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Nicolas Kourtellis

Nicolas Kourtellis

D-Index & Metrics

Computer Science

D-Index
30
Citations
5049
World Ranking
13956
National Ranking
276

Overview

Nicolas Kourtellis is affiliated with Telefónica in Spain and has an extensive publication record primarily in the field of Computer Science. Their research spans related subfields such as Artificial Intelligence, Sociology and Political Science, Information Systems, Computer Networks and Communications, and Statistical and Nonlinear Physics.

The scientist's work focuses on several key research topics, including:

  • Privacy-Preserving Technologies in Data
  • Spam and Phishing Detection
  • Misinformation and Its Impacts
  • Hate Speech and Cyberbullying Detection
  • Privacy, Security, and Data Protection
  • Internet Traffic Analysis and Secure E-voting
  • Complex Network Analysis Techniques

Kourtellis has co-authored papers frequently with a number of researchers, including:

  • Michael Sirivianos
  • Evangelos P. Markatos
  • Jeremy Blackburn
  • Ilias Leontiadis
  • Gianluca Stringhini

Their publications have appeared in various venues, with the most frequent being:

  • arXiv (Cornell University)
  • Zenodo (CERN European Organization for Nuclear Research)
  • Proceedings of the International AAAI Conference on Web and Social Media
  • IEEE Internet Computing
  • Journal of Industrial Information Integration

Notable papers authored by Kourtellis include:

  • Disturbed YouTube for Kids: Characterizing and Detecting Inappropriate Videos Targeting Young Children, 2020, Proceedings of the International AAAI Conference on Web and Social Media
  • PPFL: Privacy-preserving Federated Learning with Trusted Execution Environments, 2021, arXiv (Cornell University)
  • A survey on privacy for B5G/6G: New privacy challenges, and research directions, 2022, Journal of Industrial Information Integration
  • Privacy-preserving AI for future networks, 2022, Communications of the ACM
  • PPFL, 2022, GetMobile Mobile Computing and Communications

Kourtellis has also contributed to book publications with Springer Science+Business Media, with titles including:

  • Machine Learning and Knowledge Discovery in Databases. Applied Data Science Track (2021)
  • Machine Learning and Knowledge Discovery in Databases: Applied Data Science and Demo Track (2023)

Best Publications

  • Large scale crowdsourcing and characterization of twitter abusive behavior

    Antigoni Maria Founta;Constantinos Djouvas;Despoina Chatzakou;Ilias Leontiadis

  • Large Scale Crowdsourcing and Characterization of Twitter Abusive Behavior

    Antigoni-Maria Founta;Constantinos Djouvas;Despoina Chatzakou;Ilias Leontiadis

  • Mean Birds: Detecting Aggression and Bullying on Twitter

    Despoina Chatzakou;Nicolas Kourtellis;Jeremy Blackburn;Emiliano De Cristofaro

  • Kek, Cucks, and God Emperor Trump: A Measurement Study of 4chan's Politically Incorrect Forum and its Effects on the Web

    Gabriel Emile Hine;Jeremiah Onaolapo;Emiliano De Cristofaro;Nicolas Kourtellis

  • A Unified Deep Learning Architecture for Abuse Detection

    Antigoni Maria Founta;Despoina Chatzakou;Nicolas Kourtellis;Jeremy Blackburn

  • PPFL: privacy-preserving federated learning with trusted execution environments

    Fan Mo;Hamed Haddadi;Kleomenis Katevas;Eduard Marin

  • The web centipede: understanding how web communities influence each other through the lens of mainstream and alternative news sources

    Savvas Zannettou;Tristan Caulfield;Emiliano De Cristofaro;Nicolas Kourtelris

  • The Web of False Information: Rumors, Fake News, Hoaxes, Clickbait, and Various Other Shenanigans

    Savvas Zannettou;Michael Sirivianos;Jeremy Blackburn;Nicolas Kourtellis

  • Identifying high betweenness centrality nodes in large social networks

    Nicolas Kourtellis;Tharaka Alahakoon;Ramanuja Simha;Adriana Iamnitchi

  • The power of both choices: Practical load balancing for distributed stream processing engines

