Cottbus, DE
Career
Senior Scientific Researcher
Computational Social Science
Computational Linguistics
Computer Networks
Teaching
Supervision
Strategic Projects
Infrastructure
Coffee
Projects
Publications
Highlights
IPD: Detecting Traffic Ingress Points at ISPs
Stefan Mehner , Jens Helge Reelfs , Ingmar Poese , Oliver Hohlfeld
ACM Special Interest Group on Data Communication
Reviewing War: Unconventional User Reviews as a Side Channel to Circumvent Information Controls
José Miguel Moreno , Sergio Pastrana , Jens Helge Reelfs , Pelayo Vallina , Savvas Zannettou , Andriy Panchenko , Georgios Smaragdakis , Oliver Hohlfeld , Narseo Vallina-Rodriguez , Juan Tapiador
International AAAI Conference on Web and Social Media
Content & User Behavior in Anonymous Hyperlocal Online Platforms
Jens Helge Reelfs
Dr. rer. nat. Thesis
Interpreting Emoji with Emoji: 🏖️ => ☀️😎🌊
Jens Helge Reelfs , Timon Mohaupt , Sandipan Sikdar , Markus Strohmaier , Oliver Hohlfeld
Workshop on Emoji Understanding and Applications in Social Media at NAACL-HLT
Corona-Warn-App: Tracing the Start of the Official COVID-19 Exposure Notification App for Germany
Jens Helge Reelfs , Oliver Hohlfeld , Ingmar Poese
ACM Special Interest Group on Data Communication - Poster
Teaching
Mini Internet Platform
Prof. Dr. Oliver Hohlfeld
Created by the Networked Systems Group from ETHZ, code available on GitHub
Supervision
Highlights
Modeling Malicous Content via LLMs on the Jodel OSN
Leon Wolter
Brandenburg University of Technology
Emoji-Enhanced Interpretable Word Embeddings
Timon Mohaupt
RWTH Aachen University
Predicting Churn on the Jodel OSN
Max Bergmann
Best Faculty's Bachelor ThesisBrandenburg University of Technology
References
Prof. Dr. Oliver Hohlfeld
Line/Personnel Manager
University of KasselProf. Dr. Markus Strohmaier
Scientific Cooperation
Mannheim Business SchoolProf. Dr. Stella Neumann
Scientific & Project Cooperation
RWTH Aachen University