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DI Dr. Franz Graf

franz graf Tunnelüberwachung mit Akkustik

Role

Head of research group

Research group

DIGITAL:

Intelligente Akustische Lösungen

Phone number

+43 316 876-1631

E-mail

Franz.Graf@joanneum.at

Address

Steyrergasse 17, 8010, Graz
+43 316 876-5000
digital@joanneum.at

Publications

Digital
2025

UAS-Noisecheck: A system implementing the EASA Guidelines on drone noise measurement

Authors Blass, Martin and Grebien, Stefan and Graf, Franz
UAS-Noisecheck: A system implementing the EASA Guidelines on drone noise measurement
Digital
2025

Design and Analysis of mobile microphone arrays for acoustic drone tracking

Authors Blass, Martin and Graf, Franz
Design and Analysis of mobile microphone arrays for acoustic drone tracking
Digital
2024

3D Acoustic Heat-Maps for Transformer Monitoring Applications

Authors Fuhrmann, Ferdinand and Maly, Anna and Blass, Martin and Waikat, Jakub and Belavic, Fredi and Graf, Franz
3D Acoustic Heat-Maps for Transformer Monitoring Applications
Digital
2024

Modeling Musical Knowledge With Quantum Bayesian Networks

Authors Krebs, Florian and Fuerntratt, Hermann and Unterberger, Roland and Graf, Franz
Modeling Musical Knowledge With Quantum Bayesian Networks
Digital
2024

Robust Detection of Critical Events in the Context of Railway Security Based on Multimodal Sensor Data Fusion

Authors Hubner, Michael and Wohlleben, Kilian and Litzenberger, Martin and Veigl, Stephan and Opitz, Andreas and Grebien, Stefan and Graf, Franz and Haderer, Andreas and Rechbauer, Susanne and Poltschak, Sebastian
Robust Detection of Critical Events in the Context of Railway Security Based on Multimodal Sensor Data Fusion
Digital
2024

Influence of Acoustic Tunnel Monitoring Akut on Tunnel Safety

Authors F. Graf, Katharina Hoyer, R. Schmidt, H. Kammerer, M. Dobrounig, T. Kalina
Influence of Acoustic Tunnel Monitoring Akut on Tunnel Safety
Digital
2024

Experimental Evaluation of Acoustic Drone Tracking using Mobile Microphone Arrays

Authors Blass, M. and Grebien, S. and Graf, F.
Experimental Evaluation of Acoustic Drone Tracking using Mobile Microphone Arrays
Digital
2024

On the Acoustic Difference of Metal and Glass When Falling on an Impact Plate

Authors Maly, Anna and Grebien, Stefan and Bradl, Hannes and Graf, Franz
On the Acoustic Difference of Metal and Glass When Falling on an Impact Plate
Digital
2023

Data Selection for Reduced Training Effort in Vandalism Sound Event Detection

Authors Grebien, Stefan and Graf, Franz and Fuhrmann, Ferdinand and Hubner, Michael and Veigl, Stephan
Data Selection for Reduced Training Effort in Vandalism Sound Event Detection
Digital
2023

XAMINOR: A Mobile Multi-Sensor Platform for Lifecycle-Monitoring of Transformers

Authors Ferdinand Fuhrmann and Konrad Diwold and Jakub Waikat and Jakob Gaugl and Fredi Belavic and Franz Graf
XAMINOR: A Mobile Multi-Sensor Platform for Lifecycle-Monitoring of Transformers
Digital
2023

Cross Sensor Platform for Transformer Monitoring Applications

Authors Ferdinand Fuhrmann and Jakup Waikat and Fredi Belavic and Konrad Diwold and Jakob Gaugl and Franz Graf
Cross Sensor Platform for Transformer Monitoring Applications
Digital
2022

Towards mobile microphone array based UAV tracking

Authors and Anna Maly and Franz Graf and Peter Wellig and Beat Ott
Towards mobile microphone array based UAV tracking
Digital
2021

Let’s teach computers to listen: 20 years of AI in acoustic research and development at JOANNEUM RESEARCH

Authors Graf, Franz; Amon, Clemens; Blass, Martin; Fišer, Moritz; Fuhrmann, Ferdinand; Krebs, Florian
Let’s teach computers to listen: 20 years of AI in acoustic research and development at JOANNEUM RESEARCH
Digital
2019

