Katsuyuki Umezawa

According to our database, Katsuyuki Umezawa authored at least 29 papers between 2008 and 2023.

Collaborative distances:

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

2023

Secure Revocation Features in eKYC - Privacy Protection in Central Bank Digital Currency.

Kazuo Takaragi, Takashi Kubota, Sven Wohlgemuth, Katsuyuki Umezawa, Hiroki Koyanagi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., March, 2023

Differential Analysis of Biological Information during the Learning of a Second Language and a Programming Language.

Katsuyuki Umezawa, Takumi Tajima, Michiko Nakano, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the IEEE International Conference on Teaching, 2023

A Study on the Relationship Between Heart Rate and Brain Waves During Programming Task in Several Experiments.

Katsuyuki Umezawa, Mitsuaki Sawata, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the 12th International Conference on Software and Computer Applications, 2023

Utilizing Automatic Speech Recognition for English Pronunciation Practice and Analyzing its Impact.

Katsuyuki Umezawa, Makoto Nakazawa, Michiko Nakano, Shigeichi Hirasawa

Proceedings of the 12th IEEE International Conference on Engineering Education, 2023

Proposal and Evaluation of Intermediate Content for the Transition from Visual to Text-Based Programming Languages.

Katsuyuki Umezawa, Kouta Ishida, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the 56th Hawaii International Conference on System Sciences, 2023

Evaluation of Applying LDA to Redacted Documents in Security and Safety Analysis.

Katsuyuki Umezawa, Sven Wohlgemuth, Keisuke Hasegawa, Kazuo Takaragi

Proceedings of the IEEE International Conference on Cyber Security and Resilience, 2023

2022

A Study on the Relationship Between Brain Waves, Heart Rate, and Facial Expressions During Programming Learning.

Katsuyuki Umezawa, Makoto Nakazawa, Michiko Nakano, Shigeichi Hirasawa

Proceedings of the IEEE International Conference on Systems, Man, and Cybernetics, 2022

Brain Wave, Heart Rate, and Facial Expression Relationship Validation During Programming Learning Comprehension Study.

Katsuyuki Umezawa, Makoto Nakazawa, Michiko Nakano, Shigeichi Hirasawa

Proceedings of the Higher Education Learning Methodologies and Technologies Online, 2022

Safety and Security Analysis using LDA based on Case Reports: Case Study and Trust Evaluation Method.

Katsuyuki Umezawa, Hiroki Koyanagi, Sven Wohlgemuth, Yusuke Mishina, Kazuo Takaragi

Proceedings of the ARES 2022: The 17th International Conference on Availability, Reliability and Security, Vienna,Austria, August 23, 2022

2021

Evaluation of Difficulty During Visual Programming Learning Using a Simple Electroencephalograph and Minecraft Educational Edition.

Katsuyuki Umezawa, Makoto Nakazawa, Manabu Kobayashi, Yutaka Ishii, Michiko Nakano, Shigeichi Hirasawa

Proceedings of the Trends and Applications in Information Systems and Technologies, 2021

Comparison Experiment of Learning State Between Visual Programming Language and Text Programming Language.

Katsuyuki Umezawa, Yutaka Ishii, Makoto Nakazawa, Michiko Nakano, Manabu Kobayashi, Shigeichi Hirasawa

Proceedings of the 2021 IEEE International Conference on Engineering, 2021

2020

Analysis of Logic Errors Utilizing a Large Amount of File History During Programming Learning.

Katsuyuki Umezawa, Makoto Nakazawa, Manabu Kobayashi, Yutaka Ishii, Michiko Nakano, Shigeichi Hirasawa

Proceedings of the IEEE International Conference on Teaching, 2020

Detection of Careless Mistakes during Programming Learning using a Simple Electroencephalograph.

Katsuyuki Umezawa, Makoto Nakazawa, Manabu Kobayashi, Yutaka Ishii, Michiko Nakano, Shigeichi Hirasawa

Proceedings of the 15th International Conference on Computer Science & Education, 2020

Evaluation of Grouped Flipped Classrooms Compared with Three-Year Actual Classes Using a Questionnaire.

Katsuyuki Umezawa, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the IEEE International Symposium on Accreditation of Engineering and Computing Education, 2020

Learning-State-Estimation Method Using Browsing History and Electroencephalogram During Programming Language Learning and Its Evaluation.

Katsuyuki Umezawa, Tomohiko Saito, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the Bridges and Mediation in Higher Distance Education, 2020

2019

Development of Debugging Exercise Extraction System using Learning History.

Katsuyuki Umezawa, Makoto Nakazawa, Masayuki Goto, Shigeichi Hirasawa

Proceedings of the Tenth IEEE International Conference on Technology for Education, 2019

Competitive Compliance with Blockchain.

Sven Wohlgemuth, Katsuyuki Umezawa, Yusuke Mishina, Kazuo Takaragi

Proceedings of the IEEE International Conference on Pervasive Computing and Communications Workshops, 2019

Application of Grouped Flipped Classroom to Two-Year Actual Class and Its Statistical Evaluation.

Katsuyuki Umezawa, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the 14th International Conference on Computer Science & Education, 2019

2018

Learning State Estimation Method by Browsing History and Brain Waves During Programming Language Learning.

Katsuyuki Umezawa, Tomohiko Saito, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the Trends and Advances in Information Systems and Technologies, 2018

Application and Evaluation of a Grouped Flipped Classroom Method.

Katsuyuki Umezawa, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the IEEE International Conference on Teaching, 2018

Evaluation by Questionnaire on Grouped Flipped Classroom Method.

Katsuyuki Umezawa, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the IEEE 10th International Conference on Engineering Education, 2018

2017

An Electroencephalograph-Based Method for Judging the Difficulty of a Task Given to a Learner.

Katsuyuki Umezawa, Tomohiko Saito, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the 17th IEEE International Conference on Advanced Learning Technologies, 2017

2016

A Method Based on Self-Study Log Information for Improving Effectiveness of Classroom Component in Flipped Classroom Approach.

Katsuyuki Umezawa, Takashi Ishida, Michitaka Aramoto, Manabu Kobayashi, Makoto Nakazawa, Shigeichi Hirasawa

Int. J. Softw. Innov., 2016

2015

An Effective Flipped Classroom Based on Log Information of Self-Study.

Katsuyuki Umezawa, Michitaka Aramoto, Manabu Kobayashi, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa

Proceedings of the 3rd International Conference on Applied Computing and Information Technology, 2015

2014

Proposal and evaluation by simulation of management processing load control method for virtual client system.

Katsuyuki Umezawa, Hiromi Goto

Proceedings of the 2014 IEEE International Conference on Systems, Man, and Cybernetics, 2014

2013

Development and Evaluation of a Virtual PC Type Thin Client System.

Katsuyuki Umezawa, Tomoya Miyake, Hiromi Goto

Proceedings of the Data Management in Cloud, Grid and P2P Systems, 2013

2011

Development and Evaluation of FMC Authentication Technology with Cellular Phones.

Katsuyuki Umezawa, Satoru Tezuka

IEICE Trans. Commun., 2011

An authentication system using smart phones as secure storage.

Katsuyuki Umezawa, Satoru Tezuka, Shigeichi Hirasawa

Proceedings of the IEEE International Conference on Systems, 2011

2008

A study on user authentication infrastructure for next generation telematics.

Katsuyuki Umezawa, Seiichi Susaki, Masamori Kashiyama, Satoru Tezuka

Proceedings of the IEEE International Conference on Vehicular Electronics and Safety, 2008