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java.lang.Objectorg.apache.mahout.clustering.topdown.postprocessor.ClusterCountReader
public final class ClusterCountReader
Reads the number of clusters produced by the clustering algorithm.
Method Summary | |
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static Map<Integer,Integer> |
getClusterIDs(org.apache.hadoop.fs.Path clusterOutputPath,
org.apache.hadoop.conf.Configuration conf,
boolean keyIsClusterId)
Generates a list of all cluster ids by reading the clusters-*-final file. |
static int |
getNumberOfClusters(org.apache.hadoop.fs.Path clusterOutputPath,
org.apache.hadoop.conf.Configuration conf)
Reads the number of clusters present by reading the clusters-*-final file. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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public static int getNumberOfClusters(org.apache.hadoop.fs.Path clusterOutputPath, org.apache.hadoop.conf.Configuration conf) throws IOException
clusterOutputPath
- The output path provided to the clustering algorithm.conf
- The hadoop configuration.
IOException
public static Map<Integer,Integer> getClusterIDs(org.apache.hadoop.fs.Path clusterOutputPath, org.apache.hadoop.conf.Configuration conf, boolean keyIsClusterId) throws IOException
clusterOutputPath
- The output path provided to the clustering algorithm.conf
- The hadoop configuration.
IOException
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