Clustering of Sun exposure measurements. - Anna Szymkowiak-Have; Jan Larsen; Lars Kai Hansen; Peter Alshede Philipsen; Elisabeth Thieden; Hans-Christian Wulf (NNSP, 2002)

Clustering via kernel decomposition. - Anna Szymkowiak-Have; Mark A. Girolami; Jan Larsen (IEEE Trans. Neural Networks, 2006)