Displaying 20 results from an estimated 150 matches for "nicas".
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nic's
2004 Oct 17
4
Descriptive statistics table
Greetings:
I would like to make a table with descriptive statistics for a data.frame. I guess the question is how can I put together, in a table, the results from, say:
apply(df, 2, mean, na.rm =T)
apply(df, 2, median, na.rm =T)
.......
Thanks,
Mihai Nica
Jackson State University
155 B Parkhurst Dr.
Jackson, MS 39202
601 969 5423
601 914 0361
[[alternative HTML version deleted]]
2004 Aug 23
2
Reading GAL file
Greetings:
I am trying to work with spdep (everything is "brand new" downloaded this morning). OS = Windows 2000 (also up to date). The code I am using follows:
#example
gal.county=read.geoda("lnpilnd.GAL", row.names=NULL, skip=0)
summary.nb(gal.county)
Error in summary.nb(gal.county) : Not a neighbours list
#end
The gal file works just fine in GeoDa (also up to date).
2007 Feb 04
2
Download stock prices
gReetings:
Is there any way to download a (or a sample of a) crossection of stock market prices? Or is it possible to use get.hist.quote with a *wild card*?
Thanks,
mihai
Mihai Nica
170 East Griffith St. G5
Jackson, MS 39201
601-914-0361
____________________________________________________________________________________
8:00? 8:25? 8:40? Find a flick in no time
[[alternative HTML
2004 Mar 11
6
saving a data.frame to "\t" files
Windows 2000, updated R and packages.
could somebody pleaseeeeeeeee help with saving a data.frame with column
names into "\t" text files for later importing in other programs? It seems an easy task, yet... it beats me.
thanks,
Mihai Nica
Jackson State University
[[alternative HTML version deleted]]
2006 Oct 07
3
merge and polylist
Greetings:
I would like to kindly ask for a little help. The rough code is:
#________________________________________________________
dat=data.frame(read.delim(file="all.txt", header = TRUE, sep = "\t",
quote="\"", dec=".",na.strings = "NA"))
nc=read.shape("astae.shp", dbf.data=TRUE, verbose=TRUE)
mappolys=Map2poly(nc)
submap
2006 Oct 26
4
Header of dataframe
Hi
I am fairly new to R and I would appreciate some help to hopefully a
trivial problem.
I created a function:
summary.aggregate <- function(y, ...)
{
temp.mean <- aggregate(y, FUN=mean, ...)
temp.sd <- aggregate(y, FUN=sd, ...)
temp.length <- aggregate(y, FUN=length, ...)
temp <- data.frame(cbind(mean=temp.mean$x,stdev=temp.sd$x,n=temp.length$x))
}
this outputs e.g.:
2007 Mar 25
2
plot of computed vector
gReetings:
I apologize for the non-programming language. I found what seems to be a
strange behavior of plot(). The code follows:
#_____________________________
N=3030; gn=.04; tn=1:100
n=N/(1+(N-1)*exp(-gn*tn))
N=n*(1-exp(-gn*tn))/(1-n*exp(-gn*tn))
plot(N) #strange plot
N
N=rep(3030, 100)
plot(N) #behaves as expected
________________________________
Windows XP, R 2.4.0. or 2.4.1
Thanks,
2006 Oct 12
3
Cross two dataframe
Dear r-users!
I would like to cross two data frame which have the same row number but
different in the number of column. Can anybody help me for this case ?
Thanks a lot in advance
--------------------------------------------------------------------------------
Majid Iravani
PhD Student
Swiss Federal Research Institute WSL
Research Group of Vegetation Ecology
Z?rcherstrasse 111
2006 Oct 11
6
Asterisk + E1 with MFC/R2 in Argentina?
Hello,
Has somebody installed this configuration: Asterisk + E1 with MFC/R2
(Telef?nica Argentina) in Argentina before? I need to know if it?s
possible with MFC/R2 argentine variation.
Thanks in advance.
R.R. Libera
2006 Feb 24
6
MySQL client used in online presentation?
