DAFx-08 / Program 11th International Conference on Digital Audio Effects DAFx-08 September 1-4, 2008 Espoo, Finland
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Program

Information about the oral and poster presentations is available here.

• DAFx-08 at a Glance as a .pdf

Detailed Program

Monday, September 1: Tutorials

8:30 Registration desk opens

9:00 - 10:40 AM Tutorial 1

• Digital sound synthesis
  Vesa Välimäki, Helsinki University of Technology (TKK), Finland

10:40 - 11:00 AM Coffee Break

11:00 AM - 12:00 PM Tutorial 1 (cont.)

• Digital sound synthesis
  Vesa Välimäki, Helsinki University of Technology (TKK), Finland

12:00 - 1:00 PM Lunch

1:00 - 2:00 PM Tutorial 2

• Current directions in audio signal processing research [Slides, pdf 1.43 Mb]
  Matti Karjalainen, Helsinki University of Technology (TKK), Finland

2:00 - 3:50 PM Tutorial 3

• Spatial sound: Technologies and psychoacoustics
  Ville Pulkki, Helsinki University of Technology (TKK), Finland

3:50 - 4:10 PM Coffee Break

4:10 - 5:30 PM Demonstrations on Sound Synthesis and Spatial Sound

6:00 - 10:00 PM Welcome Party & Concert (TUAS Building)

• Concert (Program as a .pdf):
  Helsinki Mobile Phone Orchestra performs a 20-30 min concert with pieces written solely for mobile phones. The mobile phone orchestra utilizes the keypads, accelerometers, and microphones on the phones to make music far beyond ring-tones. MoPho Helsinki will perform pieces by Jonathan Middleton, Greg Schiemer and others. MoPho Helsinki is a sibling orchestra of the Mobile Phone Orchestra of CCRMA

Tuesday, September 2

Morning

• 8:00 Registration
• 8:40 Welcome to DAFx-08
  Vesa Välimäki, Helsinki University of Technology (TKK), Finland
• 9:00 Keynote "Digital audio emotions — An overview of computer analysis and synthesis of emotions in music"
  Anders Friberg, Royal Institute of Technology (KTH), Sweden

10:00 - 10:40 AM Session 1a: Affective and Interactive Music Systems

Session Chair: Anders Friberg

• 10:00 Computer-generating emotional music: The design of an affective music algorithm
  Isaac Wallis, Todd Ingalls, Ellen Campana
• 10:20 3D interactive environment for music collection navigation
  Rebecca Stewart, Mark Levy, Mark Sandler

10:40 - 11:00 AM Coffee Break

11:00 AM - 12:00 PM Session 1b: Virtual Analog Models

Chair: Stefan Bilbao

• 11:00 Simulating guitar distortion circuits using wave digital and nonlinear state-space formulations
  David T. Yeh, Julius O. Smith
• 11:20 A modified FM synthesis approach to bandlimited signal generation
  Joseph Timoney, Victor Lazzarini, Thomas Lysaght
• 11:40 A nonlinear digital model of the EMS VCS3 voltage-controlled filter
  Marco Civolani, Federico Fontana

12:00 - 2:30 PM Lunch & Posters

Chair: Cumhur Erkut

• Quality estimation of time-scale modified signals
  Margus Muskat
• Audio analysis in PWGLSynth
  Vesa Norilo, Mikael Laurson
• Evaluating parameters of time-varying sinusoids by demodulation
  Wen Xue, Mark Sandler
• On the control of the phase of resonant filters with applications to percussive sound modeling
  Mathieu Lagrange, Nathan Whetsell, Philippe Depalle
• Real-time detection and visualization of clarinet bad sounds
  Aggelos Gkiokas, Kostas Perifanos, Stefanos Nikolaidis
• Instrument reusability scheme in PWGLSynth
  Mikael Laurson, Vesa Norilo, Mika Kuuskankare
• Audio synthesis by bitwise logical modulation
  Jari Kleimola
• Score level timbre transformations of violin sounds
  Alfonso Perez, Jordi Bonada, Esteban Maestre, Enric Guaus, Merlijn Blaauw

2:30 - 3:50 PM Session 1c: Audio Effects

Chair: Victor Lazzarini

• 2:30 Improved control for selective minimization of masking using inter-channel dependancy effects
  Enrique Perez Gonzalez, Joshua D. Reiss
• 2:50 Coefficient-modulated first-order allpass filter as distortion effect
  Jussi Pekonen
• 3:10 Nonlinear modeling of a guitar loudspeaker cabinet
  David T. Yeh, Balázs Bank, Matti Karjalainen
• 3:30 Inverting dynamics compression with minimal side information
  Benoit Lachaise, Laurent Daudet

