TrendMatrix: Trend matrix

Description Usage Arguments Details Value See Also

Description

Calculates a matrix containing the components of a trend function at the specified data locations.

Usage

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TrendMatrix(x, trend, ...)

## S4 method for signature 'points3DDataFrame,character'
TrendMatrix(x, trend)

## S4 method for signature 'directions3DDataFrame,character'
TrendMatrix(x, trend)

Arguments

x

A 3D spatial object.

trend

A character string convertable to a formula.

Details

A call with a directions3DDataFrame as argument returns the derivative of the trend function at the given locations. This is used in situations involving derivative data.

Value

A matrix with nrow(x) rows and number of columns according to the specified trend formula.

See Also

CovarianceMatrix


italo-goncalves/geomod3D documentation built on May 24, 2019, 2:49 p.m.