Kazutsuna Yamaji

According to our database, Kazutsuna Yamaji authored at least 41 papers between 2000 and 2023.

Collaborative distances:

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

2023

Activities of National Institute of Informatics in Japan.

Masaru Kitsuregawa, Shigeo Urushidani, Kazutsuna Yamaji, Hiroki Takakura, Ichiro Hasuo, Imari Sato, Fuyuki Ishikawa, Isao Echizen, Kensaku Mori

Commun. ACM, July, 2023

Analysis of Activity Logs of GakuNin LMS in the Use of the Information Security Course at Gunma University.

Nobukuni Hamamoto, Koichi Ogawa, Hiroshi Ueda, Masako Furukawa, Motonori Nakamura, Kazutsuna Yamaji

Proceedings of the Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 27th International Conference KES-2023, 2023

Toward the Development of NII RDC Application Profile Using Ontology Technology.

Yasuyuki Minamiyama, Masaharu Hayashi, Ikki Fujiwara, Jun-ichi Onami, Shigetoshi Yokoyama, Yusuke Komiyama, Kazutsuna Yamaji

Proceedings of the 1st Conference on Research Data Infrastructure - Connecting Communities, 2023

2020

Development of the portal site of COVID-19 data in Japan: poster abstract.

Jun-ichi Onami, Koji Sakaguchi, Masanori Arita, Kazutsuna Yamaji

Proceedings of the SenSys '20: The 18th ACM Conference on Embedded Networked Sensor Systems, 2020

Estimation of Test Scores Based on Video Viewing Behavior in the Programming MOOC Course.

Masako Furukawa, Hiroshi Itsumura, Kazutsuna Yamaji

Proceedings of the 9th International Congress on Advanced Applied Informatics, 2020

2019

Toward the Cross-Institutional Data Integration From Shibboleth Federated LMS.

Nobukuni Hamamoto, Hiroshi Ueda, Masako Furukawa, Motonori Nakamura, Takeshi Nishimura, Shigetoshi Yokoyama, Kazutsuna Yamaji

Proceedings of the Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 23rd International Conference KES-2019, 2019

Possibility and Prevention of Inappropriate Data Manipulation in Polar Data Journal.

Takeshi Terui, Yasuyuki Minamiyama, Kazutsuna Yamaji

Proceedings of the 8th International Congress on Advanced Applied Informatics, 2019

2018

SCORMAdaptiveQuiz: Implementation of Adaptive e-Learning for Moodle.

Hiroshi Ueda, Masako Furukawa, Kazutsuna Yamaji, Motonori Nakamura

Proceedings of the Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 22nd International Conference KES-2018, 2018

Requirements Analysis of System for Research Data Management to Prevent Scientific Misconduct.

Miho Funamori, Masaharu Hayashi, Yusuke Komiyama, Masatoshi Tsuchiya, Kazutsuna Yamaji

Proceedings of the 7th International Congress on Advanced Applied Informatics, 2018

Development and Analysis of Online RDM Training Course.

Masako Furukawa, Koichi Ojiro, Kazutsuna Yamaji

Proceedings of the IEEE 7th Global Conference on Consumer Electronics, 2018

Development of a Learning Economy Platform Based on Blockchain.

Masumi Hori, Seishi Ono, Toshihiro Kita, Hiroki Miyahara, Shiu Sakashita, Kensuke Miyashita, Kazutsuna Yamaji

Proceedings of the Lifelong Technology-Enhanced Learning, 2018

Learning System based on Decentralized Learning Model using Blockchain and SNS.

Masumi Hori, Seishi Ono, Kensuke Miyashita, Shinzo Kobayashi, Hiroki Miyahara, Toshihiro Kita, Tsuneo Yamada, Kazutsuna Yamaji

Proceedings of the 10th International Conference on Computer Supported Education, 2018

2017

Nationwide Research Data Management Service of Japan in the Open Science Era.

