edited by Dimitrios I Fotiadis (University of Ioannina, Greece) & Stavros D Nikolopoulos (University of Ioannina, Greece)

This volume addresses the state-of-the-art and future directions of informatics. Several senior researchers and graduate students present their research and work here. The purpose of the book is to disseminate the latest scientific, engineering and technical information in various fields of informatics. It covers a wide range of subjects, from theoretical computer science, software engineering, systems and scientific computing to networking and applied research. The book can be used either as a reference for related scientific work or as educational material for advanced computer science courses.

• Cutting Across the Network Layers in the Wireless Environment (A Ephremides)
• A Modal Logic Formalism for Scheduling Dags (T Andronikos & S Zachos)
• Neurules: Integrating Symbolic Rules and Neurocomputing (I Hatzilygeroudis & J Prentzas)
• An Evaluation of Stemming Algorithms with Modern Greek (S Nikolaidis & T Z Kalamboukis)
• Towards a Virtual Reality Intelligent Agent Language (T Panayiotopoulos & G Anastassakis)
• Precedence Constrained Scheduling: A Case in P (K Politopoulos et al.)
• External Balanced Regular (x-BR) Trees: New Structures for Very Large Spatial Databases (M Vassilakopoulos & Y Manolopoulos)
• and other papers