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TU Berlin

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Hagen Wierstorf

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Research Field:
- Spatial Audio

Research Topics:
- Sound field synthesis and analysis
- Perception of synthesized sound fields
- Binaural modeling of the perception for massive multichannel audio systems

Biography
Hagen Wierstorf joined the T-Labs as a research assistant and PhD-student in April 2009. He studied physics at the Carl von Ossietzky University Oldenburg and received his diploma degree in November 2008. In Oldenburg he has been working in the fields of psychoacoustics and neuroscience.

Address
Assessment of IP-based Applications
Telekom Innovation Laboratories
TU Berlin
Ernst-Reuter-Platz 7
D-10587 Berlin, Germany
Tel: +49 30 8353 58574

Contact
hagen.wierstorf {at} tu-berlin.de
You can directly talk to me on Thursdays from 2pm to 3pm in the room FR 5509

Teaching

Courses and Seminars

  • Models of auditory perception ("Modelle auditiver Wahrnemung"), Seminar, WS 11/12
  • Models of auditory perception ("Modelle auditiver Wahrnemung"), Seminar, WS 10/11
  • Models of auditory perception ("Modelle auditiver Wahrnemung"), Seminar, WS 09/10

Bachelor, Master, Diploma Theses

  • If you are interested in the analysis of the perception of spatial audio systems like WFS or HOA or in the modeling of auditory perception or anything else related to these topics, please contact me.

Gnuplot

  • If you want to use the open-source program Gnuplot to create your figures, you may want to have a look at my Gnuplotting Blog.

Publications

Some of my paper, posters and presentations can be downloaded below. Please cite the associated paper if you use material from the slides. You might find some additional material (e.g. animations, samples) at our spatial audio reserach BLOG, and at our new blog in cooperation with the Signal Processing and Virtual Acoustics group at University Rostock, spatialaudio.net.

Diploma thesis

H. Wierstorf. Lateralisierung von Sprache und mögliche auditorische Grundlagen. Eine fMRT-Studie. Carl-von-Ossietzky Universität Oldenburg, 2008.

Articles

2013
 
 
 
 H. Wierstorf, A. Raake, M. Geier, S. Spors
Perception of Focused Sources in Wave Field Synthesis
In Journal of the Audio Engineering Society (61) p. 5-16, 2013.
[ paper ]

 

Conferences

2012
 
 
 
 H. Wierstorf, A. Raake, S. Spors
Localization of a virtual point source within the listening area for Wave Field Synthesis.
In 133rd AES Convention. Audio Engineering Society (AES), October 2012.
[ paper ] [ presentation ]
 
 
 
 H. Wierstorf, S. Spors, A. Raake
Perception and evaluation of sound fields.
In Open Seminar on Acoustics, September 2012.
[ paper ] [ presentation ]
 
 
 
 S. Spors and H. Wierstorf.
Evaluation of perceptual properties of phase-mode beamforming in the context of data-based binaural synthesis.
In International Symposium on Control, Communications, and Signal Processing, May 2012.
[ paper ]
 
 
 
 S. Spors, H. Wierstorf, and M. Geier.
Comparison of modal versus delay-and-sum beamforming in the context of data-based binaural synthesis.
In 132nd AES Convention. Audio Engineering Society (AES), April 2012.
[ paper ]
 
 
 
 H. Wierstorf and S. Spors.
Sound field synthesis toolbox.
In 132nd AES Convention. Audio Engineering Society (AES), April 2012.
[ paper ] [ poster ] [ sources ]
 
 
 
 S. Spors and H. Wierstorf.
On the implementation of range extrapolation of head-related impulse responses by virtual sound field synthesis.
In German Annual Conference on Acoustics (DAGA), March 2012.
[ paper ]
 
 
 
 S. Ciba, K. Helwani, H. Wierstorf, K. Obermayer, A. Raake, and S. Spors.
Employing a binaural auditory model to classify everyday sound events.
In German Annual Conference on Acoustics (DAGA), March 2012.
 
