-Artist names often contain a leading 'The ' which might, or might not be
-present. Some other noise sources in artist name are 'and' words :
- 'and'/'&'/'n'/'N'.
-
-The SimaStr() object removes these words and compute equality on "stripped"
-strings.
+ * SimaStr() object removes specific patterns from the string
+ * Diacritic are removed
+ * Equality test is done on lower-cased string
+ * Equality test is not an exact comparison, the levenshtein edition distance
+ between stripped and filtered strings is used