Prof. Dr. Volker Hohmann
Coordinator of CRC 1330

Management & Office


This project is funded by the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) – Project-ID 352015383 – SFB 1330.

SFB Colloquium

SFB Colloquium

Unless otherwise noted, the SFB colloquium takes place during the semester on tuesdays from 2.15-4:00 pm in W2-1-148 (Oldenburg University), in conjunction with the department colloquium.

Additionally, most talks are also streamed in the virtual conference room of the departement colloquium.

Further talks t.b.d.

Summer semester 2024

Date Location Title Speaker Invited by
4:15 p.m.
W30-0-033/034 Unsupervised uncertainty measures of automatic speech recognition for non-intrusive speech intelligibility prediction Dr. Ning Ma
(University of Sheffield)
Bernd Meyer
09.04.2024 W2-1-148
+ online

Measuring continuous listening effort (and speech intelligibiity) in dynamic acoustic scenes /
Fatigue, speech-on-speech masking and voice filtering/p>

Martin Berdau,
Julia Thomas
(UOL & Fraunhofer IDMT)
Jan Rennies /
Thomas Brand
10:15 a.m.
+ online
Using and comprehending language in face-to-face interaction Judith Holler (Donders Institute at Radboud University and Max Planck Institute for Psycholinguistics, Nijmegen, NL) Volker Hohmann
07.05.2024 online! Dynamische Schallquellen für die virtuelle akustische Realität: Beschreibung, Implementierung und Bewertung David Ackermann
(TU Berlin)
Kai Siedenburg
28.05.2024 W30-0-033/034 On the Design of Differential Kronecker Product Beamformers Dr. Gal Itzhak
(Technion, Israel)
Simon Doclo (B2)
04.06.2024 tbd Recording and evaluating body-conducted speech Julien Richard
(Institut franco-allemand de recherches de Saint-Louis)
Simon Doclo (C1)

Winter semester 2023/2024

Date Location Title Speaker Invited by
+ online
Multichannel speech enhancement: from ad-hoc arrays toward hearings aids Prof. Romain Serizel (Université de Lorraine / INRIA, France) Simon Doclo (B2)
+ online
Hearing the Walls of a Room: When Signal Processing and Machine Learning Meet Acoustics Dr. Antoine Deleforge (Université de Lorraine / INRIA, France) Simon Doclo (B2)
19.12.2023 online Modeling auditory spatial processing for realistic binaural virtual acoustics Doz. Dr. Piotr Majdak (Österreichische Akademie der Wissenschaften) Matthias Blau
17:00 Uhr (!)
+ online
Optimisation of hearing devices (self-)adjustment utilizing model based and psychophysical experiments Jonathan Gößwein (Fraunhofer HSA) Birger Kollmeier
23.01.2023 W30-0-33/34
+ online
Diffusion models for speech enhancement Julius Richter, Bunlong Lay
(Signal Processing Group, Dept. of Informatics, University of Hamburg)
Jörn Anemüller

Sommer semester 2023 - additional talk

Datum Ort Titel Referent/in Einladene/r
23.08.2023 W30-0-027/28
Diffraction modeling for scattering objects with non-rigid surfaces
Peter Svensson Stephan Ewert

(Fr., 10:15!)

ICBM W15 1-146

Extending human auditory ecology to the perception of natural soundscapes by humans

Christian Lorenzi
(Ecole normale supérieure, Université Paris Sciences et Lettres (PSL), Paris)

Stephan Ewert

Sommer semester 2023

Date Location Title Speaker Invited by
11.04.2023 W2-1-148
+ online
Fundamental aspects of the Situated Phoneme (SiP) Test - lexical control, masking method, test score modelling, and significance testing Erik Witte
(Örebro University, Sweden)
Thomas Brand
18.04.2023 W2-1-148
+ online
Alleviating speech-on-speech masking by informed speaker separation – Instrumental and experimental evaluations Ragini Sinha (Fraunhofer HSA Oldenburg)

Jan Rennies-Hochmuth

15:15 Uhr!

online An overview of the HASPI and HASQI metrics for predicting speech intelligibility and speech quality for normal hearing, hearing loss, and hearing aids James Kates
(Univ. of Colorado, Boulder)
Thomas Biberger (A2)
02.05.2023 W2-1-148
+ online
Selected audio projects at the lab in Hannover at the Institut für Kommunikationstechnik Jürgen Peissig (Leibniz Universität Hannover) Michael Vorländer (A4)
16.05.2023 W2-1-148
+ online
Motion behavior during audio-visual scene analysis in virtual multi-talker environments Valeska Slomianka
(DTU Denmark)
Giso Grimm
23.05.2023 W2-1-148
+ online
Extending the possibilities of auditory psychophysics with massive online experiments Nori Jacoby
(MPI for Empirical Aesthetics Frankfurt)
Mathias Dietz
30.05.2023 online Restoring music perception in cochlear implant listeners with good vibrations Jeremy Marozeau
(Hearing Systems, DTU)
Kai Siedenburg
06.06.2023 W2-1-148
+ online
A two-stage CNN with feature reduction for speech-aware binaural DOA estimation Reza Varzandeh
Volker Hohmann
04.07.2023 W2-1-148
+ online
Translating spatial hearing assessments to the clinic Abigail Anne Kressner
(DTU Denmark)
Anna Warzybok-Oetjen



