SPD Data Dictionary Learning Based on Kernel Learning and Riemannian Metric.

Rixin Zhuang Zhengming Ma Weijia Feng Yuanping Lin

Published in: IEEE Access (2020)

Keyphrases

data sets
dictionary learning
kernel learning
training data
object recognition
data analysis
prior knowledge
small number
input data
data points
covariance matrices
sparse coding
learning tasks
missing data
semi supervised
probabilistic model
pairwise
support vector
image processing