Hi all,
i have a data set cintaining 14 columns and 11 rows. Rows represent single
point and columns represent the parameter measured.
I wiuld like to compare the data to see which are more alike. I used the
cluster analysis, but now i ma wondering if there are some other methods, since
Sorry wrong thread ;)
m
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Matevž Pavlič
Sent: Monday, August 22, 2011 12:14 PM
To: Rmh; Alex Ruiz Euler
Cc: r-help@r-project.org
Subject: Re: [R] Multiple R linear models into one
Hi, thanks for the help.
Class says as follows :
> class(DF)
[1] "SpatialPointsDataFrame"
attr(,"package")
[1] "sp"
> class(grd)
[1] "SpatialPixels"
attr(,"package")
[1] "sp
Anyway, the problem was, as Rmh suggested, with the zerodist().
Tnx, m
-Original Message-
From: r-help-boun...@
pplot (just points and labels and a key
on the right).
any ideas?
m
-Original Message-
From: Weidong Gu [mailto:anopheles...@gmail.com]
Sent: Wednesday, July 13, 2011 4:03 PM
To: Matevž Pavlič
Cc: r-help@r-project.org; r-sig-...@r-project.org
Subject: Re: [R] adding text to spplot
You
hi all,
I have a plot to which i would like to add text labels. And i cant find a
way...here is the code :
enaD2<-idw(D2~1, loca=dva, newdata=grd)
pts = list("sp.points", dva, pch = 20, cex=1.5, col = "darkred
spplot(enaD2, "var1.pred",sp.layout=pts, main =
HI,
I do it like this :
setwd("C:/Users/mpavlic/Desktop/Temp")
library(tm)
tekst <- Corpus(DirSource("."),readerControl = list(language ="ansi"))
where *.txt files are stored in a folder Temp in my desktop,
HTH, m
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-hel
Hi all,
i have a question about a makeChunks function from tm package.
I have a text with constructed with a SQL qurey consisting of several rows in
a table. The texts should be around 1000 lines but is now one long line of
text.
My question is :
Does this matter in makeChunks()
Got it...the problem was with Slovenian characters. Once i replaced them with
normal characters it works fine.
Tnx anyway, m
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of mpavlic
Sent: Saturday, May 21, 2011 1:06 PM
To: r-help@r-
Got it...the problem was with Slovenian characters. Once i replaced them with
normal characters it works fine.
Tnx anyway, m
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Matevž Pavlič
Sent: Saturday, May 21, 2011 1:27 PM
To: r
Hi all,
I have tried to create a DocumentTermMatrix with a tm package, but i get this
error :
Error in tolower(txt) :
invalid input 'PROD Z LAHKO GNETNO MELJNO GLINO, ... in 'utf8towcs'
I tried doing this as it is showed in :
http://www.r-project.org/doc/Rnews/Rnews_2008-2.pdf (
Hi All,
I have a Data.frame that looks like that one below. I would like to do some
text mining on it to possibly find some patterns between Opis, ACklasifikacija
and Vodja. I looked over a tm package which loks promissing, more specifically
DocumentTermMatrix or TermDocumentMatrix. But I c
Hi All,
I have a Data.frame that looks like that one below. I would like to do some
text mining on it to possibly find some patterns between Opis, ACklasifikacija
and Vodja. I looked over a tm package which loks promissing, more specifically
DocumentTermMatrix or TermDocumentMatrix. But I c
Hi all,
I have a point data set (SHP) with coordinates and a attribute (i.e. type of
point).
These points are scattered around a fairly big area. What i would like to do is
to find a sub-area where density of points sombined with the diversity of type
is the biggest.
Does anyon
Hi all,
I would like to create a scatter plot of two variables (y, x) whith third
value (z) written on the plot? After that i would like to add a line
(Y=0.7*(x-20)) to the graph.
I tried
plot(x~y)
but there is no command for the third vairable to be shown on the graph
also i ca
Hi,
When I use your code i get this :
>dat<-data.frame(test=c("abc","cdf","dabc"))
>d<-subset(dat,grepl(test,"abc"))
>d
Warning message:
In grepl(test, "abc") :
argument 'pattern' has length > 1 and only the first element will be used
> d
test
1 abc
2 cdf
3 dabc
I can't
Hi,
Is it possible (i am sure it is) to subset data from a data.frame on the basis
of SQL >LIKE< operator. I.e., i would like to subset a data where only values
which contains a string >GP< would be used?
