1092 search results for "how to import image file to r"

Analyzing Your Data on the AWS Cloud (with R)

July 22, 2013
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Analyzing Your Data on the AWS Cloud (with R)

Guest post by Jonathan Rosenblatt Disclaimer: This post is not intended to be a comprehensive review, but more of a “getting started guide”. If I did not mention an important tool or package I apologize, and invite readers to contribute in the comments. …Read more »

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Connect R with Myrrix – Mahout & Cloudera’s real-time, scalable recommender system

Connect R with Myrrix – Mahout & Cloudera’s real-time, scalable recommender system

(This article was first published on BNOSAC - Belgium Network of Open Source Analytical Consultants, and kindly contributed to R-bloggers) Myrrix is probably more known by java developers and users of Mahout than R users. This is because most of the times java and R developers live in a different community.  If you go to the website of Myrrix...

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Advanced sab-R-metrics: Parallelization with the ‘mgcv’ Package

July 18, 2013
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Advanced sab-R-metrics: Parallelization with the ‘mgcv’ Package

Carson Sievert (creator of the really neat pitchRx package) and Steamer Projections posed a question about reasonable run times of the mgcv package on large data in R yesterday, and promised my Pitch F/X friends I would post here with a quick tip on sp...

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Simple and Advanced Time series with Oracle R Enterprise

July 18, 2013
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Simple and Advanced Time series with Oracle R Enterprise

v\:* {behavior:url(#default#VML);} o\:* {behavior:url(#default#VML);} w\:* {behavior:url(#default#VML);} .shape {behavior:url(#default#VML);} This guest post from Marcos Arancibia describes how to use Oracle R Enterprise to analyze Time Series data. In this article, we give an overview of how to use Time Series Analysis against data stored in Oracle Database, using the Embedded R Execution capability to send time series computations to...

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Deepen your R experience with Rcpp

July 17, 2013
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Deepen your R experience with Rcpp

by Joseph Rickert It is very likely that even a very casual observer what is happening in the world of R these past few months would have come across some mention of Rcpp, the R package that greatly facilitates R and C++ integration. Rcpp is hot! Over 130 R packages now depend on Rcpp and it is likely to...

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Getting Started with Reproducible Research: A chapter from my new book

July 15, 2013
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Getting Started with Reproducible Research: A chapter from my new book

(This article was first published on Christopher Gandrud (간드루드 크리스토파), and kindly contributed to R-bloggers) This is an abridged excerpt from Chapter 2 of my new book Reproducible Research with R and RStudio. It’s published by Chapman & Hall/CRC Press. You can purchase it on Amazon. “Search inside this book” includes a complete table of contents. Researchers often start...

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Interestingly: the sentence adverbs of PubMed Central

July 15, 2013
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Interestingly: the sentence adverbs of PubMed Central

Scientific writing – by which I mean journal articles – is a strange business, full of arcane rules and conventions with origins that no-one remembers but to which everyone adheres. I’ve always been amused by one particular convention: the sentence adverb. Used with a comma to make a point at the start of a sentence,

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analyze the surveillance epidemiology and end results (seer) with r and monetdb

July 15, 2013
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the surveillance epidemiology and end results program is the aggregation of all cancer registry statistics in the united states.  created by congressional decree, seer has captured a nationally-representative quarter of american cancer incidence s...

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useR 2013 was a blast!

July 14, 2013
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useR 2013 was a blast!

I had a great time at useR 2013 in Albacete, Spain. The food was great, the people were fun and the weather was hot. A pleasant surprise was that I won the useR data analysis contest with my submission “Modeling Match Results in La Liga Using a Hierarchical Bayesian Poisson Model.” It was a fun exercise modeling football...

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Popularity bigdata / large data packages in R and ffbase useR presentation

Popularity bigdata / large data packages in R and ffbase useR presentation

(This article was first published on BNOSAC - Belgium Network of Open Source Analytical Consultants, and kindly contributed to R-bloggers) A few weeks ago, Rstudio released it's download logs, showing who downloaded R packages through their CRAN mirror. More info: http://blog.rstudio.org/2013/06/10/rstudio-cran-mirror/ This is very nice information and it can be used to show the popularity of packages with R, which has...

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