search for: storelist

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2004 Apr 04
1
How to improve this code?
...in the store's Trade Area, I'd like the output file have nothing written to it . How can I do that? All help is appreciated. Thanks, Danny ********************************************************* library(fields) #Format of input files: ID, LONGITUDE, LATITUDE #Generate Store List storelist <- cbind(1:100, matrix(rnorm(100, mean = -60, sd = 3), ncol = 1), matrix(rnorm(100, mean = 50, sd = 3), ncol = 1)) #Generate Customer List customerlist <- cbind(1:10000,matrix(rnorm(10000, mean = -60, sd = 20), ncol = 1), matrix(rnorm(10000, mean = 50, sd = 10), ncol = 1)) #O...
2010 Nov 02
1
Using data( ) in a loop
I'm trying to generate 50+ graphs using the UScensus2000tract data. I need to access the data for just about all of the states, so I was hoping to create a simple loop that will take the relevant state from my data and load the associated census data from the UScensus2000tract package. Below is a sample of what I'm trying to do. Any suggestions are much appreciated.