Metrohm Vision Manual User Manual
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Library Stabilization box appears. You can change the default value
(0 nm) of the stabilization constant to remove false negative results caused by zero-
crossovers.
3.
Click on OK when done.
4.
In the Edit Math Properties dialog box configure the following parameters:
•
In the Wavelength Region box define up to 8 wavelength regions.
•
If the Mahalanobis distance or residual variance method is used, in the Components
box define how many PCs Vision should use. Specify either the number of PCs or the
percent of cumulative variance to calculate this number.
•
If maximum distance is used, you can declare a Minimum Variance value. The
calculated standard deviation spectrum will not have values lower than this
parameter.
•
If a math pretreatment was chosen, you can change defaults by clicking on the
proper tab.
5.
Click on OK when done.
Visual Display of Results
The right side of the results screen contains a series of graphs, the number and kind of graph
depends on your choice of qualification method.