6. The method of claim 1 , further comprising: labeling as a new call-type, a call-type of the first model by more than a certain ratio.
6. The method of claim 1 , further comprising: labeling as a new call-type, a call-type of the first model by more than a certain ratio. 7. The method of claim 6 , wherein retraining a first model using information based on the mapped call-types further comprises retraining the first model using call-types which are found to be merged in the new application and which are also merged into the first data.