[R] Can't find files after install package (Windows)

[Gabor Grothendieck]

You should only have to do this from within R:

install.packages("glc", dep = TRUE)
library(gcl)
demo("glcdemo", package = "glc")

or in place of the first line you could use the Packages
menu choosing Install packages...



On Wed, Jan 14, 2009 at 3:51 PM, bcbob43 <bcbob43 at aol.com> wrote:
>
>
> Tom Backer Johnsen wrote:
>>
>> Did you include the statement
>>
>> library (gcl)
>>
>> before the call on source () ?
>>
>> Tom
>>
>>
>
> Yes. Here is the code I am trying to run. It was provided by the authors of
> the gcl package
>
>
> # library(gcl)
> #gcldemo <- function() {
>  df <-
>    structure(list(V1 = c(0.628, 0.317, 0.275, 0.458, 0.926, 0.456,
>       0.894, 0.415, 0.694, 0.193), V2 = c(0.525, 0.746, 0.669, 0.179,
>       0.162, 0.082, 0.951, 0.731, 0.656, 0.478), V3 = c(0.634, 0.994,
>       0.709, 0.198, 0.857, 0.109, 0.896, 0.626, 0.335, 0.615), V4 =
> c(0.714,
>       0.661, 0.208, 0.996, 0.309, 0.306, 0.076, 0.463, 0.187, 0.59),
>       V5 = as.integer(c(1, 0, 1, 1, 0, 0, 1, 0, 1, 0))),
>              .Names = c("V1", "V2", "V3", "V4", "V5"),
>              class = "data.frame",
>              row.names = c("1", "2", "3", "4", "5", "6", "7", "8", "9",
> "10"))
>
>  cat("Data table:\n")
>  print(df)
>
>  cat("computing fuzzy rule classifier function cf...\n")
>  cf <- gcl(df,filter=df)
>  cat("done.\n")
>  cat(cf())
>  cat("Classifying data:\n")
>  print(cf(df))
> #  cat("Dumping source of classifying function cf to
> /tmp/example-output.r\n")
> #  dump("cf", "/tmp/example-output.r")
> #  cat("Removing old definition of classifying function cf...")
> #  rm("cf")
> #  cat("done.\n")
> #  cat("Sourcing /tmp/example-output.r containing definition of function
> cf...")
> #  source('/tmp/example-output.r')
> #  cat("done.\n")
> #  cat("Classifying data again:\n")
> #  print(cf(df))
>  cat("Making class calls according to max membership:\n")
>  calls <- apply(cf(df), 1, which.max) - 1
>  m <- cbind(calls, df[,5])
>  colnames(m) <- c("GCL Call made", "Actual Class")
>  errors <- sum(m[,1] != m[,2])
>  cat("Calls:\n")
>  print(m)
>  cat("Made", errors, "errors.\n")
>  cat("That is all folks.\n")
> #}
>
> #gcldemo()
>
> --
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>
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