---
title: ActivationType
description: "- ACTIVATION_UNDEFINED"
url: https://www.hiascend.com/document/detail/zh/canncommercial/latest/API/ascendtb/ascendtb_01_0329.html
sourcePath: /source/zh/canncommercial/900/API/ascendtb/ascendtb_01_0329.html
indexId: 256a29920a17bf0254aa348a542c7f7209bdaa267935f450875e516cfa8128a964
---
# ActivationType

#### 枚举项

- ACTIVATION_UNDEFINED
- ACTIVATION_RELU
- ACTIVATION_GELU
- ACTIVATION_FAST_GELU
- ACTIVATION_SWISH
- ACTIVATION_LOG
- ACTIVATION_SWIGLU_FORWARD
- ACTIVATION_SWIGLU_BACKWARD
- ACTIVATION_SIGMOID
- ACTIVATION_FASTER_GELU_FORWARD
- ACTIVATION_MAX


#### 使用示例：

```
torch_atb.ActivationType.ACTIVATION_UNDEFINED
```