Sparse Coding and Autoencoders

Preprint English OPEN
Rangamani, Akshay; Mukherjee, Anirbit; Basu, Amitabh; Ganapathy, Tejaswini; Arora, Ashish; Chin, Sang; Tran, Trac D.;
(2017)
  • Subject: Mathematics - Optimization and Control | Statistics - Machine Learning | Computer Science - Learning

In "Dictionary Learning" one tries to recover incoherent matrices $A^* \in \mathbb{R}^{n \times h}$ (typically overcomplete and whose columns are assumed to be normalized) and sparse vectors $x^* \in \mathbb{R}^h$ with a small support of size $h^p$ for some $0 <p < 1$ w... View more
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