the K means, Expectation-Maximization, spectral clustering, Information Bottleneck, Probabilistic Latent Semantic Analysis, cost-based pairwise clustering (Brew and Schulte im Walde, 2002;Schulte im Walde, 2006;Korhonen et al., 2008;Sun and Korhonen, 2009;Vlachos et al., 2009).
after providing a short introduction to the basic principles of manual verb classification, this paper reviews recent research in automatic classification -particularly focussing on work conducted in English -and discusses then the various current challenges that need to be met for substantial further advances.