qat (version 0.74)

qat_analyse_noc_rule_1d: Perform a noc-rule-check

Description

This check tests data on whether it changes after a given amount of values.

Usage

qat_analyse_noc_rule_1d(measurement_vector, max_return_elements)

Arguments

measurement_vector

The measurement vector, which should be tested

max_return_elements

Number of coherent elements, which are allowed to have no change between the single values, without indicate an error

Value

It returns a list with the following entries:

Details

This check tests the given measurement vector from the beginning to the end, on how much values in a row got the same value. If the number of values, which is defined by max\_return\_elements prior to the actual element got the same value as the actual element, the resulting flagvector will be set to 1 on the actual position. Else it will be set to 0.

References

Meek, D.W., Hatfield, J.L. (1994) Data quality checking for single station meteorological databases, \_Agricultural and Forest Meteorology\_, *69* (1-2), 85-109.

See Also

qat_plot_noc_rule_1d, qat_call_noc_rule

Examples

vec <- c(1,2,3,4,4,4,5,5,4,3,NaN,3,2,1)
result <- qat_analyse_noc_rule_1d(vec, 1)