user calibration for gaze-tracking systems using an averaged saliency map around the optical axis of the eye.

Mamoru Hiroe, Michiya Yamamoto, Takashi Nagamatsu

Proceedings of the 2018 ACM Symposium on Eye Tracking Research & Applications, 2018

2017

An unobservable and untraceable input method for public spaces by reconstructing points of gaze only on servers.

Michiya Yamamoto, Hirofumi Sakiyama, Satoshi Fukumori, Takashi Nagamatsu

Proceedings of the 5th Symposium on Spatial User Interaction, 2017

Formulation of Diagnostic Expertise in Oral Health Care and Its Application to Clinical Education.

Kyoko Ito, Haruki Sao, Takashi Nagamatsu, Junko Nagata, Kenji Takada

Proceedings of the HCI International 2017 - Posters' Extended Abstracts, 2017

2016

Enter your PIN code securely!: utilization of personal difference of angle kappa.

Daiki Sakai, Michiya Yamamoto, Takashi Nagamatsu, Satoshi Fukumori

Proceedings of the Ninth Biennial ACM Symposium on Eye Tracking Research & Applications, 2016

Implicit user calibration for gaze-tracking systems using kernel density estimation.

Kohei Miki, Takashi Nagamatsu, Dan Witzner Hansen

Proceedings of the Ninth Biennial ACM Symposium on Eye Tracking Research & Applications, 2016

2015

Framework for Realizing a Free-Target Eye-tracking System.

Daiki Sakai, Michiya Yamamoto, Takashi Nagamatsu

Proceedings of the 20th International Conference on Intelligent User Interfaces Companion, 2015

2014

Multi-push Display using 6-axis Motion Platform.

Takashi Nagamatsu, Masahiro Nakane, Haruka Tashiro, Teruhiko Akazawa

Proceedings of the Ninth ACM International Conference on Interactive Tabletops and Surfaces, 2014

Supporting remote guidance through 3D annotations.

Philipp Tiefenbacher, Tobias Gehrlich, Gerhard Rigoll, Takashi Nagamatsu

Proceedings of the 2nd ACM Symposium on Spatial User Interaction, 2014

Simulator for developing gaze sensitive environment using corneal reflection-based remote gaze tracker.

Takashi Nagamatsu, Michiya Yamamoto, Gerhard Rigoll

Proceedings of the 2nd ACM Symposium on Spatial User Interaction, 2014

Development of Corneal Reflection-based Gaze Tracking System for Public Use.

Takashi Nagamatsu, Kaoruko Fukuda, Michiya Yamamoto

Proceedings of The International Symposium on Pervasive Displays, 2014

2013

Eye-tracking volume simulation method to configure hardware settings for tangible and multi-user tabletop interaction.

Koichi Egawa, Hiroaki Takai, Michiya Yamamoto, Takashi Nagamatsu

Proceedings of the ACM International Conference on Interactive Tabletops and Surfaces, 2013

Location-dependent content-based image retrieval system based on a P2P mobile agent framework.

Yusuke Ariyoshi, Junzo Kamahara, Naoki Tanaka, Katsutoshi Hirayama, Takashi Nagamatsu, Yuuichi Teranishi

Proceedings of the 2013 IEEE International Conference on Pervasive Computing and Communications Workshops, 2013

Development of a Mobile Tablet PC with Gaze-Tracking Function.

Michiya Yamamoto, Hironobu Nakagawa, Koichi Egawa, Takashi Nagamatsu

Proceedings of the Human Interface and the Management of Information. Information and Interaction for Health, Safety, Mobility and Complex Environments, 2013

2012

Gaze Estimation Method Involving Corneal Reflection-Based Modeling of the Eye as a General Surface of Revolution about the Optical Axis of the Eye.

Takashi Nagamatsu, Yukina Iwamoto, Ryuichi Sugano, Junzo Kamahara, Naoki Tanaka, Michiya Yamamoto

IEICE Trans. Inf. Syst., 2012

Development of a gaze-and-touch algorithm for a tabletop Hyakunin-Isshu game with a computer opponent.

Michiya Yamamoto, Munehiro Komeda, Takashi Nagamatsu, Tomio Watanabe

Proceedings of the 21st IEEE International Symposium on Robot and Human Interactive Communication, 2012

Conjunctive ranking function using geographic distance and image distance for geotagged image retrieval.

Junzo Kamahara, Takashi Nagamatsu, Naoki Tanaka

Proceedings of the ACM multimedia 2012 workshop on Geotagging and its applications in multimedia, 2012

Mathematical model for wide range gaze tracking system based on corneal reflections and pupil using stereo cameras.

Takashi Nagamatsu, Michiya Yamamoto, Ryuichi Sugano, Junzo Kamahara

Proceedings of the 2012 Symposium on Eye-Tracking Research and Applications, 2012

Remote gaze-tracking system with automatic user calibration using particle filter.

