to.tcmat: Creation of a transport costs matrix
In MCI2: Market Area Models for Retail and Service Locations

Description Usage Arguments Details Value Author(s) See Also Examples

Creation of a tcmat list object from a given transport costs table

1	to.tcmat(dataset, colname.from, colname.to, colname.tc)

`dataset`	A `data frame` containing the transport costs table
`colname.from`	Name of the column containing the origin IDs
`colname.to`	Name of the column containing the destination IDs
`colname.tc`	Name of the column containing the transport costs (e.g. airline distances, travel times)

Creation of a tcmat list object (Transport costs matrix) from a given table for further use in huff and mcimat.create.

A tcmat list (invisible) containing the following components:

`coords_origins`	A `data.frame`
`coords_destinations`	A `data.frame`
`tcmat`	A `data.frame` containing the transport costs matrix
`tc.mode`	A `list` containing information about the transportation costs matrix

Thomas Wieland

huff, mcimat.create, tcmat.create

data(Haslach_tcmatDrvtime)
# Travel times from the Haslach example
Haslach_tcmat <- to.tcmat (Haslach_tcmatDrvtime, "from", "to", "tc")
# Creating new tcmat object
Haslach_tcmat