This paper proposes a cryptographic mechanism for metering the duration and/or the number of instances of running a data process. This mechanism has the following property: knowing...
The WWW has made information and services more available than ever before. Many of the first Web applications have been emulations of real world activities, in particular, e-comme...
In this work, we present a conceptual framework for deriving executable business process models from high-level, graphical business process models based on the paradigm of Service-...
Abstract. Searching for information on the Internet became much easier when Google started delivering their service. We got used to getting the most important (probably) results on...
: As multimedia contents are becoming widely used in ubiquitous computing environments among many application fields, e.g., education, entertainment, and live surveillance, the dem...