Huang, Y., Aleven, V., McLaughlin, E., & Koedinger, K. (2020). A General Multi-method Approach to Design-Loop Adaptivity in Intelligent Tutoring Systems. In I. I. Bittencourt, M. Cukurova, K. Muldner, R. Luckin, & E. Millán (Eds.), Artificial Intelligence in Education (Vol. 12164, pp. 124–129). Springer International Publishing

A brief account of an experiment using a data-driven approach to iteratively improve an Intelligent tutoring system. Experimental results are not terribly impressive, but the idea is interesting, and the citations may be useful.