Announcement

• Quiz today. In class, 10 min, closed book.

• My office hours next week. Wed @ 10-12, 1-3. No OH on Monday.

• Course evaluation. https://my.ucla.edu

Last time

• MM example: Netflix problem and matrix completion.

• Quasi-Newton.

• HW4.

• CG.

Today

• CG, PCG.

• Convex optimization.

• Concluding remarks.