July 2017
Beginner to intermediate
715 pages
17h 3m
English
Content preview from Java: Data Science Made Easy
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Word2Vec and Doc2Vec
We will be using Word2Vec and Doc2Vec in a few examples in this chapter. Word2Vec is a neural network with two layers used for text processing. Given a body of text, the network will provide feature vectors for the words contained in the text. These vectors are simply mathematical representations of the word features and can be numerically compared to other vectors. This comparison is often referred to as the distance between two words.
Word2Vec operates with the understanding that words can be classified by determining the probability that two words will occur together. Because of this methodology, Word2Vec can be used for more than classification of sentences. Any object or data that can be represented by text labels ...
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