Machine Learning

Machine Learning Blogs

Slowing things down

July 28, 2015
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Slowing things down

Who doesn't love a good top 10 list? They're short, easy to read, and for the sake of us not having to think too hard, have already decided the answer for us. A favorite top 10 genre of mine is the top 10 cities list. We've all seen them...

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What’s in a Combine?

February 18, 2015
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What’s in a Combine?

Since 1985, the NFL Combine has taken place in late February, a few weeks after the big game. This year it began on February 17th. The Combine is a place where NFL executives conduct a multi-day interview to determine who they will ...

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From Markdown to LaTeX output using RMarkdown.

January 28, 2015
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From Markdown to LaTeX output using RMarkdown.

I’ve been working on the ggRandomForests vignettes pretty consistently now. I’m writing the randomForestSRC-Survival vignette in LaTeX with the knitr vignette engine. I wrote the the randomForestSRC-Regression vignette in markdown. I’ve decided to upload the Regression vignette to arXiv for… Continue reading →

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Testing, testing, testing!

January 8, 2015
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Testing, testing, testing!

R testthat unit tests with GitHub, Travis-CI continuous integration and the covr package for Coveralls code coverage. I’ve been working pretty hard on getting the ggRandomForests package wrapped up so I can work on some other projects that have as… Continue reading →

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Another release day: ggRandomForests V1.1.3

January 8, 2015
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Another release day: ggRandomForests V1.1.3

Continuing progress with the vignettes mean bug fixes in the code. Plus I’m presenting the regression random forest vignette to the stats group here tomorrow. http://cran.r-project.org/web/packages/ggRandomForests/index.html I’ve got another blog post percolating that will detail the biggest change in this… Continue reading →

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Christmas release: ggRandomForests V1.1.2

December 28, 2014
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Christmas release: ggRandomForests V1.1.2

I’ve posted a new release of the ggRandomForests: Visually Exploring Random Forests to CRAN at (http://cran.r-project.org/package=ggRandomForests) The biggest news is the inclusion of some holiday reading – a ggRandomForests package vignette! ggRandomForests: Visually Exploring a Random Forest for Regression The vignette… Continue reading →

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Are you hardcore?

December 27, 2014
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Are you hardcore?

I love bicycling. While I could write a whole manifesto about why bike riding is badass, today I'll focus on one key aspect: my commute. I get from home (Prospect Heights) to work (Soho) in 20-22 minutes, depending on how good I feel. Compare that...

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ggRandomForests: Visually Exploring random forests. V1.1.1 release.

December 13, 2014
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ggRandomForests: Visually Exploring random forests. V1.1.1 release.

Release early and often. http://cran.r-project.org/web/packages/ggRandomForests/index.html I may have been aggressive numbering the first CRAN release at v1.0, but there’s no going back now. The design of the feature set is complete even if the code has some catching up to… Continue reading →

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Look! It’s your data!

December 10, 2014
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Look! It’s your data!

If a picture is worth a thousand words, then how many tables are a single visualization worth? Exploratory data analysis is a great way to see what is and is not in your dataset. I work in a hospital research… Continue reading →

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What does it take to win a major?

September 12, 2014
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What does it take to win a major?

Prior to his epic collapse in the semis, I went to the US Open to see the G.O.A.T put on a clinic against the world's #17. In between sets, they showed a graphic on the jumbotron of each player's stats: first serve %, nets points won, unforced errors, ...

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