Displaying 20 results from an estimated 600 matches similar to: "Re-execute previous command"
2010 Mar 25
2
Insert .eps files in to an R plot.
Hello Everybody,
I have an eps figure an awesome bacteria and a plot (generated using R) also
in eps format. Now it looks like there is space for only one figure and I
have to insert the picture of the bacteria into the plot. Is there a way to
insert figures (eps/png/jpg) in to plots (may be control over placement of
figures in the plot as well?) ? By plots I mean data represented using axes
and
2010 Feb 12
2
Multiple figures margin problem
Hello All,
I am trying to make a figure with 3x2 plots in it. Let us name the plots as
such:
1 2
3 4
5 6
I begin my script with:
par(mfcol=c(3,2))
par(oma=c(0,0,0,0)) --> This is for a postscript figure so I really don't
need the outer margins.
d=5
par(mar=c(d,d,d,d)) --> This applies to all the 6 plots.
Now if d=0, plots 1-2,3-4 and 5-6 will have no gap between them and
2010 Mar 15
1
Help with calculating entropy of data
Hello All,
My question is not directly related to R but rather on which statistical
method I should look in to for capturing the entropy of a data-set as a
number. In this figure http://www.twitpic.com/18sob5 are two data sets blue
and green (x-axis is time) that fluctuate between (-1,+1). Clearly, green
has 4 jumps while blue has 1 (and a some?). Intuitively, green has more
entropy than blue. Is
2008 Jul 01
14
rake aborted! Could not find table ...
I am getting a rake aborted error and I suspect that I am missing a
package on my system since the app works for a friend on this
computer.
Here is the terminal output of the error:
anita@anitas-computer:~/sandbox/shovell$ rake db:migrate
(in /home/anita/sandbox/shovell)
rake aborted!
Could not find table ''stories''
(See full trace by running task with --trace)
2009 Oct 20
3
Transparent Bands in R
Hello All,
My question is regarding the attached plot. I would like to have multiple
transparent green bands running the length (yaxis) of the plot the width of
which is determined by the green lines at y=0 in the plot. Can you suggest a
way to do it?
For those who can't or are unwilling to download the file the plot is at
http://www.twitpic.com/ma8w0
Thanks!
2010 Jul 16
6
Video IVR Asterisk ?
Hi
Is it possible to receive video calls using Asterisk and then process them
as an IVR ? One of our clients wants to set-up a video IVR system in the US
and we are evaluation possible options.
Also, what is the bandwidth of receiving a video call in US ? What protocols
and codecs are supported and does it work on DID numbers ? Can I rent a
hosted solution for this ?
Thanks in anticipation of
2008 Jun 22
6
Installing Rails
Having a god-awful time installing Rails. I started with the
instructions found on this page:
http://articles.slicehost.com/2007/11/23/ubuntu-gutsy-mysql-and-ror
I get the following error:
vbfischer@ubuntu:~$ sudo gem install rails
[sudo] password for vbfischer:
Bulk updating Gem source index for: http://gems.rubyforge.org/
Updating metadata for 13 gems from http://gems.rubyonrails.org/
2009 Nov 04
2
Conditional read-in of data
Hello All,
I have a 40k rows long data set that is taking a lot of time to be read-in.
Is there a way to skip reading even/odd numbered rows or read-in only rows
that are multiples of, say, 10? This way I get the general trend of the data
w/o actually reading the entire thing. The option 'skip' in read.table
simply skips the first n rows and reads the rest. I do understand that once
the
2010 Apr 27
5
E3 Card on Asterisk ?
Hi
Please check out this product
http://www.sangoma.com/products/hardware_products/data_networking/a301.html
Does it work on Asterisk or Freeswitch ?
Do Telcos provide an E3 connection ?
One of our customers had an inquiry for terminating 6000 calls
simultaneously. I want to do some homework before taking it further with
him. If I use E1 lines, I will need 6000 / 30 = 200 E1 lines, which does
2008 Nov 19
2
Could not request certificate: Certificate does not match private key
hello,
I''ve just added a new client to an existing configuration but cannot
get it recognised. Both client and server are running 0.24.5,
installed on gentoo linux using portage.
This is what I dis:
Server:
/etc/init.d/puppetmaster start
* Starting
puppetmaster ...
