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GroupNorm

Function

Normalize groups along the channel dimension, independent of the batch size.

Prototype

torch.nn.GroupNorm(
    num_groups: int,
    num_channels: int,
    eps: float = 1e-5,
    affine: bool = True,
    device=None,
    dtype=None
)

Parameters

Table 1 Parameter description

Parameter

Type

Mandatory (Yes/No)

Description

num_groups

int

Yes

Number of groups (must be divisible by num_channels)

num_channels

int

Yes

Total number of input channels

eps

float

No

Numerical stability constant (default value: 1e-5)

affine

bool

No

Whether to learn the scaling factor γ and shift β (default value: True)