An Assessment of the Application of Private Aggregation of Ensemble Models to Sensible Data

This paper explores the use of Private Aggregation of Teacher Ensembles (PATE) in a setting where students have their own private data that cannot be revealed as is to the ensemble. We propose a privacy model that introduces a local differentially private mechanism to protect student data. We implem...

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Main Authors: Sergio Yovine, Franz Mayr, Sebastián Sosa, Ramiro Visca
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Machine Learning and Knowledge Extraction
Subjects:
Online Access:https://www.mdpi.com/2504-4990/3/4/39
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author Sergio Yovine
Franz Mayr
Sebastián Sosa
Ramiro Visca
author_facet Sergio Yovine
Franz Mayr
Sebastián Sosa
Ramiro Visca
author_sort Sergio Yovine
collection DOAJ
description This paper explores the use of Private Aggregation of Teacher Ensembles (PATE) in a setting where students have their own private data that cannot be revealed as is to the ensemble. We propose a privacy model that introduces a local differentially private mechanism to protect student data. We implemented and analyzed it in case studies from security and health domains, and the result of the experiment was twofold. First, this model does not significantly affecs predictive capabilities, and second, it unveiled interesting issues with the so-called data dependency privacy loss metric, namely, high variance and values.
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spelling doaj.art-eca18f06822b44b4802590d3e25db1222023-11-23T09:17:33ZengMDPI AGMachine Learning and Knowledge Extraction2504-49902021-09-013478880110.3390/make3040039An Assessment of the Application of Private Aggregation of Ensemble Models to Sensible DataSergio Yovine0Franz Mayr1Sebastián Sosa2Ramiro Visca3Facultad de Ingeniería, Universidad ORT Uruguay, Montevideo 11100, UruguayFacultad de Ingeniería, Universidad ORT Uruguay, Montevideo 11100, UruguayFacultad de Ingeniería, Universidad ORT Uruguay, Montevideo 11100, UruguayFacultad de Ingeniería, Universidad ORT Uruguay, Montevideo 11100, UruguayThis paper explores the use of Private Aggregation of Teacher Ensembles (PATE) in a setting where students have their own private data that cannot be revealed as is to the ensemble. We propose a privacy model that introduces a local differentially private mechanism to protect student data. We implemented and analyzed it in case studies from security and health domains, and the result of the experiment was twofold. First, this model does not significantly affecs predictive capabilities, and second, it unveiled interesting issues with the so-called data dependency privacy loss metric, namely, high variance and values.https://www.mdpi.com/2504-4990/3/4/39machine learningdifferential privacyprivate aggregation of teacher ensemble
spellingShingle Sergio Yovine
Franz Mayr
Sebastián Sosa
Ramiro Visca
An Assessment of the Application of Private Aggregation of Ensemble Models to Sensible Data
Machine Learning and Knowledge Extraction
machine learning
differential privacy
private aggregation of teacher ensemble
title An Assessment of the Application of Private Aggregation of Ensemble Models to Sensible Data
title_full An Assessment of the Application of Private Aggregation of Ensemble Models to Sensible Data
title_fullStr An Assessment of the Application of Private Aggregation of Ensemble Models to Sensible Data
title_full_unstemmed An Assessment of the Application of Private Aggregation of Ensemble Models to Sensible Data
title_short An Assessment of the Application of Private Aggregation of Ensemble Models to Sensible Data
title_sort assessment of the application of private aggregation of ensemble models to sensible data
topic machine learning
differential privacy
private aggregation of teacher ensemble
url https://www.mdpi.com/2504-4990/3/4/39
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