Orestis Papakyriakopoulos
Orestis Papakyriakopoulos
AI Ethics, Sony AI
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Dancing to the Partisan Beat: A First Analysis of Political Communication on TikTok
JC Medina Serrano, O Papakyriakopoulos, S Hegelich
12th ACM Conference on Web Science, 257-266, 2020
Political communication on social media: A tale of hyperactive users and bias in recommender systems
O Papakyriakopoulos, JCM Serrano, S Hegelich
Online Social Networks and Media 15, 100058, 2020
NLP-based feature extraction for the detection of COVID-19 misinformation videos on YouTube
JCM Serrano, O Papakyriakopoulos, S Hegelich
Proceedings of the 1st Workshop on NLP for COVID-19 at ACL 2020, 2020
Social media and microtargeting: Political data processing and the consequences for Germany
O Papakyriakopoulos, S Hegelich, M Shahrezaye, JCM Serrano
Big Data & Society 5 (2), 205395171881184, 2018
Bias in word embeddings
O Papakyriakopoulos, S Hegelich, JCM Serrano, F Marco
Proceedings of the 2020 conference on fairness, accountability, and …, 2020
The spread of COVID-19 conspiracy theories on social media and the effect of content moderation
O Papakyriakopoulos, JCM Serrano, S Hegelich
Harvard Kennedy School Misinformation Review 1 (3), 2020
The rise of Germany's AfD: A social media analysis
JCM Serrano, M Shahrezaye, O Papakyriakopoulos, S Hegelich
Proceedings of the 10th international conference on social media and society …, 2019
Social media und microtargeting in Deutschland
O Papakyriakopoulos, M Shahrezaye, A Thieltges, JC Medina Serrano, ...
Informatik-Spektrum 40, 327-335, 2017
Social Media Report: The 2017 German Federal Elections
JCM Serrano, S Hegelich, M Shahrezaye, O Papakyriakopoulos
TUM University Press, 2018
Interventions to mitigate COVID-19 misinformation: a systematic review and meta-analysis
K Janmohamed, N Walter, K Nyhan, K Khoshnood, JD Tucker, ...
Journal of Health Communication 26 (12), 846-857, 2021
A Democracy called Facebook? Participation as a Privacy Strategy on Social Media
S Engelmann, J Grossklags, O Papakyriakopoulos
Privacy Technologies and Policy: 6th Annual Privacy Forum, APF 2018 …, 2018
Exploring political ad libraries for online advertising transparency: lessons from Germany and the 2019 European elections
JC Medina Serrano, O Papakyriakopoulos, S Hegelich
International conference on social media and society, 111-121, 2020
Effects of social bots in the iran-debate on twitter
A Thieltges, O Papakyriakopoulos, JCM Serrano, S Hegelich
arXiv preprint arXiv:1805.10105, 2018
COVID-19 Vaccine Perceptions in the Initial Phases of US Vaccine Roll-out: An Observational Study on Reddit
N Kumar, I Corpus, M Hans, N Harle, N Yang, C McDonald, SN Sakai, ...
BMC Public Health, 2022
Measuring the ease of communication in bipartite social endorsement networks: a proxy to study the dynamics of political polarization
M Shahrezaye, O Papakyriakopoulos, JCM Serrano, S Hegelich
Proceedings of the 10th International Conference on Social Media and Society …, 2019
The Impact of Twitter Labels on Misinformation Spread and User Engagement: Lessons from Trump’s Election Tweets
O Papakyriakopoulos, E Goodman
Proceedings of the ACM Web Conference 2022, 2541-2551, 2022
The Media During the Rise of Trump: Identity Politics, Immigration, "Mexican" Demonization and Hate-Crime
O Papakyriakopoulos, E Zuckerman
Proceedings of the International AAAI Conference on Web and Social Media 15 …, 2021
What people think AI should infer from faces
S Engelmann, C Ullstein, O Papakyriakopoulos, J Grossklags
2022 ACM Conference on Fairness, Accountability, and Transparency, 128-141, 2022
Political machines: a framework for studying politics in social machines
O Papakyriakopoulos
AI & SOCIETY 37 (1), 113-130, 2021
Distorting political communication: The effect of hyperactive users in online social networks
O Papakyriakopoulos, M Shahrezaye, JCM Serrano, S Hegelich
IEEE INFOCOM 2019-IEEE Conference on Computer Communications Workshops …, 2019
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