T3Variations.sum_stack#
- t3toolbox.frame_variations_format.T3Variations.sum_stack(axis=None)#
def sum_stack(self, axis=None) -> 'T3Variations':
Corewise sum over stack axes (a batch of variations -> their sum).
axisindexes the stack (default: the whole stack). For variations the corewise sum is the tangent sum, by linearity.- Return type: