No More Compulsory Homework! Observations from Moving to In-Person Exam Admission Tests for Introductory CS Courses
New York, NY, USAKoli, Finland
Proceedings of the 26th Koli Calling International Conference on Computing Education Research,
All Publications
2026
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Automation of Tedious Typing: Recognition of Handwritten Points on Exam Cover Sheets
Cham
Proceedings of International Conference on Information Technology and Applications, 32--42
2025
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Is Class Attendance Actually Necessary? Preliminary Results From Two First-Semester Computer Science Courses
New York, NY, USAKoli, Finland
Proceedings of the 25th Koli Calling International Conference on Computing Education Research,
2024
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Is This Comment More Relevant? Understanding the Structural Aspects of Relevance in Comment Sections
Cham
Human Interface and the Management of Information, 264--278
2023
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How algorithmically curated online environments influence users’ political polarization: Results from two experiments with panel data
Computers in Human Behavior Reports, 100343
2022
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Better Decision-Making Through Collaborative Development of Proposals
HCI in Business, Government and Organizations, 11--23
2021
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ArgVote: Which Party Argues Like Me? Exploring an Argument-Based Voting Advice Application
Singapore
Intelligent Decision Technologies, 3--13
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How Will I Argue? A Dataset for Evaluating Recommender Systems for Argumentations
Singapore and Online
Proceedings of the 22nd Annual Meeting of the Special Interest Group on Discourse and Dialogue, 360--367
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How Intuitive Is It? Comparing Metrics for Attitudes in Argumentation with a Human Baseline
Artificial Intelligence in HCI, 125--138
2020
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Structure or Content? Towards Assessing Argument Relevance
Computational Models of Argument. Proceedings of COMMA 2020, 203-214
2019
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Various Efforts of Enhancing Real World Online Discussions
Groningen, Netherlands
ECA 2019: Proceedings of the 3rd European Conference on Argumentation,
2018
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Dialogbasierte Online-Diskussionen
Deutsche Verwaltungspraxis,
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D-BAS – A Dialog-Based Online Argumentation System
Warsaw
Computational Models of Argument, 325-336
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EDEN: Extensible Discussion Entity Network
Warsaw
Computational Models of Argument, 257-268
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Jebediah – Arguing With a Social Bot
Warsaw
Computational Models of Argument, 467-468
2017
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Compliance Management for P2P Systems
Perth
Proceedings of the 23rd Asia‐Pacific Conference on Communications, 0-0
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Reusable Statements in Dialog-Based Argumentation Systems
Bari
CEUR Workshop Proceedings AI*IA Series, 0-0
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Survey on Remote Electronic Voting
arXiv.org, Cornell University Library,
2016
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Extended Abstract - discuss: Embedding dialog-based Discussions into Websites
Vancouver, Canada
HCI International 2017 - Social Computing for Social Change,
2015
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An Android Framework for Opportunistic Wireless Mesh Networking
Cottbus, Germany
Proceedings of the International Conference on Networked Systems, 1-2
2014
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Trace-based Simulation of C2X-Communication using Cellular Networks
Obergurgl, Austria
11th Annual Conference on Wireless On-demand Network Systems and Services (WONS 2014) - Special Session on VANETs and ITS3, 108-115
2013
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Modular Square Root Puzzles: Design of Non-Parallelizable and Non-Interactive Client Puzzles
Computers & Security, -
2012
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A Detailed View on the Spatio-Temporal Information Content and the Arithmetic Coding of Discrete Trajectories
Mobile Networks and Applications, 373-388
2011
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Supporting Cooperative Traffic Information Systems through Street-Graph-Based Peer-to-Peer Networks
Kiel, Germany
KiVS 2011: 17. Fachtagung Kommunikation in Verteilten Systemen, 121-131
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Peer-to-Peer Data Structures for Cooperative Traffic Information Systems
Elsevier Pervasive and Mobile Computing, Special Issue on Vehicular Sensor Networks and Mobile Sensing over Wide-Scale Deployment Environments,
