---
title: "ClikaRT::nn::SoftplusOptions"
sidebar_label: "SoftplusOptions"
description: "Settings of Softplus: chain the setters, or assign the fields."
---

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**Header:** `ClikaRT/nn/generated/activation.h`

Settings of [`Softplus`](./Softplus.md): chain the setters, or assign the fields.

## Member functions

### SoftplusOptions() {#SoftplusOptions}

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**`SoftplusOptions`**() `=default`

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Declared in `ClikaRT/nn/generated/activation.h`, line 938

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### SoftplusOptions(double, double) {#SoftplusOptions-2}

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`explicit` **`SoftplusOptions`**(`double` `beta`, `double` `threshold` `=` `20.0`)

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`SoftplusOptions(beta, threshold)`: the positional form.

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Declared in `ClikaRT/nn/generated/activation.h`, line 940

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### beta(double) {#beta}

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[`SoftplusOptions`](./SoftplusOptions.md)`&` **`beta`**(`double` `v`)

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Sets [`beta`](./SoftplusOptions.md#beta), the sharpness; larger approaches [ReLU](./ReLU.md).

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Declared in `ClikaRT/nn/generated/activation.h`, line 944

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### beta() {#beta-2}

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`double` **`beta`**() `const`

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Reads [`beta`](./SoftplusOptions.md#beta).

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Declared in `ClikaRT/nn/generated/activation.h`, line 946

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### threshold(double) {#threshold}

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[`SoftplusOptions`](./SoftplusOptions.md)`&` **`threshold`**(`double` `v`)

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Sets [`threshold`](./SoftplusOptions.md#threshold), the switch point on beta \* input above which the exact linear input is returned.

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Declared in `ClikaRT/nn/generated/activation.h`, line 952

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### threshold() {#threshold-2}

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`double` **`threshold`**() `const`

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Reads [`threshold`](./SoftplusOptions.md#threshold).

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Declared in `ClikaRT/nn/generated/activation.h`, line 954

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## Data members

### beta\_ {#beta_}

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`double` **`beta_`** `= 1.0`

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The sharpness; larger approaches [ReLU](./ReLU.md). Default `1.0`.

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Declared in `ClikaRT/nn/generated/activation.h`, line 948

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### threshold\_ {#threshold_}

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`double` **`threshold_`** `= 20.0`

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The switch point on beta \* input above which the exact linear input is returned. Default `20.0`.

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Declared in `ClikaRT/nn/generated/activation.h`, line 957

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