Displaying 3 results from an estimated 3 matches for "rapela".
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kapela
2013 Apr 19
1
How to select the scale parameter for Gabor transform (Rwave)?
...e
requirements above.
To make sure sigma=200 works in practice, I computed the Gabor transform of
two sinusoids separated by 0.04 Hz plus two spikes separated by 30 points
using the code below. I obtained an excellent frequency resolution but a
disastrous temporal resolution
http://sccn.ucsd.edu/~rapela/scaleSelectionProblem/gtResultSigma200.jpg. To
obtain decent frequency and temporal resolutions I used sigma=10
http://sccn.ucsd.edu/~rapela/scaleSelectionProblem/gtResultSigma10.jpg.
fromTime <- 0
toTime <- 250
by <- 1
ts <- seq(from=fromTime, to=toTime)
f1 <- 0...
2010 Mar 25
4
3 levelplots and 1 colorbar
...ey=TRUE)
print(p, position=c(2/3,0,3/3,1), more=FALSE)
### Two levelplots ###
frame <- matrix(rnorm(16*48), nrow=16)
p <-levelplot(frame, colorkey=FALSE)
plot(p, position=c(0,0,1/2,1), more=TRUE)
p <-levelplot(frame, colorkey=TRUE)
plot(p, position=c(1/2,0,1,1), more=FALSE)
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Joaquin Rapela
PhD Student, Electrical Engineering
University of Southern California
3641 Watt Way,
Los Angeles, CA 90089-2520
tel/fax: (213) 821-2070
http://www-scf.usc.edu/~rapela
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Player King: And hitherto doth love on fortune tend:...
2006 Feb 21
1
wireframe, axis label-axis separation, xlab rotation
...2.
Again, using wireframe, I rotate the whole plot using the screen parameter.
However, the x- and y-axis labels (xlab and ylab) remain horizontal. How could
I rotate them?
Thanks in advance, Joaquin
PS: my apologizes if these questions are too basic. I am new to R and to Trellis.
--
Joaquin Rapela
PhD Student, Electrical Engineering
University of Southern California
Hedco Neuroscience Building
3641 Watt Way
Los Angeles, CA 90089-2520
tel/fax: (213) 821-2070
http://www-scf.usc.edu/~rapela
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"This is the origin of their (the Aborigines') belief in the...