SpringerBriefs in Computer Science Series Editors Stan Zdonik Peng Ning Shashi Shekhar Jonathan Katz Xindong Wu Lakhmi C. Jain David Padua Xuemin Shen Borko Furht For further volumes: http://www.springer.com/series/10028 Sergio Escalera Xavier Baró Oriol Pujol Jordi Vitrià Petia Radeva • • • Traffic-Sign Recognition Systems 123 Dr. Sergio Escalera Department of Applied Mathematics and Analysis University of Barcelona Gran Via de les Corts Catalanes 585 08007 Barcelona Spain e-mail:
[email protected] Dr. Jordi Vitrià Department of Applied Mathematics and Analysis University of Barcelona Gran Via de les Corts Catalanes 585 08007 Barcelona Spain e-mail:
[email protected] Dr. Xavier Baró Department of Computer Science Universitat Oberta de Catalunya Rambla del Poblenou 158 Barcelona Spain e-mail:
[email protected] Dr. Petia Radeva Department of Applied Mathematics and Analysis University of Barcelona Gran Via de les Corts Catalanes 585 08007 Barcelona Spain e-mail:
[email protected] Dr. Oriol Pujol Department of Applied Mathematics and Analysis University of Barcelona Gran Via de les Corts Catalanes 585 08007 Barcelona Spain e-mail:
[email protected] ISSN 2191-5768 ISBN 978-1-4471-2244-9 DOI 10.1007/978-1-4471-2245-6 e-ISSN 2191-5776 e-ISBN 978-1-4471-2245-6 Springer London Dordrecht Heidelberg New York British Library Cataloguing in Publication Data A catalogue record for this book is available from the British Library Library of Congress Control Number: 2011936533 Ó Sergio Escalera 2011 Apart from any fair dealing for the purposes of research or private study, or criticism or review, as permitted under the Copyright, Designs and Patents Act 1988, this publication may only be reproduced, stored or transmitted, in any form or by any means, with the prior permission in writing of the publishers, or in the case of reprographic reproduction in accordance with the terms of licenses issued by the Copyright Licensing Agency. Enquiries concerning reproduction outside those terms should be sent to t