Please add some reference
points seen by at least two
cameras, and such that each
cam sees at least four.
First point defines origin,
second point defines x-axis.
For at least three items,
also enter height (meters).

Please enter one or more
distances (meters),
especially helpful between
first and second point (x-axis).

Set sumsquares limit value
above which results will be
rejected. On wrong result,
set limit somewhat lower than
reported value, then re-submit.