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PD: Performing Video Footage Analysis

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Questions and Answers

According to Tom Fuller, what is the relationship between seeing and truth?

"Seeing is deceiving, and truth is clarity."

"Seeing is believing, but truth is feeling." (correct)

"Seeing is misleading, but truth is enduring."

"Seeing is temporary, but truth is permanent."

What is a challenge encountered when analyzing video footage?

Color variation

Audio synchronization

Lens distortion (correct)

Frame speed

What tool do video analysts use at the scene to gather information?

A laser (correct)

A ruler

A drone

A high-speed camera

What is the purpose of frame timing in dash cams and other cameras?

To save space on the device (B) Signup and view all the answers

What happens if the frame timing is incorrect in a dash cam video?

The full extent of the accident may not be accurately depicted. (C) Signup and view all the answers

What are some pitfalls that can occur with video footage?

Dropped frames and converted frames (A) Signup and view all the answers

Why is it important to extract data directly from the source?

To maintain original quality (A) Signup and view all the answers

What do engineers analyze to determine the speed of multiple vehicles?

Reverse projection analysis (C) Signup and view all the answers

What is used to establish the video and understand the dynamics of a crash?

EDR information (A) Signup and view all the answers

If a video does not trigger an event in the EDR, what does that imply about the collision speed?

It was less than 8 km/h. (B) Signup and view all the answers

What should you do if you have access to the camera that recorded an event?

Obtain frame timing metadata (B) Signup and view all the answers

What is critical to determine in regards to motion blur for forensic analysis?

The start and end points of the blur (C) Signup and view all the answers

How does a 3D laser scanner assist video analysts?

By giving a better perspective of what the camera captured (B) Signup and view all the answers

Why is it important to remember the positioning of cameras when analyzing video footage?

Because it may alter the perceived curvature of roads (B) Signup and view all the answers

What is the benefit of dissecting videos from all angles in an accident analysis?

To find errors or truths depending on forensics or engineering (A) Signup and view all the answers