Displaying 12 results from an estimated 12 matches for "llim".
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2012 Jan 27
1
Help boxplot to add mean, standard error and/or stadard deviation
Dear researchers
I wish to plot a box plot without the mean line (the black line) and plot
only the mean (red square). Futhermore, is it possible to add standard
error and/or stadard deviation?
This is an example
mytest <- c(2.1,2.6,2.7,3.2,4.1,4.3,5.2,5.1,4.8,1.8,1.4,2.5,2.7,3.1,2.6,2.8)
boxplot(mytest,lty = "solid")
means <- mean(mytest,na.rm=TRUE)
points(means, pch = 22, col
2011 Oct 16
2
How to plot CI's (llim ulim) on ecodist mgram
...et the x value in order to plot them?
package(ecodist)
X<-1:100
Y<-rnorm(1:100)
Z<-rnorm(1:100)
XY<-dist(data.frame(X,Y))
YX<-dist(data.frame(Y,X))
my.mgram<-mgram(XY,XZ)
plot(my.mgram)
print(my.mgram)
> print(my.mgram)
$mgram
lag ngroup mantelr pval llim ulim
[1,] 3.770055 672 0.500012737 0.001 0.49689923 0.504301550
[2,] 11.310165 691 0.383960457 0.001 0.38000201 0.387324434
[3,] 18.850274 584 0.232086251 0.001 0.22670074 0.237501735
[4,] 26.390384 587 0.114097397 0.001 0.10243901 0.122973735
[5,] 33.9304...
2000 Sep 20
1
integration in R?
I have the following problem.
inf
p= Int [dnorm(x-d) * pnorm(x) ^ (m-1)] dx
-inf
Given p and m, I want to find d. For example,
p m d
.9 2 1.81
Is there a way to solve this problem in R? Ideally I would have a
function with arguments p and m, and output d.
Thanks very much for any help.
Bill
-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-
r-help mailing
2005 Feb 17
1
Factor level coloring in trellis plot
Hi :)
Was just wondering whether someone could help me with
adjustments to trellis plots (parallel).
I've got two way multivariate data. I want to make
parallel plots for one of the factors, and want to color
the lines according to the other factor. The first thing I
manage, but with the other I'm lost :( Can only change the
overall color.
This is basically how far I get:
2009 Apr 07
1
get optim results into a model object
...es(cbind(x,y,yhat))
# Add a constant to x (for alpha)
x=cbind(1,x)
# "normalization" fun to make the rest of the x's add up to 1
normalize=function(x)c(x[1], x[2:length(x)]/sum(x[2:length(x)]))
# objective function:
fn=function(ws){
ws=normalize(ws)
sum((x %*% ws - yhat)^2)}
llim = c(-Inf,rep(0,ncol(x)-1)) # alpha (col 1 of 'x') is -Inf to Inf
ulim = c( Inf,rep(1,ncol(x)-1)) # betas (cols 2:4 of 'x') are 0 to 1
th=matrix(c(0,rep(1/3,3)))
o = optim(th, fn, method="L-BFGS-B",lower=llim, upper=ulim)
o
REALPAR = normalize(o$par)
REALPAR
[[alternativ...
2018 May 28
2
to R Core T: mle function in 32bits not respecting the constrain
...r running in the
32 bits version.
The problem comes from the mle function, using it with a lower constrain.
In 64 bits version it works fine but when I put it in the R 32 bits it
fails. (same numbers, all equal!)
The call is:
*mle(minuslogl = p.est,start = beta,method =
"L-BFGS-B",lower=llim*reduction)*
lower = -0.01570427
The optimizer (optim function in 32 bits) display:
-0.015704 -loglik 48.690236
-0.015704 -loglik 48.690236
-0.017704 -loglik 1.#QNAN0
And it is not respecting the lower constrain.
Could anyone explain me why this? Maybe I am misunderstunding of lower
parameter me...
2009 Jul 09
2
naming of columns in R dataframe consisting of mixed data (alphanumeric and numeric)
...esults2.
Notice that column 1 does not have a column heading.
Tresults2:
[,1]
estparam 18.00000
nullval 20.00000
. . .
ciWidth 2.04622
HalfInterval 1.02311
pertinent code:
results<-cbind( estparam, nullval, t, pv_left, pv_right, pv_two_t,
estse, df, cc, tbox, llim, ulim, ciWidth, HalfInterval)
tresults<-round((results),5)
tresults2<-data.frame(t(tresults))
names(tresults2)<-c("Statistic ", "Value")
tresults2
===========================================================================================
After transposing my dataframe...
2010 Oct 26
1
Dispersion ( Plot error bars ) help
Dear List,
I am looking to plot error bars on a line using dispersion.
I have values for the upper value and for the lower values, however i am unsure how to plot different values for the upper CI and the lower CI?
I have been using
dispersion(1:35,sim,simCI,col="red")
Where there are 35 points, and simCI relates to a vector containing the lower confidence intervals, however i want
2018 May 28
0
to R Core T: mle function in 32bits not respecting the constrain
...> The problem comes from the mle function, using it with a lower constrain.
> In 64 bits version it works fine but when I put it in the R 32 bits it
> fails. (same numbers, all equal!)
>
> The call is:
> *mle(minuslogl = p.est,start = beta,method =
> "L-BFGS-B",lower=llim*reduction)*
> lower = -0.01570427
>
> The optimizer (optim function in 32 bits) display:
> -0.015704 -loglik 48.690236
> -0.015704 -loglik 48.690236
> -0.017704 -loglik 1.#QNAN0
>
> And it is not respecting the lower constrain.
>
> Could anyone explain me why this?...
2011 Dec 03
1
partial mantel tests in ecodist with intential NA values.
...00,20)
> z<-sample(1:1000,20)
> M1<-as.matrix( distance(x))
> M2 <-as.matrix( distance(y ))
> M3<-as.matrix( distance(z ))
> D1<-(lower(M1))
> D2<-(lower(M2))
> D3<-(lower(M3))
> mantel(D1 ~ D2+D3, nperm=1000)
mantelr pval1 pval2 pval3 llim.2.5% ulim.97.5%
0.09014696 0.10300000 0.89800000 0.18400000 0.01857311 0.18468621
> partial.mantel.test(M1,M2,M3,quiet=T)
$MantelR
r12 r13 r23 r12.3 r13.2
0.08977575 0.02170997 -0.01561346 0.09014696 0.02320821
$p
[1] 0.09590410 0.30769231 0.47552448...
2011 Jan 20
1
Problems with ecodist
Dear Dr.Goslee and anyone may intrested in matrix manipulate,
I am using your ecodist to do mantel and partial mantel test, I have
locality data and shape variation data, and the two distance matrixs are
given as belowings. When I run the analysis, it is always report that the
matrix is not square, but I didn't know what's wrong with my data. Would you
please help me on this. I am quite
2012 Jan 13
1
Problems with plotCI
Got problems with plotCI (plotrix)
I only want to plot the upper part of the error bar in my barplot
I had the exact same commands working two months ago
Now I wanted to change the legend and when I ran it again plotCI stopped
working.
To me it seems like there must some bug in R
library(plotrix)
library (graphics)
x = matrix(c( 13.75516276, 3.944604404,