129th Audio Engineering Society Convention 2010
Sanxxx Francisco, California, USA 4-7 November 2010
Volume 1 of 2
ISBN: 978-1-61782-194-3
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VOLUME 1
Dynamic Range Control for Audio Signals Using Fourth-Order Level Estimation...... 1 Qing Yang, John G. Harris
Angular Resolution Requirements for Binaural Room Scanning...... 6 Todd Welti, Xinting Zhang
A Reliable Procedure for Polarity Measurements on Line Arrays...... 14 Gregor Schmidle, Markus Becker
New Techniques for Evaluating Audio Amplifiers via Measuring for Induced Wow and Flutter and Differential Phase Distortions...... 24 Ronald Quan
Coaxial Flat Panel Loudspeaker System with Dynamic Push-Pull Drive ...... 40 Drazenko Sukalo
Automatic Recording Environment Identification Using Acoustic Features...... 48 Usman Amin Chaudhary, Hafiz Malik
A Robust Pseudo-Ternary Modulation Scheme for Filter-less Digital Class D Amplifiers...... 58 Rossella Bassoli, Carlo Crippa, Germano Nicollini
Speech Referenced Limiting: Controlling the Loudness of a Signal with Reference to Its Speech Loudness...... 63 Michael Fisher, Nicky Chong-White, Harvey Dillon
The Non-flat and Continually Changing Frequency Response of Multiband Compressors ...... 73 Earl Vickers
Simulating Ensemble Rhythmic Interaction based on Quantifiable Strategy Functions...... 89 Nima Darabi, U. Peter Svensson, Chris Chafe
Parametric Modeling of Human Response to a Sudden Tempo Change ...... 97 Nima Darabi, U. Peter Svensson, Jon Forbord
Physical Modeling and Synthesis of Motor Noise for Replication of a Sound Effects Library ...... 109 Simon Hendry, Josh Reiss
Listening Tests for the Effect of Speaker Directivity and Positioning on Auditory Scene Perception ...... 116 David Clark
A Robust Audio Feature Extraction Algorithm for Music Identification...... 128 Jiajun Wang, Marie-Luce Bourguet
The Loudness War: Background, Speculation and Recommendations ...... 135 Earl Vickers
On the Use of Ultrasound Transducer Arrays to Account for Time-variance on Room Acoustics Measurements...... 162 Joel Preto Paulo, J.L. Bento Coelho
A Novel Universal-Serial-Bus-Powered Digitally Driven Speaker System with Low Power Dissipation and High Fidelity ...... 169 Hajime Ohtani, Akira Yasuda, Kenzo Tsuihiji, Ryota Suzuki, Daigo Kuniyoshi, Junichi Okamura
Filter Design for a Double Dipole at Panel Loudspeaker System Using Time Domain Toeplitz Equations...... 176 Tobias Corbach, Martin Holters, Udo Zolzer
Measurement of Turbulent Air Noise Distortion in Loudspeaker Systems...... 183 Wolfgang Klippel, Robert Werner
The Contributions of Thomas Edison to Music Education ...... 194 Kevin D. Kelleher
Discrete Driving Functions for Horizontal Reproduction Using Wave Field Synthesis and Higher Order Ambisonics...... 210 Cesar D. Salvador
Comparison Between Spherical Headmodels and HRTFs in Upmixing for Headphone Based Virtual Surround and Stereo Expansion - I...... 224 Sunil Bharitkar, Chris Kyriakakis
The Low Complexity MP3 Multi-channel Audio Decoding System ...... 232 Hyun Wook Kim, Han Gil Moon
Simulating Hearing Loss in Virtual Training ...... 238 Ramy Sadek, David Krum, Mark Bolas
Perceptually Motivated Scoring of Musical Meter Classification Algorithms...... 242 Matthias Varewyck, Jean-Pierre Martens
Stimulus-dependent HRTF preference ...... 248 Agnieszka Roginska, Gregory H. Wakefield, Thomas S. Santoro
Hearing Threshold of Pure Tones and a Fire Alarm Sound for People Listening to Music with Headphones...... 259 Kaori Sato, Shogo Kiryu, Kaoru Ashihara
