Program of ISRA 2019

	Pakhuis de Zwijger (Lecture Hall)
8:20	A potpourri of prediction methods in room acoustics Peter Svensson
9:10	Discussion
9:20	Improving Meeting Room Acoustic Performance through Customized Sound Scattering Surfaces Brady Peters
9:40	Optimizing diffusive surface topology through a performance-based design approach Louena Shtrepi, Tomás Méndez Echenagucia, Elena Badino, Arianna Astolfi
10:00
11:00	A Round Robin on room acoustical simulation and auralization: Results of the simple scenes Lukas Aspöck, Fabian Brinkmann, David Ackermann, Stefan Weinzierl, Michael Vorländer
11:20	A Round Robin on room acoustical simulation and evaluation: Results of the real- world scenarios Fabian Brinkmann, Lukas Aspöck, David Ackermann, Michael Vorländer, Stefan Weinzierl
11:40	Implementation of Sources in an Energy-Stress Tensor Based Diffuse Sound Field Model Aidan Meacham, Roland Badeau, Jean-Dominique Polack
12:00	On the Acoustics of St Cecilia’s Hall: Measurements and Comparison of Wave-based and Geometrical Acoustics Modelling Brian Hamilton, Michael Newton, Giulia Fratoni, Dario D'Orazio
12:20	Lunch & Posters
	Pakhuis de Zwijger (Lecture Hall)

Monday, September 16, 2019 - PM

	Pakhuis de Zwijger (Lecture Hall)
13:20	Rooms for music education and rehearsal - evolution of their acoustic design and comparison of results between questionnaires and measurements. A case study Martin Lachmann, Christiane Bangert, Dominik Kessler, Martin Peter
13:40	Orchestral Preferences for Discrete Overhead and Side Wall On-Stage Reflections Gregory Miller, Scott Pfeiffer, Dawn Schuette, Carl Giegold, Laura Brill
14:00	Absorption area matters in symphony orchestra rehearsal rooms Magne Skålevik
14:20	A Survey on Room Acoustic Properties of Music Rehearsal Rooms in Hungary Attila Balazs Nagy
14:40	Acoustical Design of a new Conservatorium for the University of Melbourne Peter Exton
15:00
16:00	Using an Acoustic Camera to Study Ensemble Conditions in an Orchestra Rehearsal Room Derek Thompson, Lily Harkom
16:20	Rehearsal room acoustics Philip Wright
16:40	Acoustic optimization of curved architecture in practice: the new Straight Cultural Arts Center in Fuzhou Yann Jurkiewicz, Henrik Möller, Thomas Wulfrank, Jingbo Wang, Eckhard Kahle
17:00	Progresses in the shaping of complex surfaces in concert halls Juan Oscar Garcia
17:20	Geometrical Computation of Arbitrary Curved Surface Sound Reflected Impulse Responses Arthur Van Der Harten
17:40	Integrated acoustics and audio for Chinese opera – Xiqu Centre, Hong Kong Robert Essert, Roger Gans
	Pakhuis de Zwijger (Lecture Hall)

Monday, September 16, 2019: 10:20 - Pakhuis de Zwijger (Foyer)
Poster Pitch III

Multi-Channel Recording and Modeling Strategies for Improved Source Realism in Auralizations
Laurie Kamper, Gregory Miller, Marcus Mayell, Nicolaus Dulworth

Physical and perceptual differences of selected approaches to realize an echolocation scenario in room acoustical auralizations
Annika Neidhardt, Christian Schneiderwind

Investigating the importance of geometrical accuracy acoustic simulation: A comparison of NURBS and mesh-based approaches
Tomás Méndez Echenagucia, Louena Shtrepi, Elena Badino, Arianna Astolfi

Effects of stage volume ratio on acoustics of simulated concert halls
Rosa Seo, Hyun In Jo, Jin Yong Jeon

Application of Finite-Difference Time Domain Method to the Study of Practical Solutions in Room Acoustics
Octávio Inácio, Filipe Martins

