center_element

class brainspike.spatial.center_element(layer)

Local index of the node nearest the layer centroid (NEST FindCenterElement).

Ties resolve to the lowest index (matching NEST).

Parameters:

layer (Layer) – A concrete position layer.

Returns:

The population-local index of the most central node.

Return type:

int

Examples

>>> import brainspike
>>> brainspike.spatial.center_element(brainspike.spatial.grid([4, 3], extent=[2.0, 1.5]))
4