mannKen: Mann-Kendall trend test and the Sen slope (code modified from...

In TTAinterfaceTrendAnalysis: Temporal Trend Analysis Graphical Interface

Mann-Kendall trend test and the Sen slope (code modified from the former wq package)

Description

Applies Kendall's tau test for the significance of a monotonic time series trend. Also calculates the Sen slope as an estimate of this trend.

Usage

  
  mannKen(x, ...)

Arguments

x	A numeric vector, matrix or data frame
...	Other arguments to pass to plotting function

Value

A list of the following if x is a vector:

sen.slope Sen	slope
sen.slope.rel	Relative Sen slope
p.value	Significance of slope
S	Kendall's S
varS	Variance of S
miss	Fraction of missing slopes connecting first and last fifths of x or a matrix with corresponding columns if x is a matrix or data frame.

Author(s)

Alan D. Jassby and James E. Cloern

See Also

seaKen seasonTrend

TTAinterfaceTrendAnalysis documentation built on March 31, 2023, 6:12 p.m.