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==Rogue value== | ==Rogue value== | ||
In this article, the term '''rogue value''' is used for when in Cumulus you see a value that you believe should not be there. Generally, it refers to a single data point, but where that weather derivative is | In this article, the term '''rogue value''' is used for when in Cumulus you see a value that you believe should not be there. Generally, it refers to a single data point, but where that weather derivative is cumulative in nature it might affect a string of recorded values. Regardless of whether it is single or not, such a rogue value can be propagated into several of the extreme derivatives that Cumulus calculates and maintains in its various logging files. | ||
Here are a typical examples: | Here are a typical examples: | ||
* it might appear that a gust of 89 mph was recorded as the highest on a day when you are sure it was not that windy, a single data point is wrong | * it might appear that a gust of 89 mph was recorded as the highest on a day when you are sure it was not that windy, a single data point is wrong | ||
* perhaps you saw 478.8mm of rain occurring on a dry day, this might be a single data point error, or as rain total is | * perhaps you saw 478.8mm of rain occurring on a dry day, this might be a single data point error, or as rain total is cumulative a series of wrong date points | ||
* an extreme can be attributed to wrong time (or even wrong day), because the time on your weather station clock is wrong | * an extreme can be attributed to wrong time (or even wrong day), because the time on your weather station clock is wrong | ||
[[Category:Log Files]][[Category:Cumulus MX]] | [[Category:Log Files]][[Category:Cumulus MX]] |
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