Processes | Expression Parameters | y-Coordinate Variable
y -Coordinate Variable
Use this field to specify the variable whose values specify the y -coordinates for all of the spots on the microarray .
To Specify the Y -Coordinate Variable:
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Specify the Coordinate Data Set .
All of the variables in the coordinate data set are displayed in the Available Variables field.
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Examine the list of available variables.
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Highlight the variable listing the y -coordinates of the spots on the array.
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Click to add the highlighted variable to the Y-Coordinate Variable field, as shown below: