Displaying 10 results from an estimated 10 matches similar to: "combine vector and data frame on field?"
2011 Apr 06
1
Creating a symmetric contingency table from two vectors with different length of levels in R
Hello,
How can I create a symmetric contingency table from two categorical vectors
having different length of levels?
For example one vector has 98 levels
TotalData1$Taxa.1
[1] "Aconoidasida" "Actinobacteria (class)"
"Actinopterygii" "Alphaproteobacteria"
[5] "Amoebozoa"
2010 Oct 28
1
Heatmap construction problems
I am very new to R and don't have any computer program experience
whatsoever. I am trying to generate a heatmap of the following data:
Phylum,AI,AJT,BY,GA,Grt,Sm
Acidobacteria,0.5,0.7,2.7,0.1,2.6,1.0
Actinobacteria,33.7,65.1,9.7,2.0,3.9,2.1
Bacteroidetes,9.7,5.6,0.7,13.2,41.1,21.6
CCM11b,0.0,0.0,0.0,0.0,0.0,0.1
Chlamydiae,0.1,0.1,0.0,0.0,1.0,0.2
2001 Nov 27
1
inclusion criteria help
I have a dataset that looks like this (many other variables not
shown. including a unique row identifier "id"):
> summary(hits)
query lib coverage percid
Length:80664 Length:80664 Min. :0.080 Min. :0.2250
Mode :character Mode :character 1st Qu.:0.980 1st Qu.:0.8160
Median :1.000
2009 Oct 07
1
Buglet in qbeta?
Hi,
I sometimes play around with extreme parameters for distributions and
found that qbeta is not always monotone as the following example shows.
I don't know whether this is serious enough to submit a bug report (as
this example is near to the limitations of floating point arithmetic).
Josef
> x <- qbeta((0:100)/100,0.01,5)
> x
[1] 0.000000e+00 1.253990e-201 1.589622e-171
2001 Nov 29
2
text in qqmath
Hello,
I can't seem to make qqmath plot text.
v <- rnorm(8)
qqmath(~v) # this is ok, but
qqmath(~v, panel=function(x, y) {
points(x, y)
text(0, 0, 'print me', cex=2)})
isn't ok.
The axis frame is printed properly (ie, as in
qqmath(~v)), but neither 'print me' nor the points
show up on the graph. I can, however, see the upper
half of the word 'me' in the
2006 Apr 17
0
difference of means as response?
Dear R users,
I am looking for some advice on the proper construction of a mixed model
in R, using the difference in means as the response and treating
within-means residuals as a random effect.
I have a dataframe (my own, a snippet of which is given below) that is
composed of observations of pollen viability in flowers along tree
branches. Flowers (1 to 3 per position) were collected from
2010 Nov 10
1
plotting histograms/density plots in a triangular layout?
Hi!
I have a set of 49 pairwise comparisons that I have done. From this I
would like to plot either histograms or the density plots of the values
I get. Now, I can plot one histogram per comparison, but I have problems
getting the output I want. When plotting like I normally would do:
histogram(~percid | orgA_orgB, data = alldata)
I get the histograms next to eachother in a boxlike shape.
2013 Mar 19
1
write random sampling as table output
Hello,
I have a data matrix consists of species as columns and sites as rows.
N Chlamydiae Deferribacteres GN12 Hyd24-12 KSB1 PAUC34f SC4 SPAM Thermi WPS-2 ZB3 AD3 Elusimicrobia GAL15 ABY1_OD1 OP9 Fusobacteria HDBW-WB69 OP11 WS1 SR1 ZB2 AC1 OP3 OP8 NC10 NKB19 TM7 WS3 Gemmatimonadetes Lentisphaerae GN02 Armatimonadetes Tenericutes Spirochaetes Epsilonproteobacteria TM6 Acidobacteria Chlorobi
2008 Mar 10
3
Need a simple forum or message board
I want to have a message board or forum in my site, I have looked at
beast but have no clue how to use svn, and I have had no luck with
savage beast either. Can anyone recommend a simple message board/forum
that I could plugin and adjust with minimal effort.
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2007 Jun 04
0
Another batch of helpins needed.
Hello, you guys have helped me before. I am setting up a multiboot system on
my usb stick. At one point, with syslinux, i had the two of the three
systems working. However in a sucessful attempt to get the third working, i
used that os'es instructions for usb installition, which included syslinux.
After which, that system worked, with its syslinux.cfg being located in a
non-root folder