## Hierarchy For Package org.apache.mahout.math.hadoop

Package Hierarchies:
  All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.hadoop.conf.Configured (implements org.apache.hadoop.conf.Configurable)
    - org.apache.mahout.common.AbstractJob (implements org.apache.hadoop.util.Tool)
      - org.apache.mahout.math.hadoop.MatrixMultiplicationJob
      - org.apache.mahout.math.hadoop.TransposeJob
  - org.apache.mahout.math.hadoop.DistributedRowMatrix (implements org.apache.hadoop.conf.Configurable, org.apache.mahout.math.VectorIterable)
  - org.apache.mahout.math.hadoop.DistributedRowMatrix.MatrixEntryWritable (implements org.apache.hadoop.io.WritableComparable<T>)
  - org.apache.hadoop.mapreduce.Mapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
    - org.apache.mahout.math.hadoop.MatrixColumnMeansJob.MatrixColumnMeansMapper
  - org.apache.hadoop.mapred.MapReduceBase (implements org.apache.hadoop.io.Closeable, org.apache.hadoop.mapred.JobConfigurable)
    - org.apache.mahout.math.hadoop.MatrixMultiplicationJob.MatrixMultiplicationReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.math.hadoop.MatrixMultiplicationJob.MatrixMultiplyMapper (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
    - org.apache.mahout.math.hadoop.TimesSquaredJob.TimesSquaredMapper<T> (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
      - org.apache.mahout.math.hadoop.TimesSquaredJob.TimesMapper
    - org.apache.mahout.math.hadoop.TimesSquaredJob.VectorSummingReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.math.hadoop.TransposeJob.MergeVectorsCombiner (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.math.hadoop.TransposeJob.MergeVectorsReducer (implements org.apache.hadoop.mapred.Reducer<K2,V2,K3,V3>)
    - org.apache.mahout.math.hadoop.TransposeJob.TransposeMapper (implements org.apache.hadoop.mapred.Mapper<K1,V1,K2,V2>)
  - org.apache.mahout.math.hadoop.MatrixColumnMeansJob
  - org.apache.hadoop.mapreduce.Reducer<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
    - org.apache.mahout.math.hadoop.MatrixColumnMeansJob.MatrixColumnMeansReducer
  - org.apache.mahout.math.hadoop.TimesSquaredJob

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