TreePerformanceStats

java.lang.Object
- weka.core.neighboursearch.PerformanceStats
- - weka.core.neighboursearch.TreePerformanceStats

All Implemented Interfaces:

java.io.Serializable, AdditionalMeasureProducer, RevisionHandler
```
public class TreePerformanceStats
extends PerformanceStats
```
The class that measures the performance of a tree based nearest neighbour search algorithm.

Version:

$Revision: 10141 $

Author:

Ashraf M. Kibriya (amk14[at-the-rate]cs[dot]waikato[dot]ac[dot]nz)

See Also:

Serialized Form

Field Summary
- Fields inherited from class weka.core.neighboursearch.PerformanceStats
  m_CoordCount, m_MaxC, m_MaxP, m_MinC, m_MinP, m_PointCount, m_SumC, m_SumP, m_SumSqC, m_SumSqP

Constructor Summary

Constructors
Constructor and Description

TreePerformanceStats()
Default constructor.

Constructors
Constructor and Description
`TreePerformanceStats()` Default constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`java.util.Enumeration<java.lang.String>`	`enumerateMeasures()` Returns an enumeration of the additional measure names.
`int`	`getMaxIntNodesVisited()` returns the maximum of internal nodes visited.
`int`	`getMaxLeavesVisited()` Returns the maximum number of leaves visited.
`double`	`getMeanIntNodesVisited()` Returns the mean of internal nodes visited.
`double`	`getMeanLeavesVisited()` Returns the mean of number of leaves visited.
`double`	`getMeasure(java.lang.String additionalMeasureName)` Returns the value of the named measure.
`int`	`getMinIntNodesVisited()` Returns the minimum of internal nodes visited.
`int`	`getMinLeavesVisited()` Returns the minimum number of leaves visited.
`java.lang.String`	`getRevision()` Returns the revision string.
`java.lang.String`	`getStats()` Returns a string representation of the statistics.
`double`	`getStdDevIntNodesVisited()` Returns the standard deviation of internal nodes visited.
`double`	`getStdDevLeavesVisited()` Returns the standard deviation of leaves visited.
`int`	`getTotalIntNodesVisited()` Returns the total number of internal nodes visited.
`int`	`getTotalLeavesVisited()` Returns the total number of leaves visited.
`void`	`incrIntNodeCount()` Increments the internal node count.
`void`	`incrLeafCount()` Increments the leaf count.
`void`	`reset()` Resets all internal fields/counters.
`void`	`searchFinish()` Signals end of the nearest neighbour search.
`void`	`searchStart()` Signals start of the nearest neighbour search.

Methods inherited from class weka.core.neighboursearch.PerformanceStats
getMaxCoordsPerPoint, getMaxPointsVisited, getMeanCoordsPerPoint, getMeanPointsVisited, getMinCoordsPerPoint, getMinPointsVisited, getNumQueries, getStdDevCoordsPerPoint, getStdDevPointsVisited, getTotalCoordsPerPoint, getTotalPointsVisited, incrCoordCount, incrPointCount, updatePointCount

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

- Constructor Detail
  - TreePerformanceStats
```
public TreePerformanceStats()
```
    Default constructor.
- Method Detail
  - reset
```
public void reset()
```
    Resets all internal fields/counters.
    
    Overrides:
    
    reset in class PerformanceStats
  - searchStart
```
public void searchStart()
```
    Signals start of the nearest neighbour search. Initializes the stats object.
    
    Overrides:
    
    searchStart in class PerformanceStats
  - searchFinish
```
public void searchFinish()
```
    Signals end of the nearest neighbour search. Calculates the statistics for the search.
    
    Overrides:
    
    searchFinish in class PerformanceStats
  - incrLeafCount
```
public void incrLeafCount()
```
    Increments the leaf count.
  - incrIntNodeCount
```
public void incrIntNodeCount()
```
    Increments the internal node count.
  - getTotalLeavesVisited
```
public int getTotalLeavesVisited()
```
    Returns the total number of leaves visited.
    
