[Numpy-discussion] Find insertion point
Nikolaus Rath
Nikolaus@rath....
Tue Aug 17 13:15:24 CDT 2010
Alan G Isaac <alan.isaac@gmail.com> writes:
> On 8/17/2010 11:53 AM, Nikolaus Rath wrote:
>> I want to find the first i such that x[i]< y and x[i+1]>= y. Is there
>> a way to do this without using a Python loop?
>
>
> argmax? (to get i+1):
> >>> d = np.linspace(0,10,101)
> >>> x = np.sin(d)
> >>> np.argmax(x>=0.5)
> 6
Not working for e.g. x = [4,3,2,3,4,5] and y=3.5.
Best,
-Nikolaus
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