Estimation of the Probability Density Function of the Interaural Level Differences for Binaural Speech Separation...... 264 David Ayllon, Roberto Gil-Pita, Manuel Rosa-Zurera
Near and Far-field Control of Focused Sound Radiation using A Loudspeaker Array ...... 269 Sangchul Ko, Youngtae Kim, Jung-Woo Choi
Measures and Parameter Estimation of Triodes, for the Real-time Simulation of a Multi-stage Guitar Preamplifier ...... 277 Ivan Cohen, Thomas Helie
Stereo Audio Coding Improved by Phase Parameters ...... 288 Miyoung Kim, Eunmi Oh, Hwan Shim
A Convolution Based System for Virtual Acoustic Support of Performing Musicians...... 294 Wieslaw Woszczyk, Doyuen Ko, Brett Leonard
Neutral-Point Oscillation Control based on a new Audio Space Vector Modulation (A-SVM) for DCI- NPC Power Amplifiers...... 303 V. Sala, L. Romeral, G. Ruiz
A Low Complexity Approach for Loudness Compensation...... 310 Pradeep D. Prasad
Optimising the Controls of a Homogeneous Loudspeaker Array...... 320 Michael Terrell, Mark Sandler
Measuring Dynamics: Comparing and Contrasting Algorithms for the Computation of Dynamic Range ...... 329 Jon Boley, Michael Lester, Christopher Danner
Subjective Listening Tests and Neural Correlates of Speech Degradation in Case of Signal-correlated Noise...... 334 Jan-Niklas Antons, Anne K. Porbadnigk, Robert Schleicher, Benjamin Blankertz, Sebastian Moller, Gabriel Curio
Calculating Time Delays of Multiple Active Sources in Live Sound ...... 338 Alice Clifford, Josh Reiss
Language Scrambling for In-game Voice-chat Applications ...... 346 Nicolas Tsingos, Charles Robinson
A 3-D Sound Creation System Using Horizontally Arranged Loudspeakers ...... 355 Keita Tanno, Akira Saji, Huakang Li, Jie Huang
Parameter Relationships in High-Speed Audio Networks...... 360 Nyasha Chigwamba, Richard Foss, Robby Gurdan, Brad Klinkradt
Towards a Classification of Audiovisual Media Content ...... 378 Ulrich Reiter
Practical Implementation of Perceptual Rub & Buzz Distortion and Experimental Results...... 386 Steve Temme, Pascal Brunet, Brian Fallon
Perceptual Distortion-Rate Optimization of Long Term Prediction in MPEG AAC ...... 395 Tejaswi Nanjundaswamy, Vinay Melkote, Emmanuel Ravelli, Kenneth Rose
An Introduction to AVS Lossless Audio Coding...... 407 Haiyan Shu, Haibin Huang, Ti-Eu Chan, Rongshan Yu, Susanto Rahardja
Methods for Extending Room Impulse Responses Beyond Their Noise Floor ...... 414 Nicholas J. Bryan, Jonathan S. Abel
Loudspeaker Rub Fault Detection by Means of a New Nonstationary Procedure Test...... 421 G. Ruiz, V. Sala, M. Delgado, J.A. Ortega
Real-time Speech Visualization System for Speech Training and Diagnosis...... 428 Yuichi Ueda, Tadashi Sakata, Akira Watanabe
A Digital-Domain Listening Test for High-Resolution ...... 434 John Vanderkooy
Rapid In-Place Measurements of Multi-Channel Venues ...... 443 John Vanderkooy
Coherent Superposition of Acoustic Sources as a Function of Environmental Parameters...... 451 Stefan Feistel, Rainer Feistel
Modelling Viscoelasticity of Loudspeaker Suspensions using Retardation Spectra...... 475 Tobias Ritter, Finn Agerkvist
Voice Samples Recording and Speech Quality Assessment for Forensic and Automatic Speaker Identification...... 486 Andrey Barinov
Subjective Preference of Modal Control in Listening Rooms ...... 496 B. Fazenda, L.A. Elmer, M. Wankling, J.A. Hargreaves, J.M. Hirst
Variance in Level Preference of Balance Engineers: A Study of mixing preference & Variance Over Time ...... 508 Richard King, Brett Leonard, Grzegorz Sikora
