Articles by Pradeep Mavuluri

Forecast Stability Guidance for Model Selection

October 2, 2019 | Pradeep Mavuluri

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

October 1, 2019 | Pradeep Mavuluri

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...]

Tips for R to Python and Vice-Versa seamlessly

March 31, 2019 | Pradeep Mavuluri

When we TATVA AI visit our clients, often both data scientists and higher management ask us, how we deal with both  Python and R simultaneously for client requests; as there is no universal preference among clients. Though solution is not straight forward, however, I suggest to exploit common libraries for ...
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Data Summary in One Go

July 3, 2018 | Pradeep Mavuluri

Data Description R CodeThis function and package is long pending for publishing from my side, this time expecting soon to put as package for quick usage, before that thought releasing it for feedback.Below function provides R code for getting data des...
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Big Data Insights – IT Support Log Analysis

December 16, 2015 | Pradeep Mavuluri

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...]

Average Expenses for TV across states of USA

November 30, 2015 | Pradeep Mavuluri

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...]

"R" in Top 20 of TIOBE Index

September 14, 2015 | Pradeep Mavuluri

Dear R programmers,In this May (2015), our favorite "R" almost came to 12th position in the popular TIOBE Programming Community Index (TIOBE Index), however, it is experienced some volatility after that and couldn't move further to top 10. Currently, it holds 19th rank (for this month); wishing it retains its position ... [Read more...]
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