3:50 - 4:10 PM Coffee Break

4:10 - 5:30 PM Session 1d: Time-Frequency & Spectral Processing #1

Chair: Sylvain Marchand

• 4:10 Time and pitch scale modification: A real-time framework and tutorial
  Dan Barry, David Dorran, Eugene Coyle
• 4:30 Improved hidden Markov model partial tracking through time-frequency analysis
  Corey Kereliuk, Philippe Depalle
• 4:50 Two-step modal identification for increased resolution analysis of percussive sounds
  Mathieu Lagrange, Bertrand Scherrer
• 5:10 Binaural partial tracking
  Martin Raspaud, Gianpaolo Evangelista

7:00 - 9:00 PM Espoo City Reception and visit to EMMA (WeeGee Building)

• 6:30 PM Bus transport from ECA building to EMMA
• 9:00 PM Bus transport from EMMA to Helsinki Center via Otaniemi

Wednesday, September 3

Morning

• 8:00 Registration
• 8:40 Presentation: COST IC0601 Action SID
  Federico Fontana, University of Verona, Italy
• 9:00 Keynote "DAFx and Mobile Phones"
  Jyri Huopaniemi, Nokia, Finland

10:00 - 10:40 AM Session 2a: Synthesis, Reproduction and Perception Of Spatial Sound

Chair: Maarten van Walstijn

• 10:00 Hybrid room impulse response synthesis in digital waveguide mesh based room acoustics simulation
  Damian Murphy, Mark Beeson, Simon Shelley, Alastair Moore, Alex Southern
• 10:20 A supervised learning approach to ambience extraction from mono recordings for blind upmixing
  Christian Uhle, Christian Paul

10:40 - 11:00 AM Coffee Break

11:00 - 11:40 AM Session 2b: Physical Models and Virtual Musical Instruments #1

Chair: Augusto Sarti

• 11:00 Direct simulation for wind instrument synthesis
  Stefan Bilbao
• 11:20 Energy-stable modelling of contacting modal objects with piece-wise linear interaction force
  Matthias Rath

11:40 AM - 12:00 PM Next DAFx

• About DAFx-09, Como, Italy
  Augusto Sarti, Politecnico di Milano, Italy

12:00 - 2:30 PM Lunch & Posters

Chair: Jyri Pakarinen

• Improvement of band extension technique for G.711 telephony speech based on full wave rectification
  Naofumi Aoki
• Digital simulation of the diode ring modulator for musical applications
  Richard Hoffmann-Burchardi
• Real-time dissonancizers: Two dissonance-augmenting audio effects
  Matthew Hoffman, Perry Cook
• Physical parameters of an oscillator changed by active control: application to a xylophone bar
  Henri Boutin, Charles Besnainou
• Automated rhythmic transformation of musical audio
  Jason A. Hockman, Juan P. Bello, Matthew E. P. Davies, Mark D. Plumbley
• An augmented reality audio headset
  Miikka Tikander, Matti Karjalainen, Ville Riikonen
• Identifying function-specific prosodic cues for non-speech user interface sound design
  Kai Tuuri, Tuomas Eerola
• Detection and identification of sparse audio tampering using distributed source coding and compressive sensing techniques
  Giorgio Prandi, Giuseppe Valenzise, Marco Tagliasacchi, Augusto Sarti

2:30 - 3:50 PM Session 2c: Physical Models and Virtual Musical Instruments #2

Chair: Federico Fontana

• 2:30 Dispersion modulation using allpass filters
  Jari Kleimola
• 2:50 Simulation of piano sustain-pedal effect by parallel second-order filters
  Stefano Zambon, Heidi-Maria Lehtonen, Balázs Bank
• 3:10 On the numerical solution of the 2D wave equation with compact FDTD schemes
  Maarten van Walstijn, Konrad Kowalczyk
• 3:30 The PluckSynth touch string
  Fredrik Eckerholm, Gianpaolo Evangelista

3:50 - 4:10 PM Coffee Break

4:10 - 5:30 PM Session 2d: Miscellaneous Topics

Chair: Jyri Huopaniemi

• 4:10 Delay-free audio coding based on ADPCM and error feedback
  Martin Holters, Christian R. Helmrich, Udo Zölzer
• 4:30 Modulation and demodulation of steerable ultrasound beams for audio transmission and rendering
  Mathias Barbagallo, Mendel Kleiner, Augusto Sarti
• 4:50 Asymmetric-spectra methods for adaptive FM synthesis
  Victor Lazzarini, Joseph Timoney, Thomas Lysaght
• 5:10 On the window-disjoint-orthogonality of speech sources in reverberant humanoid scenarios
  Sylvia Schulz, Thorsten Herfet

5:30 PM Registration desk closes

5:30 PM DAFxTRa 2009 planning meeting, open to all conference participants.

