Monthly Archives: June 2017

Ozymandias by Percy Shelley

I met a traveller from an antique land Who said: Two vast and trunkless legs of stone Stand in the desert… near them, on the sand, Half sunk, a shattered visage lies, whose frown, And wrinkled lip, and sneer of … Continue reading

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八达岭长城

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Learning with XGBoost

There is a Mercedes-Benz Greener Manufacturing competition hosted on Kaggle. Data size is small and relatively simple, so it fits well as a quick weekend diversion. As usual, before modeling the data, pre-processing is required. In this case, the categorical … Continue reading

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