Harris Corporation

David Elsner

Mark Donald Rahmes

Harlan Yates

Anthony O'Neil Smith

John D Karp

Todd E Ham

Robert M Garceau

A method () comprises steps of: receiving a first digital model () of a first three-dimensional scene comprising at least one object; receiving a second digital model () of a second three-dimensional scene comprising at least one object; and performing a change analysis () on the first and second digital models to provide a difference indication representing a difference between the first and second models. In one embodiment a mean square error operation () is performed on the first and second digital models to provide a value indicating the difference between the digital models. In another embodiment, a conflation operation is performed on the difference model provided by the change analysis () and an object level change database () is produced.

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Melbourne, FL, United States of America

David Elsner