An Efficient Orthonormalization-Free Approach for Sparse Dictionary Learning and Dual Principal Component Pursuit

Sparse dictionary learning (SDL) is a classic representation learning method and has been widely used in data analysis. Recently, the <inline-formula> <math display="inline"> <semantics> <msub> <mo>ℓ</mo> <mi>m</mi> </msub> </semanti...

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Bibliographic Details
Main Authors: Xiaoyin Hu, Xin Liu
Format: Article
Language:English
Published: MDPI AG 2020-05-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/20/11/3041