[ ok ]
Client:
puppetd --test
warning: peer certificate won''t be verified in this SSL session
notice: Did not
2008 Apr 20
3
MS Internet explorer instead of Gecko
Hello,
I have a windows application called Anita (terminal emulation sofware from www.april.se) that runs just fine on Linux with WINE.
The problem is that Anita needs to open an HTML page and display a PDF file.
It works on Windows - terminal emulation software displays the PDF file without any problems but it doesn't work on linux. It displays a blank page.
My guess is because on Windows
2010 Sep 17
3
Sangoma A108 PCIe V2.0
Hi
Does Sangoma 8-port card A108 support PCIe version 2.0 ?
The card is here
http://www.sangoma.com/products/hardware_products/digital_voice_and_data_networking/a108.html
And we want to use 3 such cards in this motherboard because it has 3 PCIe
slots of version 2.0
http://www.intel.com/products/desktop/motherboards/DX58SO/DX58SO-overview.htm
Is this a good idea ? Do you have any experience
2010 Sep 12
1
Synway cards
Hi
Does anyone have experience with Synway cards like SHD-240D-CT/PCI with
asterisk and SynAst driver ?
Are they any good ?
Do they really run on Asterisk ?
Thanks.
Anita Hall,
Simmortel Voice
www.simmortel.com
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2010 Jul 08
2
Using nlm or optim
Hello,
I am trying to use nlm to estimate the parameters that minimize the
following function:
Predict<-function(M,c,z){
+ v = c*M^z
+ return(v)
+ }
M is a variable and c and z are parameters to be estimated.
I then write the negative loglikelihood function assuming normal errors:
nll<-function(M,V,c,z,s){
n<-length(Mean)
logl<- -.5*n*log(2*pi) -.5*n*log(s) -
2010 Feb 09
3
Conditional plot
Hello All,
I have the following data set:
> all
[,1] [,2]
[1,] 297.04115 286.34645
[2,] 303.94056 270.81590
[3,] 297.87190 290.48009
[4,] 305.81938 304.26238
[5,] 294.92061 92.14025
[6,] 72.09721 304.83084
[7,] 66.53062 279.65700
[8,]
2002 Nov 06
3
R bug? (if-else problem in main program)
Hi everybody,
I've found a very interesting problem in R: the if-else statement doesn't
work in a main program. Sounds crazy, but true.
I tried this very easy example, and I got syntax error at the "else" line.
Example:
-------
a <- 1
if ( a == 1 )
print("yes")
else
print("no")
--------
I tried on Windows and on Linux, but none of them works.
2010 Jun 03
3
Nested ANOVA with covariate using Type III sums of squares
Hello,
I have been trying to get an ANOVA table for a linear model containing a
single nested factor, two fixed factors and a covariate:
carbonmean<-lm(C.Mean~ Mean.richness + Diversity + Zoop + Diversity/Phyto +
Zoop*Diversity/Phyto)
where, *Mean.richness* is a covariate*, Zoop* is a categorical variable (the
species), *Diversity* is a categorical variable (Low or High), and
2006 Jul 21
1
from character to numeric over multiple columns
Hi All,
I have a data frame of three columns, all of which names. The names in the three
cols overlap up to a point, so I might have *Harry* in all three columns,
*Tom* in cols 1 and 3 and *Bob* in col 3 only.
harry paul bob
anita harry tom
frank jack harry
tom pete ben
....
I want to turn the names into numbers, BUT I want the numeric code for, say,
*Harry*, to be the same on all
2010 Sep 22
12
Mongrel service
Hi all
Environment:
Windows 7 64 bit
Ruby 1.9.2.p0
Rails 3
I am getting the following error when I run the following command
mongrel_rails service::install -N MyTestApp_4001 -p 4001 -e production:
"Msvcrt-ruby18.dll is missing"
Thanks in advance
Gerhard
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2001 Sep 14
5
Our Sympathies
The following is a message to be sent to the President
of the United States of America. Although we may not be able to do a
great deal from where we are, but for the people of America just
knowing we care and feel their sadness will help. Please put your name
on the following list and send it to all you know and who care. If you
are the 100th name and every 100th there on could you please also