    Muhammad Anis Uddin Nasir;Gianmarco De Francisci Morales;David Garcia-Soriano;Nicolas Kourtellis

  • Kek, Cucks, and God Emperor Trump: A Measurement Study of 4chan's Politically Incorrect Forum and Its Effects on the Web

    Gabriel Emile Hine;Jeremiah Onaolapo;Emiliano De Cristofaro;Nicolas Kourtellis

  • Disturbed YouTube for kids: characterizing and detecting inappropriate videos targeting young children

    Kostantinos Papadamou;Antonis Papasavva;Savvas Zannettou;Jeremy Blackburn

  • Detecting Cyberbullying and Cyberaggression in Social Media

    Despoina Chatzakou;Ilias Leontiadis;Jeremy Blackburn;Emiliano De Cristofaro

  • Dynamic Matrix Factorization with Priors on Unknown Values

    Robin Devooght;Nicolas Kourtellis;Amin Mantrach

  • If you are not paying for it, you are the product: how much do advertisers pay to reach you?

    Panagiotis Papadopoulos;Nicolas Kourtellis;Pablo Rodriguez Rodriguez;Nikolaos Laoutaris

  • When two choices are not enough: Balancing at scale in Distributed Stream Processing

    Muhammad Anis Uddin Nasir;Gianmarco De Francisci Morales;Nicolas Kourtellis;Marco Serafini

  • Measuring #GamerGate: A Tale of Hate, Sexism, and Bullying

    Despoina Chatzakou;Nicolas Kourtellis;Jeremy Blackburn;Emiliano De Cristofaro

  • Scalable Online Betweenness Centrality in Evolving Graphs

    Nicolas Kourtellis;Gianmarco De Francisci Morales;Francesco Bonchi

  • Prometheus: user-controlled P2P social data management for socially-aware applications

    Nicolas Kourtellis;Joshua Finnis;Paul Anderson;Jeremy Blackburn

  • Cookie Synchronization: Everything You Always Wanted to Know But Were Afraid to Ask

    Panagiotis Papadopoulos;Nicolas Kourtellis;Evangelos Markatos

  • Cheating in Online Games: A Social Network Perspective

    Jeremy Blackburn;Nicolas Kourtellis;John Skvoretz;Matei Ripeanu

  • The Social World of Content Abusers in Community Question Answering

    Imrul Kayes;Nicolas Kourtellis;Daniele Quercia;Adriana Iamnitchi

  • Prometheus: User-Controlled P2P Social Data Management for Socially-Aware Applications

    Unknown

  • K-path centrality: a new centrality measure in social networks

    Tharaka Alahakoon;Rahul Tripathi;Nicolas Kourtellis;Ramanuja Simha

  • Hate is not Binary: Studying Abusive Behavior of #GamerGate on Twitter

    Despoina Chatzakou;Nicolas Kourtellis;Jeremy Blackburn;Emiliano De Cristofaro

  • "You Know What to Do": Proactive Detection of YouTube Videos Targeted by Coordinated Hate Attacks

    Enrico Mariconti;Guillermo Suarez-Tangil;Jeremy Blackburn;Emiliano De Cristofaro

Frequent Co-Authors

Jeremy Blackburn
Jeremy Blackburn Binghamton University
Adriana Iamnitchi
Adriana Iamnitchi Maastricht University
Ilias Leontiadis
Ilias Leontiadis Facebook (United States)
Gianluca Stringhini
Gianluca Stringhini Boston University
Emiliano De Cristofaro
Emiliano De Cristofaro University of California, Riverside
Athena Vakali
Athena Vakali Aristotle University of Thessaloniki
Francesco Bonchi
Francesco Bonchi Institute for Scientific Interchange
Evangelos P. Markatos
Evangelos P. Markatos University of Crete
Nikolaos Laoutaris
Nikolaos Laoutaris Madrid Institute for Advanced Studies
John Skvoretz
John Skvoretz University of South Florida

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