 
 
 H. Wierstorf, A. Raake, and S. Spors.
Psychoakustik der Wellenfeldsynthese: Vor- und nachteile von binauraler simulation.
In German Annual Conference on Acoustics (DAGA), March 2012.
[ paper ] [ presentation ]
2011
 
 
 
 H. Wierstorf, A. Raake, S. Spors.
Assessment of the Perception of Synthesized Sound Fields with a Binaural Model
In FORUM ACUSTICUM, European Acoustics Association (EAA), 2011.
[ paper ] [ presentation ]
 
 
 
 P. L. Søndergaard, J. F. Culling, T. Dau, N. Le Goff, M. L. Jepsen,
P. Majdak and H. Wierstorf.
Towards a binaural modelling toolbox
In FORUM ACUSTICUM, European Acoustics Association (EAA), 2011.
[ paper ]
 
 
 
 H. Wierstorf, M. Geier, A. Raake, S. Spors.
A Free Database of Head-Related Impulse Response Measurements in the Horizontal Plane with Multiple Distances
In 130th AES Convention, Audio Engineering Society (AES), May 2011.
[ paper ] [ poster ]
 
 
 
 S. Spors, H. Wierstorf, and J. Ahrens.
Interpolation and range extrapolation of head-related transfer functions using virtual local wave field synthesis.
In 130th AES Convention, Audio Engineering Society (AES), May 2011.
[ paper ]
 
 
 
 H. Wierstorf, S. Spors, and A. Raake.
Binaurale Modellierung der Wahrnehmung mit Wellenfeldsynthese
generierter Schallfelder.
In German Annual Conference on Acoustics (DAGA), March 2011.
[ paper ] [ presentation ]
2010
 
 
 
 H. Wierstorf, M. Geier, and S. Spors.
Reducing artifacts of focused sources in wave field synthesis.
In 129th AES Convention, Audio Engineering Society (AES), November 2010.
[ paper ] [ presentation ]
 
 
 
 J. Ahrens, H. Wierstorf, and S. Spors.
Comparison of higher order ambisonics and wave field synthesis with
respect to spatial discretization artifacts in time domain.
In AES 40th International Conference on Spatial Audio, Audio
Engineering Society (AES), October 2010.
[ paper ]
 
 
 
 M. Geier, H. Wierstorf, J. Ahrens, I. Wechsung, A. Raake, and S. Spors.
Perceptual Evaluation of Focused Sources in Wave Field Synthesis.
In 128th AES Convention. Audio Engineering Society (AES),
May 2010.
[ paper ] [ presentation ]
 
 
 
 S. Uppenkamp, and H. Wierstorf.
Representation of intelligible and distorted speech in human auditory cortex.
In Enrique A. Lopez-Poveda, A. Palmer, R. Meddis, editors, 15th International Symposium on Hearing, pages 381-391, Springer,
April 2010.
 
 
 
 H. Wierstorf, A. Raake, and S. Spors.
Die Rolle des Präzedenzeffektes bei der Wahrnehmung von
Räumlichen Aliasingartefakten bei der Wellenfeldsynthese.
In German Annual Conference on Acoustics (DAGA), March 2010.
[ paper ] [ presentation ]
2009
 
 
 
 S. Spors, H. Wierstorf, M. Geier, and J. Ahrens.
Physical and perceptual properties of focused sources in wave field
synthesis.
In 127th AES Convention. Audio Engineering Society (AES),
October 2009.
[ paper ] [ presentation ]
2008
 
 
 
 H. Wierstorf, and S. Uppenkamp.
Untersuchung zur Repräsentation von verständlicher und unverständlicher Sprache im Kortex mit funktioneller MRT.
In German Annual Conference of Medical Physics (DGMP),
September 2008.
[ poster ]
 
 
 
 H. Wierstorf, and S. Uppenkamp.
Melodiediskrimination für Kammfilterrauschen: zeitliche oder spektrale
Kodierung?.
In German Annual Conference on Acoustics (DAGA), March 2008.
[ paper ] [ presentation ]

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