23. The computing system of claim 22 wherein the computer-executable instructions further control the computing system to determine that the original image includes the object by rendering the model image from a view from which the original image was collected so that the objects in the model image can be identified.
23. The computing system of claim 22 wherein the computer-executable instructions further control the computing system to determine that the original image includes the object by rendering the model image from a view from which the original image was collected so that the objects in the model image can be identified. 24. The computing system of claim 23 wherein objects of the 3D model are color-coded so that when a user selects a pixel in the original image, the pixel in the model image is used to identify the corresponding object.