2015 - 2019 Retrieval technology of data on healthcare based on a formal language to represent a change in the frequency of an event
2012 - 2015 Methods for representation and calculation of quality indicators that have both of easy understandability and reasonable basis
2010 - 2012 Integrated Learning Management Architecture for Various Learning Activities
2008 - 2010 Design-assistance system of large scale information systems based on formal method and web ontology
1999 - 2001 超限的な再帰定義を持つ算術体系に関する研究
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Papers (26):
Osamu Takaki, Nobukuni Hamamoto, Atsuko Takefusa, Shigetoshi Yokoyama, Kento Aida. Implementation of Anonymization Algorithms for Log Data Analysis on a Cloud-Based Learning Management System. Procedia Computer Science (to appear). 2023
Osamu Takaki, Nobukuni Hamamoto, Atsuko Takefusa, Shigetoshi Yokoyama, Kento Aida. Reasonable Setting Values for Anonymization Algorithms for Online Educational Data Analysis Support System. Proc. 26th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems (KES 2022). 2022. 207. 2556-2566
Yiming Zhao, Tsuyoshi Kato, Osamu Takaki. Indoor Fingerprinting Positioning System by Utilizing Neural Network. Proceedings of International Conference on Technology and Social Science 2020 (ICTSS2020). 2020. オンライン版にて記載なし(ページ数は4)
Osamu Takaki, Takayuki Asao, Yoichi Seki. Risk Impacts of Patients’ Information and Extensions of l-Diversity. Journal of Technology and Social Science. 2020. 4. 1. 36-47
Osamu Takaki, Nobukuni Hamamoto, Atsuko Takefusa, Shigetoshi Yokoyama, Kento Aida. Study on Reasonable Parameters of Anonymization Algorithms toward Development of Assistant Systems of Online Educational Data Analysis. 情報処理学会研究報告(Web). 2022. 2022-CSEC-96. 43. 1-8
TAKAKI Osamu. Towards the Development of a Formal Language for Frequency of Events. Mathematical Systems Science and its Applications : IEICE technical report. 2015. 114. 415. 109-114
Framework of Quality Indicators for Fair Comparison of Medical Service Qualities. 2012. 26. 1-4
Takaki Osamu, Takeuti Izumi, Izumi Norimalo, Hasida Koiti. AS-3-1 A Method of Modeling and Verification for Large Scale Service Processes. Proceedings of the Society Conference of IEICE. 2011. 2011. "S-19"-"S-20"
A perspective on researches on negative effects of digitalization of society
(International Conference on Technology and Social Science 2020 (ICTSS 2020) 2020)
Data analysis based on temporal associations between databases in a hospital
(International Conference on Technology and Social Science 2019 (ICTSS 2019) 2019)