Sound and the City: Current Perspectives on Acoustic Geo-Sensing in Urban Environment

Authors Pokorny, Florian B.; Fiser, Moritz; Graf, Franz; Marschik, Peter B.; Schuller, Bjoern W.
Sound and the City: Current Perspectives on Acoustic Geo-Sensing in Urban Environment
Digital
2019

Comparing Approaches towards Robust Voice Activity Detection in Nois

Authors Fuhrmann, Ferdinand; Leitner, Christina; Graf, Franz
Comparing Approaches towards Robust Voice Activity Detection in Nois
Digital
2019

In-situ Prediction of the Acoustic Impact of Stun Grenades

Authors Amon, Clemens; Graf, Franz; Marhold, H.
In-situ Prediction of the Acoustic Impact of Stun Grenades
Digital
2019

Akustische Detektion und Lokalisation von UAVs mit Mikrofonarrays in Echtzeit

Authors Franz Graf
Akustische Detektion und Lokalisation von UAVs mit Mikrofonarrays in Echtzeit
Digital
2019

Evaluation of SIMMARC: An Audiovisual System for the Detection of Near-miss Accidents

Authors Krebs, Florian; Thallinger, Georg; Neuschmied, Helmut; Graf, Franz; Huber, Georg; Fallast, Kurt; Vertal, Peter; Kolla, Eduard
Evaluation of SIMMARC: An Audiovisual System for the Detection of Near-miss Accidents
Digital
2018

A New Method for the Standardized Measurement of the Acoustic Parameters of Stun Grenades

Authors Clemens Amon and Franz Graf and Harald Marhold and Richard Wimmer
A New Method for the Standardized Measurement of the Acoustic Parameters of Stun Grenades
Digital
2018

Acoustic Detection and Localization of UAVs with Large Microphone Arrays the Austrian Approach

Authors and Clemens Amon and Harald Marhold and Franz Graf
Acoustic Detection and Localization of UAVs with Large Microphone Arrays the Austrian Approach
Digital
2018

How Good Is Your Model ‘Really’? On ‘Wildness’ of the In-the-Wild Speech-Based Affect Recognisers

Authors Franz Graf and Vedhas Pandit and Maximilian Schmitt and Nicholas Cummins and Lucas Paletta and Bjoern Schuller
How Good Is Your Model ‘Really’? On ‘Wildness’ of the In-the-Wild Speech-Based Affect Recognisers
Digital
2018

Tracking the Authentic and In-the-wild Emotions Using Speech

Authors Franz Graf and Vedhas Pandit and Nicholas Cummins and Maximilian Schmitt and Simone Hantke and Lucas Paletta and Bjoern Schuller
Tracking the Authentic and In-the-wild Emotions Using Speech
Digital
2018

RAPID INCIDENT DETECTION IN TUNNELS THROUGH ACOUSTIC MONITORING - OPERATING EXPERIENCES IN AUSTRIAN ROAD TUNNELS

Authors Franz Graf and Martin Gruber
RAPID INCIDENT DETECTION IN TUNNELS THROUGH ACOUSTIC MONITORING - OPERATING EXPERIENCES IN AUSTRIAN ROAD TUNNELS
Digital
2017

Three Experiments on the Application of Automatic Speech Recognition in Industrial Environments

Authors Ferdinand Fuhrmann and Anna Maly and Christina Leitner and and Franz Graf
Three Experiments on the Application of Automatic Speech Recognition in Industrial Environments
Digital
2016

Personalized Sound Zoning for Communication Means User Studies and Evaluation

Authors Ferdinand Fuhrmann and Clemens Amon and Christina Leitner and Anna Maly and Franz Graf
Personalized Sound Zoning for Communication Means User Studies and Evaluation
Digital
2015

Detection of negative emotions in speech signals using bags-of-audio-words

Authors Franz Graf and Florian B. Pokorny and Franz Pernkopfz and Bjoern W. Schuller
Detection of negative emotions in speech signals using bags-of-audio-words
Digital
2014

Comparison of voice activity detection methods in realistic noise scenarios

Authors Leitner, Christina; Fuhrmann, Ferdinand; Graf, Franz
Comparison of voice activity detection methods in realistic noise scenarios
Digital
2014

