Last updated on 2015-01-28 12:48:10.
| Flavor | Version | Tinstall | Tcheck | Ttotal | Status | Flags |
|---|---|---|---|---|---|---|
| r-devel-linux-x86_64-debian-clang | 0.4-24 | 2.11 | 34.80 | 36.91 | OK | |
| r-devel-linux-x86_64-debian-gcc | 0.4-24 | 2.00 | 33.87 | 35.87 | OK | |
| r-devel-linux-x86_64-fedora-clang | 0.4-24 | 44.16 | OK | |||
| r-devel-linux-x86_64-fedora-gcc | 0.4-24 | 41.99 | OK | |||
| r-devel-osx-x86_64-clang | 0.4-24 | 57.69 | OK | |||
| r-devel-windows-ix86+x86_64 | 0.4-24 | 9.00 | 51.00 | 60.00 | ERROR | |
| r-patched-linux-x86_64 | 0.4-24 | 2.24 | 38.15 | 40.40 | OK | |
| r-patched-solaris-sparc | 0.4-24 | 389.60 | OK | --no-examples --no-vignettes | ||
| r-patched-solaris-x86 | 0.4-24 | 90.90 | OK | --no-examples --no-vignettes | ||
| r-release-linux-ix86 | 0.4-23 | 2.72 | 44.49 | 47.20 | OK | |
| r-release-linux-x86_64 | 0.4-24 | 2.32 | 37.96 | 40.28 | OK | |
| r-release-osx-x86_64-mavericks | 0.4-24 | OK | ||||
| r-release-osx-x86_64-snowleopard | 0.4-24 | OK | ||||
| r-release-windows-ix86+x86_64 | 0.4-24 | 6.00 | 43.00 | 49.00 | ERROR | |
| r-oldrel-windows-ix86+x86_64 | 0.4-24 | 6.00 | 38.00 | 44.00 | ERROR |
Version: 0.4-24
Check: examples
Result: ERROR
Running examples in 'RWeka-Ex.R' failed
The error most likely occurred in:
> ### Name: Weka_classifier_trees
> ### Title: R/Weka Classifier Trees
> ### Aliases: Weka_classifier_trees J48 LMT M5P DecisionStump plot.Weka_tree
> ### parse_Weka_digraph
> ### Keywords: models regression classif tree
>
> ### ** Examples
>
> m1 <- J48(Species ~ ., data = iris)
>
> ## print and summary
> m1
J48 pruned tree
------------------
Petal.Width <= 0,6: setosa (50.0)
Petal.Width > 0,6
| Petal.Width <= 1,7
| | Petal.Length <= 4,9: versicolor (48.0/1.0)
| | Petal.Length > 4,9
| | | Petal.Width <= 1,5: virginica (3.0)
| | | Petal.Width > 1,5: versicolor (3.0/1.0)
| Petal.Width > 1,7: virginica (46.0/1.0)
Number of Leaves : 5
Size of the tree : 9
> summary(m1) # calls evaluate_Weka_classifier()
=== Summary ===
Correctly Classified Instances 147 98 %
Incorrectly Classified Instances 3 2 %
Kappa statistic 0,97
Mean absolute error 0,0233
Root mean squared error 0,108
Relative absolute error 5,2482 %
Root relative squared error 22,9089 %
Coverage of cases (0,95 level) 98,6667 %
Mean rel. region size (0,95 level) 34 %
Total Number of Instances 150
=== Confusion Matrix ===
a b c <-- classified as
50 0 0 | a = setosa
0 49 1 | b = versicolor
0 2 48 | c = virginica
> table(iris$Species, predict(m1)) # by hand
setosa versicolor virginica
setosa 50 0 0
versicolor 0 49 1
virginica 0 2 48
>
> ## visualization
> ## use partykit package
> if(require("partykit", quietly = TRUE)) plot(m1)
Warning in unique(as.numeric(sapply(split, tail, 1))) :
NAs introduced by coercion
Error: length(breaks) == 1 && !is.na(breaks) is not TRUE
Execution halted
Flavors: r-devel-windows-ix86+x86_64, r-release-windows-ix86+x86_64, r-oldrel-windows-ix86+x86_64
Version: 0.4-24
Check: tests
Result: ERROR
Running the tests in 'tests/data_exchange.R' failed.
Last 13 lines of output:
3 l 3 3 0.3 2012-12-12 12:12:12
4 <NA> 1 0.0 2012-12-12 12:12:12
5 l 2 <NA> 1.0 2012-12-12 12:12:12
6 l 3 3 NA <NA>
>
> temp <- tempfile()
> write.arff(x, temp)
>
> xx <- read.arff(temp)
Error in .jnew("weka/core/Instances", .jcast(reader, "java/io/Reader")) :
java.io.IOException: unparseable date: 3, read Token[3], line 11
Calls: read.arff -> .jnew -> .External
Execution halted
Flavor: r-devel-windows-ix86+x86_64