Example:
Gp<-subset(DF, DF$USCS like >GP<)
This like of course is not wor
, 2011 8:04 PM
To: Matevž Pavlič
Cc: r-help@r-project.org
Subject: Re: [R] QQ plot for normality testing
Hi,
qqnorm basically plots your actual sample values against what the values would
be (approximately) if they were from a normal distribution. qqline() adds a
line through the 1st and 3rd
Hi all,
I am trying to test wheater the distribution of my samples is normal with QQ
plot.
I have a values of water content in clays in around few hundred samples. Is the
code :
qqnorm(w) #w being water content
qqline(w)
sufficient?
How do I know when I get the plo
Hi,
It's just that i have few points with the same coordinates and i would like to
get riid of the duplicates so that Kriging would work.
Thanks, m
__
R-help@r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the
Hi all,
I got the
>"chfactor.c", line 130: singular matrix in function LDLfactor()
Error in predict.gstat(g, newdata = newdata, block = block, nsim = nsim, :
LDLfactor<
Error, probably because there are some point pairs with zero distance in the
matrix. My question is, how can i del
Hi all,
This is more a help on ideas that on actuall R code. Those of you which are
geologist or work with boreholes woudl understand that i would like to achieve.
I'll tr to explain as good as I can...so here it goes..
I have around 1000 geomechanical (geological) borehole logs in a
Hi Jim an Petr,
Both of your solutions do what i want. Thanks for the help,
Regards, m
-Original Message-
From: Petr PIKAL [mailto:petr.pi...@precheza.cz]
Sent: Friday, November 05, 2010 6:49 AM
To: Matevž Pavlič
Cc: jim holtman; r-help@r-project.org
Subject: RE: [R] Loop
Hi
the
: Matevž Pavlič
Cc: Petr PIKAL; r-help@r-project.org
Subject: Re: [R] Loop
Is this closer to what you want, assuming that it is the value of the most
frequently occurring:
> apply(mat, 2, function(x) head(names(sort(table(x), decreasing=T)),5))
[,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [
1248 ena ...
[2,] 11 V-121119 dva ...
.
.
.
Hope that explains it and thanks for help,
m
.
str(w)
-Original Message-
From: Petr PIKAL [mailto:petr.pi...@precheza.cz]
Sent: Thursday, November 04, 2010 4:56 PM
To: Matevž Pavlič
Cc: r-help@r-project.org
PIKAL [mailto:petr.pi...@precheza.cz]
Sent: Thursday, November 04, 2010 3:40 PM
To: Matevž Pavlič
Cc: r-help@r-project.org
Subject: Re: [R] Loop
Hi
r-help-boun...@r-project.org napsal dne 04.11.2010 14:21:38:
> Hi David,
>
> I am still having troubles with that loop ...
>
> Thi
Is that a general idea for the procedure?
Thank for the help, m
-Original Message-
From: David Winsemius [mailto:dwinsem...@comcast.net]
Sent: Wednesday, November 03, 2010 10:41 PM
To: Matevž Pavlič
Cc: r-help@r-project.org
Subject: Re: [R] Loop
On Nov 3, 2010, at 5:03 PM, Matevž Pav
rom: Patrick Burns [mailto:pbu...@pburns.seanet.com]
Sent: Wednesday, November 03, 2010 9:30 PM
To: Matevž Pavlič
Subject: Re: [R] Loop
If I understand properly, you'll want
something like:
lit[["w2"]]
instead of
lit$w2
more accurately:
for(i in 1:20) {
vari <- paste("w&q
Hi all,
I managed to do what i want (with the great help of thi mailing list) manually
. Now i would like to automate it. I would probably need a for loop for to help
me with this...but of course I have no idea how to do that in R. Bellow is
the code that i would like to be replicated fo
Hi,
I am sure that can be done in R
How would i delete all but let say 20 observations in data.frame?
