org.apache.mahout.clustering.dirichlet
Class DirichletClusterMapper
java.lang.Object
org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.WritableComparable<?>,VectorWritable,org.apache.hadoop.io.IntWritable,WeightedVectorWritable>
org.apache.mahout.clustering.dirichlet.DirichletClusterMapper
public class DirichletClusterMapper
- extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.WritableComparable<?>,VectorWritable,org.apache.hadoop.io.IntWritable,WeightedVectorWritable>
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper |
org.apache.hadoop.mapreduce.Mapper.Context |
Method Summary |
static List<DirichletCluster> |
getClusters(org.apache.hadoop.conf.Configuration conf)
|
protected static List<DirichletCluster> |
loadClusters(org.apache.hadoop.conf.Configuration conf,
org.apache.hadoop.fs.Path stateIn)
|
protected void |
map(org.apache.hadoop.io.WritableComparable<?> key,
VectorWritable vector,
org.apache.hadoop.mapreduce.Mapper.Context context)
|
protected void |
setup(org.apache.hadoop.mapreduce.Mapper.Context context)
|
Methods inherited from class org.apache.hadoop.mapreduce.Mapper |
cleanup, run |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
DirichletClusterMapper
public DirichletClusterMapper()
map
protected void map(org.apache.hadoop.io.WritableComparable<?> key,
VectorWritable vector,
org.apache.hadoop.mapreduce.Mapper.Context context)
throws IOException,
InterruptedException
- Overrides:
map
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.WritableComparable<?>,VectorWritable,org.apache.hadoop.io.IntWritable,WeightedVectorWritable>
- Throws:
IOException
InterruptedException
setup
protected void setup(org.apache.hadoop.mapreduce.Mapper.Context context)
throws IOException,
InterruptedException
- Overrides:
setup
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.WritableComparable<?>,VectorWritable,org.apache.hadoop.io.IntWritable,WeightedVectorWritable>
- Throws:
IOException
InterruptedException
getClusters
public static List<DirichletCluster> getClusters(org.apache.hadoop.conf.Configuration conf)
loadClusters
protected static List<DirichletCluster> loadClusters(org.apache.hadoop.conf.Configuration conf,
org.apache.hadoop.fs.Path stateIn)
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