as.linfun: Convert Data to a Function on a Linear Network
Description
Convert some kind of data to an object of class "linfun"
representing a function on a linear network.
Usage
as.linfun(X, …)
# S3 method for linim
as.linfun(X, …)
# S3 method for lintess
as.linfun(X, …)
Arguments
X
Some kind of data to be converted.
…
Other arguments passed to methods.
Value
Object of class "linfun".
Details
An object of class "linfun" represents
a function defined on a linear network.
The function as.linfun is generic. The method as.linfun.linim
converts objects of class "linim" (pixel images on a linear
network) to functions on the network.
The method as.linfun.lintess converts a tessellation
on a linear network into a function identifying which tile contains
any given point.