ISOMLayout0

java.lang.Object
- edu.uci.ics.jung.algorithms.layout.AbstractLayout<V,E>
- - grammarscope.jung2.layout.ISOMLayout0<V,E>

All Implemented Interfaces:

edu.uci.ics.jung.algorithms.layout.Layout<V,E>, edu.uci.ics.jung.algorithms.util.IterativeContext, org.apache.commons.collections15.Transformer<V,java.awt.geom.Point2D>

Direct Known Subclasses:

ISOMLayout
```
public class ISOMLayout0<V,E>
extends edu.uci.ics.jung.algorithms.layout.AbstractLayout<V,E>
implements edu.uci.ics.jung.algorithms.util.IterativeContext
```
Implements a self-organizing map layout algorithm, based on Meyer's self-organizing graph methods.

Author:

Yan Biao Boey

Nested Class Summary

Nested Classes
Modifier and Type Class and Description

protected static class ISOMLayout0.ISOMVertexData
ISOM data attached to node

Nested Classes
Modifier and Type	Class and Description
`protected static class`	`ISOMLayout0.ISOMVertexData` ISOM data attached to node

Field Summary

Fields
Modifier and Type	Field and Description
`private double`	`adaption`
`private static double`	`COOLING_FACTOR`
`private double`	`coolingFactor`
`protected edu.uci.ics.jung.algorithms.layout.GraphElementAccessor<V,E>`	`elementAccessor`
`private int`	`epoch`
`private static int`	`EPOCH0`
`private static double`	`INITIAL_ADAPTION`
`private double`	`initialAdaption`
`(package private) java.util.Map<V,ISOMLayout0.ISOMVertexData>`	`isomVertexData` Vertex to ISOM data
`private static int`	`MARGIN`
`private static int`	`MAX_EPOCH`
`private int`	`maxEpoch`
`private static double`	`MIN_ADAPTION`
`private static int`	`MIN_RADIUS`
`private double`	`minAdaption`
`private int`	`minRadius`
`private java.util.List<V>`	`queue`
`private int`	`radius`
`private static int`	`RADIUS_CONSTANT_TIME`
`private static int`	`RADIUS0`
`private int`	`radiusConstantTime`
`private static int`	`REPULSE`

Fields inherited from class edu.uci.ics.jung.algorithms.layout.AbstractLayout
graph, initialized, locations, size

Constructor Summary

Constructors
Constructor and Description

ISOMLayout0(edu.uci.ics.jung.graph.Graph<V,E> g)
Creates an ISOMLayout instance for the specified graph g.

Constructors
Constructor and Description
`ISOMLayout0(edu.uci.ics.jung.graph.Graph<V,E> g)` Creates an `ISOMLayout` instance for the specified graph `g`.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`private void`	`adjust()`
`private void`	`adjustVertex(V v, java.awt.geom.Point2D tempXYD)`
`boolean`	`done()` Returns `true` if the vertex positions are no longer being updated.
`protected ISOMLayout0.ISOMVertexData`	`getISOMVertexData(V v)`
`java.lang.String`	`getStatus()` Returns the current number of epochs and execution status, as a string.
`void`	`initialize()`
`boolean`	`isIncremental()` This one is an incremental visualization.
`void`	`reset()` Resets the layout iteration count to 0, which allows the layout algorithm to continue updating vertex positions.
`void`	`step()` Advances the current positions of the graph elements.
`private void`	`updateParameters()`

Methods inherited from class edu.uci.ics.jung.algorithms.layout.AbstractLayout
getGraph, getSize, getX, getY, isLocked, lock, lock, offsetVertex, setGraph, setInitializer, setLocation, setLocation, setSize, transform

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - MARGIN
```
private static final int MARGIN
```
    See Also:
    
    Constant Field Values
  - MAX_EPOCH
```
private static final int MAX_EPOCH
```
    See Also:
    
    Constant Field Values
  - RADIUS_CONSTANT_TIME
```
private static final int RADIUS_CONSTANT_TIME
```
    See Also:
    
    Constant Field Values
  - MIN_RADIUS
```
private static final int MIN_RADIUS
```
    See Also:
    
    Constant Field Values
  - REPULSE
```
private static final int REPULSE
```
    See Also:
    
