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As a workaround of not being able to change colors of selected points in a series on an
AChartEngine Time Chart, I was using an additional series for each point whose color has to
be changed. I need to disable series titles for those additional series.
Using empty string as the argument to the…
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I need to use a function on a vector that does not take a ts object. I'm trying to convert it to a plain old vector but I just can't seem to figure it out. I googled around but mostly people are trying to convert data types into ts object. I want to go the other way. Any help would be appreciated.
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Hi all,
I wonder if someone could take a minute out of their day to give their two cents on my problem.
I would like some suggestions on what would be the best data structure for representing, on disk, a large data set of time series data. The main priority is speed of insertion, with other priorities…
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I have a timeseries of samples in R:
> str(d)
'data.frame': 5 obs. of 3 variables:
$ date: POSIXct, format: "2010-03-04 20:47:00" "2010-03-04 21:47:00" ...
$ x : num 0 10 11 15.2 20
$ y : num 0 5 7.5 8.4 12.5
> d
date x y
1 2010-03-04 20:47:00 0.0 0.0
2 2010-03-04…
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I am using jfreechart (specially ChartFactory.createTimeSeriesChart()). Is there a way to signal events like Google Finance charts, see the A, B, C etc on the right and in the chart.
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