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The Dark Side of Blending

Blending, the Dark Side in Data Science Competition

In our past machine learning topic, “Ensemble Modeling“, we mentioned how blending helps on improving our prediction. Then in another topic, “Why are people frustrated on Kaggle’s challenge?“, we mentioned how blending ruins a data science competition. Okay, we have a question here, is blending good or bad?

Vodka Boosting

TFIDF technique and Deal Probability Prediction (in Russian)

Our topic this time is too Russia, so my water just turned into Vodka :]] . Actually, this is all about Kaggle’s competition: Avito Demand Prediction Challenge. Avito is the biggest classified site in the Mother Russia, just likes the Craigslist. Our mission for this time is, predicting the rate that a seller can make a …

TFIDF technique and Deal Probability Prediction (in Russian) Read More »