Widmer, C., Kloft, M., Görnitz, N., & Rätsch, G. (2012). Efficient Training of
Graph-Regularized Multitask SVMs. In P. Flach, T. De Bie, & N. Cristianini (Eds.),
Machine Learning and Knowledge Discovery in Databases European Conference, ECML PKDD 2012
(pp. 633-647). Berlin, Germany: Springer.