14. The method of claim 12 , further comprising: determining a number of repetitions of each metadata of the list of the generated metadata.
14. The method of claim 12 , further comprising: determining a number of repetitions of each metadata of the list of the generated metadata. 15. The method of claim 14 , further comprising: comparing the number of repetitions of a compared metadata of the list of the generated metadata to a threshold; and upon determining that the number of repetitions is below a threshold, removing all instances of the compared metadata from the list of the generated metadata.