Professor Maria Petrou  (Fellow of the Royal Academy of Engineering, IET, and IAPR; Distinguished Fellow  of the British Machine Vision Association; Chair of Signal Processing in the Electrical and Electronic Engineering Department, Imperial College, London; Director of the Informatics and Telematic Institute, Centre of Research and Technology Hellas) is going to lecture on The Tower of Knowledge: A generic system architecture at the Auditorium of the Central Library of the Aristotle University of Thessaloniki on Tuesday May 3rd, 2011 at 16:00. Details: The Tower of Knowledge: A generic system architecture – INVITED LECTURE