skactiveml.utils.rand_argmin

skactiveml.utils.rand_argmin(a, random_state=None, **argmin_kwargs)

Returns index of minimum value. In case of ties, a randomly selected index of the minimum elements is returned.

Parameters

a: array-like

Indexable data-structure of whose minimum element’s index is to be determined.

random_state: int, RandomState instance or None, optional (default=None)

Determines random number generation for shuffling the data. Pass an int

for reproducible results across multiple

function calls.

argmin_kwargs: dict-like

Keyword argument passed to numpy function argmin.

Returns

index_array: ndarray of ints

Array of indices into the array. It has the same shape as a.shape with the dimension along axis removed.