2 papers
cs.CY2026
Training-Free Private Synthesis with Validation: A New Frontier for Practical Educational Data Sharing
Hibiki Ito, Chia-Yu Hsu, Hiroaki Ogata
While secondary use of real-world data (RWD) in education offers substantial research opportunities, data sharing is often limited by privacy constraints. Differentially private sy…
cs.CY2025
Defining the Scope of Learning Analytics: An Axiomatic Approach for Analytic Practice and Measurable Learning Phenomena
Kensuke Takii, Changhao Liang, Hiroaki Ogata
Learning Analytics (LA) has rapidly expanded through practical and technological innovation, yet its foundational identity has remained theoretically under-specified. This paper ad…