Chapter 5 – Extracting Features with Transformers

Vowpal Wabbit

http://hunch.net/~vw/

Vowpal Wabbit is a great project, providing very fast feature extraction for text-based problems. It comes with a Python wrapper, allowing you to call it from with Python code. Test it out on large datasets, such as the one we used in Chapter 12, Working with Big Data.

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