## General¶

Add bias to channel dimension of input. This is a special Add with bias restricted to be 1-D. Broadcasting is supported.

$\dst(n,c,h,w) = \src(n,c,h,w) + \bias(c)$

## Operation attributes¶

Attribute Name

De

data_format

Controls how to interpret the shape of src and dst .

string

NCX , NXC (default)

Optional

## Execution arguments¶

The inputs and outputs must be provided according to below index order when constructing an operation.

### Inputs¶

Index

Argument Name

Required or Optional

0

src

Required

1

bias

Required

Note

bias is a 1D tensor to be added to src tensor. The size should be the same as size of channel dimension of src tensor.

### Outputs¶

Index

Argument Name

Required or Optional

0

dst

Required

## Supported data types¶

BiasAdd operation supports the following data type combinations.

Src

Bias

Dst

f32

f32

f32

bf16

bf16

bf16

f16

f16

f16