Displaying 20 results from an estimated 3000 matches similar to: "Is it possible or has it been done?"
2007 Apr 05
2
StructTS
I apologize in advance if I picked the wrong list to post this to. I
have made an effort to find the answers to these questions on CRAN,
but if they are there, I couldn't find them, and I was going to email
the developer of StructTS directly but could not find who that is.
I have 2 interrelated questions about StructTS
1. Where can I obtain the source code for StructTS if I wanted to
2013 Feb 06
2
R for Windows 32-bit mode versus 64-bit mode
Hi All:
We are developing (actually updating) a piece of code that runs in R. Due to some limitations of some the libraries we use, at the present time we would be limited to the 32-bit version of R on Windows. Does anyone have a feel (or even real knowledge) if most people these days run R on Windows in 32-bit or 64-bit mode? This would affect some development decisions.
Thanks
-Roy M.
2007 Jun 12
2
[OT]Web-Based Data Brushing
I apologize for the off-topic post, but my Google search did not turn
up much and I thought people on this list my have knowledge of this.
I am looking for examples of data brushing (i.e. dynmaic linked
plots) either on a web site, or in a web-based application, such as
an AJAX app. Even better if there is a way to do this in R.
Thanks for any help.
-Roy M.
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2012 May 14
3
Scraping a web page.
Folks,
I want to scrape a series of web-page sources for strings like the following:
"/en/Ships/A-8605507.html"
"/en/Ships/Aalborg-8122830.html"
which appear in an href inside an <a> tag inside a <div> tag inside a table.
In fact all I want is the (exactly) 7-digit number before ".html".
The good news is that as far as I can tell the the <a>
2012 Jan 16
1
A recent Post
From the r-help posting guidelines:
> Good manners: Remember that customs differ. Some people are very direct. Others surround everything they say with hedges and apologies. Be tolerant. Rudeness is never warranted, but sometimes `read the manual' is the appropriate response. Don't waste time discussing such matters on the list. Ad hominem comments are absolutely out of place.
It
2007 Jul 02
1
download.file - it works on my Mac but not on Windows.
Hi:
I am working with someone remotely to allow them access to our data.
The follow command using "download.file" works perfectly on my Mac:
> > download.file(url="http://oceanwatch.pfeg.noaa.gov:8081/thredds/
> wcs/satellite/AG/ssta/14day?
> request=GetCoverage&version=1.0.0&service=WCS&format=NetCDF3&coverage=
>
2011 Jul 29
5
HIRHAM netcdf files
Can someone help me out with a "small" problem?
I've started using netcdf files recently, and I want to extract the grid id
and also the coordinates from a HIRHAM netcdf file.
I know how to extract a slice of dataset both in space and in time and I
also know the area that this file should cover, however I have no idea
regarding the reference for both LAT/LON and RLAT/RLON.
I tried
2008 May 22
6
Alternatives to rJava and JRI
Has anyone come across any alternatives to rJava and JRI? Are they any
good? Better perhaps?
Please give your reasons.
Thanks,
Danish
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2008 Jun 20
1
World Ocean Database files
Has anyone written a script or function to read data from NODC?s World
Ocean Database files?
(I know there are simple Fortran and C programs to read these files, but
the output is not suitable for easy analysis)
Thanks, Franz
_____________________________________________________
Dr. Franz J. Mueter
School of Fisheries and Ocean Sciences, Juneau Center
University of Alaska Fairbanks
11120
2007 Oct 23
1
robustSmoothSpline
I'm rather frustrated in trying to run the examples on the robustSmoothSpline. No matter what packages I load, I still come up
with the error as follows.
Error: could not find function "robustSmoothSpline"
Am I missing something?
2007 Dec 05
2
kalman filter random walk
Hi,
I'm trying to use the kalman filter to estimate the variable drift of a
random walk, given that I have a vector of time series data. Anyone have
any thoughts on how to do this in R?
Thanks,
Alex
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2008 Jan 25
2
Popbio - can't find or load
Hello,
I'm in need of running a PVA and want to load {popbio}. However, I can't find
it. I can't see where or how to load it. I have added repositories and
changed the CRAN mirror site. I see {polynom} and {popgen} but no {popbio}
between.
What am I doing wrong?
Thanks,
Michelle
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2012 Jan 31
1
DSC 2003 on www.ci.tuwien.ac.at
I am trying to get the DSC proceedings from 2003.
The computer is not responding since last night (18 hours ago).
Is this transient? Have the DSC files been placed elsewhere?
Rich
http://www.ci.tuwien.ac.at/Conferences/DSC-2003/Proceedings
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2012 Jul 31
2
Univariate Time Series Analysis in R
Hello!
I want to realise an univariate time series analysis in R, can someone help
me for the first steps?
Thanks
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2012 Aug 07
3
r-forge down?
Hi Folks,
I've looked around, haven't found anything, and I'm not sure where else
to check. I haven't visited R-forge (http://r-forge.r-project.org) in a
long time. Now that I'm trying, it seems to be down. Anyone know if
this is a temporary condition, and if so, when it's expected to rise again?
Thanks,
Allie
2012 Mar 01
3
Create a function "automatically" from lm formula and coefficients?
I hope the subject says it all.
I want to be able to use an lm object and the associated coefficients to create function that can produce "expected" "y" values given inputs.
Thanks,
KW
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2012 Feb 19
1
time-series trend classification
Hello everyone,
I was looking for a way to classify time-series based on the curve-fit. I try to campute several trends so i was thinking to link each trend with a function. increase with exponential for example, increase and decrease with a gaussian etc. The possiblities are endless though and it seems that is not always working well, especially if you work on small time-series (of 5-10 points
2007 May 09
1
generalized least squares with empirical error covariance matrix
I have a bayesian hierarchical normal regression model, in which the
regression coefficients are nested, which I've wrapped into one
regression framework, y = X %*% beta + e . I would like to run data
through the model in a filter style (kalman filterish), updating
regression coefficients at each step new data can be gathered. After
the first filter step, I will need to be able to feed
2008 Mar 06
1
Tcl/Tk not working on Mac OS X
Greetings.
Yesterday I decided to try out Rcmdr, but it refused to load. I
traced the problem to the library tcltk, which when I tried to load it
told me this:
> > library(tcltk)
> Loading Tcl/Tk interface ... Error in fun(...) :
> Can't find a usable init.tcl in the following directories:
> @TCL_IN_FRAMEWORK@ @TCL_IN_FRAMEWORK@
>
>
>
> This probably
2012 Nov 07
8
Aggregate data frame across columns
Folks,
I have a data frame with columns 200401, 200402, ..., 201207, 201208.
These represent years/months. What would be the best way to sum these columns by year? What about by quarter?
Thanks for your time,
KW
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