Hi, could someone tell me the name of the MySQL that''s being used with the
online presentation:
http://media.rubyonrails.org/video/rails_take2_with_sound.mov
Thanks in advance,
-Conrad
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2012 Mar 27
1
read.octave fails with data from Octave > 3.2.X
Hi,
I'm afraid that the function read.octave from package "foreign" has
some problems with the ASCII data format exported by new versions of
Octave (later than 3.2.X). It fails even for a simple case as:
[Octave code:]
octave:1> x=1;
octave:2> save -ascii testdata.mat x
[Now in R:]
> octavedata <- read.octave('testdata.mat')
Mensajes de aviso perdidos
In
2012 May 17
2
MANOVA with random factor
Dear All
I would need to perform a MANOVA with both fixed (group, sex, group*sex) and
random (brood) effects. I wonder if this is at all possible and if R does that.
At the moment, I only know that I can run a classic MANOVA with R.
Thank you
David
______________________________________________
David Costantini, PhD
http://www.davidcostantini.it
NERC Postdoctoral research associate
2005 Jun 15
4
Multiple line plots
Greetings,
I would like to plot three lines on the same figure, and I am lost. There is
an answer to a similar thread… but I tried matplot and it is beyond me. An
example of the data follows:
Year EM IM BM
1983 9.1 16.8 -7.7
1984 12.0 18.0 -6.0
1985 13.6 19.1 -5.5
1986 12.4 17.3 -4.9
1987 14.6 20.3 -5.7
1988 20.6 23.3 -2.6
1989 25.0 27.2 -2.2
1990 28.4 30.2 -1.8
1991 33.3 31.2 2.1
1992 40.6
2003 Sep 19
0
Saludos desde Madrid
Hola amig@:
Me llamo Ver?nica. Te escribo desde Madrid, Espa?a y formo parte de un equipo del Movimiento Humanista.
Hoy son ya millones de personas las que experimentan c?mo la sociedad en que vivimos se deshumaniza d?a a d?a. El ser humano ha perdido todo valor, el mundo se mueve en torno al dinero y en base al ego?smo, mientras las personas van quedando cada vez m?s desamparadas. De este modo,
2006 May 23
1
after identify labels dissapear XP
Greetings:
Using 'identify' to label points on a plot works just fine. However, when
saving under 'metafile' or using the clipboard the labels dissapear. I
believe it's an SDI issue. I am running last R with last Tinn-r under XP up
to date. Anything I can do besides going back to MDI :-)?
Thanks,
Mihai Nica, ABD
Jackson State University
ITT Tech Instructor
170 East Griffith
2004 Nov 26
1
Coplot Given text
Greetings:
I am unsuccessful in suppressing "Given : myvariable" from a coplot. There was such a question in the past but the thread breaks down. I am sure this is a "for dummies" question :-). I tried:
coplot(myvar~myvar | myvar, show.given=FALSE, xlab="....", ylab="...", main=" ")
and some other variations (including without main=" ")
2012 Mar 12
1
Faceted bar plot shows wrong counts (ggplot2)
I have encountered a problem with faceted bar plots. I have tried to
create something like the example explained in the ggplot2 book (see pp.
126-128):
library(ggplot2)
mpg4 <- subset(mpg, manufacturer %in%
c("audi", "volkswagen", "jeep"))
mpg4$manufacturer <- as.character(mpg4$manufacturer)
mpg4$model <- as.character(mpg4$model)
base <-
2023 Dec 04
2
Transformar una base de datos a matriz
Buenos d?as.
Tengo una duda:
Trabajo con comundiades de especies, y mis datos se ordenan de tal forma que, cada especie corresponde a una fila de la base de datos, por lo que cada muestra tiene un n?mero de filas correspondiente al n?mero de especies. Mi objetivo es transformar esa base de datos a un formato de matriz donde, cada muestra sea una fila ?nica y las especies sean las columnas, con
2009 Oct 18
4
Customising Firmware
Hi,
Does anyone have any advice on customising firmware of an SPA921 so that
it can be locked to a sip provider and display logos on the config
pages.
Many thanks
Dan Journo
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2013 Jan 08
1
GLMM post- hoc comparisons
Hi All,
I have data about seed predation (SP) in fruits of three differents colors (yellow, motted, dark) and in two fruiting seasons (2007, 2008). I performed a GLMM (lmer function, lme4 package) and the outcome showed that the interaction term (color:season) was significant, and some combinations of this interaction have significant Pr(>|z|), but I don't think they are the right