sttknorm {stabilo}

Standardizes Statokinesigrams

Description

confines a given statokinesigram in a circumference of radius equal to 1, without spatially distorting its shape. The circumference contains 95 percent of statokinesigram's points.

Usage

sttknorm(dados)

Arguments

dados

data frame with two columns "x" and "y"

Details

'dados' is a data frame containing two columns named "x" and "y". The pairs (x, y) are the coordinates of the center of pressure acquired in a period of time.

Value

The normalized statokinesigram stknorm.

Author(s)

Jose Magalhaes de Oliveira

See Also

sttkarea, sttklength

Examples

x <- c(1,3,7,5,9,4,3,6,8,2,8,9,4,5,7,3,4,7,9,3,2,5,3,4,8,2,9,7,4,2)
y <- c(6,3,9,1,3,7,4,9,6,1,7,3,9,7,2,6,3,4,8,1,9,3,6,8,1,6,2,9,8,3)

COP <- data.frame(x, y)

COPnorm <- sttknorm(COP)