884 search results for "SQL"

R Basics at Simple Talk

March 5, 2015
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R Basics at Simple Talk

News that Microsoft will acquire Revolution Analytics has raised interest about R among SQL Server and .NET developers and administrators.  Simple-Talk is an online technical journal and hub for a community of such users.  I just wrote a...

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Very gentle resource for speeding up R code

March 5, 2015
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Very gentle resource for speeding up R code

Nathan Uyttendaele has written a great beginner’s guide to speeding up your R code. Abstract: Most calculations performed by the average R user are unremarkable in the sense that nowadays, any computer can crush the related code in a matter … Continue reading →

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Playing around with #rstats twitter data

Playing around with #rstats twitter data

As a bit of weekend fun, I decided to briefly look into the #rstats twitter data that Stephen Turner collected and made available (thanks!). Essentially, this data set contains some basic information about over 100,000 tweets that contain the hashtag… Continue reading →

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Scalable Machine Learning for Big Data Using R and H2O

February 28, 2015
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Part I Part II H2O is an open source parallel processing engine for machine learning on Big Data. This prediction engine is designed by, h20, a Mountain View-based startup that has implemented a number of impressive statistical and machine learning algorithms to run on HDFS, S3, SQL and NoSQL. We were honored to have Tom Kraljevic (Vice President of...

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Adobe Sitecatalyst API and R: integrate reports with the SAINT classification file

February 26, 2015
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Adobe Sitecatalyst API and R: integrate reports with the SAINT classification file

From original post @ http://analyticsblog.mecglobal.it/

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The United States In Two Words

February 20, 2015
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The United States In Two Words

Sweet home Alabama, Where the skies are so blue; Sweet home Alabama, Lord, I’m coming home to you (Sweet home Alabama, Lynyrd Skynyrd) This is the second post I write to show the abilities of twitteR package and also the second post I write for KDnuggets. In this case my goal is to have an insight of … Continue reading...

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Part 1: Introduction

February 14, 2015
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Introducing shinyData (v0.1.1)

February 13, 2015
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Introducing shinyData (v0.1.1)

shinyData is an easy to use tool for interactive data analysis, visualization and presentation. It leverages the power of R and its vast collection of packages to allow users to efficiently perform common data tasks, such as slicing and dicing, aggregation, visualization and more (usually referred to as “business intelligence”). Almost no knowledge of R … Continue reading...

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Eight New Ideas From Data Visualization Experts

February 12, 2015
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Eight New Ideas From Data Visualization Experts

This post summarizes and visualizes eight key ideas we’ve heard from data visualization experts. Check out our first Case Study to learn more about using Plotly Enterprise on-premise, on your servers. To get started on free online graphing like in this post, check out our tutorials. Make Interactive Graphs Pictures of graphs in PowerPoints, dashboards, and emails can...

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Code as Magic, and the Vernacular of Data Wrangling Verbs

February 11, 2015
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Code as Magic, and the Vernacular of Data Wrangling Verbs

It’s been some time now since I drafted most of my early unit contributions to the TM351 Data management and analysis course. Part of the point (for me) in drafting that material was to find out what sorts of thing we actually wanted to say and help identify the sorts of abstractions we wanted to

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