---
name: "union_find.hpp"
section: "3"
platform: "linux"
package: "mlpack-doc"
version: "1.0.10-1"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/union_find.hpp"
---

# union\_find.hpp(3)

## NAME

src/mlpack/methods/emst/union\_find.hpp -

## SYNOPSIS

### Classes

class **mlpack::emst::UnionFind**\
 *A Union-Find data structure.*

### Namespaces

 **mlpack**\
 *Linear algebra utility functions, generally performed on matrices or vectors.*   **mlpack::emst**\
 *Euclidean Minimum Spanning Trees.*

## Detailed Description

**Author:**

Bill March (march@gatech.edu)

Implements a union-find data structure. This structure tracks the components of a graph. Each point in the graph is initially in its own component. Calling unionfind.Union(x, y) unites the components indexed by x and y. unionfind.Find(x) returns the index of the component containing point x.

This file is part of MLPACK 1.0.10.

MLPACK is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

MLPACK is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details (LICENSE.txt).

You should have received a copy of the GNU General Public License along with MLPACK. If not, see http://www.gnu.org/licenses/.

Definition in file **union\_find.hpp**.

## Author

Generated automatically by Doxygen for MLPACK from the source code.