This volume constitutes the proceedings of the 4th International United Information Systems Conference, UNISCON 2012, which was held in Yalta, Ukraine, during J

Knowledge Engineering (KE) is a field within artificial intelligence that develops knowledgebased systems. KE is the process of imitating how a human expert in

"This book provides a comprehensive understanding and coverage of the various theories, models and related research approaches used within IS research"--Provide

There is no single approach to modelling and model-based systems development that is best for all possible situations. Therefore, a high-level overview is neede

"This book examines current, state-of-the-art research in the area of service sectors and their interactions, linkages, applications, and support using informat