wireless sensor networks (wsns) arebecoming increasingly popular, and very useful in militaryapplications and environmental monitoring. however,security is a major challenge for wsns because they areusually setup in unprotected environments. our goal in thisstudy is to simulate an intrusion detection system (ids)that monitors the wsn and report intrusions accurately andeffectively. we have thus...

Increasing mobility and the resulting rising traffic demands cause serious problems in urban regions world-wide. Approaches to alleviate the negative effects of traffic include an improved control of traffic lights and the introduction of dynamic route guidance systems that take current conditions into account. One solution for the former aspect is Organic Traffic Control (OTC) which provides a...

Economic firms interact via suppliers/customers interactions. These interactions define a production network. We here study the dynamics of these networks under very simple assumptions and show that they exhibit noticeable patterns of wealth and production. The main dynamical properties of this time/space organisation are studied and shown to be shared by a wide class of models. keywords: netwo...

There is growing body of literature which offers reviews of the concepts of organised crime and political violence, while documenting the official efforts to address such concepts jointly and treat them as a single issue. It would be intriguing to investigate how members of organised criminal groups and violent political groups respectively react to such official efforts. In my own memory, when...