A modular system for improving speech intelligibility under extreme acoustic conditions: subjective evaluation of parameter influence

Authors Fuhrmann, Ferdinand; Dobbler, Klaus; Pokorny, Florian; Graf, Franz
A modular system for improving speech intelligibility under extreme acoustic conditions: subjective evaluation of parameter influence
Digital
2014

Akustische Vermessung parametrischer Lautsprecherarrays im Kontext der Transauraltechnik

Authors Graf, Franz; Pokorny, Florian
Akustische Vermessung parametrischer Lautsprecherarrays im Kontext der Transauraltechnik
Digital
2014

Erkennung negativer Emotionen in Sprachsignalen mittels Bags-of-Audio-Words

Authors Graf, Franz; Pokorny, Florian; Pernkopf, Franz
Erkennung negativer Emotionen in Sprachsignalen mittels Bags-of-Audio-Words
Digital
2014

Detektion von Schaeden mittels Ultraschall fuer Flugzeugbauteile aus Faserverbundstoffen

Authors Graf, Franz; Rexeis, Susanne; Himmelbauer, Johannes
Detektion von Schaeden mittels Ultraschall fuer Flugzeugbauteile aus Faserverbundstoffen
Digital
2014

Evaluation of the spatial resolution accuracy of the face tracking system for kinect for Windows V1 and V2

Authors Amon, Clemens; Fuhrmann, Ferdinand; Graf, Franz
Evaluation of the spatial resolution accuracy of the face tracking system for kinect for Windows V1 and V2
Digital
2014

Acoustic Geo-sensing using sequential Monte Carlo Filtering

Authors Fiser, Moritz; Pokorny, Florian B.; Graf, Franz
Acoustic Geo-sensing using sequential Monte Carlo Filtering
Digital
2014

Evaluation of a transaural audio system using parametric loudspeaker arrays

Authors Fuhrmann, Ferdinand; Amon, Clemens; Graf, Franz
Evaluation of a transaural audio system using parametric loudspeaker arrays
Digital
2013

Acoustic Geo-Sensing: Recognising Cyclists' Route, Route Direction and Route Progress from Cell-Phone Audio

Authors Schuller, Bjoern; Pokorny, Florian; Ladstaetter, Stefan; Fellner, Maria; Graf, Franz; Paletta, Lucas
Acoustic Geo-Sensing: Recognising Cyclists' Route, Route Direction and Route Progress from Cell-Phone Audio
Digital
2012

Development an Long Term Test of a Realtime Multimodal Safety System for the Surveillance of Airport Areas

Authors Franz Graf and Harald Rainer and Bernhard Rettenbacher and Moritz Fišer
Development an Long Term Test of a Realtime Multimodal Safety System for the Surveillance of Airport Areas
Digital
2012

Damage Detection Capabilities of Ultrasonic Phased Arrays and Sparse Arrays in Metallic and Composite Structures

Authors Franz Graf and M. Scheerer and D. Lager and M. Marischler and A. Peldszus
Damage Detection Capabilities of Ultrasonic Phased Arrays and Sparse Arrays in Metallic and Composite Structures
Digital
2012

Ultraschalldetektion in Flugzeugkomponenten aus Faserverbundwerkstoffen

Authors Franz Graf and M. Stadtschnitzer and K. Dobbler
Ultraschalldetektion in Flugzeugkomponenten aus Faserverbundwerkstoffen
Digital
2012

MICARRAY – A SYSTEM FOR MULTICHANNEL AUDIO STREAMING OVER ETHERNET

Authors Harald Rainer and Bernhard Rettenbacher and Franz Graf and Markus Noisternig and Christoph Reitbauer
MICARRAY – A SYSTEM FOR MULTICHANNEL AUDIO STREAMING OVER ETHERNET
Digital
2011

Giving tunnels ears installation of the first acoustic monitoring system for road tunnels worldwide

Authors Graf, Franz; Rattei, Guenter; Ruhdorfer, Gerhard
Giving tunnels ears installation of the first acoustic monitoring system for road tunnels worldwide
Digital
2011