Vacuum Tube Amplifiers using Electronic DC Transformers ...... 516 Theeraphat Poomalee, Kamon Jirasereeamornkul, Marian K. Kazimierczuk
The Learning Effect of HRTF Based 3-D Sound Perception with an Horizontally Arranged 8- Loudspeaker System...... 524 Akira Saji, Keita Tanno, Li Huakang, Tetsuya Watanabe, Jie Huang
Psycho-acoustic Measurement and Auditory Brainstem Response in the Frequency Range between 10 kHz and 30 kHz...... 528 Motoi Koubori, Kaoru Ashihara, Mizuki Omata, Masaki Kyoso, Shogo Kiryu
HRTF Measurements With Recorded Reference Signal...... 533 Marko Durkovic, Florian Sagstetter, Klaus Diepold
Ironless Motor Loudspeaker: Quantization of the Subjective Enhanced Sound Quality...... 541 Mathias Remy, Guy Lemarquand, Daniele Ceruti, Gael Guyader, R. Toppi, Marc-Francois Six
A 2-way Loudspeaker Array System with Pseudorandom Spacing for Music Concerts...... 553 Yuki Ayabe, Saburo Nakano, Kaoru Ashihara, Shogo Kiryu
MPEG Spatial Audio Object Coding – The ISO/MPEG Standard for Efficient Coding of Interactive Audio Scenes ...... 557 Oliver Hellmuth, Heiko Purnhagen, Jeroen Koppens, Jurgen Herre, Jonas Engdegard, Johannes Hilpert, Lars Villemoes, Leon Terentiv, Cornelia Falch, Andreas Holzer, Maria Luis Valero, Barbara Resch, Harald Mundt, Hyen-O Oh
A Real Time implementation of a Novel Psychoacoustic Approach for Stereo Acoustic Echo Cancellation...... 576 S. Cecchi, Laura Romoli, Paolo Peretti, F. Piazza
Modeling of Leaky Acoustic Tube for Narrow-angle Directional Microphone...... 586 Kazuho Ono, Takehiro Sugimoto, Akio Ando, Kimio Hamasaki, Takeshi Ishii, Yutaka Chiba, Keishi Imanaga
The Design of Low-complexity Wavelet-based Audio Filter Banks Suitable for Embedded Platforms...... 594 Neil Smyth
The hArtes CarLab: A New Approach to Advanced Algorithms Development for Automotive Audio...... 601 S. Cecchi, A. Primavera, F. Piazza, F. Bettarelli, E. Ciavattini, R. Toppi, J.G.F. Coutinho, W. Luk, C. Pilato, F. Ferrandi, V.M. Sima, K. Bertels
Wide-area Psychoacoustic Correction for Problematic Room Modes Using Non-linear Bass Synthesis ...... 613 Adam J. Hill, Malcolm O.J. Hawksford
Contributions to the Improvement of the Response of a Pleated Loudspeaker ...... 625 J. Martínez, R. Martinez, E. Segovia, J. Carbajo, J. Ramis
A Mixed Mechanical/Digital Approach for Sound Beam Pointing with Loudspeakers Line Array...... 635 Paolo Peretti, S. Cecchi, F. Piazza, Marco Secondini, Andrea Fusco
On the Anti-Aliasing Loudspeaker for Sound Field Synthesis Employing Linear and Circular Distributions of Secondary Sources...... 645 Jens Ahrens, Sascha Spors
Maintaining Sonic Texture with Time Scale Compression by a Factor of 100 or More...... 658 Robert C. Maher
Reducing Artifacts of Focused Sources in Wave Field Synthesis...... 664 Hagen Wierstorf, Matthias Geier, Sascha Spors
Evaluation of Super-Wideband Speech and Audio Codecs...... 674 Ulf Wustenhagen, Bernhard Feiten, Jens Kroll, Alexander Raake, Marcel Waltermann
Surround Sound With Height in Games Using Dolby Pro Logic IIz...... 688 Nicolas Tsingos, Christophe Chabanne, Charles Robinson, Matt McCallus
Acoustical Design of Control Room for Stereo and Multichannel Production and Reproduction, A Novel Approach ...... 699 Bogic Petrovic, Zorica Davidovic
Conversion of Two Closely Spaced Omnidirectional Microphone Signals to an XY Stereo Signal...... 710 Christof Faller
Enhancing Stereo Audio with Remix Capability ...... 720 Hyen-O Oh, Yang-Won Jung, Alexis Favrot, Christof Faller
Automatically Optimizing Situation Awareness and Sound Quality for an Isolating Earphone ...... 728 John Usher
