search for: spreading

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2009 Aug 05
1
writing a simulation
No its not an or condition. Please see the changed attachment. Many thanks for your help. Regards Meenu On Wed, Aug 5, 2009 at 6:36 PM, David Winsemius <dwinsemius at comcast.net>wrote: > > On Aug 4, 2009, at 2:12 PM, Meenu Sahi wrote: > > Dear R Users >> >> I'm writing my first simulation in R. >> I've put across my problems with a smaller example
2009 Aug 04
2
Caculate first difference from a dataframe; write a simulation
Dear R Users I'm writing my first simulation in R. I've put across my problems with a smaller example in the attachment along with the questions. Please help. Best regards Meenu -------------- next part -------------- mydat<-read.table(textConnection("Level spread change State 4.57 1.6 BlF NA 4.45 2.04 BrS NA 3.07 2.49 BlS NA 3.26 -0.26 BlF NA 2.80 0.22 BrF NA 3.22 2.5 BrS NA
2008 Mar 23
3
"spreading out" a numeric vector
...could be solved by a function that behaved something like this: > x2 <- spread(x,mindiff=0.5) > x2 [1] 0.5 1.0 1.5 2.0 2.5 3.0 4.0 Or for a minimum difference of 0.2, > x2 <- spread(x,mindiff=0.2) > x2 [1] 1.0 1.8 2.0 2.2 2.4 3.0 4.0 Thus, if there is a cluster of close values, spreading the values may require changing values which previously weren't too close to their nearest neighbors. Then I could use segments() to draw lines from the timeline to where the shifted text is printed, labeling tics on the timeline accurately but keeping the text from overlapping. Any ideas on...
2008 Aug 27
2
r function for calculating extreme spread in group
I'm trying to figure out how to write a r function that will calculate the extreme spread of a group of points given their (x,y) coordinates. Extreme Spread is the maximal Euclidean distance between two points in a group ex.spread = max{ sqrt [ (xi-xj)^2 - (yi-yj)^2 ] } for i not equal to j I have 60 levels to apply this to. There is the combination function in the dprep package but
2009 Jan 16
6
reading data from Excel Spread sheet
Hi all, I tried to read data from Excel spread sheet with using read.csv(file.choose()) and read.delim(file.choose()) but its showing " *ÐÏ.à.*." and also i tried with read.table(file.choose()) then its showing " * V1 1 ÐÏ\021ࡱ* " can any one suggest how to read data from Excel Spread sheet
2010 Mar 23
2
Creating pdfs using qplot in qqplot2
I am trying to create plots within a for loop and output them to a pdf. Here is a working example using plot: gg <- data.frame(datadate=1:4, spread=5:8) pdf() for (i in 1:3) { plot(gg$datadate, gg$spread, main=i) } dev.off() I am trying to learn more about ggplot2 so I try a slight modification and it doesn't work. Anyone
2006 Feb 02
0
crossvalidation in svm regression in e1071 gives incorre ct results (PR#8554)
1. This is _not_ a bug in R itself. Please don't use R's bug reporting system for contributed packages. 2. This is _not_ a bug in svm() in `e1071'. I believe you forgot to take sqrt. 3. You really should use the `tot.MSE' component rather than the mean of the `MSE' component, but this is only a very small difference. So, instead of spread[i] <- mean(mysvm$MSE), you
2008 Nov 13
1
Error in Quantile function
If anyone can assist with this problem you have my great thanks: I am trying to establish and plot confidence intervals on a bootstrapped function. I have a more complicated function that has no problems with determining the confidence intervals using the quantile command. This is outside the bootstrap portion of the code that is working fine it is just determining everything for the more
2006 Jun 01
5
Content Management System
I am looking for a good CMS based on Rails that has at least these attributes: 1. Ease of use ( as it will be used by people who are not html literate) 2. Very easy/flexible to change layout. So far I have looked at http://rcms.oopen.de/Home/ (have not installed it yet) http://adminpages.flowdev.de http://demo.radiantcms.org/admin/pages http://www.eribium.org/eribium/ MuraveyWeb does not seem
2008 Feb 13
1
Modelling disease spread
I was at a lecture the other day and I saw a presentation of very neat (short) animation modeling epidemic disease spread over a map region. When I ask what software they used they mentioned SAS. Do you know if there are equivalent resources in R to model the spread of disease with animation output? My search in R-help and google didn't lead to any document (though I found a couple of
