trendMatrix.update: Trend model matrix operation
Description
Updates the trend linear model matrix when new data are given.
Usage
trendMatrix.update(model, Xnew)
Value
The model matrix corresponding to known design points and new data points.
Arguments
- model
an object of class km corresponding to the non-updated kriging model.
- Xnew
a data frame containing the new data points.
Author
O. Roustant, D. Ginsbourger