From Reverberation Time equations to room acoustic simulations
Ana M Jaramillo, Bruce C Olson

The importance of periodic ray paths in geometrical acoustics – some practically relevant examples
Rok Prislan, Daniel Svenšek

A parametric hybrid room acoustic prediction method: development of an image-sources/diffusion equation approach for the high-frequency range
Wouter Wittebol, Maarten Hornikx

Overhead stage canopies in a coupled volume theatre: effects on the sound energy distribution and on the secondary reverberation
Dario D'Orazio, Giulia Fratoni

Experimental Study of Cubic, Pyramidal and Hemispherical Diffusers at Normal Sound Incidence
Michael Vasilyev, Marina Lavrova, Nikolay Kanev

Objective assessment of a scattered sound field in simulated concert halls and scale model
Hyun In Jo, Kee Hyun Kwak, Jin Yong Jeon

Sound Diffusion design for a Rectangular Concert Hall using a 1:25 Scale Model
Jinyoung Park, Hyunwook Kim, Jae Hak Lee, Jinju Jeong, Jin Yong Jeon

Monday, September 16, 2019: 15:00 - Pakhuis de Zwijger (Foyer)
Poster Pitch IV

Lateral Energy Ceiling Design in Fan Shaped or Circular Rooms
John O'Keefe

Mozart or Elvis: Which One is More Fun? (to Design a Venue for). Design Parallels and Differences for Acoustics Excellence of Halls for Modern and Classical Music
Claudiu Pop

A Variable Perforated Panel Proposal
Merve Eşmebaşı, Ali Murat Tanyer, Mehmet Çalışkan

Room acoustics meets TABS (Thermally Activated Building Systems) - Practical results for strip absorbers in concrete ceilings
Abidin Uygun

A Soft-Sensing methodology for assessing Acoustic Comfort in buildings
Livia Claudi, Marco Arnesano, Gian Marco Revel

Real case measurements of new variable acoustics technology
Niels Werner Adelman-Larsen

EVAA: A platform for Experimental Virtual Archeological- Acoustics to study the influence of performance space
Brian Katz, Sandie Le Conte, Peter Stitt

Room acoustics teaching experiences at the Federal University of Santa Maria (UFSM)
Eric Brandão, William D’Andrea Fonseca

Finding the resonance frequencies of non-shoebox shaped rooms
Peter Svensson

Self-tuned Class-D Audio Amplifier with HRMRAC Control
João Marcos Kanieski

Direction-of-arrival distribution analysis of reflected sounds using spherical microphone array
Yuto Izumi, Makoto Otani

Manipulating Measurements
David Griesinger

Monday, September 16, 2019

	Concertgebouw Amsterdam (Large Hall)
20:00	Concert

	Concertgebouw Amsterdam (Small Hall)
9:00	Concertgebouw Amsterdam: History of the main hall and its acoustics - PART 1: The early years: acoustic design and resolution of acoustic difficulties Pamela Clements, Martijn Vercammen
9:25	Concertgebouw Amsterdam: History of the main hall and its acoustics; PART 2: Preserving the acoustics Martijn Vercammen, Margriet Lautenbach, Rob Metkemeijer
9:50	Discussion
10:00	Analysis of the room acoustic texture parameters in function of diffusers location and distribution inside a small concert hall Alejandro Bidondo, Louena Shtrepi, Leonardo Pepino, Arianna Astolfi
10:20	Acousto-optic capture of the sound field in a room based on sparse measurement data Efren Fernandez-Grande, Samuel A. Verburg, Manuel Hahmann
10:40	Coffee & Posters
11:20	A study on precise measurement of room impulse in a scale model and auralization Takayuki Hidaka, Kazunori Suzuki
11:40	Prediction of speech perception using pseudo-binaural room impulse responses Omid Kokabi, Fabian Brinkmann, Stefan Weinzierl
12:00	Sound intensity-based indices for evaluating listener envelopment in concert halls Toshiki Hanyu, Kazuma Hoshi
12:20	The Directional Energy Decay Curve in Performance Spaces Michael Vorländer, Marco Berzborn
12:40	Sound Field Reproduction by Convolving Directional Dry Signals and Directional Impulse Responses Akira Omoto, Tomohiro Shimizu, Hiroshi Kashiwazaki
13:00	Lunch & Posters
	Concertgebouw Amsterdam (Small Hall)

