Abigail's chart Abigail firmly believes in charts. She always takes a few minutes to plot and support her story with compelling visuals....

Model Representation I Let's examine how we will represent a hypothesis function using neural networks. At a very simple level, neurons...

Covariance Introduction: Covariance is a measure of how changes in one variable are associated with changes in a second variable....

L is very intelligent, though his disheveled and languid appearance masks his great powers of deduction and many question his abilities...