In recent past, frequent usage of both R and Python by Data Scientists are considerably increasing. RStudio is preferred IDE for most of R users, though, there are Editors and Notebooks which serve for both languages, yet, switching between them is not easy. Especially for those who got used to ... [Read more...]

In recent past, frequent usage of both R and Python by Data Scientists are considerably increasing. RStudio is preferred IDE for most of R users, though, there are Editors and Notebooks which serve for both languages, yet, switching between them is not... [Read more...]

Though Arrow was for around from some time (more than a year), in its recent release they came up with compression support that makes it be more user friendly for all data science activities across different languages. In my earlier posts, I have enco... [Read more...]

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Dear Readers,I always see a repetitive question coming to me and across various forums on how to read multiple files in the zip folder of same separator or multiple separator. Again, here, lets not compromise on speed.Solution is to use easycsv package in R, which in turn uses ... [Read more...]

In real world forecasting task, we don’t have luxury of actuals in hand for better model selection, in such realistic situations, forecast stability can guide us to some extent. Forecast Stability in simple terms, is all about how forecasts behave versus forecasts, we can measure it with simple coefficient ... [Read more...]

Forecast Stability Guidance for Model Selection /*! jQuery v1.11.3 | (c) 2005, 2015 jQuery Foundation, Inc. | jquery.org/license */ !function(a,b){"object"==typeof module&&"object"==typeof module.exports?module.exports=a.document?b(a,!0):function(a){if(!a.document)throw new Error("jQuery requires a window with a document");return b(a)}:b(... [Read more...]

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Reticulate made switch between R & Python easy, and doing its best to facilitate both worlds of data science.Meanwhile, I noticed that most of my followers or students raised the issues of uneasy switch betweendifferent python versions or virtual e... [Read more...]

Dear R Programmers,Those who all use data.table for your data readings, good news is that now, fread supports direct reading of zip formats like"gz" and "bz2".To all my followers and readers, as mentioned earlier several times, good way for saving both space and reading fast is ... [Read more...]

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For past few years , I was using featheras my favorite data writing and reading option in R (one reason was its cross platform compatible across Julia, Python and R), however, recently, observed it’s read and write time lines were not at all effective with large files of size __ 5 GB. ... [Read more...]

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This post brings forth to the audience, few glimpses (strictly) of insights that were obtained from a case of how predictive analytic's helped a fortune 1000 client to unlock the value in their huge log files of the IT Support system. Going to quick ba... [Read more...]

This post brings forth to the audience, few glimpses (strictly) of insights that were obtained from a case of how predictive analytic's helped a fortune 1000 client to unlock the value in their huge log files of the IT Support system. Going to quick background, a large organization was interested in ... [Read more...]

This post makes an attempt to depict the averages spent across the states towards their TV channel expenses for a big size country (USA). Though it has been developed using sample data belonging to a particular service provider; this post depicts its interest in regional differences in average spent on ... [Read more...]

This post makes an attempt to depict the averages spent across the states towards their TV channel expenses for a big size country (USA). Though it has been developed using sample data belonging to a particular service provider; this post depicts its i... [Read more...]