allthingsr.blogspot.com
All Things R: June 2013
http://allthingsr.blogspot.com/2013_06_01_archive.html
Friday, June 14, 2013. Simulating Map-Reduce in R for Big Data Analysis Using Flights Data. 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 efficient. We are happy to share with the R community one such unique map-reduce like approach we designed in R for a single node to process flights data ( available here. Next, we ...
allthingsr.blogspot.com
All Things R: Simulating Map-Reduce in R for Big Data Analysis Using Flights Data
http://allthingsr.blogspot.com/2013/06/simulating-map-reduce-in-r-for-big-data.html
Friday, June 14, 2013. Simulating Map-Reduce in R for Big Data Analysis Using Flights Data. 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 efficient. We are happy to share with the R community one such unique map-reduce like approach we designed in R for a single node to process flights data ( available here. Next, we ...
allthingsr.blogspot.com
All Things R: November 2013
http://allthingsr.blogspot.com/2013_11_01_archive.html
Tuesday, November 19, 2013. R and Solr Integration Using Solr's REST APIs. The script has R functions for:. Querying Solr and returning matching docs. Posting a document to solr (taking a list and converting it to JSON before posting it). Deleting all indexes, deleting indexes for a certain document type and for a certain category within document type. Query a field for the text and return docs. QuerySolr - function(queryText, queryfield="all") {. Delete all indexes from solr server. Opts = list(postfiel...
ugurcandan.net
Combination of in-Memory R and SAP HANA: Complex Analytics at Speed of Tought | Ugur Candan
http://ugurcandan.net/cool/r-and-sap-hana
SAP Forum Ankara 2016 Digital Transformation Keynote. Moonshots for SAP - Where does S/4 HANA drive your company? Why Industry 4.0 Matters? Deep Learning : Where are we headed? Combination of in-Memory R and SAP HANA: Complex Analytics at Speed of Tought. SAP Forum Ankara 2016 Digital Transformation Keynote. Moonshots for SAP – Where does S/4 HANA drive your company? Why Industry 4.0 Matters? Deep Learning : Where are we headed? AvgDepDelay=round(mean(DepDelay, na.rm=TRUE), digits=2),. DistanceTravelled=...
allthingsr.blogspot.com
All Things R: May 2012
http://allthingsr.blogspot.com/2012_05_01_archive.html
Wednesday, May 23, 2012. If You are a R Developer, Then You Must Try SAP HANA for Free. This is a guest blog from. 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. SAP HANA for free? SAP HANA is an In-Memory Database Technology allowing developers to analyze big data in real-time. Why should this interest you? Want to know more about SAP HANA? No problem. Jus...
allthingsr.blogspot.com
All Things R: Big Data, R and HANA: Analyze 200 Million Data Points and Later Visualize in HTML5 Using D3 - Part II
http://allthingsr.blogspot.com/2012/04/big-data-r-and-hana-analyze-200-million_25.html
Wednesday, April 25, 2012. 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. View source to get D3 code). Click here to interact with this example. View source to get D3 code). It was hell of a fun playing with D3, R and HANA, good intellectual stimulation if nothing else! Happy Analyzing and remember possibilities are endless! Allairports ...
allthingsr.blogspot.com
All Things R: October 2012
http://allthingsr.blogspot.com/2012_10_01_archive.html
Monday, October 29, 2012. 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-by-side to form my opinions. Script to download key metrics for a set of stock tickers using the quantmod package. What metrics - yahooQF(c("Price/Sales",. After so...
allthingsr.blogspot.com
All Things R: March 2012
http://allthingsr.blogspot.com/2012_03_01_archive.html
Thursday, March 22, 2012. 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! As expected, December and January are two notorious months for flights delay. Have fun with the live example hosted in the Amazon cloud. Once again, my R code is very simple:. Depature Delay for SF Airport. PercentDelayedF...
allthingsr.blogspot.com
All Things R: R and Solr Integration Using Solr's REST APIs
http://allthingsr.blogspot.com/2013/11/r-and-solr-integration-using-solrs-rest.html
Tuesday, November 19, 2013. R and Solr Integration Using Solr's REST APIs. The script has R functions for:. Querying Solr and returning matching docs. Posting a document to solr (taking a list and converting it to JSON before posting it). Deleting all indexes, deleting indexes for a certain document type and for a certain category within document type. Query a field for the text and return docs. QuerySolr - function(queryText, queryfield="all") {. Delete all indexes from solr server. Opts = list(postfiel...