Signature Activation: A Sparse Signal View for Holistic Saliency
J. Roberto Tello Ayala, Akl C. Fahed, Weiwei Pan, Eugene V. Pomerantsev, Patrick Thomas Ellinor, Anthony Philippakis, Finale Doshi-Velez
September, 2023
Abstract
Signature Activation introduces a sparse-signal perspective on saliency that aims to produce holistic explanations by identifying the most informative activation patterns driving model predictions.
Publication
arXiv e-prints

Fourth-year PhD Candidate in Applied Mathematics
I develop interpretable model architectures for healthcare and other high-stakes applications.