5. The computer implemented method as claimed in claim 4 , further comprising: updating each OI for each entry in the dictionary as events are received and problems detected.
5. The computer implemented method as claimed in claim 4 , further comprising: updating each OI for each entry in the dictionary as events are received and problems detected. 7. The computer implemented method as claimed in claim 5 , wherein said updating comprises: utilizing a feedback mechanism in which an output of the problem determination triggers the recalculation of the OI of each associated term in the dictionaries.