search for: grzes

Displaying 11 results from an estimated 11 matches for "grzes".

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2009 Nov 09
6
Find the first values in vector
Hi ! I have a vector: vec= TRUE TRUE TRUE TRUE FALSE FALSE FALSE FALSE TRUE TRUE FALSE and I'm looking for a method which let me get only the first values equal TRUE from this vector. It means that I want to get a vector: vec_out = TRUE TRUE TRUE TRUE or posictions values = TRUE: vec_out = 1,2,3,4 -- View this message in context:
2009 Aug 23
2
difficult "for"
Hi, My english isn't brilliant and my problem is very difficult to describe but I try ;) My first question is: May I write loop "for" like this or similar - for (i in sth : sth[length(sth)], k in sth_else : length(sth_else) ) - I'd like to have two independent conditions in the same loop "for". My secound question depend on program below. I'd like to write every
2009 Sep 01
1
Logistic Politomic Regression in R
...lation between two 2D point patterns? (Barry Rowlingson)    6. Re: Google's R Style Guide (Esmail)    7. Meaning of data set variables (Caio Azevedo)    8. Re: Meaning of data set variables (Uwe Ligges)    9. Bootstrap inference for the sample median? (Ajay Shah)   10. Re: Best R text editors? (Grzes)   11.  about isoMDS method (Grzes)   12.  about isoMDS method (Grzes)   13. Re: Best R text editors? (jaropis)   14. Re: lrm in Design (loch1)   15. version 1.5-1 of Rcmdr package released (John Fox)   16. Re: Best R text editors? (Liviu Andronic)   17. Change the Order of a Cluster Topology (Rodr...
2009 Jun 01
3
Editor R
Do you know any good editor R? -- View this message in context: http://www.nabble.com/Editor-R-tp23822342p23822342.html Sent from the R help mailing list archive at Nabble.com.
2009 Sep 06
2
avoid NA in list
Hi! I have list, for example: ... [[22]] [1] 27 51 69 107 119 [[23]] [1] NA [[24]] [1] 54 57 62 And I would like to avoid NA value. Similar way like I may do it in vector using na.value() function. Do you have any idea? -- View this message in context: http://www.nabble.com/avoid-NA-in-list-tp25321020p25321020.html Sent from the R help mailing list archive at Nabble.com.
2009 Nov 10
1
write data frame in a list
Hi, I have got a data frame: df=data.frame(x=c(3,6,7),y=c(2,7,4)) and I would like to write my values from data frame to list using loop, for example: lista=list() for (i in 1: length(?)){ lista[[?]][?] = df [?] } But I havn't got any idea what I should put in places where I put a question mark? As a rusult I would like to get a list like this: list: [[1]] 3,6,7 [[2]] 2,7,4 I
2009 Aug 30
1
about isoMDS method
Hi, For example: I built a half matrix "w" using a daisy(x, metric = c("euclidean")) http://www.nabble.com/file/p25211016/1.jpg And next I transformed this matrix "w" using isoMDS function, for example isoMDS(w, k=2) and as result I got: http://www.nabble.com/file/p25211016/2.jpg And now I have two questions: 1. If number in matrix w[2, 1] (= 0.41538462) match
2009 Nov 15
1
where is a value in my list
I heve got a list: lista=list() a=c(2,4,5,5,6) b=c(3,5,4,2) c=c(1,1,1,8) lista[[1]]=a lista[[2]]=b lista[[3]]=c > lista [[1]] [1] 2 4 5 5 6 [[2]] [1] 3 5 4 2 [[3]] [1] 1 1 1 8 I would like to know where is number 5 (which line)? For example I have got a loop: k= vector(mode = "integer", length = 3) for(i in 1:3) { for (j in 1:length(lista[[i]])){ if
2009 Oct 27
1
"ipredknn" - How may I find values?
Hi everybody! I want to find a closer neighbourins observation. This is my code: ########################## library(klaR) library(ipred) library(mlbench) data(PimaIndiansDiabetes2) dane=na.omit(PimaIndiansDiabetes2)[,c(2,5,9)] dane[,2]=log(dane[,2]) dane[,1:2]=scale(dane[,1:2]) zbior.uczacy=sample(1:nrow(dane),nrow(dane)/2,F)
2009 Sep 06
1
Two packages and one method
Hi! I want to use one method "combinations" from "gtools" package but in my code I must use also "dprep" method where is method "combinations" too. Mayby I show you result my help function: Help on topic 'combinations' was found in the following packages: Package Library dprep /usr/lib64/R/library gtools
2014 Jan 23
2
Quad monitor graphics card.
Hi there, I have 4 identical monitors. So I decided to buy (not to expensive, around 100USD) quad head graphics card. I do not need anything particular. Only office applications, no gaming. The crucial thing is that I would like to be able to span a single window across all 4 monitors. I found following cards: Nvidia Quadro NVS440 Nvidia Quadro NVS420 Both are actually dual GPU. Could you