Function Description

Operator Function

Performs a specified algorithm operation on each target element in one or more dimensions of a tensor. The formula is $\text{[math]}$ , where reduce_op includes the operations listed in Table 1 reduce_op algorithm operations.

**Table 1** reduce_op algorithm operations
reduce_op	Function
max	Obtains the maximum value of a tensor along the reduction dimension.
min	Obtains the minimum value of a tensor along the reduction dimension.
sum	Obtains the sum of elements in a tensor along the reduction dimension.
mul	Obtains the product of elements in a tensor along the reduction dimension.
mean	Obtains the average value of elements in a tensor along the reduction dimension.

Parent topic: Reduction