2010
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Brief Announcement: Complexity and Solution of the Send-Receive Correlation Problem
Zurich, Switzerland
PODC 2010: Proceedings of the Twenty-Ninth Annual ACM SIGACT-SIGOPS Symposium on Principles of Distributed Computing,
2009
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Content Registration in VANETs - Saving Bandwidth through Node Cooperation
Zurich, Switzerland
ON-MOVE 2009: Proceedings of the Third IEEE LCN Workshop on User Mobility and Vehicular Networks,
2008
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A Search Engine for Vehicular Ad-Hoc Networks
Eindhoven, Netherlands
V2VCOM 2008: Proceedings of the 4th IEEE Workshop on Vehicle to Vehicle Communications,
2007
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The Feasibility of a Search Engine for Metropolitan Vehicular Ad-Hoc Networks
Washington, DC, USA
AutoNet 2007: Proceedings of the 2nd IEEE Workshop on Automotive Networking and Application,
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Experimental Evaluation of UMTS and Wireless LAN for Inter-Vehicle Communication
Sophia Antipolis, France
ITST 2007: Proceedings of the 7th International Conference on ITS Telecommunications, 287-292
2006
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Digital Ownership: From Content Consumers to Owners and Traders
IEEE MultiMedia, 1,4-6
2005
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Huginn: A 3D Visualizer for Wireless ns-2 Traces
Montreal, Quebec, Canada
MSWiM 2005: Proceedings of the 8th ACM/IEEE International Symposium on Modeling, Analysis and Simulation of Wireless and Mobile Systems,
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Visualizing Wireless ns-2 Traces in 3D (Demo)
Cologne, Germany
MobiCom 2005: 11th Annual International Conference on Mobile Computing and Networking, Demo Session,
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Huginn: A 3D Visualizer for Wireless ns-2 Traces
Mannheim, Germany
18
2004
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Scalable Position-Based Multicast for Mobile Ad-hoc Networks
San Jose, CA
Accepted for Proc. of the First International Workshop on Broadband Wireless Multimedia: Algorithms, Architectures and Applications (BroadWim 2004),
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Scalable Position-Based Multicast for Mobile Ad-hoc Networks
2003
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Late Join Algorithms for Distributed Interactive Applications
ACM/Springer Multimedia Systems, 327-336
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Priority-Based Distribution Trees for Application-Level Multicast
Redwood City, CA, USA
Proc. of NetGames 2003, 148-157
2002
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Position-Based Routing in Ad-Hoc Wireless Networks
Boca Raton, FL, U.S.A.
The Handbook of Ad Hoc Wireless Networks, 12-1 - 12-14
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Probabilistic Congestion Control for Non-Adaptable Flows
Miami, FL
12th International Workshop on Network and Operating Systems Supportfor Digital Audio and Video (NOSSDAV), 13-21
2001
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A Survey on TCP-Friendly Congestion Control
Special Issue of the IEEE Network Magazine "Control of Best Effort Traffic", 28-37
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Probabilistic Congestion Control for Non-Adaptable Flows
Mannheim, Germany
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A Survey on TCP-Friendly Congestion Control (extended version)
Mannheim, Germany
16
2000
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A Generic Late Join Service for Distributed Interactive Media
Los Angeles, USA
Proc. of the 8th ACM Multimedia, ACM MM 2000, 259-268
1999
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A General Framework and Communication Protocol for the Transmission of Interactive Media with Real-Time Characteristics
Florence, Italy
Proc. IEEE International Conference on Multimedia Computing and Systems (ICMCS'99), 641-646
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Transparent Access to and Encoding of VRML State Information
Paderborn, Germany
Proc. of the Fourth Symposium on the Virtual Reality Modeling Language (VRML) '99, 29-38
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TeCo3D: a 3D telecooperation based on VRML and Java
San Jose, CA, USA
Proc. of Multimedia Computing and Networking (MMCN) '99, 240 - 251
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Consistency in Continuous Distributed Interactive Media
1-13
1998
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A General Framework and Communication Protocol for the Real-Time Transmission of Interactive Media
1-17
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Access to and Encoding of VRML State Information
1-19
1994
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Experimentelle Arbeitsblätter
Praxis der Mathematik, 215-220