[SciPy-User] KDTree count_neighbors

elmar elmar@net4werling...
Fri Jul 2 15:15:59 CDT 2010


Am 02.07.2010 21:44, schrieb Sturla Molden:
> elmar skrev:
>> Can anyone give me some support ? Any help is wellcome !
>>
>
> You are passing an array instead of a KDTree.
>
> def count_neighbors(self, other, r, p=2.):
>          """Count how many nearby pairs can be formed.
>
>          Count the number of pairs (x1,x2) can be formed, with x1 drawn
>          from self and x2 drawn from other, and where distance(x1,x2,p)<=r.
>          This is the "two-point correlation" described in Gray and Moore 2000,
>          "N-body problems in statistical learning", and the code here is based
>          on their algorithm.
>
>          Parameters
>          ==========
>
>          other : KDTree

hi sturla,

it's late, it's hot, football is on TV and

num = KDTree.count_neighbors(point, tree, r)

aren't working neither-

Can you give a newby a more detailed help ?

elmar




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