Displaying 20 results from an estimated 771 matches for "ft".
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2012 Dec 27
4
Finding (swapped) repetitions of numbers pairs across two columns
...'m wondering is a better solution exists:
If we have two vectors:
v1 = c(0,1,2,3,4)
v2 = c(5,3,2,1,0)
How to remove one instance of the "3,1" / "1,3" double?
At the moment I'm using the following solution, which is quite horrible:
v1 = c(0,1,2,3,4)
v2 = c(5,3,2,1,0)
ft <- cbind(v1, v2)
direction = apply( ft, 1, function(x) return(x[1]>x[2]))
ft.tmp = ft
ft[which(direction),1] = ft.tmp[which(direction),2]
ft[which(direction),2] = ft.tmp[which(direction),1]
uniques = apply( ft, 1, function(x) paste(x, collapse="%") )
uniques = unique(uniques...
2010 Sep 21
1
reshape is re-ordering my variables
...riables followed by character?
I ask because that seems to be the case below.
> str(rcw)
'data.frame': 23 obs. of 21 variables:
$ ICU : int 1 18 17 9 22 19 6 16 25 26 ...
$ Q6.RC.1 : chr "SM" "JF" "IW" "MS" ...
$ Q6.FT.RC.1.years : int 0 8 12 3 9 1 5 16 5 5 ...
$ Q6.FT.RC.1.months: int 0 0 0 0 0 0 0 6 0 0 ...
$ Q6.PT.RC.1.years : int 2 0 0 1 2 0 0 0 0 0 ...
$ Q6.PT.RC.1.months: int 0 0 0 0 0 0 0 0 0 0 ...
$ Q6.RC.2 : chr "BA" "ML" "TM" "YL" ...
$ Q6....
2011 May 27
1
How to convert an ftable object to a matrix including the row names?
Dear expeRts,
What's the easiest way to convert an ftable object to a matrix such that the
row names of the ftable object are shown in the first couple of columns of the
matrix? This is (typically) required, for example, when the final goal is to print
the matrix via xtable.
Below is a rather complicated example of how to do it...
Cheers,
Marius...
2008 Feb 04
3
How to make reference to R in the method section in a scientific article?
En innebygd og tegnsett-uspesifisert tekst ble skilt ut...
Navn: ikke tilgjengelig
Nettadresse: https://stat.ethz.ch/pipermail/r-help/attachments/20080204/4ee34fe8/attachment.pl
2009 Feb 19
0
change the label size when drawing trees with ape
...1.86);"
t12 =
"((1:11.05,(3:10.15,4:10.15):0.9):68.71,2:79.76);"
t13 =
"(((1:39.53,3:39.53):6.25,4:45.78):3.09,2:48.87);"
t14 =
"((1:55.12,(2:37.99,3:37.99):17.13):18.28,4:73.4);"
t15 =
"((1:73.39,(2:54.24,4:54.24):19.15):20.58,3:93.97);"
library(ape)
ft = c(5,5,5,5)
postscript("test.ps")
par(mfrow=c(5,3))
plot(read.tree(text=t1),font=ft)
plot(read.tree(text=t2),font=ft)
plot(read.tree(text=t3),font=ft)
plot(read.tree(text=t4),font=ft)
plot(read.tree(text=t5),font=ft)
plot(read.tree(text=t6),font=ft)
plot(read.tree(text=t7),font=ft)
plot(...
2008 Dec 21
0
[PATCH] Fix ectest to not check a case which isn't guaranteed to work, and which we don't use.
When I removed the special case for EC_ILOG(0) in commit
06390d082dcdfa8addb3dde337543bc0f0ebae44, it broke ec_dec_uint() with _ft=1
(which should encode the value 0 using 0 bits).
This feature was tested by ectest.c, but not actually used by libcelt.
An assert has been added to ec_dec_uint() to ensure that we don't try to use
this feature by accident.
ec_enc_uint() was actually correct, but support for this feature has...
2016 Sep 06
2
Ayuda con gráfico típico de histograma más linea
...r el código más o menos
> como queria. Lo pego por aqui por si a alguien le interesa. Me hubiese
> gustado hacerlo en dos ejes pero tengo que entregar la practica de la
> especialidad en 3 dias y hay muchas cosas que revisar, pero ya que he visto
> como se hace lo investigaré.
