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

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<span class="api-kind api-kind--struct">struct</span>

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

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

## Member functions

### reduction(ops::Reduction) {#reduction}

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[`KLDivLossOptions`](./KLDivLossOptions.md)`&` **`reduction`**([`ops::Reduction`](../ops/index.md#Reduction) `v`)

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Sets [`reduction`](./KLDivLossOptions.md#reduction), how the elementwise losses reduce.

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Declared in `ClikaRT/nn/generated/loss.h`, line 246

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### reduction() {#reduction-2}

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[`ops::Reduction`](../ops/index.md#Reduction) **`reduction`**() `const`

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Reads [`reduction`](./KLDivLossOptions.md#reduction).

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Declared in `ClikaRT/nn/generated/loss.h`, line 248

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### log\_target(bool) {#log_target}

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[`KLDivLossOptions`](./KLDivLossOptions.md)`&` **`log_target`**(`bool` `v`)

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Sets [`log_target`](./KLDivLossOptions.md#log_target), reads `target` as log-probabilities.

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Declared in `ClikaRT/nn/generated/loss.h`, line 253

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### log\_target() {#log_target-2}

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`bool` **`log_target`**() `const`

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Reads [`log_target`](./KLDivLossOptions.md#log_target).

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Declared in `ClikaRT/nn/generated/loss.h`, line 255

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## Data members

### reduction\_ {#reduction_}

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[`ops::Reduction`](../ops/index.md#Reduction) **`reduction_`** `=` [`ops::Reduction::Mean`](../ops/index.md#Reduction)

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How the elementwise losses reduce. Default [`ops::Reduction::Mean`](../ops/index.md#Reduction).

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Declared in `ClikaRT/nn/generated/loss.h`, line 250

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### log\_target\_ {#log_target_}

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`bool` **`log_target_`** `= false`

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Reads `target` as log-probabilities. Default `false`.

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Declared in `ClikaRT/nn/generated/loss.h`, line 257

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