Stats 5: Seminar in Data Science: Winter 2018 Seminar Topic: Machine Learning Speaker: Professor Padhraic Smyth, Computer Science Date: January 16th 2017 Your First Name: Your Last Name: By submitting this form you are verifying that you attended this lecture on the date above. 1. In 1 or 2 sentences briefly describe the difference between supervised and unsupervised learning 2. What is the basic idea behind the gradient descent algorithm?