>
> ft$hora <- strptime(ft$hora, format = "%H:%M", tz="GMT-2")
> ft$Miles <- as.numeric(gsub("\\.", "", as.character(ft$Miles)))
> ft$Share <- as.numeric(gsub("\\,", ".", as.character(ft$Share)))
>
> ggbar <- ggplot(ft, ae...
2007 Sep 25
5
extracting data using strings as delimiters
Dear List,
I have an ascii text file with data I'd like to extract. Example:
Year Built: 1873 Gross Building Area: 578 sq ft
Total Rooms: 6 Living Area: 578 sq ft
There is a lot of data I'd like to ignore in each record, so I'm
hoping there is a way to use strings as delimiters to get the data I
want (e.g. tell R to take data between "Built:" and "Gross" -
incidentally, not always numeric)....
2016 Sep 03
2
Ayuda con gráfico típico de histograma más linea
...e (Share o miles):
>>
>>
>>
>> *Error: Discrete value supplied to continuous scalegeom_path: Each group
>> consists of only one observation. Do you need to adjust the groupaesthetic?*
>>
>> Modifique el código tal que así:
>>
>> ggbar<-ggplot(ft, aes(x=ft$hora, y=ft$frec)) +
>> geom_bar(stat="identity", width = 0.8, fill="gray") +
>> theme(panel.background = element_rect(fill = "white")) +
>> scale_y_continuous(limits=c(0,1500))
>> ggline<-ggplot(ft, aes(x=ft$hora, y=ft$Miles))...
2003 May 03
1
expand.grid
...t;, "a"))$x
> [1] b a
> Levels: a b # reference level is a
Thank you very much for the ready explanations and comments.
I found this inconsistency
working with contingency tables and logistic models.
I was working with a flat contingency table as for example,
> ft <- ftable(low ~ race + smoke, bwt)
> ft
low 0 1
race smoke
white FALSE 40 4
TRUE 33 19
black FALSE 11 5
TRUE 4 6
other FALSE 35 20
TRUE 7 5
(here bwt is a transformation of the dataframe birthwt
in library(MASS)).
I wanted t...
2009 Jan 29
1
In Rd: \describe \itemize and \item
...(2009-01-27 r47756)
Here is the issue: I have the following construct in help files (this
example relates to "data"):
\format{
A data frame with 847 rows and 29 columns: \cr\cr
Ground based measurements of trees (Y-variables):
\itemize{
\item{TopHt}{Height of tallest trees (ft)}
\item{LnVolL}{Log of the volume \eqn{(ft^3/acre)} of western larch}
...... many lines deleted ......
\item{LnVolPP}{Log of the volume \eqn{(ft^3/acre)} of ponderosa pine}
\item{CCover}{Canopy cover (percent)}
}
Geographic Location, Slope, and Aspect (X-variables):
\itemize{...
2012 Dec 17
2
Suggestion: 'method' slot for format.ftable()
Dear R-developers,
I would like to suggest a 'method' slot for format.ftable() (see an adjusted
'format.ftable()' below, taken from the source of R-2.15.2).
At the moment, format.ftable() contains several empty cells due to the way the
row and column labels are printed. This creates problems (= unwanted empty
columns/rows) when converting an ftable to a LaTeX t...
2011 May 27
0
RE How to convert an ftable object to a matrix including the row names?
Okay, great, thanks :-)
Marius
On 2011-05-27, at 10:56 , david.hajage at curie.net wrote:
>
> Hi,
>
> Is this what you want ?
>
> ft <- ftable(Titanic, row.vars=1:3)
> xtable(format(ft))
>
> Best,
>
> david
>
>
> Marius Hofert <m_hofert at web.de>
> Envoy? par : r-help-bounces at r-project.org
> 27/05/2011 07:41
>
> A
> Help R <r-help at stat.math.ethz.ch>
> cc
&...
2016 Sep 02
2
Ayuda con gráfico típico de histograma más linea
...20:23 123 1.031 13,33 20:24 153 1.048 13,5 4 20:25 192 1.165 15,0
>> 5 20:26 175 1.239 15,8 6 20:27 225 1.331 17,0 *
>>
>> He probado con *plot* y el parámetro *new* sin éxito, y ahora estaba
>> probando con *ggplot*:
>>
>>
>>
>> *ggplot(ft, aes(ft[,2:3])) + geom_bar(aes(ft[,2]), colour="black", fill
>> = "orange") + geom_line(aes(x=ft$hora,y=ft[,3]), colour="black") *
>>
>> Se me muestran las variables pero de forma incorrecta. ¿Alguna sugerencia?