Yusuke Komiyama, Kazutsuna Yamaji

Proceedings of the 6th IIAI International Congress on Advanced Applied Informatics, 2017

Adaptive Recommendation of Teaching Materials Based on Free Descriptions in MOOC Course.

Masako Furukawa, Kazutsuna Yamaji

Proceedings of the 6th IIAI International Congress on Advanced Applied Informatics, 2017

Development of learning analytics platform for OUJ online courses.

Masako Furukawa, Kazutsuna Yamaji, Yoshitomo Yaginuma, Tsuneo Yamada

Proceedings of the IEEE 6th Global Conference on Consumer Electronics, 2017

2016

Virtual Organization Platform Interoperability Provides the Long Tail an eScience Environment.

Takeshi Nishimura, Eisaku Sakane, Kazutsuna Yamaji, Motonori Nakamura, Kento Aida, Nate Klingenstein

J. Inf. Process., 2016

Specifying a Trust Model for Academic Cloud Services.

Kazutsuna Yamaji, Motonori Nakamura, Yasuhiro Nagai, Tomohiro Ito, Hiroyuki Sato

Proceedings of the 4th IEEE International Conference on Mobile Cloud Computing, 2016

A Suitable m-Learning System using e-Book for Developing Countries.

Masumi Hori, Seishi Ono, Kazutsuna Yamaji, Shinzo Kobayashi, Toshihiro Kita, Tsuneo Yamada

Proceedings of the CSEDU 2016, 2016

An Authentication Federation Proxy Which Conceals Attributes and Authorization Policies Each Other.

Yasuo Okabe, Takaaki Komura, Hiroyuki Sato, Kazutsuna Yamaji, Motonori Nakamura

Proceedings of the 40th IEEE Annual Computer Software and Applications Conference, 2016

2015

Development and Deployment of the Open Access Repository and Its Application to the Open Educational Recourses.

Kazutsuna Yamaji, Toshihiro Aoyama, Masako Furukawa, Tsuneo Yamada

Proceedings of the Genetic and Evolutionary Computing, 2015

Fusion of E-Textbooks, Learning Management Systems, and Social Networking Sites: A Mash-Up Development.

Masumi Hori, Seishi Ono, Shinzo Kobayashi, Kazutsuna Yamaji, Toshihiro Kita, Tsuneo Yamada

Proceedings of the Genetic and Evolutionary Computing, 2015

CHiLO: Using an e-textbook to create an ad-hoc m-learning environment.

Masumi Hori, Seishi Ono, Shinzo Kobayashi, Kazutsuna Yamaji, Toshihiro Kita, Tsuneo Yamada

Proceedings of the 2015 IEEE Frontiers in Education Conference, 2015

Developing an E-Book-Based Learning Platform Toward Higher Education for All.

Masumi Hori, Seishi Ono, Kazutsuna Yamaji, Shinzo Kobayashi, Toshihiro Kita, Tsuneo Yamada

Proceedings of the Computer Supported Education - 7th International Conference, 2015

A New Learning Platform using E-textbooks for Socially Networked Online Learners.

Masumi Hori, Seishi Ono, Kazutsuna Yamaji, Shinzo Kobayashi, Toshihiro Kita, Tsuneo Yamada

Proceedings of the CSEDU 2015, 2015

2014

Privacy Enhancing Proxies in a Federation: Agent Approach and Cascade Approach.

Hiroyuki Sato, Yasuo Okabe, Takeshi Nishimura, Kazutsuna Yamaji, Motonori Nakamura

J. Inf. Process., 2014

Privacy Preserving Attribute Aggregation Method without Shared Identifier Binding.

Takeshi Nishimura, Motonori Nakamura, Kazutsuna Yamaji, Hiroyuki Sato, Yasuo Okabe

J. Inf. Process., 2014

Path selection in inter-domain dynamic circuit network (DCN) based on a probabilistic link failure model.

Tananun Orawiwattanakul, Hideki Otsuki, Eiji Kawai, Shinji Shimojo, Kazutsuna Yamaji, Motonori Nakamura

Proceedings of the International Conference on Information Networking 2014, 2014

2013

One-on-One Approach for Open Online Courses - Focusing on Large-Scale Online Courses.

