org.apache.mahout.utils.eval
Class ParallelFactorizationEvaluator.PairsWithRatingMapper
java.lang.Object
org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,IntPairWritable,org.apache.hadoop.io.DoubleWritable>
org.apache.mahout.utils.eval.ParallelFactorizationEvaluator.PairsWithRatingMapper
- Enclosing class:
- ParallelFactorizationEvaluator
public static class ParallelFactorizationEvaluator.PairsWithRatingMapper
- extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,IntPairWritable,org.apache.hadoop.io.DoubleWritable>
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper |
org.apache.hadoop.mapreduce.Mapper.Context |
Method Summary |
protected void |
map(org.apache.hadoop.io.LongWritable key,
org.apache.hadoop.io.Text value,
org.apache.hadoop.mapreduce.Mapper.Context ctx)
|
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 |
ParallelFactorizationEvaluator.PairsWithRatingMapper
public ParallelFactorizationEvaluator.PairsWithRatingMapper()
map
protected void map(org.apache.hadoop.io.LongWritable key,
org.apache.hadoop.io.Text value,
org.apache.hadoop.mapreduce.Mapper.Context ctx)
throws IOException,
InterruptedException
- Overrides:
map
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,IntPairWritable,org.apache.hadoop.io.DoubleWritable>
- Throws:
IOException
InterruptedException
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