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aggregates data by summing the values |
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The table below shows an example of accumulating 6-hourly values to daily values using this transformation.
| Original series | Result |
Date/Time | Value | Value |
01-01-2007 00:00 | 1.00 |
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01-01-2007 06:00 | 2.00 |
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01-01-2007 12:00 | 3.00 |
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01-01-2007 18:00 | 4.00 |
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02-01-2007 00:00 | 5.00 | 14.00 |
02-01-2007 06:00 | 6.00 |
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02-01-2007 12:00 | NaN |
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02-01-2007 18:00 | 8.00 |
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03-01-2007 00:00 | 9.00 | NaN |
03-01-2007 06:00 | 10.00 |
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In the examples above the inputMissingValuePercentage and the inputDoubtfulPercentage was configured hard-coded in the configuration file. However it is also possible to make a reference to an attribute of a location. To reference to an attribute the referenced attribute should be placed within @.
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<inputMissingPercentage><at:var at:name="MV" /><<inputMissingPercentage>@MV@</inputMissingPercentage> |
For example to reference the attribute MV for the inputMissingValuePercentage the configuration should be like.
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