Tatsuhiko Ueki, Ryuichi Sugano, Takashi Nagamatsu, Junzo Kamahara

Proceedings of the CHI Conference on Human Factors in Computing Systems, 2012

Design of GeoConscious P2P Content-based Image Retrieval.

Junzo Kamahara, Naoki Tanaka, Katsutoshi Hirayama, Takashi Nagamatsu, Yuuichi Teranishi, Yusuke Ariyoshi

Proceedings of the 2012 Seventh International Conference on Broadband, 2012

2011

User-Calibration-Free Gaze Estimation Method Using a Binocular 3D Eye Model.

Takashi Nagamatsu, Ryuichi Sugano, Yukina Iwamoto, Junzo Kamahara, Naoki Tanaka

IEICE Trans. Inf. Syst., 2011

WobblySurface: tactile feedback by holding/releasing a surface panel.

Takashi Nagamatsu, Sachio Echizen, Teruhiko Akazawa, Junzo Kamahara

Proceedings of the ACM International Conference on Interactive Tabletops and Surfaces, 2011

Hyakunin-Eyesshu: a tabletop Hyakunin-Isshu game with computer opponent by the action prediction based on gaze detection.

Michiya Yamamoto, Munehiro Komeda, Takashi Nagamatsu, Tomio Watanabe

Proceedings of the NGCA 2011, First Conference on Novel Gaze-Controlled Applications, Karlskrona, Sweden, May 26, 2011

Development of an Eye-Tracking Pen Display for Analyzing Embodied Interaction.

Michiya Yamamoto, Hiroshi Sato, Keisuke Yoshida, Takashi Nagamatsu, Tomio Watanabe

Proceedings of the Human Interface and the Management of Information. Interacting with Information, 2011

2010

Instructional Video Content Employing User Behavior Analysis: Time Dependent Annotation with Levels of Detail.

Junzo Kamahara, Takashi Nagamatsu, Masashi Tada, Yohei Kaieda, Yutaka Ishii

Proceedings of the User Modeling, 2010

Development of eye-tracking tabletop interface for media art works.

Michiya Yamamoto, Munehiro Komeda, Takashi Nagamatsu, Tomio Watanabe

Proceedings of the ACM International Conference on Interactive Tabletops and Surfaces, 2010

Development of eye-tracking pen display based on stereo bright pupil technique.

Michiya Yamamoto, Takashi Nagamatsu, Tomio Watanabe

Proceedings of the 2010 Symposium on Eye-Tracking Research & Applications, 2010

User-calibration-free gaze tracking with estimation of the horizontal angles between the visual and the optical axes of both eyes.

Takashi Nagamatsu, Ryuichi Sugano, Yukina Iwamoto, Junzo Kamahara, Naoki Tanaka

Proceedings of the 2010 Symposium on Eye-Tracking Research & Applications, 2010

Gaze estimation method based on an aspherical model of the cornea: surface of revolution about the optical axis of the eye.

Takashi Nagamatsu, Yukina Iwamoto, Junzo Kamahara, Naoki Tanaka, Michiya Yamamoto

Proceedings of the 2010 Symposium on Eye-Tracking Research & Applications, 2010

MobiGaze: development of a gaze interface for handheld mobile devices.

Takashi Nagamatsu, Michiya Yamamoto, Hiroshi Sato

Proceedings of the 28th International Conference on Human Factors in Computing Systems, 2010

2009

Method for Identifying Task Hardships by Analyzing Operational Logs of Instruction Videos.

Junzo Kamahara, Takashi Nagamatsu, Yuki Fukuhara, Yohei Kaieda, Yutaka Ishii

Proceedings of the Semantic Multimedia, 2009

Calibration-free gaze tracking using a binocular 3D eye model.

Takashi Nagamatsu, Junzo Kamahara, Naoki Tanaka

Proceedings of the 27th International Conference on Human Factors in Computing Systems, 2009

2008

3D gaze tracking with easy calibration using stereo cameras for robot and human communication.

Takashi Nagamatsu, Junzo Kamahara, Naoki Tanaka

Proceedings of the 17th IEEE International Symposium on Robot and Human Interactive Communication, 2008

One-point calibration gaze tracking based on eyeball kinematics using stereo cameras.

Takashi Nagamatsu, Junzo Kamahara, Takumi Iko, Naoki Tanaka

Proceedings of the Eye Tracking Research & Application Symposium, 2008

2007

Development of a Skill Acquisition Support System Using Expert's Eye Movement.

Takashi Nagamatsu, Yohei Kaieda, Junzo Kamahara, Hiroyuki Shimada

Proceedings of the Human Interface and the Management of Information. Interacting in Information Environments, 2007

1997

Automatic signal processing of front monitor radar for tunneling machines.

Toru Sato, Ken-ya Takeda, Takashi Nagamatsu, Toshio Wakayama, Iwane Kimura, Tetsuya Shinbo

IEEE Trans. Geosci. Remote. Sens., 1997