matrix.argmax(axis=None, out=None)[source]
Indices of the maximum values along an axis.
Parameters: | See `numpy.argmax` for complete descriptions |
---|
See also
This is the same as ndarray.argmax
, but returns a matrix
object where ndarray.argmax
would return an ndarray
.
>>> x = np.matrix(np.arange(12).reshape((3,4))); x matrix([[ 0, 1, 2, 3], [ 4, 5, 6, 7], [ 8, 9, 10, 11]]) >>> x.argmax() 11 >>> x.argmax(0) matrix([[2, 2, 2, 2]]) >>> x.argmax(1) matrix([[3], [3], [3]])
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https://docs.scipy.org/doc/numpy-1.10.1/reference/generated/numpy.matrix.argmax.html