About Measuring Component Comparison Periods

Measuring component comparison periods are records of measuring component comparison. These are used by the Interval Proxy Day Estimation VEE rule to compare weather data to identify historical dates that most closely match current and/or future dates.

Measuring component comparison periods are created by the Interval Proxy Day Estimation rule, and are defined the following:

• Primary Measuring Component: The measuring component against which the comparison will be run
• End Date / Start Date: The date range that is compared to the period for the Examined Measuring Component (defined by the Examined End Date and Examined Start Date)
• Rank: The rank of this data point relative to the other comparison period stores for the same Measuring Component, Comparison Type, and End Date. The lower the rank, the better.
• Examined Measuring Component: The measuring component that will be compared to the Primary Measuring Component.
• Examined End Date / Examined Start Date: The date range that is compared to the period for the Primary Measuring Component (defined by the End Date and Start Date)
• Lowest Quality Condition : The lowest quality of condition code that was found for the measurements in the related period.
• Comparison Metric: The specific metric used to calculate the Comparison Result from the related Comparison Type)
• Comparison Result: The value result of the comparison.