    Returns:
    
    The total number.
  - getMeanLeavesVisited
```
public double getMeanLeavesVisited()
```
    Returns the mean of number of leaves visited.
    
    Returns:
    
    The mean number of leaves visited.
  - getStdDevLeavesVisited
```
public double getStdDevLeavesVisited()
```
    Returns the standard deviation of leaves visited.
    
    Returns:
    
    The standard deviation of leaves visited.
  - getMinLeavesVisited
```
public int getMinLeavesVisited()
```
    Returns the minimum number of leaves visited.
    
    Returns:
    
    The minimum number of leaves visited.
  - getMaxLeavesVisited
```
public int getMaxLeavesVisited()
```
    Returns the maximum number of leaves visited.
    
    Returns:
    
    The maximum number of leaves visited.
  - getTotalIntNodesVisited
```
public int getTotalIntNodesVisited()
```
    Returns the total number of internal nodes visited.
    
    Returns:
    
    The total number of internal nodes visited.
  - getMeanIntNodesVisited
```
public double getMeanIntNodesVisited()
```
    Returns the mean of internal nodes visited.
    
    Returns:
    
    The mean number of internal nodes visited.
  - getStdDevIntNodesVisited
```
public double getStdDevIntNodesVisited()
```
    Returns the standard deviation of internal nodes visited.
    
    Returns:
    
    The standard deviation of internal nodes visited.
  - getMinIntNodesVisited
```
public int getMinIntNodesVisited()
```
    Returns the minimum of internal nodes visited.
    
    Returns:
    
    The minimum of internal nodes visited.
  - getMaxIntNodesVisited
```
public int getMaxIntNodesVisited()
```
    returns the maximum of internal nodes visited.
    
    Returns:
    
    The maximum of internal nodes visited.
  - enumerateMeasures
```
public java.util.Enumeration<java.lang.String> enumerateMeasures()
```
    Returns an enumeration of the additional measure names.
    
    Specified by:
    
    enumerateMeasures in interface AdditionalMeasureProducer
    
    Overrides:
    
    enumerateMeasures in class PerformanceStats
    
    Returns:
    
    An enumeration of the measure names.
  - getMeasure
```
public double getMeasure(java.lang.String additionalMeasureName)
                  throws java.lang.IllegalArgumentException
```
    Returns the value of the named measure.
    
    Specified by:
    
    getMeasure in interface AdditionalMeasureProducer
    
    Overrides:
    
    getMeasure in class PerformanceStats
    
    Parameters:
    
    additionalMeasureName - The name of the measure to query for its value.
    
    Returns:
    
    The value of the named measure.
    
    Throws:
    
    java.lang.IllegalArgumentException - If the named measure is not supported.
  - getStats
```
public java.lang.String getStats()
```
    Returns a string representation of the statistics.
    
    Overrides:
    
    getStats in class PerformanceStats
    
    Returns:
    
    The statistics as string.
  - getRevision
```
public java.lang.String getRevision()
```
    Returns the revision string.
    
    Specified by:
    
    getRevision in interface RevisionHandler
    
    Overrides:
    
    getRevision in class PerformanceStats
    
    Returns:
    
    the revision

Class TreePerformanceStats

Field Summary

Fields inherited from class weka.core.neighboursearch.PerformanceStats

Constructor Summary

Method Summary

Methods inherited from class weka.core.neighboursearch.PerformanceStats

Methods inherited from class java.lang.Object

Constructor Detail

TreePerformanceStats

Method Detail

reset

searchStart

searchFinish

incrLeafCount

incrIntNodeCount

getTotalLeavesVisited

getMeanLeavesVisited

getStdDevLeavesVisited

getMinLeavesVisited

getMaxLeavesVisited

getTotalIntNodesVisited

getMeanIntNodesVisited

getStdDevIntNodesVisited

getMinIntNodesVisited

getMaxIntNodesVisited

enumerateMeasures

getMeasure

getStats

getRevision