Search Results for author: Andrea Duggento

Found 6 papers, 2 papers with code

Beyond Multilayer Perceptrons: Investigating Complex Topologies in Neural Networks

no code implementations31 Mar 2023 Tommaso Boccato, Matteo Ferrante, Andrea Duggento, Nicola Toschi

Our study sheds light on the potential of complex topologies for enhancing the performance of ANNs and provides a foundation for future research exploring the interplay between multiple topological attributes and their impact on model performance.

Attribute

Multimodal and multicontrast image fusion via deep generative models

no code implementations28 Mar 2023 Giovanna Maria Dimitri, Simeon Spasov, Andrea Duggento, Luca Passamonti, Pietro Li`o, Nicola Toschi

As proof of concept, we test our architecture on the well characterized Human Connectome Project database demonstrating that our latent embeddings can be clustered into easily separable subject strata which, in turn, map to different phenotypical information which was not included in the embedding creation process.

Dimensionality Reduction

VAESim: A probabilistic approach for self-supervised prototype discovery

1 code implementation25 Sep 2022 Matteo Ferrante, Tommaso Boccato, Simeon Spasov, Andrea Duggento, Nicola Toschi

Then, we reconstruct the sample based on a similarity measure between the sample embedding and the prototypical vectors of the clusters.

Contrastive learning for unsupervised medical image clustering and reconstruction

no code implementations24 Sep 2022 Matteo Ferrante, Tommaso Boccato, Simeon Spasov, Andrea Duggento, Nicola Toschi

The lack of large labeled medical imaging datasets, along with significant inter-individual variability compared to clinically established disease classes, poses significant challenges in exploiting medical imaging information in a precision medicine paradigm, where in principle dense patient-specific data can be employed to formulate individual predictions and/or stratify patients into finer-grained groups which may follow more homogeneous trajectories and therefore empower clinical trials.

Clustering Contrastive Learning +3

4Ward: a Relayering Strategy for Efficient Training of Arbitrarily Complex Directed Acyclic Graphs

1 code implementation5 Sep 2022 Tommaso Boccato, Matteo Ferrante, Andrea Duggento, Nicola Toschi

Thanks to their ease of implementation, multilayer perceptrons (MLPs) have become ubiquitous in deep learning applications.

An intertwined neural network model for EEG classification in brain-computer interfaces

no code implementations4 Aug 2022 Andrea Duggento, Mario De Lorenzo, Stefano Bargione, Allegra Conti, Vincenzo Catrambone, Gaetano Valenza, Nicola Toschi

In this paper, we present a deep neural network architecture specifically engineered to a) provide state-of-the-art performance in multiclass motor imagery classification and b) remain robust to preprocessing to enable real-time processing of raw data as it streams from EEG and BCI equipment.

Denoising EEG +1

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