Predicting and preventing costly breakdowns in machines

Everything's green in Duisburg. Well, almost. That's because many green dots and only one red one can be seen on a huge display that shows the city's street network. Every dot represents a traffic light. Green means everything ...

Call center optimization

A research report in the current issue of the International Journal of Engineering Systems Modeling and Simulation suggests that help desks can be optimized by adding very few extra staff.