Category Archives: Data Science

Why R is bad for you?

William Vorhies on May 15, 2017 at 4:30pm Summary:  Someone had to say it.  In my opinion R is not the best way to learn data science and not the best way to practice it either.  More and more large employers agree.   Someone had to say it.  I know this will be controversial and…
Read more

How to deal with missing values in your data?

How to deal with missing values in your data? One of biggest challenges during data exploration and preparation stage of an data science analytics project are missing values!  How do you deal with them – ignore or somehow replace them? Penalty of ignoring them is that while some techniques like decision trees can treat them as separate values, other…
Read more

Where is the value from data science?

Where is the value from data science? Recently, question of value derived by data science is being raised more and more frequently. Even Harward Business Review is  on it:  https://hbr.org/2016/12/why-youre-not-getting-value-from-your-data-science . I wonder if their characterization of “data scientist” being sexiest job in 21st century still stands.  Yeah, sexy is always good, but it has to be more than just…
Read more

Can Data Science help Novak Djokovic and how?

Can Data Science help Novak Djokovic? There is no doubt about it! Tennis fans are well aware that man who is recognised among the all-time tennis greats has been suffering with quite drop of form in last year that culminated with quite painful quarterfinal loss in Roland Gaross tournament, of which he was defending champion. Tennis pundits…
Read more