Winter semester 2022/2023

Date Location Title Speaker Invited by
31.01.2023 W2 1-148
+ online
Deep machine learning in audiology: Models of speech perception Jana Roßbach & Bernd Meyer
Bernd Meyer (C6)
23.01.2023 (Monday!)
online How the type of sound reflections in rooms affects the spatial appraisal of a speech source and its intelligibility Nicola Prodi
(Universita degli studi di Ferrara)
Bernhard Seeber
17.01.2023 online Room acoustic modeling and where is it going?

Lauri Savioja
(Aalto University)

Stephan Ewert (C5)
10.01.2023 W2-1-148
+ online
Realization and evaluation of audio for Mixed Reality environments - An overview of the current activities in Ilmenau Annika Neidhardt
(TU Ilmenau)
Manan Lamba (A4)
20.12.2022 no talk      
13.12.2022 talk is cancelled Some challenges and opportunities for conversation-based studies of hearing and device benefit Timothy Beechey
(University of Nottingham)
Julia Schütze
06.12.2022 no talk      
29.11.2022 W2 1-148
+ online
Numerical parameter estimation in ear canal acoustics Nick Wulbusch (University of Oldenburg) C1

3 p.m.!

+ online
An Open Data Platform For Multiple Use of Medical Data & Clinical Decision Support Antje Wulff
(University of Oldenburg)
Mathias Dietz
15.11.2022 W2 1-148 Evolutionary variational optimization for probabilistic unsupervised learning Jakob Drefs
(Uni Oldenburg)
Jörg Lücke
10:15 a.m.!)
+ online
Using reverse correlation to study speech perception & Auditory perception of natural soundscapes Lėo Varnet & Christian Lorenzi (Ecole normale supérieure, Université PSL) Steven van de Par & Stephan Ewert


online Psychophysiological correlates of listening effort: Markers, outcomes, or concomitants? Michael Richter
(Liverpool John Moores University)
Kirsten Wagener
25.10.2022 W2 1-148
+ online
Joint speech detection and localization for hearing aids using deep-learning methods Peyman Goli
(University of Oldenburg)
Steven van de Par
18.10.2022 W2 1-148
+ online
Low-delay periodicity analysis and synthesis Volker Hohmann
(University of Oldenburg)
Steven van de Par



Sommer semester 2022 - additional talk

Date Location Title Speaker Invited by
13.09.2022 W30-0-027/28
+  BBB

Hearing in a social context

Lauren Hadley
(University of Nottingham)
Giso Grimm

Summer semester 2022

Date Location Title Speaker Invited by
19.07.2022 W30-0-33 + virtual Modeling temporal information encoding in the healthy and synaptopathic auditory nerve Enrique Lopez-Poveda
(University of Salamanca, Spain)
Birger Kollmeier
12.07.2022 W30-3-324 + virtual A unitary model of auditory frequency change perception Kai Siedenburg
Kai Siedenburg (A6)
21.06.2022 virtual Bringing the real life into the lab: Experiments on auditory selective attention using virtual acoustics Janina Fels
(RWTH Aachen)
Volker Hohmann (B1)
07.06.2022 postponed      
31.05.2022 no talk      
17.05.2022   Speech intelligibility prediction with hybrid auditory model- and ML-based methods: The best of two worlds? Birger Kollmeier (UOL) Birger Kollmeier (A4)


only virtual Perceptual similarity between piano notes: Simulations with a template-based perception model Alejandro Osses (ENS, Paris) Thomas Biberger (A2)
03.05.2022 only virtual Speech-on-speech masking Virginia Best
(Boston U)
Jan Rennies-Hochmuth (A1)
26.04.2022 W2-1-148 + virtual The challenge of predicting binaural speech intelligibility and measuring listening fatigue Ewald Strasser, Thomas Brand Thomas Brand (A1)



