---
title: "init(alpha:i_desc:o_desc:)"
framework: accelerate
role: symbol
role_heading: Initializer
path: "accelerate/bnnslayerparametersgram/init(alpha:i_desc:o_desc:)"
---

# init(alpha:i_desc:o_desc:)

Returns a new Gram matrix layer parameters structure from the specified parameters.

## Declaration

```swift
init(alpha: Float, i_desc: BNNSNDArrayDescriptor, o_desc: BNNSNDArrayDescriptor)
```

## Parameters

- `alpha`: A value to scale the result.
- `i_desc`: The descriptor of the input.
- `o_desc`: The descriptor of the output.

## See Also

### Initializers

- [init()](accelerate/bnnslayerparametersgram/init().md)