Category AI

How to do backpropagation in Numpy

I have adapted an example neural net written in Python to illustrate how the back-propagation algorithm works on a small toy example. My modifications include printing, a learning rate and using the leaky ReLU activation function instead of sigmoid. import…

No one in ad tech needs to know your name

I work in the ad tech industry, which means that I track people online for a living. Mainly, I do it because the industry has interesting computer science problems and because the job pays well. I will not defend ad…

How long is a year?

How to find out how long a year is on Earth by only analyzing text? This approach is lifted straight from an excellent and very inspiring talk by Peter Norvig. 1) Go to www.google.com/trends/ 2) Type in the word “Icecream”…