Stemming and Lemmatization

Stemming and Lemmatization are Text Normalization techniques in Natural Language Processing that are used to prepare text, words, and documents for further text processing.

Text normalization sometimes called as Word Normalization

Stemming in the process of keeping only the root of the words. It will remove affixes such as -s, -de, -ize

PorterStemmer is very simple to use and you can get a higer speed when using this. It is very useful for Information Retrieval environments such as IR Environments for quick recall and getting of search queries.