Python Natural Language Processing

n-grams

n-gram is a very popular and widely used technique in the NLP domain. If you are dealing with text data or speech data, you can use this concept.

Let's look at the formal definition of n-grams. An n-gram is a continuous sequence of n items from the given sequence of text data or speech data. Here, items can be phonemes, syllables, letters, words, or base pairs according to the application that you are trying to solve.

There are some versions of n-grams that you will find very useful. If we put n=1, then that particular n-gram is referred to as a unigram. If we put n=2, then we get the bigram. If we put n=3, then that particular n-gram is referred to as a trigram, and if you put n=4 or n=5, then these versions of n-grams are referred ...