Kullback-Leibler Principal Component for Tensors is not NP-hard.

Kejun Huang Nicholas D. Sidiropoulos

Published in: CoRR (2017)

Keyphrases

principal components
kullback leibler
np hard
distance measure
kl divergence
kullback leibler divergence
cross entropy
principal component analysis
dimensionality reduction
optimal solution
lower bound
worst case
diffusion tensor
covariance matrix
feature set
data sets
information theory
image processing