11:00-13:00 Discovery Science

• Efficient Algorithms for Discovering of Frequent and Maximal Substructures from Large Semistructured Data Hiroki Arimura (Hokkaido University, Japan)
• Discrete Structure Manipulation for Discovery Science Problems Shin-ichi Minato (Hokkaido University, Japan)
• Recent Experiences in Parameter-Free Data Mining Thomas Zeugmann, Kimihito Ito, Yu Zhu (Hokkaido University, Japan)
• Conceptual Hierarchical Clustering of Documents using Wikipedia knowledge Gerasimos Spanakis, Georgios Siolas, Andreas Stafylopatis (National Technical University of Athens, Greece)