Beyond Coding: Reproduction of Direct and Diffuse Sounds in Multiple Environments ...... 737 James D. Johnston, Jean-Marc Jot, Zoran Fejzo, Steve R. Hastings
The Single Stereo Display Compared to Stereo VU Meters...... 746 Michael D. Callaghan
Analysis of Two-Pole Compensation in Linear Audio Amplifiers...... 750 Harry Dymond, Phil Mellor
Switching/Linear Hybrid Audio Power Amplifiers for Domestic Applications, Part 1: The Class-B•D Amplifier ...... 761 Harry Dymond, Phil Mellor
VOLUME 2
Shaping Audio Engineering Curriculum: An Expert Panel’s View of The Future...... 783 David Tough
Using Noise Substitution for Backwards-Compatible Audio Codec Improvement...... 795 Colin Raffel
Solo Plucked String Sound Detection by the Energy-to-Spectral Flux Ratio (ESFR)...... 803 Byung Suk Lee, Chang-Heon Lee, Gyuhyeok Jeong, In Gyu Kang
Separation of Repeating and Varying Components in Audio Mixtures...... 807 Sean Coffin
A Reverberator with Two-Stage Decay and Onset Time Controls...... 815 Keun Sup Lee, Jonathan S. Abel
About this Dereverberation Business: A Method for Extracting Reverberation from Audio Signals...... 821 Gilbert A. Soulodre
Stereo Acoustic Echo Cancellation for Telepresence Systems ...... 836 Shreyas Paranjpe, Scott Pennock, Phil Hetherington
Spatial Audio Attention Model Based Surveillance Event Detection ...... 842 Bo Hang, Ruimin Hu, Xiaochen Wang, Weiping Tu
Investigating Perceptual Effects Associated with Vertically Extended Sound Fields Using Virtual Ceiling Speaker...... 851 Yusuke Ono, Sungyoung Kim, Masahiro Ikeda
Comparing Continuous Subjective Loudness Responses and Computational Models of Loudness for Temporally Varying Sounds ...... 857 Sam Ferguson, Densil Cabrera, Emery Schubert
The Influence of Texture and Spatial Quality on the Perceived Quality of Blindly Separated Audio Source Signals ...... 865 Thorsten Kastner
Perceptual Evaluation of Spatial Audio Quality ...... 872 Hwan Shim, Eunmi Oh, Sangchul Ko, Sang Ha Park
Enhancing 3D Audio using Blind Bandwidth Extension ...... 878 Tim Habigt, Marko Durkovic, Martin Rothbucher, Klaus Diepold
Binaural Reproduction of 22.2 Multichannel Sound over Loudspeakers ...... 883 Kentaro Matsui, Akio Ando
Improving the Assessment of Low Frequency Room Acoustics Using Descriptive Analysis...... 889 M. Wankling, B. Fazenda, William J. Davies
Processing and Improving a Head-related Impulse Response Database for Auralization ...... 906 Ben Supper
First Results from a Large-Scale Measurement Program for Home Theaters...... 917 Tomlinson Holman, Ryan Green
Inherent Doppler Properties of Spatial Audio ...... 940 Martin J. Morrell, Josh Reiss
Air Velocity and Pressure Profiles in Front of an Electrodynamic Loudspeaker ...... 953 Danijel Djurek, Ivan Djurek, Antonio Petosic
Effects of Oversampling on SNR Using Swept-Sine Analysis ...... 959 C.L. Bennett, D. Harris, A.S. Tankanow, R.M. Twilley
Volterra Series Based Distortion Effect...... 966 Finn Agerkvist
Underdetermined Binaural 3D Sound Localization Algorithm of Simultaneous Active Sources ...... 973 Martin Rothbucher, David Kronmuller, Hao Shen, Klaus Diepold
Digitally Enhanced Shotgun Microphone with Increased Directivity...... 980 Helmut Wittek, Christof Faller, Christian Langen, Alexis Favrot, Christophe Tournery
Experiment of Sixteen Channel Audio Transmission Over IP Network by MPEG-4 ALS and Audio Rate Oriented Adaptive Bit-rate Video Codec...... 988 Yutaka Kamamoto, Noboru Harada, Takehiro Moriya, Sunyong Kim, Masanori Ogawara, Tatsuya Fujii
Frequency Characteristics Measurements of Cylindrical Record Player by the Pulse-Train Method ...... 993 Teruo Muraoka, Takahiro Miura, Tohru Ifukube
