Posts Tagged ‘ Advanced Analytics ’

Treasure Trove of R Scripts for Auto Classification, Chart Generation, Solr, Mongo, MySQL and Ton More

October 7, 2015
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In this repository hosted at github, the datadolph.in team is sharing all of the R codebase that it developed to analyze large quantities of data.datadolph.in team has benefited tremendously from fellow R bloggers and other open source communities and ...

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Simulating Map-Reduce in R for Big Data Analysis Using Flights Data

June 14, 2013
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We are constantly crunching through large amounts of data and designing unique and innovative ways to process large datasets on a single node and use distributed computing only when single node computing becomes time consuming and less effici...

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Pull Yahoo Finance Key-Statistics Instantaneously Using XML and XPath in R

October 29, 2012
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Pull Yahoo Finance Key-Statistics Instantaneously Using XML and XPath in R

This two-part blog post I published a day ago required key-stats from Yahoo Finance for all the companies in the control group I created for my research.  I wanted all the key-stats pulled, arranged in a data-frame and then present them side-...

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If You are a R Developer, Then You Must Try SAP HANA for Free.

May 23, 2012
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This is a guest blog from Alvaro Tejada Galindo, my colleague and fellow R and SAP HANA enthusiast.  I am thankful to Alvaro for coming and posting on "AllThingsR".Are you an R developers? Have ever heard of SAP HANA? Would you like to test&n...

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Big Data, R and HANA: Analyze 200 Million Data Points and Later Visualize in HTML5 Using D3 – Part II

April 25, 2012
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Big Data, R and HANA: Analyze 200 Million Data Points and Later Visualize in HTML5 Using D3 – Part II

In my last blog, Big Data, R and SAP HANA: Analyze 200 Million Data Points and Later Visualize Using Google Maps, I analyzed historical airlines performance data set using R and SAP HANA and put the aggregated analysis on Google Maps.  Undoub...

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Big Data, R and HANA: Analyze 200 Million Data Points and Later Visualize Using Google Maps

April 11, 2012
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Big Data, R and HANA: Analyze 200 Million Data Points and Later Visualize Using Google Maps

Technologies: SAP HANA, R, HTML5, D3, Google Maps, JQuery and JSONFor this fun exercise, I analyzed more than 200 million data points using SAP HANA and R and then brought in the aggregated results in HTML5 using D3, JSON and Google Maps APIs.  Th...

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Tracking SFO Airport’s Performance Using R, HANA and D3

March 22, 2012
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Tracking SFO Airport’s Performance Using R, HANA and D3

This is my first introduction to D3 and I am simply blown away.  Mike Bostock (@mbostock), you are genius and thanks for creating D3!  With HANA, R, D3, HTML5 and iPad, and you got yourself a KILLER combo!I have been burning my midnight oil o...

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