Defending Grey Attacks by Exploiting Wavelet Analysis in Collaborative Filtering Recommender Systems.

Published in: CoRR (2015)

Keyphrases

wavelet analysis
collaborative filtering recommender systems
ddos attacks
wavelet transform
multiresolution
recommender systems
low frequency
basis functions
factor analysis
gaussian function
mexican hat
feature detection
image analysis
high frequency
subband
preprocessing
personalized recommendation
scale space