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Dimensionality reduction of SPD data based on Riemannian manifold tangent spaces and local affinity.
Wenxu Gao
Zhengming Ma
Chenkui Xiong
Ting Gao
Published in:
Appl. Intell. (2023)
Keyphrases
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data sets
dimensionality reduction
high dimensional data
riemannian manifolds
input space
data points
training data
data analysis
high dimensional
high dimensionality
euclidean space
feature extraction
low dimensional
vector space