2011/11/13 Robert Kern <robert.k...@gmail.com> > On Sun, Nov 13, 2011 at 17:48, Olivier Delalleau <sh...@keba.be> wrote: > > Also: it seems like you are using values at the boundaries of the bins, > > while I think it would make more sense to compute interpolated values at > the > > middle point of a bin. I'm not sure it'll make a big difference visually, > > but it may be more appropriate. > > No, you do want to compute the interpolated values at the boundaries > of the new bins. Then differencing the values at the boundaries will > give you the correct values for the "mass" between the bounds. >
I wrote this with non cumulative data in mind. However I just looked at your suggestion, which is to accumulate data, and I agree it seems a better way to achieve what the OP is trying to do, and in that case I agree that computing interpolated values at the boundaries is the right way to go. Sorry for the confusion, -=- Olivier
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