Publications

2019

2018

2017

2016

  • POSTER: I Don't Want That Content! On the Risks of the Exploitability of Bitcoin's Blockchain as a Content Store
    Roman Matzutt, Oliver Hohlfeld, Martin Henze, Robin Rawiel, Jan Henrik Ziegeldorf and Klaus Wehrle
    ACM CCS Poster 2016 (acceptance rate 38/92)

    [ Conference PDF ]

  • Insensitivity to Network Delay: Minecraft Gaming Experience of Casual Gamers
    Oliver Hohlfeld, Hannes Fiedler, Enric Pujol, Dennis Guse
    IEEE QCMan

    [ Workshop PDF IEEE eXplore ]

  • New Kid on the Block: Network Functions Virtualization: From Big Boxes to Carrier Clouds
    Leonhard Nobach, Oliver Hohlfeld, David Hausheer
    ACM SIGCOMM CCR, July, 2016

    [ Journal PDF ]

  • ERWIN - Enabling the Reproducible Investigation of Waiting Times for Arbitrary Workflows
    Thomas Zinner, Matthias Hirth, Valentin Fischer, Oliver Hohlfeld
    IEEE QoMEX

    [ PDF Conference Best paper candidate GitHub ]

  • STEAN: A Storage and Transformation Engine for Advanced Networking Context
    Marc Werner, Johannes Schwandke, Matthias Hollick, Oliver Hohlfeld, Torsten Zimmermann, Klaus Wehrle
    IFIP NETWORKING (acceptance rate 29%)

    [ Conference PDF ]

  • Performance Evaluation for New Web Caching Strategies Combining RU with Score Based Object Selection
    Gerhard Hasslinger, Kostas Ntougias, Frank Hasslinger, Oliver Hohlfeld
    ITC 28 (acceptance rate 34%)

    [ Conference ]

  • Editorial: Special issue on Software-Defined Networking and Network Functions Virtualization for flexible network management
    Oliver Hohlfeld, Thomas Zinner, Theophilus Benson, David Hausheer
    Wiley Journal of Network Management 26(1), 2016

    [ Special Issue PDF ]

  • Moving Privacy-Sensitive Services from Public Clouds to Decentralized Private Clouds
    Martin Henze, Jens Hiller, Oliver Hohlfeld and Klaus Wehrle
    International Workshop on Legal and Technical Issues in Cloud Computing and Cloud-Supported Internet of Things (CLaw 2016), co-located with the 2016 IEEE International Conference on Cloud Engineering

    [ PDF Workshop ]

2015

  • Annoyed Users: Ads and Ad-Block Usage in the Wild
    Enric Pujol, Oliver Hohlfeld, and Anja Feldmann
    ACM IMC (acceptance rate 26%)

    [ Conference PDF slides ]

    Follow Ups: [ INL240 Report Northwestern: Seminar Talk by Melanie Klerer ]

  • On the Applicability of Computer Vision based Gaze Tracking in Mobile Scenarios
    Oliver Hohlfeld, Andre Pomp, Jo Agila Bitsch Link, and Dennis Guse
    ACM MobileHCI (acceptance rate 25.2%)

    [ Conference PDF Data set: Gaze Tracking Database ]

  • Santa: Faster Packet Delivery for Commonly Wished Replies [Poster Abstract]
    Florian Schmidt, Oliver Hohlfeld, Rene Glebke, and Klaus Wehrle
    ACM SIGCOMM Poster 2015 (acceptance rate 42%)

    [PDF]

  • Subjective Quality of Webpage Loading: The Impact of Delayed and Missing Elements on Quality Ratings and Task Completion Time
    Dennis Guse, Sebastian Schuck, Oliver Hohlfeld, Alexander Raake, and Sebastian Möller
    IEEE QoMEX 2015

    [Venue] [PDF]

  • Distributed Cloud Computing: Applications, Status Quo, and Challenges (Editorial)
    Yvonne Coady, Oliver Hohlfeld, James Kempf, Rick McGeer, and Stefan Schmid
    ACM SIGCOMM Computer Communication Review (CCR), April 2015

    [PDF]

2014

2012

  • Longtime Behavior of Harvesting Spam Bots.
    Oliver Hohlfeld, Thomas Graf, and Ciucu, Florin
    ACM Internet Measurement Conference (IMC '12) (acceptance rate 25%)

    [Conference] [PDF] [Slides] [Data set]

2011

  • On the Convergence to Fairness in Overloaded FIFO Systems.
    Florin Ciucu, Oliver Hohlfeld, and Lydia Y. Chen
    IEEE International Conference on Computer Communications (INFOCOM '11), Shanghai, China. (acceptance rate 16%)

    [Conference]

  • On Revealing the ARQ Mechanism of MSTV.
    Oliver Hohlfeld, Balamuhunthan Balarajah, Sebastian Benner, Alexander Raake, and Florin Ciucu.
    IEEE International Conference on Communications (ICC '11). Kyoto, Japan. (acceptance rate 38.5%)

    [Conference] [PDF]

  • Analysis of packet errors in Gilbert-Elliott channels
    Gerhard Hasslinger, Oliver Hohlfeld
    IEEE International Workshop on Signal Processing Advances in Wireless Communications, San Francisco, USA.

    [Workshop]

  • Analysis of Random and Burst Error Codes in 2-state Markov Channels
    Gerhard Hasslinger, Oliver Hohlfeld
    34th International Conference on Telecommunications and Signal Processing (TSP), Budapest, Hungary.

    [Conference] [PDF]

2010

  • Impact of Frame Rate and Resolution on Objective QoE Metrics
    Thomas Zinner, Ossama Abboud, Oliver Hohlfeld, Tobias Hossfeld
    International Workshop on Quality of Multimedia Experience (QoMEX), Trondheim, Norway.

