Displaying 13 results from an estimated 13 matches for "km2".
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2012 Feb 20
1
how to print km square in the form of km2
Hello,
This is Elaine.
I am drawing a plot with x-axis label with "km square" as the unit.
Now I want to print km square in the form of km2 and output "2" as the
uppercase.
Please kindly help suggest command to show the uppercase.
Thank you.
Elaine
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2015 Aug 02
3
ayuda con análisis de supervivencia
...el script que he utilizado en el análisis.
https://www.dropbox.com/s/d96itird8ms42yx/dataframe.Rdata?dl=0 <https://www.dropbox.com/s/d96itird8ms42yx/dataframe.Rdata?dl=0>
sapply(levels(df0$bmi0),function (x){ #####SURVIVAL CURVE
dfx=filter(df0,bmi0==x)
surv2=Surv(dfx$bmi,dfx$MetS)
km2=survfit(surv2~dfx$apoe4)##start.time=20,type='kaplan')
plot(km2,lty=2:1,xlim=c(20,41),xlab='BMI at onset',main=x,mark.time = F)
legend('bottomleft',c('E4','no-E4'),lty=2:1)
cox=list(coxph(surv2~relevel(dfx$apoe4,ref='no-E4')))
})
sapply(levels(...
2009 Sep 28
1
xyplot help - colors and break in plot
...of nine colors?
3. I have one group who's y range is much greater than all the others. I would like to split the plot somehow so that the bottom part shows ylim=c(0,200) and the top shows ylim=c(450,550). Is this possible?
What I have so far is:
library(lattice)
xyplot(m.dp.area$Area.km2 ~ m.dp.area$DataPoint, m.dp.area, groups = m.dp.area$Manta,
main = "Cummulative area of 100% MCP",
xlab = "Data Point",
ylab = "MCP Area",
ylim = c(0,150),
scales = list(tck = c(1, 0)), #Removes tics on top and r-axis
pch...
2017 Aug 19
4
My very first loop!! I failed. May I have some start-up aid?
...exy) <- c ("xCord", "yCord")
ID <- mysample$ID
datltraj <- as.ltraj(mysamplexy, mysampletime, id=ID)
Ddat <- BRB.D(datltraj, Tmax=21600, Lmin=36)
BRBdat <- BRB(datltraj, D= Ddat,type=c("UD"),Tmax=21600,Lmin=36, hmin=100)
kernel.area(BRBdat, unout=c("km2"))
# unfortunately my data are not a very good example. Sorry about that.
But I guess you know what I mean.
# Because I wish to run the functions three times I do want a data frame
(or matrix) in the end, which includes the results (kernel areas): That
means 12 columns and the three lines...
2017 Aug 19
0
My very first loop!! I failed. May I have some start-up aid?
...uot; )
datltraj <- as.ltraj( mysamplexy, mysample$mysampletime, id=mysample$ID )
Ddat <- BRB.D( datltraj, Tmax=21600, Lmin=36 )
BRBdat <- BRB( datltraj, D = Ddat, type = "UD", Tmax = 21600, Lmin = 36, hmin = 100 )
result[ , i ] <- kernel.area( BRBdat, unout = "km2" )
}
#> Warning in kernel.area(BRBdat, unout = "km2"): The grid is too small to allow the estimation of home-range
#> for the following value of percent: 70,75,80,85,90,95. You should rerun kernelUD with a larger extent parameter
#> Warning in kernel.area(BRBdat, unout = &qu...
2008 Feb 21
1
linebreaks in mathplot
Dear HelpeRs,
I would like to do sg similar to:
plot(c(0,100), c(0,100), xaxs="i", yaxs="i", type="n")
txt <- paste("a =", a, "%\n b =", b, " km2", sep="")
text(95, 95, txt, adj=c(1,1))
just with the "km2" formatted with 2 in a superscript.
I thought
txt <- substitute("a = "*a*" %\n b ="*b*" km"*phantom()^2, list(a=a,b=b))
would do it. However it does not work.
