---
title: "ClikaRT::ops::histogram"
sidebar_label: "histogram"
description: "a 2-element array {values, indices}."
---

<!-- Generated by tools/doxygen2mdx from Doxygen XML. Do not edit. -->

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

## histogram() {#histogram}

<div class="api-signature">

`std::array<`[`Tensor`](../Tensor.md) `2>` **`histogram`**(<br />
&nbsp;&nbsp;&nbsp;&nbsp;[`Tensor`](../Tensor.md) `input`,<br />
&nbsp;&nbsp;&nbsp;&nbsp;`int64_t` `bins` `=` `100`,<br />
&nbsp;&nbsp;&nbsp;&nbsp;[`OptionalTensor`](../../index.md#OptionalTensor) `range` `=` `{}`,<br />
&nbsp;&nbsp;&nbsp;&nbsp;[`OptionalTensor`](../../index.md#OptionalTensor) `weight` `=` `{}`,<br />
&nbsp;&nbsp;&nbsp;&nbsp;`bool` `density` `=` `false`<br />
)

</div>

**Returns:** a 2-element array \{values, indices\}.

<div class="api-declared">

Declared in `ClikaRT/compute/ops.h`, line 4774

</div>