Text classification for question tags
This section is about supervised learning. We define the problem of assigning tags to a question as a text classification problem and we apply it to a dataset of questions from Stack Exchange.
Before introducing the details of text classification, let's consider the following question from the Movies & TV Stack Exchange website (title and body of the question have been merged):
"What's the House MD episode where he hired a woman to fake dead to fool the team? I remember a (supposedly dead) woman waking up and giving a high-five to House. Which episode was this from?"
The preceding question asks for details about a particular episode of the popular TV series House, M.D. As described earlier, questions on Stack ...
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