Posts Tagged: Topic Modelling

Part 4: Topic Modelling, an approach to Text Analytics

This is the 4th article in my series of Text Analytics posts explaining popular approaches to feedback analysis. Last week, we talked about text categorization, a Machine Learning approach that requires training data. We concluded that it can’t detect emerging themes in people’s feedback and that it’s only as accurate as the supplied training data. Today, we’ll discuss topic modelling, also a Machine Learning approach, but an unsupervised one, which means that this approach learns…

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