Mann-Kendall Trend Test with Knight's Algorithm

Efficient implementation of the Mann-Kendall test for trend detection using merge sort algorithm (O(n log^2 n) complexity).

Usage

TH_MK_Trend(data_series)

Arguments

`data_series`

a numerical vector containing NA for missing values.

Value

A list with components:

S

Mann-Kendall S statistic

Var.S

Variance of S

Z

Z-score

p.value

Two-sided p-value

Author

Vladimiro Andrea Boselli, (2025) boselli.v@irea.cnr.it

Examples

 if (FALSE) {
data <- c(1.2, 3.4, 2.5, 4.1, 5.6)
result <- TH_MK_Trend(data)
}