Description Usage Arguments Details Value See Also
Calculates a matrix containing the components of a trend function at the specified data locations.
1 2 3 4 5 6 7 | TrendMatrix(x, trend, ...)
## S4 method for signature 'points3DDataFrame,character'
TrendMatrix(x, trend)
## S4 method for signature 'directions3DDataFrame,character'
TrendMatrix(x, trend)
|
x |
A 3D spatial object. |
trend |
A character string convertable to a formula. |
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.
A matrix with nrow(x)
rows and number of columns according to
the specified trend formula.
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