Displaying 13 results from an estimated 13 matches for "coloid".
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colord
2010 May 18
1
lattice::panel.levelplot.raster too picky with unequal spacing
...ther attached packages:
[1] lattice_0.18-5
loaded via a namespace (and not attached):
[1] grid_2.11.0 tools_2.11.0
--
____________________
Baptiste Augui?
Departamento de Qu?mica F?sica,
Universidade de Vigo,
Campus Universitario, 36310, Vigo, Spain
tel: +34 9868 18617
http://webs.uvigo.es/coloides
2010 Mar 10
1
How to take out the content of character string
My question is represented by the following example.
For example, I have a character string a, which is defined as
AA="list(x=1, y=2)"
I want to take out the content of AA by using some function, so that I can
obtain the following expression automatically.
list(x=1, y=2)
Does anyone know how to do it? Thanks a lot,
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2010 Dec 07
2
tableGrob and properties of a cell
Hello there,
could you please help to modify gpar() properties of a cell inside
tableGrob() output.
In the following example I want to have different color for one out of 4 cells
require(gridExtra)
z<-matrix(1:4,2,2)
grid.draw(tableGrob(z))
The only way I found for now how to do it is to do something like this
downViewport(current.vpTree()$children[[1]]$children[[6]]$name)
2010 Jun 06
3
Creating pdf report
I'm looking for a way to create a pdf report that contains multiple graphs on one page as well as tables (ideally with some lines below categories etc.) . I have used the pdf(filename) followed by dev.off() to date but this prints one graph per page and does not seem to have functionality for tables.
Thanks
Sent from my BlackBerry? wireless device
2010 Aug 27
2
export 4D data as povray density files
...with this idea and could offer
some suggestions (I couldn't get it to work so far).
Best regards,
baptiste
--
____________________
Dr. Baptiste Augui?
Departamento de Qu?mica F?sica,
Universidade de Vigo,
Campus Universitario, 36310, Vigo, Spain
tel: +34 9868 18617
http://webs.uvigo.es/coloides
2010 Feb 26
3
Plotting a Trivial Matrix
Dear All,
Consider a matrix (N x N) where each entry is either zero or one (can
hardly get any simpler).
Now, I would like to plot it as a 'chessboard' where every matrix entry
is a black (1) or white (0) square.
Whatever tool I use to plot it, it should not try to interpolate the
data at all.
I found some online references
http://www.phaget4.org/R/image_matrix.html
but probably I can
2010 Mar 05
3
how to make this sequence: 1,2,3,4,5,4,3,2,1
I'm just beginning R, with book Using R for Introductory Statistics, and one
of the early questions has me baffled. The question is, create the
sequence: 1,2,3,4,5,4,3,2,1 using seq() and rep().
Now, as a programmer, I am punching myself to not be able to figure it out..
I mean, as simple as a for loop, but using seq, I am stumped. I would think
c(1:5, 4:1) would be the brute force method
2010 Aug 18
1
Automatically retrieve correct collation
Dear List,
consider the following scenario:
setClass(Class = "A", representation = representation(B = "B", C = "C"))
setClass(Class = "B", representation = representation(C = "C"))
setClass(Class = "C", representation = representation(something =
"character"))
Obviously, the collation for sourcing these defs needs to be: C,
2010 May 31
4
Fancy Page layout
Hi,
Working on a report that is going to have a large number of graphs and
summaries. We have 80 "groups" with 20 variables each.
Ideally, I'd like to produce ONE page for each group. It would have two
columns of 10 graphs and then the 5 number summary of the variables at
the bottom.
So, perhaps the top 2/3 of the page has the graphs and the bottom third
has 20 rows of data
2010 Feb 25
2
How to fill in a region with different patterns?
Hi to all,
Here is a question which I cannot solve. Appreciate so much for any suggestions!
I have a squared region which is irregularly divided into many rectangular patches.
Each patch is associated with a value, and two patches possibly share a common value.
I hope to fill in each patch a pattern according to its value. For
instance, if a patch has value 1, then I fill in that patch
2010 Jul 17
1
Bug 14340 - Symbols() plots with wrongly scaled y-axis
Hello, I submitted this bug report to r-core and got a rejection
saying I should post to r-help.
This is my first time ever submitting a bug report, so forgive me if
I'm using some wrong format.
So, here's my bug report:
Component: Graphics
OS: Mac OS 10.5.8, X11 XQuartz 2.5.0
Summary:
In the symbols function of the graphics package, scaling of the y-axis is
wrong, causing symbols
2010 Aug 31
4
How to Adaptively Set Up the Coordinate Range of Multiple Graphs in One Figure
Hi, R-Helpers,
I would like to ask about multiple graphs in one figure. I tried to execute
the following codes.
xlim <- c(1,100)
ylim <- c(1,4)
plot(NA, xlim=xlim, ylim=ylim)
> x <- c(1:100)
for(j in seq(1,10,by=1)) {
y <- j*x^2+log(j)
lines(x, y)
}
In the above codes, I had to arbitrarily set up the coordinate range of the
figure in advance before
2010 Mar 02
16
Three most useful R package
Hi R-fans,
I would like put out a question to all R users on this list and hope
it will create some feedback and discussion.
1) What are your 3 most useful R package? and
2) What R package do you still miss and why do you think it would make
a useful addition?
Pulling answers together for these questions will serve as a guide for
new users and help people who just want to get a hint where to