Computational Forensics : 5th International Workshop, IWCF 2012, Tsukuba, Japan, November 11, 2012 and 6th International Workshop, IWCF 2014, Stockholm, Sweden, August 24, 2014, Revised Selected Papers

This book constitutes the refereed post-conference proceedings of the 5th and 6th International Workshops on Computational Forensics, IWCF 2012 and IWCF 2014, held in Tsukuba, Japan, in November 2010 and August 2014. The 16 revised full papers and 1 short paper were carefully selected from 34 submissions during a thorough review process. The papers are divided into three broad areas namely biometrics; document image inspection; and applications. Front Matter....Pages I-X Front Matter....Pages 1-1 Voice Passphrase Variability Evaluation for Speaker Recognition....Pages 3-9 Minutiae Based Palmprint Indexing....Pages 10-19 Studies in Individuality: Can Students, Teachers and Schools Be Determined from Children’s Handwriting?....Pages 20-30 Robust 2D Face Recognition Under Different Illuminations Using Binarized Partial Face Features: Towards Protecting ID Documents....Pages 31-43 Comparison of Multidirectional Representations for Multispectral Palmprint Recognition....Pages 44-54 Efficient Iris Recognition System Using Relational Measures....Pages 55-66 On Latent Fingerprint Image Quality....Pages 67-82 A Study of Identification Performance of Facial Regions from CCTV Images....Pages 83-91 Front Matter....Pages 93-93 Inverse of Low Resolution Line Halftone Images for Document Inspection....Pages 95-103 When Document Security Brings New Challenges to Document Analysis....Pages 104-116 Stamp Verification for Automated Document Authentication....Pages 117-129 Lessons Learned from Automatic Forgery Detection in over 100,000 Invoices....Pages 130-142 Front Matter....Pages 143-143 Introducing and Analysis of the Windows 8 Event Log for Forensic Purposes....Pages 145-162 Automatic Creation of Computer Forensic Test Images....Pages 163-175 Art Forgery Detection via Craquelure Pattern Matching....Pages 176-187 Forensics Acquisition and Analysis of Instant Messaging and VoIP Applications....Pages 188-199 Biografo: An Integrated Tool for Forensic Writer Identification....Pages 200-211 Back Matter....Pages 213-213