ivory.lsh.eval

Class BruteForcePwsim.MyMapperWeightedIntDocVectors

java.lang.Object

org.apache.hadoop.mapred.MapReduceBase

ivory.lsh.eval.BruteForcePwsim.MyMapperWeightedIntDocVectors

All Implemented Interfaces:

Closeable, AutoCloseable, JobConfigurable, Mapper<IntWritable,WeightedIntDocVector,IntWritable,PairOfFloatInt>

Enclosing class:

BruteForcePwsim

public static class BruteForcePwsim.MyMapperWeightedIntDocVectors
extends MapReduceBase
implements Mapper<IntWritable,WeightedIntDocVector,IntWritable,PairOfFloatInt>

For every document (weighted int doc vector) in the sample, find all other docs that have cosine similarity higher than some given threshold.

Author:

ferhanture

Constructor Summary

Constructors

Constructor and Description
BruteForcePwsim.MyMapperWeightedIntDocVectors()

Method Summary

Methods

Modifier and Type	Method and Description
void	configure(JobConf job)
void	map(IntWritable docno, WeightedIntDocVector docvector, OutputCollector<IntWritable,PairOfFloatInt> output, Reporter reporter)

Methods inherited from class org.apache.hadoop.mapred.MapReduceBase

close

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.io.Closeable

close

Constructor Detail

BruteForcePwsim.MyMapperWeightedIntDocVectors

public BruteForcePwsim.MyMapperWeightedIntDocVectors()

Method Detail

configure

public void configure(JobConf job)

Specified by:

configure in interface JobConfigurable

Overrides:

configure in class MapReduceBase

map

public void map(IntWritable docno,
       WeightedIntDocVector docvector,
       OutputCollector<IntWritable,PairOfFloatInt> output,
       Reporter reporter)
         throws IOException

Specified by:

map in interface Mapper<IntWritable,WeightedIntDocVector,IntWritable,PairOfFloatInt>

Throws:

IOException