LocationFinder (Apache Commons Math 3.6.1 API)

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java.lang.Object
- org.apache.commons.math3.ml.neuralnet.twod.util.LocationFinder

```
public class LocationFinder
extends Object
```
Helper class to find the grid coordinates of a neuron.

Since:

3.6

- Nested Class Summary
  
  Nested Classes
  Modifier and Type Class and Description
  
  static class LocationFinder.Location
  Container holding a (row, column) pair.
- Constructor Summary
  
  Constructors
  Constructor and Description
  
  LocationFinder(NeuronSquareMesh2D map)
  Builds a finder to retrieve the locations of neurons that belong to the given map.
- Method Summary
  
  Methods
  Modifier and Type Method and Description
  
  LocationFinder.Location getLocation(Neuron n)
  Retrieves a neuron's grid coordinates.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - LocationFinder
```
public LocationFinder(NeuronSquareMesh2D map)
```
    Builds a finder to retrieve the locations of neurons that belong to the given map.
    
    Parameters:
    map - Map.
    
    Throws:
    
    MathIllegalStateException - if the network contains non-unique identifiers. This indicates an inconsistent state due to a bug in the construction code of the underlying network.
- Method Detail
  - getLocation
```
public LocationFinder.Location getLocation(Neuron n)
```
    Retrieves a neuron's grid coordinates.
    
    Parameters:
    n - Neuron.
    
    Returns:
    the (row, column) coordinates of n, or null if no such neuron belongs to the map used to build this instance.

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