CONTENTS	6
	PREFACE	10
	ACKNOWLEDGEMENTS	12
	PART I INTRODUCTION AND BACKGROUND	14
	1 INTRODUCTION	15
	1.1 Overview	15
	1.2 Biometric Systems	17
	1.3 Hand-Based Biometrics	20
	1.4 Why Palmprint?	23
	1.5 Arrangement of this Book	29
	2 PALMPRINT DATA	33
	2.1 Palmprint Data Acquisition	33
	2.2 Different Online Palmprint Acquisition Devices	36
	2.3 Offline Palmprint Databases	39
	2.4 Online Palmprint Databases	42
	2.5 Summary	45
	PART II OFFLINE METHODOLOGIES	48
	3 PALMPRINT PREPROCESSING	49
	3.1 Introduction	49
	3.2 Datum Point Registration	51
	3.3 Inked Image Alignment	56
	3.4 Experimental Result	58
	3.5 Summary	60
	4 FEATURE EXTRACTION AND MATCHING	61
	4.1 Line Feature Extraction	61
	4.2 Line Matching	64
	4.3 Singular Point for Classification	67
	4.4 Summary	71
	5 LAYERED IDENTIFICATION USING MULTIPLE FEATURES	73
	5.1 Introduction	73
	5.2 Coarse-level Classification	74
	5.3 Fine- level Identification	77
	5.4 Experimental Results	81
	5.5 Summary	81
	PART III ONLINEMETHODOLOGIES	84
	6 PALMPRINT SEGMENTATION BY KEY POINT FEATURES	85
	6.1 Square-Based Segmentation	85
	6.2 Inscribed Circle-Based Segmentation	90
	6.3 Comparison between two Segmentation Approaches	92
	6.4 Summary	94
	7 TEXTURE FEATURE USING 2-D GABOR FILTERS	97
	7.1 Texture Feature Extraction	97
	7.2 Feature Matching	98
	7.3 Parameter Selection and Performance Test	99
	7.4 Experimental Results and Analysis	105
	7.5 Summary	109
	8 LINE FEATURES EXTRACTION AND REPRESENTATION	111
	8.1 Palm Line Feature Extraction	111
	8.2 Line Matching Strategies	114
	9 LINEAR DISCRIMINATION FEATURE EXTRACTION	125
	9.1 Definition: Fisherpalms	125
	9.2 Analysis on Fisherpalms	129
	9.3 Eigenpalms in Palmprint	134
	9.4 Performance Analysis on Eigenpalms	136
	9.5 Summary	138
	10 TRANSFORM-BASED PALMPRINT IMAGE ANALYSIS	141
	10.1 Palmprint Analysis by Fourier Transform	141
	10.2 Wavelet Signatures via Directional Context Modeling	150
	10.3 Characterization of Palmprint by Wavelet Signatures	153
	10.4 Identification Strategies and Experiments	162
	11 ONLINE PALMPRINT CLASSIFICATION	167
	11.1 Online Palmprint Preprocessing	167
	11.2 Principal Lines Extraction	172
	11.3 Six Types of Palmprints	176
	11.4 Experimental Results	178
	11.5 Summary	179
	12 HIERARCHICAL PALMPRINT CODING WITH MULTI-FEATURES	181
	12.1 Introduction	181
	12.2 Hierarchical Palmprint Coding	184
	12.3 Multiple Similarity Measurement	186
	12.4 Hierarchical Palmprint Matching	188
	12.5 Experimental Results	189
	12.6 Summary	194
	PART IV PALMPRINT AUTHENTICATION SYSTEM	196
	13 PALMPRINT ACQUISITION SYSTEM	197
	13.1 System Requirements	197
	13.2 Parameter Selection	201
	13.3 System Performance Evaluation	206
	13.4 Summary	209
	14 A PROTOTYPE DESIGN FOR CIVIL APPLICATIONS	211
	14.1 Introduction	211
	14.2 System Framework	212
	14.3 Experimental Results	215
	14.4 Performance Evaluation	219
	14.5 Potential Applications	228
	14.6 Summary	230
	15 BOOK REVIEW AND FUTURE WORK	231
	15.1 Book Recapitulation	231
	15.2 Future Work	235
	REFERENCES	239
	INDEX	249
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