Search Results for author: Francesca Medda

Found 5 papers, 1 papers with code

A machine learning approach to support decision in insider trading detection

no code implementations6 Dec 2022 Piero Mazzarisi, Adele Ravagnani, Paola Deriu, Fabrizio Lillo, Francesca Medda, Antonio Russo

The first one uses clustering to identify, in the vicinity of a price sensitive event such as a takeover bid, discontinuities in the trading activity of an investor with respect to his/her own past trading history and on the present trading activity of his/her peers.

How Covid mobility restrictions modified the population of investors in Italian stock markets

no code implementations30 Jul 2022 Paola Deriu, Fabrizio Lillo, Piero Mazzarisi, Francesca Medda, Adele Ravagnani, Antonio Russo

There are thus indications that the lockdown, and more generally the Covid pandemic, created a sort of regime change in the population of financial investors.

Information Extraction through AI techniques: The KIDs use case at CONSOB

no code implementations29 Jan 2022 Domenico Lembo, Alessandra Limosani, Francesca Medda, Alessandra Monaco, Federico Maria Scafoglieri

In this paper we report on the initial activities carried out within a collaboration between Consob and Sapienza University.

BIG-bench Machine Learning

A Baseline for Shapley Values in MLPs: from Missingness to Neutrality

1 code implementation8 Jun 2020 Cosimo Izzo, Aldo Lipani, Ramin Okhrati, Francesca Medda

Deep neural networks have gained momentum based on their accuracy, but their interpretability is often criticised.

Binary Classification

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