Thank you, M
[[alternative HTML version deleted]]
__
R-help@r-project.org mailing list
https://stat.ethz.ch/mailman/listin
Hi all,
Thanks for all the help. I realize i have a lot to learn in R but i love it.
m
From: steven mosher [mailto:mosherste...@gmail.com]
Sent: Tuesday, November 02, 2010 11:45 PM
To: Matevž PavliÄ
Cc: David Winsemius; Gaj Vidmar; r-h...@stat.math.ethz.ch
Subject: Re: [R] spliting
Nevermind, i think summary() does this ...
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Matevž Pavlič
Sent: Tuesday, November 02, 2010 10:12 PM
To: r-help@r-project.org
Subject: [R] count different words in a field
Hi all
Hi all,
I started to ask this in the other post, but it is off topis...so here it is
again.
I have a data.frame (created with the helpof this mail list) that looks like
this :
'data.frame': 22801 obs. of 15 variables:
$ V1 : chr "HUMUS" "SLABO" "MALO" "SLABO" ...
$ V2 : chr "I
Hi Steven,
Thank you for the help. I get an error though when i do this :
>lit<-read.csv("litologija.csv", sep=";", dec=".")
>sent <-data.frame(sentence=lit$Opis,stringsAsFactors=FALSE)
>str(sent)
>sentV<-rep(sent,10)
>str(sentV)
>first=second=third=fourth=fifth=sixth=seventh=eight
"" "PRODNIKI" "MALO" "" ...
$ V12: chr "" "DO" "PEŠČEN" "" ...
$ V13: chr "" "R" "S" "" ...
$ V14: chr "" "=" "TANKIMI" "" ...
Now, i h
Hi all,
Thanks for all the help. I managed to do it with what Gaj suggested (Excel :().
The last solution from David is also freat i just don't undestand why R put
the words in 14 columns and thre rows? I would like it to put just the first 10
words in source field to 10 diefferent destiant
. M. S.",..: 56 53 53 53 56 53
53 53 53 53 ...
$ NacinVrtanjaOd : num 0e+00 1e+09 1e+09 1e+09 0e+00 ...
$ NacinVrtanjaDo : num 1.1e+01 1.0e+09 1.0e+09 1.0e+09 1.0e+01 ...
$ NacinVrtanjaOpis: Factor w/ 43 levels "","H. N.","IZKOP",..: 26 1 1 1 26 1 1
1 1 1
explains better...
Thank you, m
-Original Message-
From: David Winsemius [mailto:dwinsem...@comcast.net]
Sent: Monday, November 01, 2010 10:13 PM
To: Matevž Pavlič
Cc: r-help@r-project.org
Subject: Re: [R] spliting first 10 words in a string
On Nov 1, 2010, at 4:39 PM, Matevž Pavlič wrote:
Hi all,
I have a columnn with text that has quite a few words in it. I would like to
split these words in separate columns, but just first ten words in the string.
Is that possible in R?
Thank you, m
[[alternative HTML version deleted]]
_
Hi Dennis,
Thank you for your extensive explanations. Yes, I guess I did not explain what
I would like to do.
Basically I would like to conduct a linear regression for each of 15 classes.
Your answers gave me new
Perspective on how R works.
Thanks again for the help,
m
From: Den
t]
Sent: Saturday, October 30, 2010 8:24 PM
To: Matevž Pavlič
Cc: r-help@r-project.org
Subject: Re: [R] for loop
On Oct 30, 2010, at 2:07 PM, Matevž Pavlič wrote:
> Hi,
>
> I know this is probalby a very trivial thing to do for most of the R
> users, but since I just strated usin
Hi,
I know this is probalby a very trivial thing to do for most of the R users, but
since I just strated using it I have some problems
I have a data.frame with a field called "razred". This field has values from 1
up to 15.
Is it possible to create a for loop that would create a ne
Hi all,
I have a problem with this code... as it generates an error in R.
z<-predict(dat.fit, newdata=grd)
I saw a post on R forum about this ["chfactor.c", line 130: singular matrix in
function LDLfactor() ] error and tried pretty much anything I could read about
it and still hav
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