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Katsuyuki Umezawa
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Journal Articles
- 2023
- [j3]Kazuo Takaragi, Takashi Kubota, Sven Wohlgemuth, Katsuyuki Umezawa, Hiroki Koyanagi:
Secure Revocation Features in eKYC - Privacy Protection in Central Bank Digital Currency. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 106(3): 325-332 (2023) - 2016
- [j2]Katsuyuki Umezawa, Takashi Ishida, Michitaka Aramoto, Manabu Kobayashi, Makoto Nakazawa, Shigeichi Hirasawa:
A Method Based on Self-Study Log Information for Improving Effectiveness of Classroom Component in Flipped Classroom Approach. Int. J. Softw. Innov. 4(2): 17-32 (2016) - 2011
- [j1]Katsuyuki Umezawa, Satoru Tezuka:
Development and Evaluation of FMC Authentication Technology with Cellular Phones. IEICE Trans. Commun. 94-B(11): 3009-3017 (2011)
Conference and Workshop Papers
- 2024
- [c27]Katsuyuki Umezawa, Takumi Koshikawa, Makoto Nakazawa, Shigeichi Hirasawa:
Mental Stress Analysis During Visual- And Text-Based Language Learning by Measuring Heart Rate Variability. WorldCIST (4) 2024: 13-22 - 2023
- [c26]Katsuyuki Umezawa, Sven Wohlgemuth, Keisuke Hasegawa, Kazuo Takaragi:
Evaluation of Applying LDA to Redacted Documents in Security and Safety Analysis. CSR 2023: 212-218 - [c25]Katsuyuki Umezawa, Kouta Ishida, Makoto Nakazawa, Shigeichi Hirasawa:
Proposal and Evaluation of Intermediate Content for the Transition from Visual to Text-Based Programming Languages. HICSS 2023: 83-92 - [c24]Katsuyuki Umezawa, Makoto Nakazawa, Michiko Nakano, Shigeichi Hirasawa:
Utilizing Automatic Speech Recognition for English Pronunciation Practice and Analyzing its Impact. ICEED 2023: 69-74 - [c23]Katsuyuki Umezawa
, Mitsuaki Sawata
, Makoto Nakazawa
, Shigeichi Hirasawa
:
A Study on the Relationship Between Heart Rate and Brain Waves During Programming Task in Several Experiments. ICSCA 2023: 321-327 - [c22]Katsuyuki Umezawa, Takumi Tajima, Michiko Nakano, Makoto Nakazawa, Shigeichi Hirasawa:
Differential Analysis of Biological Information during the Learning of a Second Language and a Programming Language. TALE 2023: 1-4 - 2022
- [c21]Katsuyuki Umezawa, Hiroki Koyanagi, Sven Wohlgemuth, Yusuke Mishina, Kazuo Takaragi:
Safety and Security Analysis using LDA based on Case Reports: Case Study and Trust Evaluation Method. ARES 2022: 154:1-154:7 - [c20]Katsuyuki Umezawa, Makoto Nakazawa, Michiko Nakano, Shigeichi Hirasawa:
Brain Wave, Heart Rate, and Facial Expression Relationship Validation During Programming Learning Comprehension Study. HELMeTO 2022: 523-535 - [c19]Katsuyuki Umezawa, Makoto Nakazawa, Michiko Nakano, Shigeichi Hirasawa:
A Study on the Relationship Between Brain Waves, Heart Rate, and Facial Expressions During Programming Learning. SMC 2022: 1310-1316 - 2021
- [c18]Katsuyuki Umezawa, Yutaka Ishii, Makoto Nakazawa, Michiko Nakano, Manabu Kobayashi, Shigeichi Hirasawa:
Comparison Experiment of Learning State Between Visual Programming Language and Text Programming Language. TALE 2021: 1-5 - [c17]Katsuyuki Umezawa, Makoto Nakazawa, Manabu Kobayashi, Yutaka Ishii, Michiko Nakano, Shigeichi Hirasawa:
Evaluation of Difficulty During Visual Programming Learning Using a Simple Electroencephalograph and Minecraft Educational Edition. WorldCIST (3) 2021: 31-41 - 2020
- [c16]Katsuyuki Umezawa, Tomohiko Saito, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa:
Learning-State-Estimation Method Using Browsing History and Electroencephalogram During Programming Language Learning and Its Evaluation. HELMeTO 2020: 40-55 - [c15]Katsuyuki Umezawa, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa:
Evaluation of Grouped Flipped Classrooms Compared with Three-Year Actual Classes Using a Questionnaire. ICACIT 2020: 1-4 - [c14]Katsuyuki Umezawa, Makoto Nakazawa, Manabu Kobayashi, Yutaka Ishii, Michiko Nakano, Shigeichi Hirasawa:
Detection of Careless Mistakes during Programming Learning using a Simple Electroencephalograph. ICCSE 2020: 72-77 - [c13]Katsuyuki Umezawa, Makoto Nakazawa, Manabu Kobayashi, Yutaka Ishii, Michiko Nakano, Shigeichi Hirasawa:
Analysis of Logic Errors Utilizing a Large Amount of File History During Programming Learning. TALE 2020: 630-634 - 2019
- [c12]Katsuyuki Umezawa, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa:
Application of Grouped Flipped Classroom to Two-Year Actual Class and Its Statistical Evaluation. ICCSE 2019: 194-199 - [c11]Sven Wohlgemuth
, Katsuyuki Umezawa, Yusuke Mishina, Kazuo Takaragi:
Competitive Compliance with Blockchain. PerCom Workshops 2019: 967-972 - [c10]Katsuyuki Umezawa, Makoto Nakazawa, Masayuki Goto
, Shigeichi Hirasawa:
Development of Debugging Exercise Extraction System using Learning History. T4E 2019: 244-245 - 2018
- [c9]Katsuyuki Umezawa, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa:
Evaluation by Questionnaire on Grouped Flipped Classroom Method. ICEED 2018: 83-88 - [c8]Katsuyuki Umezawa, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa:
Application and Evaluation of a Grouped Flipped Classroom Method. TALE 2018: 25-31 - [c7]Katsuyuki Umezawa, Tomohiko Saito, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa:
Learning State Estimation Method by Browsing History and Brain Waves During Programming Language Learning. WorldCIST (2) 2018: 1307-1316 - 2017
- [c6]Katsuyuki Umezawa, Tomohiko Saito, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa:
An Electroencephalograph-Based Method for Judging the Difficulty of a Task Given to a Learner. ICALT 2017: 384-386 - 2015
- [c5]Katsuyuki Umezawa, Michitaka Aramoto, Manabu Kobayashi, Takashi Ishida, Makoto Nakazawa, Shigeichi Hirasawa:
An Effective Flipped Classroom Based on Log Information of Self-Study. ACIT-CSI 2015: 248-253 - 2014
- [c4]Katsuyuki Umezawa, Hiromi Goto:
Proposal and evaluation by simulation of management processing load control method for virtual client system. SMC 2014: 3376-3381 - 2013
- [c3]Katsuyuki Umezawa, Tomoya Miyake, Hiromi Goto:
Development and Evaluation of a Virtual PC Type Thin Client System. Globe 2013: 111-123 - 2011
- [c2]Katsuyuki Umezawa, Satoru Tezuka, Shigeichi Hirasawa:
An authentication system using smart phones as secure storage. SMC 2011: 415-420 - 2008
- [c1]Katsuyuki Umezawa, Seiichi Susaki, Masamori Kashiyama, Satoru Tezuka:
A study on user authentication infrastructure for next generation telematics. ICVES 2008: 38-44
Coauthor Index
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