> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.nvidia.com/sdgm/llms.txt.
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# activation

#### `activation: <list[relu | leaky_relu | elu | gelu]>` (Optional)

## Description

A list of activation functions for AutoML to explore. Possible values are `relu`, `leaky_relu`, `elu`, and `gelu`.

### Supported Task Types

* All

### Default Values

| [run\_mode](/run-mode) | Default Value                   |
| ---------------------- | ------------------------------- |
| FAST                   | `[relu, leaky_relu, elu, gelu]` |
| NORMAL                 | `[relu, leaky_relu, elu, gelu]` |
| BEST                   | `[relu, leaky_relu, elu, gelu]` |