brainpy.math.pre2post_coo_event_sum#

brainpy.math.pre2post_coo_event_sum(events, pre_ids, post_ids, post_num, values=1.0)[source]#

The pre-to-post synaptic computation with event-driven summation.

Parameters:

  • events (ArrayType) – The events, must be bool.

  • pre_ids (ArrayType) – Pre-synaptic ids.

  • post_ids (ArrayType) – Post-synaptic ids.

  • post_num (int) – The number of post-synaptic group.

  • values (float, ArrayType) – The value to make summation.

Returns:

out – A tensor with the shape of post_num.

Return type:

ArrayType