Search Results for author: Luca Falorsi

Found 7 papers, 3 papers with code

Adaptive behavior with stable synapses

no code implementations10 Apr 2024 Cristiano Capone, Luca Falorsi, Maurizio Mattia

However, such rapid changes are not coherent with the timescales of synaptic plasticity, suggesting that the mechanism responsible for that could be a dynamical network reconfiguration.

In-Context Learning

Continuous normalizing flows on manifolds

no code implementations14 Mar 2021 Luca Falorsi

Normalizing flows are a powerful technique for obtaining reparameterizable samples from complex multimodal distributions.

Neural Ordinary Differential Equations on Manifolds

no code implementations11 Jun 2020 Luca Falorsi, Patrick Forré

Normalizing flows are a powerful technique for obtaining reparameterizable samples from complex multimodal distributions.

Reparameterizing Distributions on Lie Groups

1 code implementation7 Mar 2019 Luca Falorsi, Pim de Haan, Tim R. Davidson, Patrick Forré

Unfortunately, this research has primarily focused on distributions defined in Euclidean space, ruling out the usage of one of the most influential class of spaces with non-trivial topologies: Lie groups.

Pose Estimation

Topological Constraints on Homeomorphic Auto-Encoding

no code implementations27 Dec 2018 Pim de Haan, Luca Falorsi

When doing representation learning on data that lives on a known non-trivial manifold embedded in high dimensional space, it is natural to desire the encoder to be homeomorphic when restricted to the manifold, so that it is bijective and continuous with a continuous inverse.

Representation Learning

Explorations in Homeomorphic Variational Auto-Encoding

1 code implementation12 Jul 2018 Luca Falorsi, Pim de Haan, Tim R. Davidson, Nicola De Cao, Maurice Weiler, Patrick Forré, Taco S. Cohen

Our experiments show that choosing manifold-valued latent variables that match the topology of the latent data manifold, is crucial to preserve the topological structure and learn a well-behaved latent space.

Hyperspherical Variational Auto-Encoders

9 code implementations3 Apr 2018 Tim R. Davidson, Luca Falorsi, Nicola De Cao, Thomas Kipf, Jakub M. Tomczak

But although the default choice of a Gaussian distribution for both the prior and posterior represents a mathematically convenient distribution often leading to competitive results, we show that this parameterization fails to model data with a latent hyperspherical structure.

Link Prediction

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