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Predicting Wine Quality with Azure ML and R

April 11, 2016
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Predicting Wine Quality with Azure ML and R

by Shaheen Gauher, PhD, Data Scientist at Microsoft In machine learning, the problem of classification entails correctly identifying to which class or group a new observation belongs, by learning from observations whose classes are already known. In what follows, I will build a classification experiment in Azure ML Studio to predict wine quality based on physicochemical data. Several classification...

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Is your Classification Model making lucky guesses?

March 22, 2016
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Is your Classification Model making lucky guesses?

by Shaheen Gauher, PhD, Data Scientist at Microsoft At the heart of a classification model is the ability to assign a class to an object based on its description or features. When we build a classification model, often we have to prove that the model we built is significantly better than random guessing. How do we know if our...

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