Looking for smart people 2015-11-04 I haven't mentioned what I'm currently up to. Earlier this year I left Spotify to join a small startup called Better. We're going after one of the biggest industries in the world that also turns out to be completely broken. Read more…
MCMC for marketing data 2015-10-31 The other day I was looking at marketing spend broken down by channel and wanted to compute some simple uncertainty estimates. I have data like this: <th> Total spend </th> <th> Transactions </th> Channel A <td> 2292. Read more…
Interview with a Data Scientist: Erik Bernhardsson 2015-10-28 I was featured in Peadar Coyle's interview series interviewing various “data scientists” – which is kind of arguable since (a) all the other ppl in that series are much cooler than me (b) I'm not really a data scientist. Read more…
Nearest neighbors and vector models – epilogue – curse of dimensionality 2015-10-20 This is another post based on my talk at NYC Machine Learning. The previous two parts covered most of the interesting parts, but there are still some topics left to be discussed. To go back and read the meaty stuff, check out Read more…
Nearest neighbors and vector models – part 2 – algorithms and data structures 2015-10-01 This is a blog post rewritten from a presentation at NYC Machine Learning on Sep 17. It covers a library called Annoy that I have built that helps you do nearest neighbor queries in high dimensional spaces. Read more…
Nearest neighbor methods and vector models – part 1 2015-09-24 This is a blog post rewritten from a presentation at NYC Machine Learning last week. It covers a library called Annoy that I have built that helps you do (approximate) nearest neighbor queries in high dimensional spaces. Read more…
Presentations about Spotify music recommendations 2015-09-22 A couple of people in my old team have been around talking about how Spotify does music recommendations and put together some quite good presentations. First one is Neville Li's presentation about Scala Data Pipelines @ Spotify: Read more…