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Figure 6-11: Example Calibration plot with Confidence intervals (red dotted line) of one standard deviation and
Band-mean indicators (yellow triangles).
Residual Maps. In MAGNET, it is possible to display the locations of comparison points which yield
residuals above/below a prescribed threshold. Use the drop-down mean next to ‘Show residual map’ to
apply one of the following mapping options:
• Distribution – the residual for all comparison points is indicated by colored data markers
• Outside std – the location of comparison points that yielded residuals larger than the number of
standard deviations used for computing confidence intervals CI).
• Inside std – the location of comparison points that yielded residuals larger than the number of
standard deviations used for computing confidence intervals.
Each of the possible residual mapping options are shown in Figure 6-12. If the Distribution option is chosen,
it is useful to check the radio box next to ‘Horizontal’ or ‘Vertical’ to display a legend in the horizontal or
vertical direction, respectively. When the ‘Outside std’ option is selected, comparison points yielding
residuals that are outside the CI and with a simulated head less than observed head are displayed as blue
triangles in the MDWA. Conversely, comparison points y yielding residuals that are outside the CI and
with a simulated head greater than observed head are displayed appear as red triangle (see Figure 6-12).
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