no code implementations • 6 Mar 2022 • Perla Mayo, Nantheera Anantrasirichai, Thanarat H. Chalidabhongse, Duangdao Palasuwan, Alin Achim
Automatic detection of parasitic eggs in microscopy images has the potential to increase the efficiency of human experts whilst also providing an objective assessment.
no code implementations • 8 Aug 2020 • Perla Mayo, Oktay Karakuş, Robin Holmes, Alin Achim
In representation learning, Convolutional Sparse Coding (CSC) enables unsupervised learning of features by jointly optimising both an \(\ell_2\)-norm fidelity term and a sparsity enforcing penalty.
1 code implementation • 27 Mar 2020 • Perla Mayo, Robin Holmes, Alin Achim
The Cauchy distribution is known to be able to capture heavy-tails in the data, which are linked to sparse processes.
Image and Video Processing
3 code implementations • 10 Mar 2020 • Oktay Karakus, Perla Mayo, Alin Achim
In this paper, we propose a proximal splitting methodology with a non-convex penalty function based on the heavy-tailed Cauchy distribution.