Displaying 6 results from an estimated 6 matches similar to: "Boundary_maps"
2010 Mar 23
1
filled.contour formatting questions
Hello, I'm having some trouble getting things to look as I want with
filled.contour.
1. My first issue is that I am unable to add line segments to my plot where
I want them. Using the rug pattern example:
x <- y <- seq(-4*pi, 4*pi, len = 27);
r <- sqrt(outer(x^2, y^2, "+"));
filled.contour(cos(r^2)*exp(-r/(2*pi)));
segments(0.2,0.2,1,0.2);
The line segment is not found in
2011 Nov 10
1
grid.pack and grid.frame bewilder me
Hello R friends,
I get quite confused in using the grid graphic function grid.pack( )
and grid.frame ( ). Here is a simple example:
library(grid)
grid.frame(name="frame1")
grid.pack("frame1",rectGrob(width=unit(0.5,"npc"),
height=unit(0.5,"npc"), gp=gpar(col="red")))
what I expect is a rectangle with half the default device's
2018 Apr 08
2
Doubt_merging data
Hello,
I gather data from 5 objects and 5 data. frames and would like to join
information.
join: pb_SM + pb_T + pb_P + pb_F + pb_SJ = total_pb
join: sdmdata_SM + sdmdata_T + sdmdata_P + sdmdata_F + sdmdata_SJ
=total_sdmdata
code:
rbind, merge?
total_pb<- ??
total_sdmdata<- ??
1
absvals_SM <- extract(grid_present_SM, absences_10000)
presvals_SM <-
2017 Oct 26
1
Changes in code_plot
Hello,
I am trying to change some aspects in this code.
plot(proj90PT$Acacia_EMmeanByTSS_mergedAlgo_mergedRun_mergedData, main=
"Present", xlab ="x", ylab="y", cex.main=1.25, cex.lab=1.2, cex.axis=0.75,
family = "arial")
How can I change
- font. I try family "arial"
- size (exemple 14)
of main; xlab; etc ...
Is it possible to set the plot
2010 Mar 24
0
R-help ordinal regression
Dear colleagues,
i am carrying out an ordinal regression model. I try it on SPSS but I "flirt" with R as well. I have a few questions.
1. What is the most reliable/tested/trusted package for ordinal regression in the R world?
2. Also, I have a statistical question. What is the danger of having to many 'empty cells' in ordinal regression? How many empty cells are too many? Do
2017 Oct 21
2
Help_urgent_how to calculate mean and sd in biomod 2
Hello
I am new in R. I am trying to implement Biomod 2 package.
However, I have a doubt. I want to calculate the mean and sd of
"Testing.data"
(ROC and TSS)
> # let's print the ROC scores of all selected models
> myBiomodModelEval_55["ROC","Testing.data",,,]
RUN1 RUN2 RUN3 RUN4 RUN5 RUN6 RUN7 RUN8 RUN9 RUN10
0.938 0.938 0.926 0.931 0.939