Displaying 6 results from an estimated 6 matches for "rthought".
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2008 Nov 28
3
R window lines limit
Hi,
Is the number of lines that can be displayed in R GUI limited?
When I do a Fourier Tranform of 4000 data points, I can only see the last
300 or so of it. I need to see all of it. How is this possible?
Thank you if you can help!
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2008 Feb 19
3
Getting started help
Hello, I need to learn to use r-software for my PhD research project
involving long timelines of radon radiation variations.
I am using windows.
I am currently discouraged by the use of r. I cannot figure out how to use
it despite extensive searches. Can anyone help me with getting started? How
can import a txt file with series of numbers from the RAD7 machine? How can
I open up and set
2008 Oct 27
2
Stuck with FFT
Dear all,
Before I can get into serious Fourier analysis of Radon time-series I am
practising with 24hour and 24.8hour sinusoids to assist with my
interpretation of signals ittributed to tidal input to Radon time series.
I am stuck. I have tried researching this to no avail. I am awating a book
that should describe fourier transforms in detail and another one that
should discuss the R
2008 Mar 12
1
Negative/ positive rolling correlation
Hi everybody, I really appeciate the help you have given me. I am getting
around R comfortably now and am able to import research project data, do
mathematical analysis of the data and produce graphs. My PhD project is
going really well in its early days, already collecting data and proposal
completed soon!
There is one question I have though. I can see that worksheets and history
can be saved,
2008 Nov 25
0
Frequency Spectrum fft plot dillema
Hi,
I have more questions about the fft. The application in Excel is very
limited.
In Excel I can adjust graphs and calibrate the x and y-axis. The input and
process, however, is limited compared to R.
With a Dataset table where one column is the hour difference and the second
are the values with hidden frequencies, how is it possible to plot a
frequency spectrum with the x-axis calibrated to