Below are a range of different articles about learning analytics that may be of interest.
Ali, L., Hatala, M., Gasevic, D., & Jovanovic, J. (2012). A qualitative evaluation of evolution of a learning analytics tool. Computers & Education, 58, 470-489.
Blended learning. (2015). How 4 universities are taking blended learning to the next level.
Chatti, M. A., Dyckhoff, A.L., Schroeder, U., & Thus, H. (2012). A reference model for learning analytics. International Journal of Enhanced Learning (IJTEL).
Dyckhoff, A. L., Zielke, D., Bultmann, M., Chatti, M. A., & Schroeder, U. (2012). Designing and implementation of a learning analytics toolkit for teachers. Educational Technology & Society, 15 (3), 58-76.
Wolff, Annika; Zdrahal, Zdenek; Nikolov, Andriy and Pantucek, Michal (2013). Improving retention: predicting at-risk students by analysing clicking behaviour in a virtual learning environment. In: Third Conference on Learning Analytics and Knowledge (LAK 2013), 8-12 April 2013, Leuven, Belgium (forthcoming).