[Numpy-discussion] Simple problem. Is it possible without a loop?

Francesc Alted faltet@pytables....
Wed Jun 9 03:08:12 CDT 2010


A Wednesday 09 June 2010 10:00:50 V. Armando Solé escrigué:
> Well, this seems to be quite close to what I need
> 
> y = numpy.cumsum((x[1:]-x[:-1])/delta).astype(numpy.int)
> i1 = numpy.nonzero(y[1:] > y[:-1])
> y = numpy.take(x, i1)

Perhaps this is a bit shorter:

y = x[(x[1:] - x[:-1]) >= delta]

-- 
Francesc Alted


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