Publications

Cost-Effective Big Data Orchestration Using Dagster: A Multi-Platform Approach
Cost-Effective Big Data Orchestration Using Dagster: A Multi-Platform Approach

TLDR: Spark-based data PaaS solutions are convenient. But they come with their own set of challenges such as a high vendor lock-in and obscured costs. We show how to use a dedicated orchestrator (dagster-pipes). It can not only make Databricks an implementation detail but also save cost. Also, it improves developer productivity. It allows you to take back control.

Sep 2, 2024

The diaspora model for human migration
The diaspora model for human migration

May 20, 2024

Visual analytics of mobility network changes observed using mobile phone data during COVID-19 pandemic
Visual analytics of mobility network changes observed using mobile phone data during COVID-19 pandemic

Feb 8, 2023

Viral variant-resolved wastewater surveillance of SARS-CoV-2 at national scale
Viral variant-resolved wastewater surveillance of SARS-CoV-2 at national scale

Jul 16, 2022

Specialization in Criminal Careers
Specialization in Criminal Careers

Jul 16, 2022

Identifying the root cause of cable network problems with machine learning
Identifying the root cause of cable network problems with machine learning

Mar 14, 2022

Data Anonymization – The key to innovation
Data Anonymization – The key to innovation

This is based on the previous post Can you tell the nuts & berries apart in each group? The official Link to Manz is: https://www.manz.at/produkte/zeitschriften/ecolex/archiv#02-2022 https://rdb.manz.at/document/rdb.tso.LIecolex20220253

Mar 1, 2022

Mobility changes in Austria in fall 2021
Mobility changes in Austria in fall 2021

Find the full analysis here: https://www.csh.ac.at/lockdown-for-unvaccinated-mobility-in-austria/ and here: https://www.csh.ac.at/wp-content/uploads/2021/11/2021-11-26-CSH-Policy-Brief-Mobilitat-Herbst-2021-final.pdf

Nov 26, 2021

Monitoring supply networks from mobile phone data for estimating the systemic risk of an economy
Monitoring supply networks from mobile phone data for estimating the systemic risk of an economy

Figure description: (a) Probability $p(s|c)$ to find a supply link, sij , given that there exists a communication link, cij, between firms i and j for communication links exceeding a given call duration, dij. Error bars denote the quartiles of a bootstrap simulation described in SI Text 1.

Oct 13, 2021

Preprint: Varieties of mobility measures: Comparing survey and mobile phone data during the COVID-19 pandemic
Preprint: Varieties of mobility measures: Comparing survey and mobile phone data during the COVID-19 pandemic

This publication is currently still a preprint under review.

Oct 1, 2021