Aggregation by exponential weighting, sharp PAC-Bayesian bounds and sparsity.

Arnak S. Dalalyan Alexandre B. Tsybakov

Published in: Mach. Learn. (2008)

Keyphrases

pac bayesian
distribution free
generalization bounds
data dependent
high dimensional
error bounds
rademacher complexity
normal distribution
sparse representation
large deviations
learning problems
generalization ability
statistical learning theory