Blog Archives

Featurizing images: the shallow end of deep learning

September 27, 2017
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Featurizing images: the shallow end of deep learning

by Bob Horton and Vanja Paunic, Microsoft AI and Research Data Group Training deep learning models from scratch requires large data sets and significant computational reources. Using pre-trained deep neural network models to extract relevant features from images allows us to build classifiers using standard machine learning approaches that work well for relatively small data sets. In this context,...

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Meet the new Microsoft R Server: Microsoft ML Server 9.2

September 26, 2017
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Microsoft R Server has received a new name and a major update: Microsoft ML Server 9.2 is now available. ML Server provides a scalable production platform for R — and now Python — programs. The basic idea is that a local client can push R or Python code and have it operationalized on the remote server. ML Server is...

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News Roundup from Microsoft Ignite

September 25, 2017
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It's been a big day for the team here at Microsoft, with a flurry of announcements from the Ignite conference in Orlando. We'll provide more in-depth details in the coming days and weeks, but for now here's a brief roundup of the news related to data science: Microsoft ML Server 9.2 is now available. This is the new name...

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Tutorial: Launch a Spark and R cluster with HDInsight

September 22, 2017
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If you'd like to get started using R with Spark, you'll need to set up a Spark cluster and install R and all the other necessary software on the nodes. A really easy way to achieve that is to launch an HDInsight cluster on Azure, which is just a managed Spark cluster with some useful extra components. You'll just...

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Pirating Pirate Data for Pirate Day

September 21, 2017
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Pirating Pirate Data for Pirate Day

This past Tuesday was Talk Like A Pirate Date, the unofficial holiday of R (aRRR!) users worldwide. In recognition of the day, Bob Rudis used R to create this map of worldwide piracy incidents from 2013 to 2017. The post provides a useful and practical example of extracting data from a website without an API, otherwise known as "scraping"...

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Preview: ALTREP promises to bring major performance improvements to R

September 20, 2017
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Changes are coming to the internals of the R engine which promise to improve performance and reduce memory use, with dramatic impacts in some circumstances. The changes were first proposed by Gabe Becker at the DSC Conference in 2016 (and updated in 2017), and the implementation by Luke Tierney and Gabe Becker is now making its way into the...

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Hurricane Irma’s rains, visualized with R

September 19, 2017
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The USGS has followed up their visualization of Hurricane Harvey rainfalls with an updated version of the animation, this time showing the rain and flooding from Hurricane Irma in Florida: Another #rstats #dataviz! Precip and #flooding from #HurricaneIrma ? #opensource code: https://t.co/rpocPQe7zR #openscience pic.twitter.com/rGX1SNiYEM — USGS R Community (@USGS_R) September 15, 2017 This iteration improves the Harvey version by...

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Recap: Applications of R at EARL London 2017

September 18, 2017
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The fourth EARL London conference took place last week, and once again it was an enjoyable and informative showcase of practical applications of R. Kudos to the team from Mango for hosting a great event featuring interesting talks and a friendly crowd. As always, there were more talks on offer than I was able to attend (most of the...

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Microsoft R Open 3.4.1 now available

September 15, 2017
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Microsoft R Open (MRO), Microsoft's enhanced distribution of open source R, has been upgraded to version 3.4.1 and is now available for download for Windows, Mac, and Linux. This update upgrades the R language engine to R 3.4.1 and updates the bundled packages. MRO is 100% compatible with all R packages. MRO 3.4.1 points to a fixed CRAN snapshot...

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Working with data frames in SQL Server R Services

September 14, 2017
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Most R users are quite familiar with data frames: the data.frame is the fundamental object type for working with columnar data in R. But for SQL Server users, the data frame is an important concept to understand, since it will be the main object type in R used to store data from SQL tables. This guide to working with...

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