Displaying 20 results from an estimated 3000 matches similar to: "reshaping data"
2009 Jan 28
2
Dynamic random effects model
All R experts,
How do I fit a dynamic Random effects model with a binary dependent variable
in R
Thanks
JCM
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2010 Jan 11
3
interpolation
Dear R-users,
I have a complex line by xy-values (ordered by z).
And I would like to get interpolated y-values on the positions of x = 0:600.
How do I get the correct points?
x=c(790,790,790,790,790,786,783,778,778,766,763,761,761,761,715,628,521,350,160,134,134,129,108,101,93,111,161,249,288,243,139,45,7)
2013 Mar 12
5
extract values
Hello all!
I have a problem to extract values greater that for example 1820.
I try this code: x[x[,1]>1820,]->x1
Please help me!
Thank you!
The data structure is:
structure(c(2.576, 1.728, 3.434, 2.187, 1.928, 1.886, 1.2425,
1.23, 1.075, 1.1785, 1.186, 1.165, 1.732, 1.517, 1.4095, 1.074,
1.618, 1.677, 1.845, 1.594, 1.6655, 1.1605, 1.425, 1.099, 1.007,
1.1795, 1.3855, 1.4065, 1.138, 1.514,
2013 Mar 13
2
merge datas
Hello all!
I have a problem with R. I try to merge data like this:
structure(c(2.1785, 1.868, 2.1855, 2.5175, 2.025, 2.435, 1.809,
1.628, 1.327, 1.3485, 1.4335, 2.052, 2.2465, 2.151, 1.7945, 1.79,
1.6055, 1.616, 1.633, 1.665, 2.002, 2.152, 1.736, 1.7985, 1.9155,
1.7135, 1.548, 1.568, 1.713, 2.079, 1.875, 2.12, 2.072, 1.906,
1.4645, 1.3025, 1.407, 1.5445, 1.437, 1.463, 1.5235, 1.609, 1.738,
1.478,
2013 Apr 07
2
group data in classes
Hello all!
I have a problem to group my data (years) in 10 years classes. For example
for year
year     decade
1598  1590-1600
1599  1590-1600
1600  1590-1600
1601  1600-1610
---
my is like this>
 [1] 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611
1612
 [16] 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626
1627
 [31] 1628 1629 1630 1631 1632 1633
2008 Nov 04
1
perform Kruskal-Wallis test without using the built-in command in R
Hi,
again i am stuck in my presentation, and i have never learn R before in my
life but need this to be done, so please help me out for a favour:
http://www.nabble.com/file/p20333155/kew.dat kew.dat 
run this in R and these comes up:
     Month Year       Rain
1      Jan 1900  74.400000
2      Feb 1900  80.500000
3      Mar 1900  23.600000
4      Apr 1900  23.600000
5      May 1900  25.100000
6
2008 Nov 21
2
log likelihood
Hi all,
I ran a Weibull model, and I am wondering if  there is any way to extract
the log likelihood.  I tried loglik(model)  but it does not seem to work
any help would be greatly appreciated
joe
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2009 Apr 29
1
arma model with garch errors
Dear R experts,
I am trying to estimate an ARMA 2,2 model with garch errors.
I used the following code on R 2.9.
#library
library(fGarch)
#data
data1<-ts(read.table("C:/Users/falcon/Desktop/Time
Series/exports/goods1.csv"), start=c(1992,1), frequency=12)
head(data1)
#garch
garchFit(formula.mean= ~arma(2,2),formula.var=~garch(1,1), data=data1)
but get this error:
>
2009 Feb 06
1
glm package
Hi all,
can the glm package be used to estimate a logit model to panel data?  I am
asking this
because stata has a standard logit model and then an xtlogit for
longitudinal data.  Is there something
similar in R?
Thank you
jcm
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2002 May 31
2
error in seq.POSIXt?
I am trying to extract only the winters (defined to be 01-Dec through
28-Feb) of daily data from 1948-2002.  There are 90 days in each winter
season.  I wrote the following code to gather the winter dates into a
single vector:
DJF <- NULL
for(year in 1949:1999) {
  temp.begin <- strptime(paste("01/12", year-1, sep="/"), "%d/%m/%Y")
  temp.end <-
2013 Mar 29
1
problem with data
Hello all!
