org.maochen.nlp.classifier.knn

Class KNNClassifier

java.lang.Object

org.maochen.nlp.classifier.knn.KNNClassifier

All Implemented Interfaces:

IClassifier

public class KNNClassifier
extends Object
implements IClassifier

Simple Wrapper, Id is based on the input sequence.

Author:

Maochen

Constructor Summary

Constructors

Constructor and Description
KNNClassifier()

Method Summary

Modifier and Type	Method and Description
static void	main(String[] args)
Map<String,Double>	predict(Tuple predict) Return the predict to every other train vector's distance.
void	setParameter(Map<String,String> paraMap) k: k nearest neighbors.
IClassifier	train(List<Tuple> trainingData) train() method for knn is just used for loading trainingdata!!

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

KNNClassifier

public KNNClassifier()

Method Detail

setParameter

public void setParameter(Map<String,String> paraMap)

k: k nearest neighbors. mode: 0 - EuclideanDistance, 1 - ChebyshevDistance, 2 - ManhattanDistance

Specified by:

setParameter in interface IClassifier

Parameters:

paraMap - Parameters Map.

train

public IClassifier train(List<Tuple> trainingData)

train() method for knn is just used for loading trainingdata!!

Specified by:

train in interface IClassifier

predict

public Map<String,Double> predict(Tuple predict)

Return the predict to every other train vector's distance.

Specified by:

predict in interface IClassifier

Returns:

return by Id which is ordered by input sequential.

main

public static void main(String[] args)