This book constitutes the refereed proceedings of the 5th International Conference on Active
Media Technology AMT 2009 held in Beijing China in October 2009. The 47 revised full papers
and the 6 keynote talks were carefully reviewed and selected. The papers reflect the shared
forum for researchers and practitioniers from diverse fields such as computer science
information technology artificial intelligence media engineering economics data mining
data and knowledge engineering intelligent agent technology human computer interaction
complex systems and systems science. The book offers new insights into the main research
challenges and development of AMT by revealing the interplay between the studies of human
informatics and research of informatics on the Web Internet mobile and wireless centric
intelligent information processing systems.