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nanargmin(a, axis=None, out=None, *, keepdims=<no value>)

Parameters

a : array_like

Input data.

axis : int, optional

Axis along which to operate. By default flattened input is used.

out : array, optional

If provided, the result will be inserted into this array. It should be of the appropriate shape and dtype.

versionadded
keepdims : bool, optional

If this is set to True, the axes which are reduced are left in the result as dimensions with size one. With this option, the result will broadcast correctly against the array.

versionadded

Returns

index_array : ndarray

An array of indices or a single index value.

Return the indices of the minimum values in the specified axis ignoring NaNs. For all-NaN slices ValueError is raised. Warning: the results cannot be trusted if a slice contains only NaNs and Infs.

See Also

argmin
nanargmax

Examples

>>> a = np.array([[np.nan, 4], [2, 3]])
... np.argmin(a) 0
>>> np.nanargmin(a)
2
>>> np.nanargmin(a, axis=0)
array([1, 1])
>>> np.nanargmin(a, axis=1)
array([1, 0])
See :

Back References

The following pages refer to to this document either explicitly or contain code examples using this.

numpy.nanargmax numpy.lib.nanfunctions

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GitHub : /numpy/lib/nanfunctions.py#502
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