    [Workshop] [PDF]

  • The Routerlab - Emulating Internet Characteristics in a Room
    Amir Mehmood, Oliver Hohlfeld, Dan Levin, Andreas Wundsam, Florin Ciucu, Fabian Schneider, Anja Feldmann, Ralf-Peter Braun
    11th ITG conference on photonic networks

    [Conference] [PDF]

  • Efficiency of Caches for Content Distribution in the Internet.
    Gerhard Hasslinger and Oliver Hohlfeld
    International Teletraffic Congress (ITC-22) (acceptance rate 36.1%)

    [Conference] [PDF]

  • Non-Asymptotic Throughput and Delay Distributions in Multi-Hop Wireless Networks.
    Florin Ciucu, Pan Hui, and Oliver Hohlfeld
    Proceedings of the 48th Annual Allerton Conference on Communication, Control, and Computing

    [Conference] [Abstract] [PDF]

  • Towards QoE Management for Scalable Video Streaming
    Thomas Zinner, Ossama Abboud, Oliver Hohlfeld, Tobias Hossfeld, Phuoc Tran-Gia
    21st ITC Specialist Seminar on Multimedia Applications - Traffic, Performance and QoE, Phoenix Seagaia Resort, Miyazaki, Japan.

    [Workshop] [PDF]

  • On Computing Bounds on Average Backlogs and Delays with Network Calculus
    Florin Ciucu and Oliver Hohlfeld
    IEEE ICC 2010, Cape Town, South Africa (acceptance rate 39.5%)

    [Conference] [PDF]

2009

  • Viewing Impaired Video Transmissions From a Modeling Perspective
    Oliver Hohlfeld and Florin Ciucu
    Workshop on MAthematical Performance Modeling and Analysis (MAMA) at Sigmetrics 2009, Seattle, WA, USA

    [Conference] [PDF]

  • Scaling of Buffer and Capacity Requirements of Voice Traffic in Packet Networks
    Florin Ciucu and Oliver Hohlfeld
    International Teletraffic Congress (ITC 21), 2009 (acceptance rate 33.3%)

    [PDF] [Conference]

  • Stochastic Packet Loss Model to Evaluate QoE Impairments
    Oliver Hohlfeld
    PIK Journal, pp. 53 - 56. Number 1, 2009. (ISSN 0930-5157)

    [PDF] [Journal] [BibTeX]

2008

  • Packet Loss in Real-Time Services: Markovian Models Generating QoE Impairments
    Oliver Hohlfeld, Rüdiger Geib, and Gerhard Hasslinger
    International Workshop on Quality of Service (IEEE IWQoS), 2008 (acceptance rate 35.6%)

    [PDF] [Conference] [BibTeX] [DOI]

  • The Gilbert-Elliott Model for Packet Loss in Real Time Services on the Internet
    Gerhard Hasslinger and Oliver Hohlfeld
    14th GI/ITG Conference on Measurement, Modeling, and Evaluation of Computer and Communication Systems (MMB), pp. 269-283, 2008.

    [PDF] [Conference] [BibTeX] [Proceedings] [DBLP Record] [Errata]

2005

  • Instant Messaging Communication Gateway for Medical Applications.
    Ilias Sachpazidis and Oliver Hohlfeld
    IASTED International Conference on Telehealth

    [Abstract] [Conference] [BibTeX]

  • Implementation of a Jabber-Based Medical Tele-Consulting Application
    Ilias Sachpazidis, Oliver Hohlfeld, and Roland Ohl
    International Network Conference.

    [Conference] [BibTeX]

Extended Abstracts

  • Stochastic Packet Loss Model to Evaluate QoE Impairments
    Oliver Hohlfeld
    KiVS 2009, series Informatik aktuell. Springer, 2009, p. 320.

    [PDF] [BibTeX]

  • Development of an Instant Messaging-based Communication Module for Telemedical Applications
    Oliver Hohlfeld
    Computer Graphic Topics, 17 (4), 2005, p. 43

    [PDF] [Magazine]

Tech Reports

  • BufferBloat: How Relevant? A QoE Perspective on Buffer Sizing
    Oliver Hohlfeld, Enric Pujol, Florin Ciucu, Anja Feldmann, Paul Barford
    Technical Report 2012-11 TU Berlin, November 2012

    [PDF]


Theses

PhD Thesis

Impact of Buffering on Quality of Experience

Technische Universität Berlin, 2013

Advisor: Anja Feldmann
Dissertation Committee:

[PDF] [Abstract / TU Berlin Metadata]

Master Thesis

Hohlfeld, Oliver: Statistical Error Model to Impair an H.264 Decoder

Master Thesis KOM-D-0310, Multimedia Communications Lab, Darmstadt University of Technology (Technische Universität Darmstadt), March 2008
138 pages, English.


[PDF] [Abstract] [BibTeX]

I received the KuVS Master Thesis Award for the best master thesis in this area at the KiVS conference 2009. I also received a Master Thesis Award at MMB 2010.

Bachelor Thesis

Hohlfeld, Oliver: Development of a instant messaging-based communication module for telemedical applications
Darmstadt, 2005
73 pages, German.
University of Applied Sciences Darmstadt, Bachelor thesis

[Abstract] [Search record at Fraunhofer Publica]

Hohlfeld, Oliver: Development of an Instant Messaging-based Communication Module for Telemedical Applications. In: Computer Graphic Topics, 17 (4), 2005, p. 43


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Oliver Hohlfeld
Communication and Distributed Systems
RWTH Aachen University
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