>> De paso, me podéis indicar...
2016 Sep 03
2
Ayuda con gráfico típico de histograma más linea
...s -dependiendo la la variable que use (Share o miles):
>
>
>
> *Error: Discrete value supplied to continuous scalegeom_path: Each group
> consists of only one observation. Do you need to adjust the groupaesthetic?*
>
> Modifique el código tal que así:
>
> ggbar<-ggplot(ft, aes(x=ft$hora, y=ft$frec)) +
> geom_bar(stat="identity", width = 0.8, fill="gray") +
> theme(panel.background = element_rect(fill = "white")) +
> scale_y_continuous(limits=c(0,1500))
> ggline<-ggplot(ft, aes(x=ft$hora, y=ft$Miles)) +
> geom_l...
2016 Sep 02
2
Ayuda con gráfico típico de histograma más linea
...frame:
* hora frec Miles Share 1 20:22 87 1.016
13,0
2 20:23 123 1.031 13,33 20:24 153 1.048 13,5 4 20:25 192 1.165 15,0
5 20:26 175 1.239 15,8 6 20:27 225 1.331 17,0 *
He probado con *plot* y el parámetro *new* sin éxito, y ahora estaba
probando con *ggplot*:
*ggplot(ft, aes(ft[,2:3])) + geom_bar(aes(ft[,2]), colour="black", fill =
"orange") + geom_line(aes(x=ft$hora,y=ft[,3]), colour="black") *
Se me muestran las variables pero de forma incorrecta. ¿Alguna sugerencia?
De paso, me podéis indicar algún manual para aprender a reali...
2016 Jul 20
4
un solo un favor
...es
requeridos.
> study_area <- readRDS("CHL_adm0.rds")
> study_area_UTM <- spTransform(study_area, CRS("+proj=utm +zone=19
+datum=WGS84"))
> study_area_UTM <- spTransform(study_area_UTM, CRS(
+ paste("+x_0=-2000000.0 +y_0=-500000.0 +ellps=GRS80 +units=us-ft
+no_defs")))
Error in spTransform(study_area_UTM, CRS(paste("+x_0=-2000000.0
+y_0=-500000.0 +ellps=GRS80 +units=us-ft +no_defs"))) :
error in evaluating the argument 'CRSobj' in selecting a method for
function 'spTransform': Error in CRS(paste("+x_0=-2000000.0...
2011 Nov 18
1
Ensuring a matrix to be positive definite, case involving three matrices
...using the function
'optim' to find the lowest value generated by $LogLik from the function
'fkf' (http://127.0.0.1:27262/library/FKF/html/fkf.html).
The variable Kt within the algorithm used to generate the Kalman Filter
equations needs in each iteration the inverse of the variable Ft, ("Kt[,, i]
= Pt[,, i] %*% t(Zt[,, i]) %*% solve(Ft[,, i])") which is updated by "Ft[,,
i] = Zt[,, i] %*% Pt[,, i] %*% t(Zt[,, i]) + GGt[,, i]".
Zt is a constant 2x4 matrix and can't be changed. Gt (2x2) and P0 (4x4) are
inputs for 'fkf'. Pt is updated in each itera...
2009 Jan 26
1
Sweave'ing Danish characters
...I am writing an Sweave document and am using 'xtable' to make frequency tables of diagnoses of people undergoing cholecystectomy. Some of these diagnoses contain Danish characters ("?", "?", and "?"), and these characters are all garbled in the Latex document after I run Sweave. The odd thing is, everything looks absolutely right in the R console, and if I enter the same Danish characters in a new variable, the new variable produces no problems?! Therefore, I cannot offer a reproducible example, but I am hoping nonetheless that someone can point me towards...
2012 Jan 06
2
[LLVMdev] How to duplicate a CallInst
..., how can I get the parameters of function?
This is my experimental code that not is running wich I need:
for (BasicBlock::iterator Is = i->begin(), e = i->end(); Is != e; ++Is){
if(isa<CallInst>(*Is)){
CallInst *call = dyn_cast<CallInst>(&*Is);
Function* ft = call->getCalledFunction();
*arguments = ????*
CallInst *call2 = CallInst::Create(ft, *arguments.begin(),
arguments.end()*, "", ++Is);
}
}
Thanks,
--
*Rafael Parizi*
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