Weekly summary 4-2-16

• LCC project
• read Ch. 2 of SoS.
• understood [Bar13].
• sketched a generalization of [Bar13] with Gopi, came up with plan for proving lower bounds
• glanced at random matrix theory (Tropp) - follow up
• Zeev mentioned link to Kolmogorov width - follow up
• Talks by Ankur Moitra, Joel Tropp (PACM).
• Simons meeting, Igor Shinkar, Subhash Khot
• ML
• understood max-entropy distributions
• understood Fisher info, Cramer-Rao, asymptotic normality.
• understood [AGM14].
• read “Provable algorithms for inference in topic models.”
• Sanjeev gave ideas on NMF.

Chapter 2