colour.utilities.closest_indexes

colour.utilities.closest_indexes(a: ArrayLike, b: ArrayLike) → NDArray

Return the closest element indexes from array \(a\) to reference array \(b\) elements.

Parameters:

• a (ArrayLike) – Array \(a\) to search for the closest elements.

• b (ArrayLike) – Reference array \(b\).

Returns:

Closest array \(a\) element indexes.

Return type:

numpy.ndarray

Examples

>>> a = np.array(
...     [
...         24.31357115,
...         63.62396289,
...         55.71528816,
...         62.70988028,
...         46.84480573,
...         25.40026416,
...     ]
... )
>>> print(closest_indexes(a, 63))
[3]
>>> print(closest_indexes(a, [63, 25]))
[3 5]