Search Results for author: Alejandro Correa Bahnsen

Found 3 papers, 1 papers with code

Privacy-Preserving Machine Learning for Collaborative Data Sharing via Auto-encoder Latent Space Embeddings

no code implementations10 Nov 2022 Ana María Quintero-Ossa, Jesús Solano, Hernán Jarcía, David Zarruk, Alejandro Correa Bahnsen, Carlos Valencia

Privacy-preserving machine learning in data-sharing processes is an ever-critical task that enables collaborative training of Machine Learning (ML) models without the need to share the original data sources.

Privacy Preserving Representation Learning

Ensemble of Example-Dependent Cost-Sensitive Decision Trees

no code implementations18 May 2015 Alejandro Correa Bahnsen, Djamila Aouada, Bjorn Ottersten

Moreover, we propose two new cost-sensitive combination approaches; cost-sensitive weighted voting and cost-sensitive stacking, the latter being based on the cost-sensitive logistic regression method.

Fraud Detection General Classification +1

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