TECHNIQUES
Step By
Step
The following list outlines the step by step process we take
in developing
and producing each computer visualization we create. Based on
the needs
and complexity of the case, this process can take from two
weeks to
two months.
- All
available
case material is analyzed by each team member on the
project.
- A
meeting is
held with attorney and/or experts to determine the scope of
the simulation
- i.e. the number of points of view, the number of
scenarios, the
number of motion paths, etc.
-
Storyboards
of the proposed simulation are developed and created.
-
Foundation material
is collected, analyzed, and verified.
- Scenes
and models
are built to scale based on the established foundation.
-
Objects are
animated according to motion paths provided by counsel's
accident
reconstructionist.
-
Titles, time
lines, distance counters, diagrams, and any other
presentation needs
are added.
- The
final simulation
is recorded to a VHS tape or CD-ROM and delivered to our
client.
Foundational Accuracy
Visual Forensics maintains rigorous engineering and scientific
standards
for assessing visual elements, in both the field and in the
computer
lab, ensuring foundational accuracy for the simulations we
produce.
Depictions of events are based on data from police
investigation reports,
professional survey data, high resolution aerial photography,
scene
photographs and video, reconstructionist measurements and
motion path
data/analysis, meteorological reports and expert analysis.
At the
completion
of each project, the Visual Forensics team on the job produces
a comprehensive
foundational report detailing the source of every critical
element of
the simulation. In addition to these reports, we use a
multitude of
techniques in the simulations themselves to show all
litigation participants
how our accuracy is achieved.
For
example, whenever
possible we fade from actual pictures of the objects and/or
vehicles
involved in the incident to the models we build in the
simulation to
demonstrate strict adherence to the evidence available.
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The
images above are an example of how we fade from an
actual photograph
of a train to the computer model created for the
simulation. See
the Fades
section in our online portfolio for more examples of
this technique.
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If video
is available,
we can create a split screen with the computer simulation
running in
unison along side of the video reenactment. This technique is
very helpful
in demonstrating how the computer simulation adheres to the
reality
of the factors and/or conditions in the case such as traction
and skidding
as seen in the example below.
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Left
- computer simulation; right - video reenactment.
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Tools
Of The
Trade Visual Forensics applies a variety of technical
tools and
multimedia resources to produce scientifically sound, visually
compelling
computer simulations. In addition to the case foundation data,
our modelers
and animators use state of the art computer workstations and
graphic
programs to build the 3D environments in which the incident is
recreated.