no code implementations • 9 May 2023 • R. Fioresi, F. Zanchetta
In this expository paper we want to give a brief introduction, with few key references for further reading, to the inner functioning of the new and successfull algorithms of Deep Learning and Geometric Deep Learning with a focus on Graph Neural Networks.
no code implementations • 15 Feb 2022 • R. Fioresi, J. Petkovic
We present a simple mathematical model for the mammalian low visual pathway, taking into account its key elements: retina, lateral geniculate nucleus (LGN), primary visual cortex (V1).
no code implementations • 27 Oct 2019 • R. Fioresi, P. Chaudhari, S. Soatto
Stochastic gradient descent (SGD) is a key ingredient in the training of deep neural networks and yet its geometrical significance appears elusive.