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For Beginners in R, here is a 15 page example based tutorial that covers the basics of R. Starting R – Trivial tutorial on how to start R for... Read more »
The function in question is scriptSearch. I’m not much for superlatives — “most” and “best” imply one dimension, but we live in a multi-dimensional world. I’m making an exception.... Read more »
Playing with GA data is much much easier now.Last week biggest news was definitely Google making a Demo Google Analytics Account available to everyone. As the word "demo" says,... Read more »
Stack bar chart It is used when we wish to visualize a combination of categorical variables ggplot(data, aes(date, fill = region)) + geom_bar()+ labs(title = "Stacked Bar Chart", x... Read more »
Deal with feature selection and collinearity Recently I’ve been making more use of elastic net regularization as a way of fitting linear models to data when I have more candidate... Read more »
When doing data analysis it happens often that we have a set of values and want to obtain various possible combinations of them. For example, taking 5 random samples... Read more »
My colleagues Max Kaznady, Jason Zhang, Arijit Tarafdar and Miguel Fierro recently posted a really useful guide with lots of tips to speed up prototyping models with Microsoft R... Read more »
One approach to trading which has been puzzling me lately, is to sit and wait for opportunities. Sounds simplistic, but it is indeed different than, for instance, the... Read more »
Before we build stats/machine learning models, it is a good practice to understand which predictors are significant and have an impact on the response variable. In this post we... Read more »
When we teach parallel programming in R we start with the basic use of parallel (please see here for example). This is, in our opinion, a necessary step before... Read more »
The function in question is scriptSearch. I’m not much for superlatives — “most” and “best” imply one dimension, but we live in a multi-dimensional world. I’m making an exception.... Read more »
Here are the new R Jobs for 2016-08-16. To post your R job on the next post Just visit this link and post a new R job to the R community. You can either post... Read more »
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