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syn2post_sum

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syn2post_sum#

class brainpy.math.syn2post_sum(syn_values, post_ids, post_num, indices_are_sorted=False)[source]#

The syn-to-post summation computation.

This function is equivalent to:

post_val = np.zeros(post_num)
for syn_i, post_i in enumerate(post_ids):
  post_val[post_i] += syn_values[syn_i]
Parameters:

  • syn_values (ArrayType) – The synaptic values.

  • post_ids (ArrayType) – The post-synaptic neuron ids.

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

Returns:

post_val – The post-synaptic value.

Return type:

ArrayType

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