HoroPCA: Hyperbolic Dimensionality Reduction via Horospherical Projections
Ines Chami * 1 Albert Gu * 1 Dat Nguyen * 1 Christopher Re 1
Abstract neighbor search (Krauthgamer & Lee, 2006; Wu & Charikar,
2020), hierarchical clustering (Monath et al., 2019; Chami
This paper studies Principal Component Anal-
et al., 2020a), or dimensionality reduction which is the focus
ysis (PCA) ...
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