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

# ra\_search.hpp(3)

## NAME

src/mlpack/methods/rann/ra\_search.hpp -

## SYNOPSIS

### Classes

class **RASearch\< SortPolicy, MetricType, TreeType \>**\
 *The* **RASearch** *class: This class provides a generic manner to perform rank-approximate search via random-sampling.*

## Detailed Description

**Author:**

Parikshit Ram

Defines the **RASearch** class, which performs an abstract rank-approximate nearest/farthest neighbor query on two datasets.

The details of this method can be found in the following paper:

{ram2009rank, title={{Rank-Approximate Nearest Neighbor Search: Retaining Meaning and Speed in High Dimensions}}, author={{Ram, P. and Lee, D. and Ouyang, H. and Gray, A. G.}}, booktitle={{Advances of Neural Information Processing Systems}}, year={2009} }

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 **ra\_search.hpp**.

## Author

Generated automatically by Doxygen for MLPACK from the source code.