May 2018
Beginner to intermediate
384 pages
10h 19m
English
This is also known as Porter2. The Porter2 algorithm is implemented as the English Stemmer (based on Snowball). This algorithm was developed as a framework to use for languages other than English. This is better in accuracy than porter algorithms. The snowball rule example is given as follows:
ied or ies -> replace by i if preceded by more than one letter, otherwise by ie. ties -> tie,cries -> criSo as we can see with porter ties we stemmed into ti whereas with snowball it becomes tie.
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