search for: insightfromdata

Displaying 5 results from an estimated 5 matches for "insightfromdata".

2007 Jun 28
2
align() function missing in R ?
Dear list members, I switched from Splus to R a few years ago and so far found no functionality missing. However, I am struggling to find the equivalent align() function for time series. I did find some reduced functionality such as alignDailySeries in package:fCalendar but the full capability of aligning two timeseries seems to be missing. Could this be true ? I am sure there must be a need
2007 Apr 24
3
R as a server on Linux
Hi, I am trying to avid the somewhat costly startup overhead of launching a separate R executable for each "client" request on Linux. My current architecture is such that My Java client explicitly calls R in batch mode and passes it certain parameters. The initital startup takes almost 10 seconds because R has to load a bunch of libraries as well as a moderately large, previously
2007 Dec 27
0
Too many open files
Dear all, Did this problem that was posted in 2006 (see below) ever got fully resolved ? I am encountering the exact same issue ; I have executed get.hist.quote() in a loop and now R not only refuses to establish any further connections to yahoo, but, worse, it will not open any files either. For example, I cannot even save my current workspace for that reason. I tried closeAllConnections() As
2008 Jan 31
1
Confidence intervals for PCA scores/eigenvalues
Dear all, I have read various descriptions of employing resampling techniques, such as the bootstrap, to estimate the uncertainties of the eigenvectors computed by PCA. When I try
2007 Oct 10
3
transparent colors
Dear R graphics experts, Do you know of any way of plotting semi-transparent points in R ? I face this problem any time I want to e.g. plot thousands of points that belong to two or three classes which I color code. With the default opaque colors, the plotting order matters and basically the points I plot last completely dominate the picture. I would much rather have the overlaying points