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eXtremely Boost your machine learning Exercises (Part-1)

September 24, 2017
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eXtremely Boost your machine learning Exercises (Part-1)

eXtreme Gradient Boosting is a machine learning model which became really popular few years ago after winning several Kaggle competitions. It is very powerful algorithm that use an ensemble of weak learners to obtain a strong learner. Its R implementation is available in xgboost package and it is really worth including into anyone’s machine learning Related exercise sets: Model Evaluation...

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R with remote databases Exercises (Part-2)

September 17, 2017
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R with remote databases Exercises (Part-2)

This is common case when working with data that your source is a remote database. Usual ways to cope this when using R is either to load all the data into R or to perform the heaviest joins and aggregations with SQL before loading the data. Both of them have cons: the former one is Related exercise sets: R with...

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R with remote databases Exercises (Part-1)

September 10, 2017
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R with remote databases Exercises (Part-1)

This is common case when working with data that your source is a remote database. Usual ways to cope this when using R is either to load all the data into R or to perform the heaviest joins and aggregations with SQL before loading the data. Both of them have cons: the former one is Related exercise sets: Descriptive Analytics-Part...

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