Point-source Loudspeaker Reversely-attached Acoustic Horn: Improvement of Acoustic Characteristics and Application to Some Measurements...... 1002 Takahiro Miura, Teruo Muraoka, Tohru Ifukube
Assessing Virtual Teleconferencing Rooms...... 1011 Mansoor Hyder, Michael Haun, Olesja Weidmann, Christian Hoene
Speech Synthesis Controlled by Eye Gazing ...... 1023 A. Czyzewski, K. Lopatka, B. Kunka, R. Rybacki, B. Kostek
Families of Sound Attributes for Assessment of Spatial Audio...... 1032 Sarah Le Bagousse, Mathieu Paquier, Catherine Colomes
Determined Source Separation for Microphone Recordings Using IIR Filters...... 1040 Christian Uhle, Josh Reiss
High Quality Time-domain Pitch Shifting Using PSOLA and Transient Preservation...... 1054 Adrian von dem Knesebeck, Pooya Ziraksaz, Udo Zolzer
Exploring Ultra-directional Acoustic Response of an Electret Cell Array Loudspeaker ...... 1064 Yu-Chi Chen, Wen-Ching Ko, Chang-Ho Liou, Wen-Hsin Hsiao, Chih-Chiang Cheng, Wen-Jong Wu, Pei-Zen Chang, Chih-Kung Lee
MPEG-A Professional Archival Application Format and Its Application for Audio Data Archiving ...... 1073 Noboru Harada, Yutaka Kamamoto, Takehiro Moriya, Masato Otsuka
Subjective Evaluation of Gating Methods for Use With the ITU-R BS.1770 Loudness Algorithm...... 1079 Scott G. Norcross, Michel C. Lavoie
Wireless Multisensor Monitoring of the Florida Everglades: A Pilot Project...... 1089 Colby Leider, Doug Mann, Daniel P. Dickinson
A Binaural Model with Head Motion That Resolves Front-Back Confusions for Analysis of Room Impulse Responses...... 1099 John T. Strong, Jonas Braasch, Ning Xiang
Sound Texture Analysis based on a Dynamical Systems Model and Empirical Mode Decomposition ...... 1111 Doug Van Nort, Jonas Braasch, Pauline Oliveros
Complex Modulation Transfer Function and Its Applications in Transducer and Room Acoustics Measurements...... 1117 Juha Backman
Perceptual Dimensions of Stage-Floor Vibration Experienced During a Musical Performance ...... 1134 Clemeth L. Abercrombie, Jonas Braasch
Increasing Intelligibility of Multiple Talkers by Selective Mixing...... 1143 Piotr Kleczkowski, Magdalena Plewa, Marek Pluta
An Infinite Impulse Response (IIR) Hilbert Transformer Filter Design Technique for Audio ...... 1149 D. Harris, Edgar Berdahl, Jonathan S. Abel
Individually Adjustable Signal Processing Algorithms for Improved Speech Intelligibility with Cochlear Implants ...... 1157 Isabell Kiral-Kornek, Bernd Edler, Jorn Ostermann, Andreas Buchner
A Set of Microphone Array Beamformers Implementing a Constant-amplitude Panning Law...... 1165 Yoomi Hur, Jonathan S. Abel, Young-cheol Park, Dae Hee Youn
Combination of Different Perceptual Models with Different Audio Transform Coding Schemes - Implementation and Evaluation ...... 1171 Armin Taghipour, Nicole Knolke, Bernd Edler, Jorn Ostermann
Progress in Auditory Perception Research Laboratories - Multimodal Measurement Laboratory of Dresden University of Technology ...... 1178 M. Ercan Altinsoy, Ute Jekosch, Sebastian Merchel, Jurgen Landgraf
Audio Re-Synthesis based on Waveform Lookup Tables...... 1186 Sebastian Heise, Michael Hlatky, Jorn Loviscach
Optimal Location and Orientation for Midrange and High Frequency Loudspeakers in the Instrument Panel of an Automotive Interior...... 1193 Roger Shively, Jerome Halley, Francois Malbos, G. Ruiz
Design of Ambisonic Decoders for Irregular Arrays of Loudspeakers by Non-Linear Optimization...... 1208 Aaron Heller, Eric Benjamin, Richard Lee
