There is a trend to offer courses by virtual means. This approach has definite advantages. For example, virtual programs target professionals who would otherwise have to leave their jobs to pursue the degree. An enormous proportion of universities are in the process of developing courses in a virtual environment.

This book deals with virtual environments for teaching and learning. The chapters can be considered to be representative of the many approaches taken and the diversity of applications. The different perspectives and different solutions adopted are the result of intense research in...

Watermarking techniques involve the concealment of information within a text or images and the transmission of this information to the receiver with minimum distortion. This is a very new area of research. The techniques will have a significant effect on defence, business, copyright protection and other fields where information needs to be protected at all costs from attackers. This book presents the recent advances in the theory and implementation of watermarking techniques. It brings together, for the first time, the successful applications of intelligent paradigms (including comparisons...

The major trends in e-learning are determined by the global demand of academic, elderly and non-traditional target groups for training and education. The advent of the learning organization reflects these major shifts of the educational markets within companies. Automation of learning processes does not enhance a company's productivity; augmentation of individual and collaborative learning processes is needed.This book reflects seven years of applied research (1997-2003) in the fields of adaptive multimedia systems, knowledge-based and collaborative learning environments, and intelligent...

Modern defence forces rely mainly on intelligent information systems and high technology armour. This volume reflects the latest trends in military information systems research by bringing together international contributions that span communications technology, intelligent agents and large-scale modelling and simulation, and sociotechnical systems. Together, the articles represent a cross-section of contemporary information systems research. The text also shows the wealth of research on advanced information systems and on technologies developed for defence purposes. Some of the chapters may...