ICORES 2012, 1. International Conference on Operations Research and Enterprise Systems. Proceedings. CD-ROM

4 - 6 February 2012, Vilamoura, Algarve, Portugal; ICPRAM 2012, 1. International Conference on Pattern Recognition Applications and Methods, 6 - 8 February 2012, Vilamoura, Algarve, Portugal; ICAART 2012, 4. International Conference an Agents and Artificial Intelligence, 6 - 8 February 2012, Vilamoura, Algarve, Portugal