Description of metadata
Metadata
Description
-
The point ID of the points chosen from
Job where WGS84
points are stored
.
Local point
The point ID of the points chosen from
Job where local
points are stored
.
Match
The type of match to be made between the points. This
information is used in the transformation calculation.
•
For Onestep or Twostep possible options are
Position &
height
,
Position only
,
Height only
or
None
.
•
For Classic 3D, possible options are
Position & height
or
None
.
None
removes matched common points from the transfor-
mation calculation but does not delete them from the list.
This option can be used to help improve residuals.
Next step
Calculate
computes the transformation and continues to
Residuals
or to
Classic 3D Parameters
if
Prompt me to enter fixed transformation
parameters
was checked.
The settings on this page define the parameters to be used in a Classic 3D
transformation. Refer to "I Glossary" for more information about how many
transformation parameters are computed, based on the number of points com-
mon to both datum.
IF the value for a field is
THEN the value for this parameter will be
-----
calculated.
any number
fixed to that value.
Description of fields
Field
Option
Description
Model
Bursa-Wolf
or
Moloden-
sky-Badekas
The transformation model to be used. Refer
to standard surveying literature for details on
the models.
Shift dX
Editable field
Shift in X direction.
Shift dY
Editable field
Shift in Y direction.
Shift dZ
Editable field
Shift in Z direction.
Rotation X
Editable field
Rotation around the X axis.
Rotation Y
Editable field
Rotation around the Y axis.
Rotation Z
Editable field
Rotation around the Z axis.
Scale
Editable field
Scale factor.
Classic 3D Parameters
Determine Coordinate System
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