TeAM YYeP G Digitally signed by TeAM YYePG DN: cn=TeAM YYePG, c=US, o=TeAM YYePG, ou=TeAM YYePG, email=yyepg@msn.com Reason: I attest to the accuracy and integrity of this document Date: 2005.05.04 03:17:28 +08'00' AUTOMATED FINGERPRINT IDENTIFICATION SYSTEMS (AFIS) AUTOMATED FINGERPRINT IDENTIFICATION SYSTEMS (AFIS) Peter Komarinski With contributions by: Peter T. Higgins and Kathleen M. Higgins Lisa K. Fox Amsterdam • Boston • Heidelberg • London • New York • Oxford • Paris San Diego • San Francisco • Singapore • Sydney • Tokyo Acquisitions Editor Mark Listewnik Project Manager Sarah M. Hajduk Associate Acquisitions Editor Jennifer Soucy Developmental Editor Pamela Chester Marketing Manager Christian Nolin Cover Design Eric DeCicco Interior Design Kenneth Burnley Composition SNP Best-set Typesetter Ltd., Hong Kong Cover Printer Phoenix Color Printer The Maple-Vail Book Manufacturing Group Elsevier Academic Press 30 Corporate Drive, Suite 400, Burlington, MA 01803, USA 525B Street, Suite 1900, San Diego, California 92101-4495, USA 84 Theobald’s Road, London WC1X 8RR, UK This book is printed on acid-free paper. Copyright © 2005, Elsevier Inc. All rights reserved. Except Appendix B © 1998 International Association for Identification. Used with permission. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Permissions may be sought directly from Elsevier’s Science & Technology Rights Department in Oxford, UK: phone: (+44) 1865 843830, fax: (+44) 1865 853333, e-mail: permissions@elsevier.com.uk. You may also complete your request on-line via the Elsevier homepage (http://elsevier.com), by selecting “Customer Support” and then “Obtaining Permissions.” Library of Congress Cataloging-in-Publication Data APPLICATION SUBMITTED British Library Cataloguing in Publication Data A catalogue record for this book is available from the British Library ISBN: 0-12-418351-4 For all information on all Elsevier Academic Press Publications visit our Web site at www.books.elsevier.com Printed in the United States of America 040506070809 987654321 To my family, especially my wife Mary Kay, who supported my endeavors, and my friends in the AFIS community who work tirelessly to make the world better. It is an honor to work with so many dedicated and talented individuals. CONTENTS FOREWORD xiii CHAPTER 1 INTRODUCTION 1 1.1 Welcome 1 1.2 Fingerprints 3 1.3 What Is AFIS? 4 1.4 Identification Practices Prior to AFIS Systems 8 1.5 Current Identification Practices 10 1.6 Why Fingerprint-Based Checks Are Important 12 1.7 From Paper to Paperless 13 1.7.1 Paper: The Fingerprint Card 13 1.7.2 Paperless: Livescan 13 1.8 The Impact of AFIS Systems 15 1.9 Other AFIS Issues 16 1.10 Why This Book Was Written 18 1.11 Who This Book Is Intended For 20 1.12 Chapter Overview 23 1.12.1 Chapter 2 History of Automated Fingerprint Identification System 24 1.12.2 Chapter 3 Fingerprints Are Unique 24 1.12.3 Chapter 4 AFIS Summary—How the System Works 24 1.12.4 Chapter 5 From Print to Identification 25 1.12.5 Chapter 6 Current Issues 25 1.12.6 Chapter 7 Buying an AFIS System: The Basic Documents Needed 26 1.12.7 Chapter 8 Standards and Interoperability 26 1.12.8 Chapter 9 Contractual Issues Regarding the Purchase of an Automated Fingerprint Identification System 26 1.12.9 Chapter 10 Case Study—Diamonds in the Rough: Increasing the Number of Latent Print Identifications 27 1.12.10 Appendices 27 CHAPTER 2 HISTORY OF AUTOMATED FINGERPRINT IDENTIFICATION SYSTEM 29 2.1 Early Prints 29 2.2 Moving Beyond a Single Database 32 2.3 Fingerprint (Tenprint) Cards 33 2.4 Latent Print Processing 36 2.5 The First AFIS System 37 2.6 Growth and Development of AFIS Systems 39 2.7 IAFIS: The AFIS That Changed the World of Fingerprint Automation 41 2.7.1 Transmission Standard 46 2.7.2 FBI and Other Implementations of the ANSI Standard 47 2.7.3 Image Quality Specifications 48 2.7.4 Compression Standard 49 2.7.5 Conclusion 50 2.7.6 Current Challenges 50 CHAPTER 3 FINGERPRINTS ARE UNIQUE 53 3.1 Names 53 3.2 Identification Documents 54 3.2.1 Driver’s License 55 3.2.2 Passport 57 3.3 Photographs 59 3.4 DNA 61 3.5 Fingerprints 61 3.5.1 Physical Characteristics 61 3.5.2 Proven Uniqueness? 62 3.5.3 Image Quality 64 3.6 Classification Systems 66 3.6.1 The NCIC System 66 3.6.2 The Henry and American Classification Systems 68 3.6.3 Filing Systems 70 CHAPTER 4 AFIS SUMMARY—HOW THE SYSTEM WORKS 73 4.1 Databases 73 4.2 Processing Overview 76 4.2.1 Tenprint 76 4.2.2 The Latent Print Process 80 4.2.3 Unsolved Latent Search 83 4.2.4 Latent/Latent Search 84 4.3 Why AFIS Systems Work 84 4.4 Why Are Some Identifications Missed? 86 CHAPTER 5 FROM PRINT TO IDENTIFICATION 89 5.1 AFIS Components 89 5.1.1 Physical Layout of AFIS 90 5.1.2 AFIS Hardware 90 5.1.3 Coders 93 5.1.4 RAID Storage 95 5.1.5 Matchers 96 AUTOMATED FINGERPRINT IDENTIFICATION SYSTEMS viii . 03:17:28 +08'00' AUTOMATED FINGERPRINT IDENTIFICATION SYSTEMS (AFIS) AUTOMATED FINGERPRINT IDENTIFICATION SYSTEMS (AFIS) Peter Komarinski With. Coders 93 5.1.4 RAID Storage 95 5.1.5 Matchers 96 AUTOMATED FINGERPRINT IDENTIFICATION SYSTEMS viii 5.2 Fingerprint Cards and Images 98 5.2.1 Past Practices