TEAM LinG Advances in Audio and Speech Signal Processing: Technologies and Applications Hector Perez-Meana Nat onal Polytechn c Inst tute, Mex co IdeA GrouP PublIShInG Hershey • London • Melbourne • Singapore Acquisition Editor: Senior Managing Editor: Managing Editor: Assistant Managing Editor: Development Editor: Copy Editor: Typesetter: Cover Design: Printed at: Kristin Klinger Jennifer Neidig Sara Reed Sharon Berger Kristin Roth Kim Barger Jamie Snavely Lisa Tosheff Yurchak Printing Inc. Published in the United States of America by Idea Group Publishing (an imprint of Idea Group Inc.) 701 E. Chocolate Avenue Hershey PA 17033 Tel: 717-533-8845 Fax: 717-533-8661 E-mail:
[email protected] Web site: http://www.idea-group.com and in the United Kingdom by Idea Group Publishing (an imprint of Idea Group Inc.) 3 Henrietta Street Covent Garden London WC2E 8LU Tel: 44 20 7240 0856 Fax: 44 20 7379 0609 Web site: http://www.eurospanonline.com Copyright © 2007 by Idea Group Inc. All rights reserved. No part of this book may be reproduced in any form or by any means, electronic or mechanical, including photocopying, without written permission from the publisher. Product or company names used in this book are for identification purposes only. Inclusion of the names of the products or companies does not indicate a claim of ownership by IGI of the trademark or registered trademark. Library of Congress Cataloging-in-Publication Data Advances in audio and speech signal processing : technologies and applications / Hector Perez Meana, editor. p. cm. Summary: “This book provides a comprehensive approach of signal processing tools regarding the enhancement, recognition, and protection of speech and audio signals. It offers researchers and practitioners the information they need to develop and implement efficient signal processing algorithms in the enhancement field”--Provided by publisher. Includes bibliographical references and index. ISBN 978-1-59904-132-2 (hardcover) -- ISBN 978-1-59904-134-6 (ebook) 1. Sound--Recording and reproducing. 2. Signal processing--Digital techniques. 3. Speech processing systems. I. Meana, Hector Perez, 1954TK7881.4.A33 2007 621.389’32--dc22 2006033759 British Cataloguing in Publication Data A Cataloguing in Publication record for this book is available from the British Library. All work contributed to this book is new, previously-unpublished material. The views expressed in this book are those of the authors, but not necessarily of the publisher. Advances in Audio and Speech Signal Processing: Technologies and Applications Table of Contents Foreword........................................................................................................................vi Preface..........................................................................................................................viii Chapter.I Introduction.to.Audio.and.Speech.Signal.Processin