Publications by suresh kumar Gorakala

Control Structures Loops in R

27.02.2016

As part of Data Science tutorial Series in my previous post I posted on basic data types in R. I have kept the tutorial very simple so that beginners of R programming  may takeoff immediately. Please find the online R editor at the end of the post so that you can execute the code on the page itself.In this section we learn about control structur...

1855 sym R (2243 sym/9 pcs) 2 img

apply lapply rapply sapply functions in R

18.03.2016

As part of Data Science with R, this is third tutorial after basic data types,control structures in r.One of the issues with for loop is its memory consumption and its slowness in executing a repetitive task at hand. Often dealing with large data and iterating it, for loop is not advised. R provides many few alternatives to be applied on vectors ...

3253 sym Python (5517 sym/9 pcs) 4 img

apply lapply rapply sapply functions in R

18.03.2016

As part of Data Science with R, this is third tutorial after basic data types,control structures in r.One of the issues with for loop is its memory consumption and its slowness in executing a repetitive task at hand. Often dealing with large data and iterating it, for loop is not advised. R provides many few alternatives to be applied on vectors ...

2100 sym Python (4865 sym/7 pcs) 4 img

information retrieval document search using vector space model in R

04.11.2017

Introduction:In this post, we learn about building a basic search engine or document retrieval system using Vector space model. This use case is widely used in information retrieval systems. Given a set of documents and search term(s)/query we need to retrieve relevant documents that are similar to the search query. Problem statement:The probl...

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Getting Started with R

02.12.2017

Rstudio OverViewwe have 4 panes1) script pan – to write and save the programing script2) Console pane – where all the code will get executed3) Environment/history pane – displays all the variables created,functionsused with in the current session4) Helper pane – contains multiple tabs to install/display pacakges,view visualization plot...

8497 sym R (1346 sym/16 pcs) 4 img