2001 Aug 07
3
Troubles with Farpoint Spread controls
Hi all. The environment we are working on is a Red Hat Linux 6.2, with XFree 4.0 and KDE 2.1. The wine has been compiled using egcs-1.1.2. Wine itself is latest snapshot (20010731). The application we're trying to run crashes when tries to display a dialog box using Spread controls (from Farpoint). The crash occurs during a WM_PAINT. By exploring the builind of the window, the control
2009 Jun 09
1
Using ADF.Test
Hi, I am quite new to R and would appreciate some guidance, if possible. I have imported a csv file: spread <- read.csv("Spread.csv") I get the following error when I try to run adf.test: > adf.test(spread,alternative = c("stationary", "explosive"),0) Error in embed(y, k) : 'x' is not a vector or matrix Why is this? -- View this message in context:
2007 Apr 04
1
command to see if a process is being spread among multiple cpus
What command can I use to check if a specific process is being spreaded among multiple cpus? -- ------------------------------------------------------------ Erick Perez ------------------------------------------------------------ -------------- next part -------------- An HTML attachment was scrubbed... URL:
2007 May 29
2
map entire spread sheet to Active record model
Hello I want konw that how can make a spread sheet itself as a active record model so that I build applicationd and top of that model --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails: Core" group. To post to this group, send email to rubyonrails-core@googlegroups.com To unsubscribe from this
2012 Jul 20
1
fitting Ornstein-Uhlenbeck process by MAXIMUM LIKELYHOOD
Dear friends i am trying to fit an Ornstein-Uhlenbeck process by MAXIMUM LIKELYHOOD method. i found these formulas on http://www.sitmo.com/article/calibrating-the-ornstein-uhlenbeck-model/ this is the mean-reverting process http://r.789695.n4.nabble.com/file/n4637271/process.txt process.txt and this is the script that i am using....... ouFit.ML=function(spread) { n=length(spread)
2005 Feb 25
1
Samba users spreading spam (or automated replies)
Hi Some of the samba users are spreading spam or automated replies. Is there any possible way to stop them? I've got the following two messages after my first post which are either spam or automated nonsense replies: Message 1: From: Jim Crippen <jcrippen@eliteint.com> To: Behrang Saeedzadeh <behrangsa@gmail.com> Date:...
2017 Jul 11
2
dplyr help
...Sent from my phone. Please excuse my brevity. On July 10, 2017 1:29:41 AM PDT, Mangalani Peter Makananisa <pmakananisa at sars.gov.za> wrote: >HI all, > >Is it possible to use one column spread on multiple columns values. > >example >spread( Key_col, value1:value7) > >spreading Key_col to variable value1, value2, ....... Value7 > >Please advise, > >Kind regards > >Mangalani Peter Makananisa (5786) >South African Revenue Service (SARS) - HO >+2782 456 4669 / +2712 422 7357 > >Please Note: This email and its contents are subject to our email le...
2017 Jul 10
0
dplyr help
...Sent from my phone. Please excuse my brevity. On July 10, 2017 1:29:41 AM PDT, Mangalani Peter Makananisa <pmakananisa at sars.gov.za> wrote: >HI all, > >Is it possible to use one column spread on multiple columns values. > >example >spread( Key_col, value1:value7) > >spreading Key_col to variable value1, value2, ....... Value7 > >Please advise, > >Kind regards > >Mangalani Peter Makananisa (5786) >South African Revenue Service (SARS) - HO >+2782 456 4669 / +2712 422 7357 > >Please Note: This email and its contents are subject to our email le...
2017 Jul 10
4
dplyr help
HI all, Is it possible to use one column spread on multiple columns values. example spread( Key_col, value1:value7) spreading Key_col to variable value1, value2, ....... Value7 Please advise, Kind regards Mangalani Peter Makananisa (5786) South African Revenue Service (SARS) - HO +2782 456 4669 / +2712 422 7357 Please Note: This email and its contents are subject to our email legal notice which can be viewed at http:/...
2008 Jul 18
3
"Spreading risk" in a matrix
...but I'm just working with my limited function-writing knowledge, and I assumed it would be possible to convert the results to a matrix later on. I'm aware that this function is probably a disaster, but that's why I'm here! -- View this message in context: http://www.nabble.com/%22Spreading-risk%22-in-a-matrix-tp18535227p18535227.html Sent from the R help mailing list archive at Nabble.com.