1. Anders, S., Heinzle, J., Weiskopf, N., Ethofer, T., Haynes, J.D.: Flow of affective information between communicating brains. NeuroImage 54(1), 439–446 (2011)
2. Bishop, C.M.: Pattern Recognition and Machine Learning. Springer, New York (2006)
3. Dhamala, M., Pagnoni, G., Wiesenfeld, K., Berns, G.S.: Measurements of brain activity complexity for varying mental loads. Physical Review E - Statistical, Nonlinear and Soft Matter Physics 65(4), 041917-1–041917-7 (2002)
4. Holmes, A.P., Poline, J.B., Friston, K.J.: Characterizing brain images with the general linear model. In: Human Brain Function, pp. 59–84. Academic Press, USA (1997)
5. Hoyle, D.C.: Automatic PCA Dimension Selection for High Dimensional Data and Small Sample Sizes. Journal of Machine Learning Research 9, 2733–2759 (2008)