org.apache.mahout.clustering.spectral
Class MatrixDiagonalizeJob.MatrixDiagonalizeMapper

java.lang.Object
  extended by org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.NullWritable,IntDoublePairWritable>
      extended by org.apache.mahout.clustering.spectral.MatrixDiagonalizeJob.MatrixDiagonalizeMapper
Enclosing class:
MatrixDiagonalizeJob

public static class MatrixDiagonalizeJob.MatrixDiagonalizeMapper
extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.NullWritable,IntDoublePairWritable>


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper
org.apache.hadoop.mapreduce.Mapper.Context
 
Constructor Summary
MatrixDiagonalizeJob.MatrixDiagonalizeMapper()
           
 
Method Summary
protected  void map(org.apache.hadoop.io.IntWritable key, VectorWritable row, org.apache.hadoop.mapreduce.Mapper.Context context)
           
 
Methods inherited from class org.apache.hadoop.mapreduce.Mapper
cleanup, run, setup
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

MatrixDiagonalizeJob.MatrixDiagonalizeMapper

public MatrixDiagonalizeJob.MatrixDiagonalizeMapper()
Method Detail

map

protected void map(org.apache.hadoop.io.IntWritable key,
                   VectorWritable row,
                   org.apache.hadoop.mapreduce.Mapper.Context context)
            throws IOException,
                   InterruptedException
Overrides:
map in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.NullWritable,IntDoublePairWritable>
Throws:
IOException
InterruptedException


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