Blog Archives

It Costs Money to Get It Right

October 9, 2017
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On the latest episode of Not So Standard Deviations I talked with Hilary about Apple’s efforts to train machine learning algorithms in their Face ID technology in the iPhone X. The gist of Face ID is that it recognizes your face using a mathema...

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Creating an expository graph for a talk

October 2, 2017
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Creating an expository graph for a talk

I’m co-teaching a data science class at Johns Hopkins with John Muschelli. I gave the lectures on EDA and he just gave a lecture on how to create an “expository graph”. When we teach the class an exploratory graph is the kind of graph you make fo...

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Recording Podcasts with a Remote Co-Host

September 20, 2017
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Recording Podcasts with a Remote Co-Host

I previously wrote about my editing workflow for podcasts and I thought I’d follow up with some details on how I record both Not So Standard Deviations and The Effort Report. This post is again going to be a bit Mac-specific because, well, that...

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Editing Podcasts with Logic Pro X

September 18, 2017
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Editing Podcasts with Logic Pro X

I thought I’d write a brief description of how I edit podcasts using Logic Pro X because when I was first getting into podcasts, I didn’t find a lot of useful stuff out there. A lot of it was YouTube videos of advanced editing or very bas...

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Specialization and Communication in Data Science

September 11, 2017
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I have been interested for a while now in how data scientists can better communicate data analysis activities to each other and to people outside the field. I believe that our current methods are inadequate because they have mostly been borrowed from...

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Moon Shots Cost More Than You Think

September 7, 2017
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In a deeply reported article, Casey Ross and Ike Swetlitz report that IBM’s Watson isn’t living up to its hype when it comes to cancer care: The interviews suggest that IBM, in its rush to bolster flagging revenue, unleashed a product wit...

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Deep Dive – Y. Ogata’s Residual Analysis for Point Processes

September 4, 2017
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For a long time now—actually ever since we started the blog—I’ve wanted to do a series of deep dives into specific papers that I thought were great. Clearly, it’s taken a bit longer than I expected, but I figure better late th...

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Data Science on a Chromebook

August 29, 2017
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About nine months ago I announced that I was attempting a Chromebook experiment for the 2nd time. At first I thought it was going to be a short term experiment just to see if it was possible to function with only a Chromebook. But in an interesting twi...

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Simple Queue Package for R

August 28, 2017
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I recently coded up a simple package that implements a file-based queue abstract data type. This package was needed for a different package that I’m working on involving parallel processing (more on that in the near future). Actually, this othe packa...

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Code for my educational gifs

August 8, 2017
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Code for my educational gifs

During preparation for class I sometimes think up of animations that will explain the concept I am teaching. I sometimes share the resulting animations on social media via @rafalab. John Storey recently asked if the source code is publicly available. B...

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