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Home > Featured Articles > The Use of 3D Holograms to Bust Forgers: A New Technique
The Use of 3D Holograms to Bust Forgers: A New Technique
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3D Holograms to Bust ForgersThanks to whole team of physicists in Rome, Italy where scientists declared a new technique that can discover and detect forged handwriting better than ever before. Now, because of efforts shown by all of them, forging bank checks and bills could reach near the word impossible.

Scientists involved in this new forgery detection technique were Professor Giuseppe Schirripa Spagnolo, Carla Simonetti and Lorenzo Cozzella from the Universita degli Studi "Roma Tre" in Rome. This detection technique constructs a 3D hologram piece of handwriting and examine tiny bumps and variations along its path. Two most common techniques used are image processing and virtual reality.

Till now, 2D level technique helps in detecting forged signatures usually done by professionals who analyze the chain of individual "strokes" in a piece of handwriting. Although, good forgery can go undetermined at the 2D level because it isn't always easy to detect the exact chain and sequence of strokes. Professors team in Rome, configure 3D holograms considered as path for a piece of writing, inducing an image on a computer that looks like a ditch or furrow.

Virtual reality and Image processing
Tracing is the most common technique mostly used by forgers, however two signatures are never never same in reality. Other than tracing, one more technique known as freehand method is used in which counterfeiter follows to copy that style and feature of handwriting which they are trying to copy. In both methods, it is almost unattainable for forger to generate same variation of pressure used by the original writer.

According to one of the professor, Schirripa Spagnolo , using image processing and virtual reality helps to determine presence of bumps at cross-over points and this in turn allow experts to easily determine sequence of strokes in a piece of handwriting and the signs of a forgery or original.

Also known as 3D Micro-profilometry technique, this method is used by Rome team to determine hundreds of dissimilar handwriting samples made by using a variety of different paper types and pens. Along with this, they have also addressed this technique to bank checks and wills in successfully detecting forgeries. Last but not least according to professor Schirripa Spagnolo, this technique is one of the most up coming way of detecting forged handwriting and also acts as a powerful tool for forensic experts around the world.

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