Paul-Olivier Dehaye – Medium

Paul-Olivier Dehaye

Paul-Olivier Dehaye

Digging deeper into SwissCovid data

Recently, I have gained access to data underlying one of the scientific papers claiming effectiveness of the SwissCovid contact tracing…

7 min readJan 19, 2022

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Digging deeper into SwissCovid data

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Paul-Olivier Dehaye
in
Geek Culture

Venue-based Tracing: Some Insights From New Zealand

Europe has been stuck with a digital approach to contact tracing tied to Bluetooth. New Zealand has been using both Bluetooth and QR-codes…

12 min readMar 9, 2021

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Venue-based Tracing: Some Insights From New Zealand

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Paul-Olivier Dehaye

Lies, damn lies, and SwissCovid

In this short article, we review a preprint which claims essentially that the digital contact tracing app SwissCovid works. That preprint…

11 min readMar 2, 2021

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Lies, damn lies, and SwissCovid

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Paul-Olivier Dehaye

Conflict of interest disclosure

This is meant as a disclosure of a situation that might be confusing or carry a conflict of interest. Starting Tuesday October 20th 2020…

5 min readOct 20, 2020

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Conflict of interest disclosure

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Paul-Olivier Dehaye

Trust in digital space

Digital technologies have vastly enhanced our capacities to interact with the world and each other. However these technologies also have…

7 min readOct 12, 2020

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Trust in digital space

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Paul-Olivier Dehaye

Zeynep Tufekci’s next piece

Zeynep Tufekci just wrote a fantastic piece for The Atlantic on a statistical variable of high relevance to the COVID pandemic.

2 min readSep 30, 2020

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Zeynep Tufekci’s next piece

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Paul-Olivier Dehaye
in
PersonalData.IO

SwissCovid élargit son filet

Le 6 juillet, l’application SwissCovid a été reconfigurée. Dans ce bref article, j’explique ce changement, ses conséquences, et spécule…

5 min readJul 12, 2020

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SwissCovid élargit son filet

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Paul-Olivier Dehaye
in
PersonalData.IO

Inferring distance from Bluetooth signal strength: a deep dive

Contact tracing apps intend to predict exposure to a COVID-19 infection, where exposure is computed as some function of time and distance…

10 min readMay 19, 2020

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Inferring distance from Bluetooth signal strength: a deep dive

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Paul-Olivier Dehaye

Epidemiology Fast Forward

Have you been convinced in the past few days that digital contact tracing was just manual contact tracing? Think again, it’s not!

2 min readMay 11, 2020

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Epidemiology Fast Forward

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Paul-Olivier Dehaye
in
PersonalData.IO

Addiction and technology: understanding the links

How is digital addiction enabled by surveillance capitalism? What is addiction? Maurizio Arseni, of OffGridMe.Life and MyData Geneva…

5 min readOct 16, 2019

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Addiction and technology: understanding the links

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Paul-Olivier Dehaye

Paul-Olivier Dehaye

Mathematician. Co-founder of PersonalData.IO. Free society by bridging ideas. #bigdata and its #ethics, citizen science

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