Akustisches Tunnelmonitoring - Verkehrsfreigabe fuer das weltweit erste System

Authors Franz Graf and Harald Rainer and Bernhard Rettenbacher and Moritz Fišer
Akustisches Tunnelmonitoring - Verkehrsfreigabe fuer das weltweit erste System
Digital
2011

Giving tunnels ears – installation of the first acoustic monitoring system for road tunnels worldwide

Authors Franz Graf and G. Rattei and G. Ruhdorfer
Giving tunnels ears – installation of the first acoustic monitoring system for road tunnels worldwide
Digital
2011

Development and Testing of an Ultrasonic Phased Array System Based on Piezo Actuators and Fiber Optic Sensors

Authors Franz Graf and M. Scheerer and C. Bockenheimer and A. Dantele and Z. Djinovic and T. Natschlaeger and A. Peldszus and M. Reiterer and T. Sauter and R. Stoessel
Development and Testing of an Ultrasonic Phased Array System Based on Piezo Actuators and Fiber Optic Sensors
Digital
2011

Design and implementation of a listening room in accordance with the ITUR BS 11161 standard

Authors Franz Graf and Maria Fellner and Harald Rainer and A. Sereinig and M. Kuenstner and A. Reiter
Design and implementation of a listening room in accordance with the ITUR BS 11161 standard
Digital
2010

Acoustic Detection of Wrong-Way Drivers using Microphone Arrays

Authors Graf, Franz; Stadtschnitzer, Michael; Rainer, Harald; Dollfusz, Peter; Rohrmoser, Martin; Reitbauer, Christoph
Acoustic Detection of Wrong-Way Drivers using Microphone Arrays
Digital
2010

Multimodal Safety System for the Surveillance of Airport Areas

Authors Rainer, Harald; Graf, Franz; Rettenbacher, Bernhard; Stadtschnitzer, Michael; Zeiner, Herwig
Multimodal Safety System for the Surveillance of Airport Areas
Digital
2010

A pilot system for acoustic tunnel monitoring

Authors Rettenbacher, Bernhard; Graf, Franz; Rainer, Harald; Fiser, Moritz
A pilot system for acoustic tunnel monitoring
Digital
2010

Design and implementation of a listening room in accordance with the ITU-R BS 1116-1 standard

Authors Sereinig, Andrea; Kuenstner, Markus; Fellner, Maria; Graf, Franz; Rainer, Harald; Reiter, Andreas
Design and implementation of a listening room in accordance with the ITU-R BS 1116-1 standard
Digital
2010

Improving video surveillance systems using acoustical source localization

Authors Stadtschnitzer, Michael; Rainer, Harald; Graf, Franz; Fellner, Maria
Improving video surveillance systems using acoustical source localization
Digital
2010

Multimodal Highway Monitoring for Robust Incident Detection

Authors Franz Graf and Harald Rainer and M. Pucher and D. Schabus and P. Schallauer and Y. Lypetskyy and M. Stadtschnitzer and S. Sternig and H. Bischof and J. Birchbauer and W. Schneider and B. Schalko
Multimodal Highway Monitoring for Robust Incident Detection
Digital
2007

Development of a System for Acoustic Monitoring of Tunnels

Authors Franz Graf and Harald Rainer and Bernhard Rettenbacher and G. Rattei
Development of a System for Acoustic Monitoring of Tunnels
Digital
2007

ATIMO – Automatic classification of the motorisation of passing vehicles

Authors Harald Rainer and Franz Graf and D. Ludwig and P. Ummenhofer and J. Koestinger
ATIMO – Automatic classification of the motorisation of passing vehicles
Digital
2007

Segmentierung von TV-Werbespots fuer Automatische Spracherkennung und Jingle-Erkennung

Authors Bernhard Rettenbacher and Franz Graf
Segmentierung von TV-Werbespots fuer Automatische Spracherkennung und Jingle-Erkennung
Digital
2006

Zur Akustik im Dom zu St. Stephan in Wien

Authors Maria Fellner and Franz Graf and G. Graber and J. Egger and T. Rohde
Zur Akustik im Dom zu St. Stephan in Wien
Digital
2006

Die Nachhallakustik großer langgestreckter Raeume

Authors Franz Graf and G. Graber and P. Gutmann and Maria Fellner and T. Rohde and J. Egger
Die Nachhallakustik großer langgestreckter Raeume
Digital
2006

