Tag Archives for R

Low-rank matrix approximation with SVD – Part 2

In part-1 we have revising the internal workings of singular value decomposition.  Here in part 2 lets see the practical usage of SVD. All source code and corpus used in this excise can be found on my github-Account. Singular value decomposition (SVD) has a wide range of usage in the statistical study however it is more […]

Dynamic scoping rules

R uses Lexical scoping rules, unlike R many other languages use Dynamic scoping for assigning values to their free variables. Its good to know what is Dynamic scoping and how it is different from lexical scoping. So followed by my previous post on lexical scoping I took privilege to write a short post on dynamic […]

Lexical scoping rule in R

I am getting familiar in R and on this go I came across the concepts of lexical scoping rules in R functions. I had slightly difficult time in understanding the concepts as I came form a language that has dynamic scoping as a background. And below post (Lexical scoping rule in R) is a short […]

Word Cloud on Thirukural

Building word cloud isn’t that much scary until I know I could do this myself with some statistical packages provided in R. For this expedition I decided to build word cloud on Thirukural. Thirukural is one the finest master pieces in the Tamil literature works which is believed to written during the Tamil sangam period. […]

Mining Associations with Apriori using R – Part 2

Prologue: I have been working and practicing various skills and algorithms as a progress to show on my road-map to become as a matured data scientist. As a part of this expedition I have decided to document all those stuffs I am going through. So whatever you read under this column will be either a summary […]

Mining Associations with Apriori using R – Part 1

Prologue: I have been working and practicing various skills and algorithms as a progress to show on my road-map to become as a matured data scientist. As a part of this expedition I have decided to document all those stuffs I am going through. So whatever you read under this column will be either a summary […]