p-value.info

I was recently interviewed for Data Science Weekly in a post entitled Data Science & Online Retail - At Warby Parker and Beyond: Carl...

I meet a lot of aspiring data scientists, people starting out who are often switching from academia or finance. They are all keen-eyed and ...

I love the NYC data scene. It is vibrant, healthy and welcoming. Eight months ago I left San Francisco and moved to New York. I had come v...

On Friday, Warby Parker 's Director of Consumer Insights approached me with some data. They had sent out a survey one question of which ...

In an interesting thought experiment , Mike Loukides and Q Ethan McCallum asked the question  " If you’re looking at an org...

Something that I've been thinking a lot about recently is how do you create a data-driven organization? A lot of companies play lip se...

In this post I cover 2 edge cases of cosine similarity with tf*idf weights that fail, i.e. that don't provide the cosine similarity va...