ch_tr_sign {CSHShydRology}

ch_tr_sign

Description

Converts MK (or other) slopes to integers 1-2-3 (negative, none, positive). These indices can be used to indicate trend direction.

Usage

ch_tr_sign(x, offset = 2)

Arguments

x

an array of slopes

offset

the amount of shift to make values positive integers, default is 2.

Value

Returns an array of indices (1, 2, 3)

Author(s)

Paul Whitfield

Examples

 mkin <- c( -0.23, 0.34, 0.0, .033, -0.55)
 mkout <- ch_tr_sign(mkin)
 # 1 3 2 3 1