Kejun Huang, Nicholas D. Sidiropoulos. Kullback-Leibler principal component for tensors is not NP-hard. In Michael B. Matthews, editor, 51st Asilomar Conference on Signals, Systems, and Computers, ACSSC 2017, Pacific Grove, CA, USA, October 29 - November 1, 2017. pages 693-697, IEEE, 2017. [doi]
Abstract is missing.