MCE User’s GuideMCE windows and dialogs

Current ROI

Table 9

Controls in the lower left corner

 

 

 

[Center]

 

The center of the ROI in millimeters. The values can not

 

 

be changed unless [Modify] button is pressed.

 

 

 

[Extent]

 

The extent of the ROI in millimeters. Only the extents

 

 

along the X, Y, and Z coordinate axes are shown,

 

 

although the ROI selected from the Color display (p. 29)

 

 

can be oblique. The values can not be changed unless

 

 

[Modify] button is pressed.

 

 

[Orientation]

The orientation of the ROI (p. 14). The units of the val-

 

 

ues do not matter. The values can not be changed unless

 

 

[Modify] button is pressed.

 

 

[Smooth edges]

When selected, a smooth weighting function is used.

 

 

When unselected, hard edges are used.

 

 

[Comment]

The comment used as the name of the ROI

 

 

 

Other controls

Table 10 Controls in the bottom row

[Modify]

Press this button to modify the ROI center and extents

 

or to create the ROI by hand. Only ROIs with main

 

axes coinciding with the X, Y, and > axes can be spec-

 

ified.

 

 

[Delete]

Delete the selected ROI. You can delete only the ROIs

 

you have created yourself.

 

 

[Save]

Save the current ROI in the database

 

 

[Close]

Close the window

 

 

SQL database

All the ROI queries are done from an database server using SQL query lan- guage. Some examples how to refine your queries:

x<0

x<0 AND y>30

fiffile LIKE "rpsef%"

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Elektra Beckum MCE, NM20600A-A manual Current ROI, Other controls, SQL database