Search Results for author: Alejandro H. Morales

Found 2 papers, 0 papers with code

Enumeration of max-pooling responses with generalized permutohedra

no code implementations29 Sep 2022 Laura Escobar, Patricio Gallardo, Javier González-Anaya, José L. González, Guido Montúfar, Alejandro H. Morales

We investigate the combinatorics of max-pooling layers, which are functions that downsample input arrays by taking the maximum over shifted windows of input coordinates, and which are commonly used in convolutional neural networks.

Refinements and Symmetries of the Morris identity for volumes of flow polytopes

no code implementations11 Feb 2021 Alejandro H. Morales, William Shi

The Chan-Robbins-Yuen (CRY) polytope is a flow polytope with normalized volume equal to the product of consecutive Catalan numbers.

Combinatorics 05A15, 05A19, 52B05, 52A38 (Primary), 05C20, 05C21, 52B11 (Secondary)

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