Computational Forensics

Computational Forensics

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When a wavelet coefficient is large, a lot ofsignal energyis locatedatthat point, which mayindicate important image features such as edges. ... The presented algorithm was implemented using the free WaveLab package [24] in Matlab, and has been integrated in the open source NFI PRNUCompare program that has been made freely available [25]. Fig. ... (that form a Quadrature Mirror Filter) work on the image data, decomposing the image into an orthonormal basis (transform coding).

Title:Computational Forensics
Author:Zeno J. M. H. Geradts, Katrin Franke, Cor J. Veenman
Publisher:Springer Science & Business Media - 2009-07-28


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