Übertragung von Audiosignalen ueber lange Distanzen mittels optischer Netze

Authors Franz Graf and Markus Koschier and Erich Leitgeb, and Gerhard Graber
Übertragung von Audiosignalen ueber lange Distanzen mittels optischer Netze
Digital
2006

Automatische Kassifizierung der Motorisierung von vorbeifahrenden Kraftfahrzeugen

Authors Harald Rainer and Franz Graf and D. Ludwig and P. Ummenhofer and J. Koestinger
Automatische Kassifizierung der Motorisierung von vorbeifahrenden Kraftfahrzeugen
Digital
2005

The Acoustic Situation at the St. Stephen’ Cathedral in Vienna

Authors Maria Fellner and Franz Graf and G. Graber and J. Egger and T. Rohde
The Acoustic Situation at the St. Stephen’ Cathedral in Vienna
Digital
2005

Akustisches Tunnelmonitoring

Authors Franz Graf and M. Steiner
Akustisches Tunnelmonitoring
Digital
2005

System for multichannel recording and classifying of respiratory sounds

Authors Franz Graf and G. Wurzinger and U. Kleb and H. Koehler and K.H. Putz
System for multichannel recording and classifying of respiratory sounds
Digital
2004

Hightech in Straßentunnels: Erhoehung der Tunnelsicherheit durch innovative akustische bzw. optischvisuelle Methoden und Computersimulation

Authors Franz Graf and W. Brandstaetter and V. Krivec
Hightech in Straßentunnels: Erhoehung der Tunnelsicherheit durch innovative akustische bzw. optischvisuelle Methoden und Computersimulation
Digital
2004

Measurements of Room Acoustic Parameters in Auditoriums by Simulating the Audience by Molton Cloth

Authors Franz Graf and Maria Fellner and St. Birnstingl
Measurements of Room Acoustic Parameters in Auditoriums by Simulating the Audience by Molton Cloth
Digital
2004

An empirical study on the sensation of roughness

Authors Franz Graf and Maria Fellner and G. Pruenster and L. Mathelitsch
An empirical study on the sensation of roughness
Digital
2004

Multichannel Recording and Classifying of Respiratory Sounds

Authors Franz Graf and Gert Wurzinger and Ulrike Kleb and Hans Koehler
Multichannel Recording and Classifying of Respiratory Sounds
Digital
2003

Lung Sounds: Serving medical diagnostics

Authors Franz Graf and S. Leitner
Lung Sounds: Serving medical diagnostics
Digital
2002

Entwurf und Implementierung eines Systems zur automatischen Identifikation von akustischen Signalen

Authors Franz Graf
Entwurf und Implementierung eines Systems zur automatischen Identifikation von akustischen Signalen
Digital
2001

Untersuchungen zur Lokalisation mit binauralen Aufnahmessystemen

Authors Graf, Franz and Bayer, Stefan and Pflueger, Martin and Graber, Gerhard
Untersuchungen zur Lokalisation mit binauralen Aufnahmessystemen
Digital
2000

Akustische Analysesysteme

Authors Franz Graf
Akustische Analysesysteme
Digital
2000

Hoervergleich von alternativen binauralen Aufnahmesystemen mit Kunstkopfsystemen

Authors Franz Graf and Gerhard Graber and W.Gaggl
Hoervergleich von alternativen binauralen Aufnahmesystemen mit Kunstkopfsystemen
Digital
2000

A recording and playback system for vehicle interior sound

Authors Franz Graf and Martin Pflueger
A recording and playback system for vehicle interior sound
Digital
2000

Aufnahmesysteme fuer psychoakustische Analysen – Vergleich Kunstkopf vs. Alternativkonzepte

Authors Franz Graf and Peter Roepke and Martin Pflueger
Aufnahmesysteme fuer psychoakustische Analysen – Vergleich Kunstkopf vs. Alternativkonzepte
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JOANNEUM RESEARCH provides innovation and technology services in the field of applied research. As a research company working on behalf of various federal provinces and regions in Austria, our expertise shapes the development of our modern society and economy – sustainably, and always with a focus on people. As a multidisciplinary team working in a flexible set-up that fosters innovation, we always live up to the highest social and scientific standards.

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