Summer semester 2021

Date Location Title Speaker Invited by
13.07.2021 virtual    Perceptual analysis of spatial auditory scenes in virtual reality Axel Ahrens
Bernhard Seeber (C5)
06.07.2021 virtual    Modeling radiation and scattering with edge diffraction Peter U. Svensson (Department of Electronic Systems, NTNU, Norway) Stephan Ewert (C5)
29.06.2021   postponed to fall term   Julia Schütze (C4)
22.06.2021 virtual Optimizing hearing healthcare system response to patient’s needs via the ICF core sets for hearing loss: what has been done, where we are, and the future direction Razan Alfakir
(Auburn University, Alabama, USA)


Tahereh Afghah (C4)
01.06.2021 virtual    Audio reproduction in non-optimal acoustical environments Ali Fallah
Steven van de Par (C2)
18.05.2021 virtual    Individualization of HRTFs based on anthropometric features Fabian Brinkmann, Stefan Weinzierl
(TU Berlin)
Matthias Blau (C1)

Time slot:

virtual Spatial augmented/mixed reality audio for hearables: recent works in applying AI and DSP for real sound sensing and control Woon-Seng Gan (NTU, Singapore) Simon Doclo (C1)
16.00 !)
virtual Neuroscience-inspired analysis and visualization of convolutional speech recognition models Andreas Krug, Sebastian Stober 
(OVGU Magdeburg)
Jörn Anemüller (B3)
27.04.2021 virtual    Investigating speech perception with cochlear implants in both directions: Effects of simulated channel interactions and removal of background noise using machine learning Tobias Goehring
(U Cambridge)
Mathias Dietz (B4)
20.04.2021   postponed to 03.05.21    



Winter semester 2020/2021

Date Location Title Speaker Invited by
02.02.2021 virtual Robust binaural sound localisation using raw waveforms Ning Ma (University of Sheffield, UK) Simon Doclo (B2)
26.01.2021 virtual 1) Speech-aware DOA estimation using CNNs

2) Glimpse formation based on local feature contrasts and spectro-temporal context
1) Reza Varzandeh

2) Steven van de Par
(Sarinah Sutojo)
Steven van de Par (B2)
19.01.2021 virtual Clarity Challenge - Machine learning challenges for hearing devices Jon Barker (University of Sheffield, UK) Volker Hohmann (B1)
22.12.2020 virtual Ecological validity and the selection of scenarios for laboratory testing Karolina Smeds (Office of Research in Clinical Amplification, Europe, Widex A/S, Sweden) Anna Warzybok (A5)
15.12.2020 virtual Presynaptic cytoskeleton dynamics impact signal transmission at an central auditory synapse Christian Keine (UOL) Birger Kollmeier (A4)
08.12.2020 virtual Modelling of bone conduction hearing Stefan Stenfelt (Linköping University, Sweden) Birger Kollmeier (A4)
24.11.2020 virtual Development and applications of a virtual listener in (virtual) complex acoustic scenes Marc-Rene Schädler (UOL) Marc-Rene Schädler (A3)
17.11.2020 virtual Internal noise in auditory modulation detection Christian Lorenzi
(ENS, Paris)
Stephan Ewert (A2)
03.11.2020 virtual Hearing impairment and individual variability in modelling binaural speech intelligibility Mathieu Lavandier
(Universite de Lyon)
Brand, Rennies
27.10.2020 virtual Data and models about binaural aspects of intelligibility and listening effort Brand, Rennies
& Co
Brand, Rennies

Winter semester 2019/2020

Date Location Title Speaker Invited by
W30-0-027/28 Contribution of listener translation to the perceived externalization in binaural reproduction Manan Lamba
(TU Ilmenau -  Fraunhofer IDMT)
21.01.2020   The evaluation of rhythm and pitch perception correlation with the sound source location in horizontal plane in a cocktail party scenario Tahereh Afghah
(USC San Diego)
Volker Hohmann
17.12.2019 W2 1-148 Electric stimulation of auditory nerve fibers. Modelling and Measurements Werner Hemmert
(TU München)
Mathias Dietz


Previous talks

Date Location Title Speaker Invited by
17.12.2019 W2 1-148 Electric stimulation of auditory nerve fibers. Modelling and Measurements Werner Hemmert
(TU München)
Mathias Dietz
Tuesday, 17.09.2019,
W30-0-033/34 Einfluss gerätebedingter Laufzeitunterschiede auf die Lokalisationsfähigkeit bimodaler CI-/HG-Träger Stefan Zirn (Hochschule Offenburg) Volker Hohmann
Freitag, 08.02.2019
W30-0-033/34 Entwicklung und Evaluation von Deep-Neural-Network-Systemen zur Schallquellenlokalisation mittels Mikrofon-Arrays Hendrik Schoof Jörn Anemüller
Freitag, 30.11.2018
W30-0-033/34 Binaural masking level differences (BMLD) - Daten und Modellideen Kristin Bracklo Birger Kollmeier, Mathias Dietz
(Changed: 07 May 2024)  | 
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