36-462/36-662, Data Mining

Cosma Shalizi

Lecture 1, 26 August 2019 — Welcome to the course

Welcome!

Agenda for today

What is data mining?

What are we going to learn about

So many things!

Information retrieval

Dimension reduction

Information measures

Nearest neighbors

Clustering and Classifiers

Prediction and decision trees

Recommendation engines

Waste, fraud and abuse

Waste, fraud and abuse

Where did this come from?

Where did this really come from?