Moment bounds and concentration for sample covariance operators in Banach spaces

Series
Stochastics Seminar
Time
Thursday, September 11, 2014 - 3:05pm for 1 hour (actually 50 minutes)
Location
Skiles 006
Speaker
Vladimir Koltchinskii – School of Mathematics, Georgia Tech
Organizer
Christian Houdré
We will discuss sharp bounds on moments and concentration inequalities for the operator norm of deviations of sample covariance operators from the true covariance operator for i.i.d. Gaussian random variables in a separable Banach space. Based on a joint work with Karim Lounici.