[ COVER OF THE WEEK ]
Human resource Source
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[ FEATURED COURSE]
[ FEATURED READ]
If you are looking for a book to help you understand how the machine learning algorithms “Random Forest” and “Decision Trees” work behind the scenes, then this is a good book for you. Those two algorithms are commonly u… more
[ TIPS & TRICKS OF THE WEEK]
Data Analytics Success Starts with Empowerment
Being Data Driven is not as much of a tech challenge as it is an adoption challenge. Adoption has it’s root in cultural DNA of any organization. Great data driven organizations rungs the data driven culture into the corporate DNA. A culture of connection, interactions, sharing and collaboration is what it takes to be data driven. Its about being empowered more than its about being educated.
[ DATA SCIENCE Q&A]
Q:What are the drawbacks of linear model? Are you familiar with alternatives (Lasso, ridge regression)?
A: * Assumption of linearity of the errors
* Cant be used for count outcomes, binary outcomes
* Cant vary model flexibility: overfitting problems
* Alternatives: see question 4 about regularization
[ VIDEO OF THE WEEK]
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[ QUOTE OF THE WEEK]
Everybody gets so much information all day long that they lose their common sense. Gertrude Stein
[ PODCAST OF THE WEEK]
[ FACT OF THE WEEK]
Poor data can cost businesses 20%35% of their operating revenue.