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4 messages · glenn, ONKELINX, Thierry, David Winsemius +1 more

#
Dear Glenn,

Are you looking for str()? Try str(bycontract) 

HTH,

Thierry

------------------------------------------------------------------------
----
ir. Thierry Onkelinx
Instituut voor natuur- en bosonderzoek / Research Institute for Nature
and Forest
Cel biometrie, methodologie en kwaliteitszorg / Section biometrics,
methodology and quality assurance
Gaverstraat 4
9500 Geraardsbergen
Belgium 
tel. + 32 54/436 185
Thierry.Onkelinx at inbo.be 
www.inbo.be 

To call in the statistician after the experiment is done may be no more
than asking him to perform a post-mortem examination: he may be able to
say what the experiment died of.
~ Sir Ronald Aylmer Fisher

The plural of anecdote is not data.
~ Roger Brinner

The combination of some data and an aching desire for an answer does not
ensure that a reasonable answer can be extracted from a given body of
data.
~ John Tukey

-----Oorspronkelijk bericht-----
Van: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org]
Namens glenn
Verzonden: maandag 9 februari 2009 11:13
Aan: r-help at r-project.org
Onderwerp: [R] (no subject)

Is there a general method for finding out what "something" is in R
please.



I have a list (bycontract) that;
[1] TRUE



And an element of this list would be this say;
[1]  22   3.2  -8 -17  49   3

 [7]  30 -3 -21   8 3 12

[13]  49 19 -13  -2 25 39

[19] -12 -90 -1  15 -87 30



I can not seem to see what type of object this element is (is.list =
FALSE)
- also is there a way to take all the elements and just put them in just
one
series please



Regards



glenn





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#
You first need to look at the documentation for the mode, class and  
typeof functions. (This should have been covered early in any of the  
standard texts.)

You are using the function "[[" on a list with one element and it  
appears you are getting a vector.

Try:

is.vector(bycontract[[1]])

mode(bycontract)
class(bycontract)
typeof(bycontract)

this.thing <- bycontract[[1]]
mode(this.thing)
class(this.thing)
typeof(this.thing)

Now you have in "this.thing" what some people outside R might call  
"just one series", but R users would call a "vector". There are very  
useful indexed series objects of class "zoo", but it doesn't appear as  
though you are quite ready for that level of complexity. Install and  
load the zoo package for addition of that facility when you are ready .
#
Hi,

I'm trying to create a connectivity diagram using RgraphViz library. I want to increase the edge's label fontsize, but the size did not change.
Did I do something wrong ?

M <- matrix(nrow=5,ncol=5,byrow=TRUE,data=mytable)
colnames(M) <- levels(pf$agent)

A <- new("graphAM", M, "directed", values = list(weight=M))
eAttrs <- list()
ew <- as.character(unlist(edgeWeights(A)))
names(ew) <- edgeNames(A, recipEdges = "distinct")
eAttrs$label <- ew

fs2 <- rep(c(72), length(ew))
names(fs2) <-  edgeNames(A, recipEdges = "distinct")
eAttrs$labelfontsize <- fs2

plot(A, attrs = list(node = list(label = "foo", fillcolor = "lightblue"), edge = list(color = "red")), edgeAttrs = eAttrs,recipEdges="distinct")


Thanks.