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Java for Data Science by Jennifer L. Reese, Richard M. Reese

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Classifying text

Classifying text is an important part of machine learning and data science. We have to be able to classify text for a variety of applications, including document retrieval and web searches. It is often important to assign specific labels to the data before we can determine its usefulness for a particular application or search result.

In this chapter, we are going to demonstrate a technique involving the use of paragraph vectors and labeled data with DL4J classes. This example allows us to read in documents and, based on the text inside of the document, assign a label (or classification) to the document. We are also going to show an example of classifying text by similarity. This means we will match phrases and words that have similar ...

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