An Improved Audio Watermarking Scheme Based on Complex Spectral Phase Evolution Spectrum...... 1230 Jian Wang, Ron Healy, Joe Timoney
ZFIT: A MATLAB Tool for Thiele-Small Parameter Fitting and Optimization...... 1244 Christopher J. Struck
Locating Sounds Around the Screen...... 1251 David Black, Jorn Loviscach
Early Energy Conditions in Small Rooms and in Convolutions of Small-room Impulse Responses ...... 1258 U. Peter Svensson, Hassan EL-Banna Zidan
OpenAIR: An Interactive Auralization Web Resource and Database ...... 1270 Simon Shelley, Damian T. Murphy
Automatic Parallelism for Dataflow Graphs...... 1279 Ramy Sadek
Virtual Acoustic Prototyping – Practical Applications for Loudspeaker Development ...... 1285 Alex Salvatti
An Improved Beryllium Dome Diaphragm Assembly For Large Format Compression Drivers ...... 1296 Marshall Buck, Gordon Simmons, Sam Saye
Seeing Sound: Sound Sensor Array with Optical Outputs...... 1312 Charles Seagrave, Eric Benjamin
Dynamic Motion of the Corrugated Ribbon in a Ribbon Microphone ...... 1320 Daniel Moses Schlessinger, Jonathan S. Abel
Modification of HRTF Filters to Reduce Timbral Effects in Binaural Synthesis, Part 2: Individual HRTFs ...... 1330 Juha Merimaa
Simulation of Horn Driver Response by Combination of Matrix Analysis and FEA ...... 1343 Alex Voishvillo
Quasi-Anechoic Loudspeaker Measurement Using Notch Equalization for Impulse Shortening ...... 1353 Richard S. Stroud
A Performance Ranking of Seven Different Types of Loudspeaker Line Arrays ...... 1365 D.B. (Don) Keele Jr.
Ground Loops: The Rest of the Story ...... 1396 Bill Whitlock, Jamie Fox
Musical ELIZA: An Automatic Musical Accompany System Based on Expressive Feature Analysis...... 1405 Ren Gang, Justin Lundberg, Gregory Bocko, Dave Headlam, Mark F. Bocko
Automatic Music Production System Employing Probabilistic Expert Systems...... 1414 Ren Gang, Gregory Bocko, Justin Lundberg, Dave Headlam, Mark F. Bocko
New 10.2-channel Vertical Surround System (10.2-VSS); Comparison Study of Perceived Audio Quality in Various Multichannel Sound Systems with Height Loudspeakers ...... 1426 Sunmin Kim, Young Woo Lee, Ville Pulkki
Objective Evaluation of Wideband Speech Codecs for Voice Communication Over Bluetooth...... 1439 Gary Spittle, Jacek Spiewla, Walter Kargus, Walter Zuluaga, Xuejing Sun
Impulse Response Measurements in the Presence of Clock Drift...... 1449 Nicholas J. Bryan, Miriam A. Kolar, Jonathan S. Abel
Estimating Room Impulse Responses from Recorded Balloon Pops...... 1458 Jonathan S. Abel, Nicholas J. Bryan, Patty P. Huang, Miriam A. Kolar, Bissera V. Pentcheva
Why Ambisonics Does Work ...... 1470 Eric Benjamin, Richard Lee, Aaron Heller
A Time Distributed FFT for Efficient Low Latency Convolution ...... 1481 Jeffrey R. Hurchalla
A Soundfield Microphone using Tangential Capsules...... 1499 Eric Benjamin
A Low Bit Rate Mobile Audio High Frequency Reconstruction...... 1511 Bo Hang, Ruimin Hu, Yuhong Yang, Ge Gao
On the Improvement of Auditory Accuracy with Non-individualized HRTF-based Sounds...... 1518 Catarina Mendonca, Jorge A. Santos, Guilherme Campos, Paulo Dias, Jose Vieira, Joao Ferreira
Application of Optimized Inverse Filtering to improve Time Response and Phase Linearization in Multi-way Loudspeaker Systems...... 1526 Mario Di Cola, Daniele Ponteggia
The Relationship between Sound Field Reproduction and Near-Field Acoustical Holography ...... 1534 Filippo M. Fazi, Philip A. Nelson
Guitar-to-MIDI Interface: Guitar Tones to MIDI Notes Conversion Requiring No Additional Pickups...... 1541 Mamoru Ishikawa, Takeshi Matsuda, Michael Cohen
Author Index