Linear Digressions

Linear regression is a great tool if you want to make predictions about the mean value that an outcome will have given c... Read more

This is a re-release of an episode that originally aired on April 1, 2018If you've done image recognition or computer vi... Read more

If you've been in data science for more than a year or two, chances are you've noticed changes in the field as it's grow... Read more

There's a lot of great machine learning papers coming out every day--and, if we're being honest, some papers that are no... Read more

If you're a data scientist at a firm that does a lot of software building, chances are good that you've seen or heard en... Read more

Come get a little "out there" with us this week, as we use a meta-study of extrasensory perception (or ESP, often used i... Read more

The Fourier transform is one of the handiest tools in signal processing for dealing with periodic time series data. Usin... Read more

How many data scientists are there, where do they live, where do they work, what kind of tools do they use, and how do t... Read more

Imagine a language that is mostly spoken rather than written, contains many words in other languages, and has relatively... Read more

Machine learning algorithms can be black boxes--inputs go in, outputs come out, and what happens in the middle is anybod... Read more

The reason that neural nets are taking over the world right now is because they can be efficiently trained with the back... Read more

Ever found yourself wasting time reading online comments from trolls? Of course you have; we've all been there (it's 4 ... Read more

This week: everybody's favorite WWII-era classifier metric! But it's not just for winning wars, it's a fantastic go-to ... Read more

The power of finely-grained, individual-level data comes with a drawback: it compromises the privacy of potentially anyo... Read more

Not to oversell it, but the student's t-test has got to have the most interesting history of any statistical test. Whic... Read more

Advances in neural networks are moving fast enough that, even though it seems like we talk about them all the time aroun... Read more

It's storytime this week--the story, from beginning to end, of how Katie designed and built the main project for Udacity... Read more

If you’re a data scientist, you know how important it is to keep your data orderly, clean, moving smoothly between diffe... Read more

We often hear from folks wondering what advice we can give them as they search for their first job in data science. What... Read more

Originally release June 2016This episode is for all you (us) traffic nerds--we're talking about the hidden structure und... Read more