what is data change detection what is a realtime data event what is a realtime data change how do you detect a data change how to detect changes in telco call volume when does telco signal change what would a change in the phone call data mean how to detect if number changes suddenly why do numbers fluctuate during data analysis why would a change alarm be useful can you tell if a call has a change in data what to do if the number of calls in a set of numbers suddenly drops? how to analyze changes in call numbers how to detect telco outliers what does data change do what to do when telco numbers change what data is used to detect an alarm what is realtime change detection why does it alarm if a number suddenly increases how to detect outliers in real time