Is it possible to fo...
2005 Nov 09
2
Variograms and large distances
Hello R list,
I need to compute empirical variograms using data from a large
geographic area (~10^6 km2). Although I could not find a specific
reference, I assume that both geoR and gstat calculate distances among
data points assuming points are on a flat surface (using the Pythagorean
Theorem). Because the location of my data is large and located near the
pole, assuming that latitude and longi...
2012 Jul 28
1
Mixed-model with paired design & covariates
...ccuracy
measure. In the same way the 2 observations replicate1_subreplicate2 of
model A and B (1 for A and 1 for B) are also linked. Is there a way to
introduce such pairing in a mixed effect model?
2) several continuous covariates, attributes of species (number of points
for modelization, size in km2 of the range) may influence the measures of
accuracy and I may be interested in investigating those effects. How could
I include a covariate in such model? How should I strucutre it given that
there are species covariates (high order of nesting)?
I hope that my questions are relevant!
Thank you ve...
2017 Aug 19
0
My very first loop!! I failed. May I have some start-up aid?
...", "yCord")
> ID <- mysample$ID
> datltraj <- as.ltraj(mysamplexy, mysampletime, id=ID)
> Ddat <- BRB.D(datltraj, Tmax=21600, Lmin=36)
> BRBdat <- BRB(datltraj, D= Ddat,type=c("UD"),Tmax=21600,Lmin=36, hmin=100)
> kernel.area(BRBdat, unout=c("km2"))
>
> # unfortunately my data are not a very good example. Sorry about that. But
> I guess you know what I mean.
>
> # Because I wish to run the functions three times I do want a data frame
> (or matrix) in the end, which includes the results (kernel areas): That
> means...
2005 Dec 26
0
evaluation methods for logistic regression with proportion data
...1.000 0.8575587
1.000 0.9406087
0.778 0.5861066
0.600 0.6204616
1.000 0.8585725
0.000 0.2949169
0.100 0.1291246
0.444 0.7627612
observed = proportion of positive responses to crop damage questionnaires
in a 25 km2 grid
predicted = values produced by the final glm(binomial) model on the same
dataset as used to develop the model
Thanks a lot in advance for any suggestion
Ahimsa
Ahimsa Campos Arceiz
The University Museum,
The University of Tokyo
Hongo 7-3-1, Bunkyo-ku,
Tokyo 113-0033
phone +81-(0)3-5841-28...
2012 Dec 07
0
apply a function at: dateX, dateX+1, dateX+2, ....
...t;)]
d_ltraj <- as.ltraj(dxy, d$myframestime, id = d$AnimalID)
dLiker <- liker (d_ltraj, sig2 = 18, rangesig1= c(1, 100) )
dBB <- kernelbb(d_ltraj, sig1=dLiker$Ernie$sig1, sig2=18)
data.frame(AnimalID = unique(d$AnimalID), day = unique(d$day), h =
kernel.area(dBB, unout=c("km2")))
}
ddply(myframe3, .(day), hrfun)
# i.e. I calculated the size of the homerange for Animal "Ernie" at every
single day. (The several numbers per day
# represent the several Homerange levels).
# What I want to do now is to calculate the homerange for Animal "Ernie" fo...
2013 Apr 26
1
How to export graph value in R
Dear exports,I have created a hypsometric curve (area-elevation curve) for my watershed by using simple command hypsometric(X,main="Hypsometric Curve", xlab="Relative Area above Elevation, (a/A)", ylab="Relative Elevation, (h/H)", col="blue")It plots the hypsometric curve in "RGraphics window", My question is how can I export values which is used
2012 Nov 27
5
loop with date
Hello,
I tried to construct my very first loop today and completly failed :-(
Maybe someone can help me?
I have a dataframe somewhat like this one:
myframe <- data.frame (Timestamp=c("24.09.2012 09:00", "24.09.2012 10:00",
"24.09.2012 11:00",
"25.09.2012 09:00", "25.09.2012 10:00",
"25.09.2012