Concertgebouw Amsterdam (Small Hall)

9:00

Concertgebouw Amsterdam: History of the main hall and its acoustics - PART 1: The early years: acoustic design and resolution of acoustic difficulties
Pamela Clements, Martijn Vercammen

9:25

Concertgebouw Amsterdam: History of the main hall and its acoustics; PART 2: Preserving the acoustics
Martijn Vercammen, Margriet Lautenbach, Rob Metkemeijer

9:50

Discussion

10:00

Analysis of the room acoustic texture parameters in function of diffusers location and distribution inside a small concert hall
Alejandro Bidondo, Louena Shtrepi, Leonardo Pepino, Arianna Astolfi

10:20

Acousto-optic capture of the sound field in a room based on sparse measurement data
Efren Fernandez-Grande, Samuel A. Verburg, Manuel Hahmann

10:40

Coffee & Posters

11:20

A study on precise measurement of room impulse in a scale model and auralization
Takayuki Hidaka, Kazunori Suzuki

11:40

Prediction of speech perception using pseudo-binaural room impulse responses
Omid Kokabi, Fabian Brinkmann, Stefan Weinzierl

12:00

Sound intensity-based indices for evaluating listener envelopment in concert halls
Toshiki Hanyu, Kazuma Hoshi

12:20

The Directional Energy Decay Curve in Performance Spaces
Michael Vorländer, Marco Berzborn

12:40

Sound Field Reproduction by Convolving Directional Dry Signals and Directional Impulse Responses
Akira Omoto, Tomohiro Shimizu, Hiroshi Kashiwazaki

13:00

Lunch & Posters

Concertgebouw Amsterdam (Small Hall)

	Concertgebouw Amsterdam (Small Hall)
13:40	Music
14:00	Beyond 80ms: The Subjective Effects of Sound Energy Arriving Shortly After the “Early” Sound Period Evan Green, Eckhard Kahle, Vincent Berrier, Emilie Carayol
14:20	The apparent width of spatially extended sources Clara Hollomey, Bernhard U. Seeber
14:40	Perceptual differences of position dependent room acoustics in a small conference room Christian Schneiderwind, Annika Neidhardt
15:00	The correlation between room acoustics, soundscape and customer satisfaction in restaurants - A field study Tobias Wilczek, Jochen Steffens, Stefan Weinzierl
15:20	Coffee & Posters
16:00	On the dimensions of room acoustical perception Stefan Weinzierl, Steffen Lepa, David Ackermann
16:20	Concert hall acoustics matching experiment Tapio Lokki, Laura McLeod, Antti Kuusinen
16:40	Predicting an individual’s preference in concert halls from measurement based auralizations Matthew Neal, Michelle Vigeant
17:00	Closing and musical farewell
	Concertgebouw Amsterdam (Small Hall)

13:40

Music

14:00

Beyond 80ms: The Subjective Effects of Sound Energy Arriving Shortly After the “Early” Sound Period
Evan Green, Eckhard Kahle, Vincent Berrier, Emilie Carayol

14:20

The apparent width of spatially extended sources
Clara Hollomey, Bernhard U. Seeber

14:40

Perceptual differences of position dependent room acoustics in a small conference room
Christian Schneiderwind, Annika Neidhardt

15:00

The correlation between room acoustics, soundscape and customer satisfaction in restaurants - A field study
Tobias Wilczek, Jochen Steffens, Stefan Weinzierl

15:20

Coffee & Posters