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Paperback: 252 pages
Data: July 30, 2007
Format: PDF
Description: he First Practical Guide to the Use of Photoshop in Forensics Investigations

This timely book is the first to take the forensic use of digital imaging out of the classroom and into the real world for law enforcement, legal, and other forensics professionals. How do you show the exact position or size of a fluorescing blood stain in a crime scene? How do you analyze and enhance stills from security video? How do you explain your Photoshop efforts in court?

From metadata and sharpening methods to using the History log and accurately evaluating scale within a scene, this serious guide from one of the most highly sought trainers in imaging forensics outlines the processes you need for using Adobe® Photoshop® in a forensics environment. Whether you're working with the newest features of Photoshop CS3 or using an earlier version of the software, these clear, step-by-step tutorials will help you:

Follow and apply legal rules of digital evidence and master best practices
Maintain an audit trail for non-standard enhancements to an image
Evaluate metadata to determine if an image is what it purports to be
Measure objects and scale in a photograph
Take advantage of non-destructive image enhancement techniques
Extract fingerprints from backgrounds using color isolation techniques
Take advantage of Adobe Camera Raw file formats in a forensic workflow
Correct bad exposures and color shifts in crime scene, evidence, and traffic collision photos
Perform frame averaging natively in Photoshop for image noise reduction
Get great prints for use in court by following good color-management policies

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