org.apache.mahout.utils.vectors.text.term
Class TFPartialVectorReducer
java.lang.Object
org.apache.hadoop.mapred.MapReduceBase
org.apache.mahout.utils.vectors.text.term.TFPartialVectorReducer
- All Implemented Interfaces:
- java.io.Closeable, org.apache.hadoop.mapred.JobConfigurable, org.apache.hadoop.mapred.Reducer<org.apache.hadoop.io.Text,StringTuple,org.apache.hadoop.io.Text,VectorWritable>
public class TFPartialVectorReducer
- extends org.apache.hadoop.mapred.MapReduceBase
- implements org.apache.hadoop.mapred.Reducer<org.apache.hadoop.io.Text,StringTuple,org.apache.hadoop.io.Text,VectorWritable>
Converts a document in to a sparse vector
Method Summary |
void |
configure(org.apache.hadoop.mapred.JobConf job)
|
void |
reduce(org.apache.hadoop.io.Text key,
java.util.Iterator<StringTuple> values,
org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,VectorWritable> output,
org.apache.hadoop.mapred.Reporter reporter)
|
Methods inherited from class org.apache.hadoop.mapred.MapReduceBase |
close |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface java.io.Closeable |
close |
TFPartialVectorReducer
public TFPartialVectorReducer()
reduce
public void reduce(org.apache.hadoop.io.Text key,
java.util.Iterator<StringTuple> values,
org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,VectorWritable> output,
org.apache.hadoop.mapred.Reporter reporter)
throws java.io.IOException
- Specified by:
reduce
in interface org.apache.hadoop.mapred.Reducer<org.apache.hadoop.io.Text,StringTuple,org.apache.hadoop.io.Text,VectorWritable>
- Throws:
java.io.IOException
configure
public void configure(org.apache.hadoop.mapred.JobConf job)
- Specified by:
configure
in interface org.apache.hadoop.mapred.JobConfigurable
- Overrides:
configure
in class org.apache.hadoop.mapred.MapReduceBase
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