Masumi Hori, Seishi Ono, Kazutsuna Yamaji, Shinzo Kobayashi

Proceedings of the CSEDU 2013, 2013

Privacy Enhancing Proxies in Attribute Releases: Two Approaches.

Hiroyuki Sato, Yasuo Okabe, Takeshi Nishimura, Kazutsuna Yamaji, Motonori Nakamura

Proceedings of the IEEE 37th Annual Computer Software and Applications Conference, 2013

Privacy Preserved Attribute Aggregation to Avoid Correlation of User Activities across Shibboleth SPs.

Motonori Nakamura, Takeshi Nishimura, Kazutsuna Yamaji, Hiroyuki Sato, Yasuo Okabe

Proceedings of the IEEE 37th Annual Computer Software and Applications Conference, 2013

Design and Implementation of a Functional Extension Framework for Authn & Authz Federation Infrastructure Using Web Browser Add-on.

Toyokazu Akiyama, Takeshi Nishimura, Kazutsuna Yamaji, Motonori Nakamura, Yasuo Okabe

Proceedings of the 27th IEEE International Conference on Advanced Information Networking and Applications, 2013

2012

Group Management System for Federated Identities with Flow Control of Membership Information by Subjects.

Takeshi Nishimura, Motonori Nakamura, Makoto Otani, Kazutsuna Yamaji, Noboru Sonehara

Proceedings of the 36th Annual IEEE Computer Software and Applications Conference Workshops, 2012

2011

User consent acquisition system for Japanese Shibboleth-based academic federation (GakuNin).

Tananun Orawiwattanakul, Kazutsuna Yamaji, Motonori Nakamura, Toshiyuki Kataoka, Noboru Sonehara

Int. J. Grid Util. Comput., 2011

2010

Attribute Aggregating System for Shibboleth Based Access Management Federation.

Kazutsuna Yamaji, Toshiyuki Kataoka, Motonori Nakamura, Tananun Orawiwattanakul, Noboru Sonehara

Proceedings of the Tenth Annual International Symposium on Applications and the Internet, 2010

User-controlled Privacy Protection with Attribute-filter Mechanism for a Federated SSO Environment Using Shibboleth.

Tananun Orawiwattanakul, Kazutsuna Yamaji, Motonori Nakamura, Toshiyuki Kataoka, Noboru Sonehara

Proceedings of the 3PGCIC 2010, 2010

2009

Leveraging PKI in SAML 2.0 Federation for Enhanced Discovery Service.

Toshiyuki Kataoka, Takeshi Nishimura, Masaki Shimaoka, Kazutsuna Yamaji, Motonori Nakamura, Noboru Sonehara, Yasuo Okabe

Proceedings of the Ninth Annual International Symposium on Applications and the Internet, 2009

2007

Concierge: Personal database software for managing digital research resources.

Hiroyuki Sakai, Toshihiro Aoyama, Kazutsuna Yamaji, Shiro Usui

Frontiers Neuroinformatics, 2007

Customizable neuroinformatics database system: XooNIps and its application to the pupil platform.

Kazutsuna Yamaji, Hiroyuki Sakai, Yoshihiro Okumura, Shiro Usui

Comput. Biol. Medicine, 2007

2003

Function of the pupil in vision and information capacity of retinal image.

Yutaka Hirata, Kazutsuna Yamaji, Hiroyuki Sakai, Shiro Usui

Syst. Comput. Jpn., 2003

2001

Improvement of the method for monitoring autonomic nervous activity by pupillary flash response.

Kazutsuna Yamaji, Yutaka Hirata, Shiro Usui

Syst. Comput. Jpn., 2001

2000

A method for monitoring autonomic nervous activity by pupillary flash response.

Kazutsuna Yamaji, Yutaka Hirata, Shiro Usui

Syst. Comput. Jpn., 2000