@unpublished{TUW-239947, author = {Iglesias Vazquez, Felix}, title = {Knowledge Discovery by Cluster Analysis}, year = {2015}, keywords = {clustering, knowledge discovery, data mining, data analysis, machine learning}, note = {invited; talk: The Department of Computer Architecture (DAC), The Universitat Polit{\`e}cnica de Catalunya - BarcelonaTech (UPC), Barcelona, Spain; 2015-07-17} }