Modern enterprises have to respond to the challenge of changing competitive situations by being able to adapt their business models and the supporting IT systems. Service-orientation and cloud computing offer established approaches for achieving flexibility in the use of computing resources and...

Search engine technologies are evolving to satisfy the user's ever increasing information need; but are yet to achieve perfection especially in ranking. With the exponential growth in the available information on the internet; ranking has become vital for satisfactory search experience. User...

Nowadays, multimedia documents are omnipresent at any time from and to any devices. However, mobile devices heterogeneity and the various contexts of the user require their adaptation. In this context, the existing systems transform contents to comply with the target constraints. Nevertheless,...

Collaborative process (CP) flexibility is an active research area in the field of business process management (BPM). It deals with both foreseen and unforeseen changes in the environment where CPs operate. In the literature, the version-based approach is largely used to cope with CP flexibility....