Monthly Archives: August 2017

The Beginner’s Guide to Suspect Height Calculation from CCTV

Otherwise known as ‘The Science of Single View Metrology’

The first common question asked to a forensic video analyst is, “Can you tell me what that license plate is?”. The second question is, “What is the height of that person?”.

It is then the forensic video analyst’s responsibility to analyze the video, assess its suitability to answer the question, process and prepare the images, and then finally use science to provide the answer, based on facts.

Taking a ‘workflow’ approach can often safeguard the user from missing vital information that may be relevant further along in the process.

There are a few different methods to attempt an answer to this height question, with different constraints, reliability, and drawbacks. In this post I will be taking an in-depth look at the technique built into Amped FIVE, using the filter Measure 3d.

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What monitor to use?

It’s a common question during training – “What Monitor to use?”

One of the many reasons why people start using software like Amped FIVE is that it installs and runs on any modern Windows PC. There is no need to have huge amounts of hardware or specific configurations. A good, stable setup will work perfectly well.

One of the key purchasing decisions though, when updating or designing a new workstation is the monitor. Some of you may remember that I briefly mentioned monitors in last year’s Advent Calendar: useful tips and tricks in Amped FIVE blog post.

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Amped featured in Fraud Intelligence

Alan Osborn, from Fraud Intelligence, writes about the strong interest shown at the Forensics Europe Expo, by the Trieste, Italy-based company Amped Software, whose technology enables the analysis, enhancement, and authentication of images and video. Amped told FI how it’s very easy to alter an image and change the context and the meaning of that image, but hiding the artifacts that are left behind is much harder.

Click here for the PDF version of the published article.