Displaying 8 results from an estimated 8 matches for "mycor".
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mycorp
2017 Dec 10
2
Confidence intervals around the MIC (Maximal information coefficient)
...= (0.9614, 1.0398)
The MIC is not inside the confidence intervals !
Is there something wrong in the R code ?
Here is the reproducible example :
##########
C=c(2,4,5,6,3,4,5,7,8,7,6,5,6,7,7,8,5,4,3,2)
D=c(3,5,4,6,7,2,3,1,2,4,5,4,6,4,5,4,3,2,8,9)
library(minerva)
mine(C,D)$MIC
library(boot)
myCor <- function(data, index){
mine(data[index, ])$MIC
}
results=boot(data = cbind(C,D), statistic = myCor, R = 2000)
boot.ci(results,type="all")
##########
________________________________
De : Rui Barradas <ruipbarradas at sapo.pt>
roject.org>
Envoy? le : Dimanche 10 d?c...
2017 Dec 10
2
Confidence intervals around the MIC (Maximal information coefficient)
Dear R-Experts,
Here below is my R code (reproducible example) to calculate the confidence intervals around the spearman coefficient.
##########
C=c(2,4,5,6,3,4,5,7,8,7,6,5,6,7,7,8,5,4,3,2)
D=c(3,5,4,6,7,2,3,1,2,4,5,4,6,4,5,4,3,2,8,9)
cor(C,D,method= "spearman")
library(boot)
myCor=function(data,index){
cor(data[index, ])[1,2]
}
results=boot(data=cbind(C,D),statistic=myCor, R=2000)
boot.ci(results,type="all")
##########
Now, I would like to calculate the CIs around the MIC (Maximal information coefficient). The MIC can be calculated thanks to the library(minerva)....
2017 Dec 10
0
Confidence intervals around the MIC (Maximal information coefficient)
You need:
myCor <- function(data, index){
mine(data[index, ])$MIC[1, 2]
}
results=boot(data = cbind(C,D), statistic = myCor, R = 2000)
boot.ci(results,type="all")
Look at the differences between:
mine(C, D)
and
mine(cbind(C, D))
The first returns a value, the second returns a symmetric matrix....
2017 Dec 10
0
Confidence intervals around the MIC (Maximal information coefficient)
Hello,
First of all, when I tried to use function mic I got an error.
mic(cbind(C, D))
Error in mic(cbind(C, D)) : could not find function "mic"
So I've changed your function myCor and all went well, with a warning
relative to BCa intervals.
myCor <- function(data, index){
mine(data[index, ])$MIC
}
results=boot(data = cbind(C,D), statistic = myCor, R = 2000)
boot.ci(results,type="all")
Hope this helps,
Rui Barradas
On 12/10/2017 3:19 PM, varin sacha vi...
2009 Jul 27
2
Superstring in text()
I'd like to paste a superstring with a number in an object.
Thanks for any help.
Murray
mycor <- cor(1:10,1:10)
plot(1:10,1:10)
text(8,2,paste(expression(R^2)," = ",mycor))
[[alternative HTML version deleted]]
2005 Jul 13
1
help: how to plot a circle on the scatter plot
Hello,
I have a data set with 15 variables, and use "pairs" to plot the
scatterplot of this data set. Then I want to plot some circles on the
small pictures with high correlation(e.g. > 0.9).
First, I use "cor" to obtain the corresponding correlation matrix (x)
for this scatterplot.
Second, use "seq(along = x)[x > 0.9]" to find the positions of the
small
2006 Mar 20
1
type in daisy
...ariables declaration
attach(basetraits)
pdias=as.numeric(pdias)
longindex=as.numeric(longindex)
light=as.numeric(light)
humid=as.numeric(humid)
basic=as.numeric(basic)
azot=as.numeric(azot)
durflow=as.numeric(durflow)
height=as.ordered(height)
spread=as.ordered(spread)
begflow=as.ordered(begflow)
mycor=as.ordered(mycor)
piq=as.factor(piq)
lign=as.factor(lign)
grain=as.factor(grain)
ros=as.factor(ros)
semiros=as.factor(semiros)
leafy=as.factor(leafy)
autopoll=as.factor(autopoll)
geito=as.factor(geito)
insect=as.factor(insect)
wind=as.factor(wind)
suman=as.factor(suman)
winan=as.factor(winan)
monoc...
2013 Mar 21
1
values for the scree plot (package psych)
Hello,
I am using function princomp from the package psych.
I have my principle component object mypc:
mypc <- princomp(covmat=mycor)
plot(mypc) # shows me a screeplot
Question: how could I actually see the values displayed in the screeplot. I
don't mean on the graph - I just want to know the actual value for each
component (e.g., 10, 3.2, 1.8, etc.)
I need to know how much variance, in total, a certain number of comonen...