7:00 PM Banquet (Dipoli, Luolamies)

Thursday, September 4

Morning

• 9:00 Keynote "Current directions in audio-based music information retrieval"
  Anssi Klapuri, Tampere University of Technology (TUT), Finland

10:00 - 10:40 AM Session 3a: Sound Representation and Sound Modeling #1

Chair: Philippe Depalle

• 10:00 Analysis-and-manipulation approach to pitch and duration of musical instrument sounds without distorting timbral characteristics
  Takehiro Abe, Katsutoshi Itoyama, Kazuyoshi Yoshii, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
• 10:20 An amplitude- and frequency-modulation vocoder for audio signal processing
  Sascha Disch, Bernd Edler

10:40 - 11:00 AM Coffee Break

11:00 AM - 12:00 PM Session 3b: Sound Representation and Sound Modeling #2

Chair: Gianpaolo Evangelista

• 11:00 Wide-band harmonic sinusoidal modeling
  Jordi Bonada
• 11:20 Time mosaics - An image processing approach to audio visualization
  Jessie Xin Zhang, Jacqueline L. Whalley, Stephen Brooks
• 11:40 Generalization of the derivative analysis method to non-stationary sinusoidal modeling
  Sylvain Marchand, Philippe Depalle

12:00 - 2:30 PM Lunch & Posters

Chair: Henri Penttinen

• Spectutils, an audio signal analysis and visualization toolkit for GNU octave
  Kai Lassfolk, Jaska Uimonen
• Center channel separation based on spatial analysis
  Dae-young Jang, Jeong-pyo Hong, Hoe-Kyung Jung, Kyeongok Kang
• Detecting arrivals within room impulse responses using matching pursuit
  Guillaume Defrance, Laurent Daudet, Jean-Dominique Polack
• Inferring the hand configuration from hand clapping sounds
  Antti Jylhä, Cumhur Erkut
• Multi-feature modeling of pulse clarity: Design, validation, and optimisation
  Olivier Lartillot, Tuomas Eerola, Petri Toiviainen, Jose Fornari
• Acoustic features for music piece structure analysis
  Jouni Paulus, Anssi Klapuri
• An experimental comparison of time delay weights for direction of arrival estimation
  Tuomo W. Pirinen
• Identification of individual guitar sounds by support vector machines
  Kerstin Dosenbach, Wolfgang Fohl, Andreas Meisel
• Automatic alignment of music audio and lyrics
  Annamaria Mesaros, Tuomas Virtanen

2:30 - 3:50 PM Session 3c: Audio Analysis and Feature Extraction

Chair: Udo Zölzer

• 2:30 Robustness and independence of voice timbre features under live performance acoustic degradations
  Dan Stowell, Mark D. Plumbley
• 2:50 Analysis of piano tones using an inharmonic inverse comb filter
  Heidi-Maria Lehtonen
• 3:10 Sound transformation by descriptor using an analytic domain
  Graham Coleman, Jordi Bonada
• 3:30 Frame level audio similarity - A codebook approach
  Klaus Seyerlehner, Gerhard Widmer, Peter Knees

3:50 - 4:10 PM Coffee Break

4:10 - 4:50 PM Session 3d: Time-Frequency & Spectral Processing #2

Chair: Anssi Klapuri

• 4:10 Comb-filter free audio mixing using STFT magnitude spectra and phase estimation
  Volker Gnann, Martin Spiertz
• 4:30 Sliding with a constant Q
  Russell Bradford, John ffitch, Richard Dobson

4:50 - 5:30 PM Session 3e: Automatic Transcription and High-Level Features

Chair: Anssi Klapuri

• 4:50 Vocal melody detection in the presence of pitched accompaniment using harmonic matching methods
  Vishweshwara Rao, Preeti Rao
• 5:10 Multiple-F0 tracking based on a high-order HMM model
  Wei-Chen Chang, Alvin W. Y. Su, Chunghsin Yeh, Axel Roebel, Xavier Rodet

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