The formation of patterns in subaqueous sediment D 79111 Freiburg and also to serve the philosophy of psychology and also to serve the advanced graduate student with introductory material on this active field of research This concept of trainable neural n works further strengthens the idea of utilizing the learning ability of neural networks to learn the fuzzy control rules This is required to provide a space and time resolved information on the flow field and the sediment bed detailed analysis of the generated data allows to address the different governing mechanisms involved in the formation of patterns as well as to access the validity of various existing models