Ernest Adrogué wrote: > Hi, > > This is hard to explain. In this code: > > reduce(np.logical_or, [m1 & m2, m1 & m3, m2 & m3]) > > where m1, m2 and m3 are boolean arrays, I'm trying to figure > out an expression that works with an arbitrary number of > arrays, not just 3. Any idea?? > >
If I understand the problem correctly, you want the result to be True whenever any pair of the corresponding elements of the arrays are True. This could work: reduce(np.add, [m.astype(int) for m in mlist]) > 1 where mlist is a list of the boolean array (e.g. mlist = [m1, m2, m3] in your example). Warren > Bye. > _______________________________________________ > NumPy-Discussion mailing list > [email protected] > http://mail.scipy.org/mailman/listinfo/numpy-discussion > _______________________________________________ NumPy-Discussion mailing list [email protected] http://mail.scipy.org/mailman/listinfo/numpy-discussion