I have a problem with my data in R. When I want to plot the following data,
I have a problem with y scale. The maximum value is cc. 10 degrees and in R
is about 100.
I use this code:
fasy<-read.table("gridd1.txt",sep="\t",dec=",",header=T,row.names=1)
# here are the years:
x <- as.numeric(rownames(fasy))
# extract a series that you want to plot:
y
2009 Jan 23
2
Dates in Common
I have two collections of dates and I want to figure out what dates they have
in common. This is not giving me what I want (I don't know what it is giving
me). What is the best way to do this?
Tom
> data1
 [1] "1948-02-24 EST" "1949-04-12 EST" "1950-05-29 EDT" "1951-05-21 EDT"
 [5] "1951-12-20 EST" "1953-01-22 EST"
2012 Dec 17
1
subset handling
Dear Rui and UseRs,[a text file has also been attached, in case the format of my email is difficult to get]I am extremely sorry that I am bothering you once again, but I?ll have to get to the bottom of it. The following command 
sp <- lapply(split(agg, agg$st), function(x) x[order(x$year, x$month), ])
gave me an output with monthly mean of population(as under). i am not able to apply
2008 Jun 26
2
stuck on making a line graph across time, with 4 categories
I can't seem to find just what I'm looking for in R help, Everitt and
Hothorn HSAUR, Murrell's book, or the R graphics gallery at
http://addictedtor.free.fr/graphiques/.  Probably not looking
efficiently, but anyway,
If my data look like this:
> head(data)
      cat startyear studentid
1   other      2001        12
2     UHS      2001        17
3 Lourdes      2001        10
4
2011 Jul 22
1
Mean and Timeseries modelling
Hello,
i have following problem and I hope you can help me a little bit
My dataframe looks like:
df
a       m  d   typ    value
1950  1  1    5      -4.1
1950  1  2    9       2.7
1950  1  3    3      -1.3
1950  1  4    5      -1.9
1950  1  5    2       0.2
1950  1  6    8       0.5
1951  1  1    4       1.3
....
It consists by daily observations from 1950- 2009.
Now, I get with....
for (i
2016 Jun 02
1
[PATCH -next 2/2] virtio_net: Read the advised MTU
Hi,
[auto build test ERROR on next-20160602]
url:    https://github.com/0day-ci/linux/commits/Aaron-Conole/virtio-net-Advised-MTU-feature/20160603-000714
config: i386-allmodconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 
Note: the
2016 Jun 02
1
[PATCH -next 2/2] virtio_net: Read the advised MTU
Hi,
[auto build test ERROR on next-20160602]
url:    https://github.com/0day-ci/linux/commits/Aaron-Conole/virtio-net-Advised-MTU-feature/20160603-000714
config: i386-allmodconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 
Note: the
2013 Oct 03
1
check warning with .onLoad() and setClass()
Hi
I am writing a package in which I define a new class in the .onLoad()
hook:
,----
| .onLoad <- function(libname, pkgname) {
|     setClass(
|         "inDrak",
|         representation(
|             init = "SpatialGridDataFrame"
|             ),
|         contains = "simObj"
|         )
| }
`----
The class "simObj" is defined in the package, which
2011 Sep 07
1
reshaping data
I have the following data (see RawData using dput below) 
How do I get it in the following 3 column format (CO2 measurements are the
elements of the original data frame).  I'm sure the package reshape is where
I should look, but I haven't figured out how.
Thanks ahead of time 
 Month Year CO2 
J	1958	
F	1958	
M	1958	315.71
A	1958	317.45
M.1	1958	317.5
J.1	1958	
J.2	1958	315.86
A.1	1958
2009 Jan 10
1
Plot link points
Hi. This may be a straight-forward question...
I have a time series from 1950 to 2000 (by year) with missing values. 
Sometimes only a year has value and the adjacent years have missing data, e.g.
1950 2.7
1951 
1952
1953 3.4
1954
1955
1956 2.9
1957 3.6
1958 2.7
When I use plot (type='l'), the line can't connect the 'stand-alone' years. Is there a way I have have R to skip