Telecommunications’ industry evolves into a high competitive market which demands companies to establish an effective revenue assurance framework. Social network analysis can be used to increase the knowledge about the customers’ behavior, not just in terms of individual usage but mostly in relation to the customers’ connections and how they create communities according to their call and text m...

In order to compete for profitable customers, companies are looking to add value using Customer Relationship Management (CRM). One subset of CRM is customer segmentation, which is the process of dividing customers into groups based upon common features or needs. Segmentation methods can be used for customer portfolio analysis (CPA), the process of analyzing the profitability of customers. This ...

Objective: The objective of this study was to test whether properties of 1-s segments of spontaneous scalp EEG activity can be used to automatically distinguish the awake state from the anesthetized state in patients undergoing general propofol anesthesia. Methods: Twenty five channel EEG was recorded from 10 patients undergoing general intravenous propofol anesthesia with remifentanil during a...

BACKGROUND There is little evidence about the effects of environmental interventions on population levels of physical activity. Major transport projects may promote or discourage physical activity in the form of walking and cycling, but researching the health effects of such "natural experiments" in transport policy or infrastructure is challenging. METHODS Case study of attempts in 2004-2005...

A recent international consensus conference1 published in 2007 proposed to categorize ventilated patients into 3 groups, based on the difficulty and duration of the weaning process: “simple weaning” (group 1) includes patients who succeed the first weaning trial and are extubated without difficulty, “difficult weaning” (group 2) includes patients who fail the first weaning trial and require up ...