The requirements analysis is identified as the first step of a software project, a reality that is being neglected within Cameroonian companies. This study was carried out in the Centre Pasteur of Yaounde, Cameroon. It aims to compare the influence of both user participation (NPU) and...

Intelligent Tutoring Systems (ITS) provide an alternative to the traditional “one size fits all” approach. Their main aim is to adapt learning content, activities and paths to support learners. Meanwhile, during the last decades, advances in lightweight, portable devices and wireless...

In times of demand shocks, when quantitative forecasting based on historical time series becomes obsolete, the only information about future demand is "advance demand information", i.e. interpreting early customer bookings as an indicator of not yet known demand. This paper deals with a...