501 search results for "hadoop"

In case you missed it: September 2014 Roundup

October 8, 2014
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In case you missed them, here are some articles from September of particular interest to R users. Norm Matloff argues that T-tests shouldn't be part of the Statistics curriculum and questions the "star system" for p-values in R. A nice video introduction to the dplyr package and the %>% operator, presented by Kevin Markham. An animation of police militarization...

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Moving Beyond CTR: Better Recommendations Through Human Evaluation

October 6, 2014
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Moving Beyond CTR: Better Recommendations Through Human Evaluation

Imagine you're building a recommendation algorithm for your new online site. How do you measure its quality, to make sure that it's sending users relevant and personalized content? Click-through rate may be your initial hope…but after a bit of thought, it's not clear that it's the best metric after all. Take Google's search engine. In many cases, improving the quality...

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R and Data Science Webinar

October 2, 2014
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by Joseph Rickert Recently, I had the opportunity to present a webinar on R and Data Science. The challenge with attempting this sort of thing is to say something interesting that does justice to the subject while being suitable for an audience that may include both experienced R users and curious beginners. The approach I settled on had three...

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Data Science Toolbox Survey Results… Surprise! R and Python win

September 24, 2014
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Data Science Toolbox Survey Results… Surprise! R and Python win

This is a re-publication of a blog post from a blog I created not long before...

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Build Predictive Model on Big data: Using R and MySQL Part-1

September 21, 2014
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Build Predictive Model on Big data: Using R and MySQL Part-1

Wellcome to the series blog posts. Since long time, I am writing post on Machine learning with R. Today I am gonna discuss on big data problem while fitting machine learning on it and its solution using MySQL and R. Before we jump directly to solution, let us discuss about big data little bit. (You The post Build...

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R at Conferences this Fall

September 11, 2014
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by Joseph Rickert The days are getting shorter here in California and the summer R conferences UseR!2014 and JSM are behind us, but there are still some very fine conferences for R users to look forward to before the year ends. DataWeek starts in San Francisco on September 15th. I will be conducting a bootcamp for new R users,...

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Visualizing Website Pathing With Sankey Charts

September 10, 2014
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Visualizing Website Pathing With Sankey Charts

In my prior post on visualizing website structure using network graphs, I referenced that network graphs showed the pairwise relationships between two pages (in a bi-directional manner). However, if you want to analyze how your visitors are pathing through your site, you can visualize your data using a Sankey chart. Visualizing Single Page-to-Next Page Pathing Related posts:

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Hortonworks Seminar Series: The Modern Data Architecture

September 3, 2014
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As more companies explore the benefits that Hadoop may provide, the opportunities to better understand the technology are myriad and unequal. As a provider of in-Hadoop analytics, Revolution Analytics is participating in the coming Hortonworks seminar series. We will be on site to discuss how to deploy R-based analytics within Hadoop clusters using Revolution R Enterprise. The seminar series...

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David Smith, the useR! 2014 Interview

August 25, 2014
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David Smith, the useR! 2014 Interview

“At one point, the only source for daily R news was David Smith’s blog.” —...

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jpmml and R (Free Webinar)

July 28, 2014
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jpmml and R (Free Webinar)

This free, global webinar will provide an introduction to jpmml, the world’s leading open-source PMML scoring engine currently being utilized by companies such as Airbnb to rapidly deploy predictive models into production. Webinar Format: – What is PMML? – Building … Continue reading →

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