    Constant Field Values
  - INITIAL_ADAPTION
```
private static final double INITIAL_ADAPTION
```
    See Also:
    
    Constant Field Values
  - MIN_ADAPTION
```
private static final double MIN_ADAPTION
```
    See Also:
    
    Constant Field Values
  - COOLING_FACTOR
```
private static final double COOLING_FACTOR
```
    See Also:
    
    Constant Field Values
  - EPOCH0
```
private static final int EPOCH0
```
    See Also:
    
    Constant Field Values
  - RADIUS0
```
private static final int RADIUS0
```
    See Also:
    
    Constant Field Values
  - isomVertexData
```
final java.util.Map<V,ISOMLayout0.ISOMVertexData> isomVertexData
```
    Vertex to ISOM data
  - maxEpoch
```
private final int maxEpoch
```
  - epoch
```
private int epoch
```
  - radiusConstantTime
```
private final int radiusConstantTime
```
  - radius
```
private int radius
```
  - minRadius
```
private final int minRadius
```
  - adaption
```
private double adaption
```
  - initialAdaption
```
private final double initialAdaption
```
  - minAdaption
```
private final double minAdaption
```
  - coolingFactor
```
private final double coolingFactor
```
  - elementAccessor
```
protected final edu.uci.ics.jung.algorithms.layout.GraphElementAccessor<V,E> elementAccessor
```
  - queue
```
private final java.util.List<V> queue
```
- Constructor Detail
  - ISOMLayout0
```
public ISOMLayout0(edu.uci.ics.jung.graph.Graph<V,E> g)
```
    Creates an ISOMLayout instance for the specified graph g.
    
    Parameters:
    
    g - graph
- Method Detail
  - getISOMVertexData
```
protected ISOMLayout0.ISOMVertexData getISOMVertexData(V v)
```
  - initialize
```
public void initialize()
```
    Specified by:
    
    initialize in interface edu.uci.ics.jung.algorithms.layout.Layout<V,E>
  - step
```
public void step()
```
    Advances the current positions of the graph elements.
    
    Specified by:
    
    step in interface edu.uci.ics.jung.algorithms.util.IterativeContext
  - updateParameters
```
private void updateParameters()
```
  - adjust
```
private void adjust()
```
  - adjustVertex
```
private void adjustVertex(V v,
                          java.awt.geom.Point2D tempXYD)
```
  - isIncremental
```
public boolean isIncremental()
```
    This one is an incremental visualization.
    
    Returns:
    
    true is the layout algorithm is incremental, false otherwise
  - done
```
public boolean done()
```
    Returns true if the vertex positions are no longer being updated. Currently ISOMLayout stops updating vertex positions after a certain number of iterations have taken place.
    
    Specified by:
    
    done in interface edu.uci.ics.jung.algorithms.util.IterativeContext
    
    Returns:
    
    true if the vertex position updates have stopped, false otherwise
  - reset
```
public void reset()
```
    Resets the layout iteration count to 0, which allows the layout algorithm to continue updating vertex positions.
    
    Specified by:
    
    reset in interface edu.uci.ics.jung.algorithms.layout.Layout<V,E>
  - getStatus
```
public java.lang.String getStatus()
```
    Returns the current number of epochs and execution status, as a string.
    
    Returns:
    
    status string

Class ISOMLayout0<V,E>

Nested Class Summary

Field Summary

Fields inherited from class edu.uci.ics.jung.algorithms.layout.AbstractLayout

Constructor Summary

Method Summary

Methods inherited from class edu.uci.ics.jung.algorithms.layout.AbstractLayout

Methods inherited from class java.lang.Object

Field Detail

MARGIN

MAX_EPOCH

RADIUS_CONSTANT_TIME

MIN_RADIUS

REPULSE

INITIAL_ADAPTION

MIN_ADAPTION

COOLING_FACTOR

EPOCH0

RADIUS0

isomVertexData

maxEpoch

epoch

radiusConstantTime

radius

minRadius

adaption

initialAdaption

minAdaption

coolingFactor

elementAccessor

queue

Constructor Detail

ISOMLayout0

Method Detail

getISOMVertexData

initialize

step

updateParameters

adjust

adjustVertex

isIncremental

done

reset

getStatus