org.apache.mahout.math.hadoop.stochasticsvd
Class YtYJob

java.lang.Object
  extended by org.apache.mahout.math.hadoop.stochasticsvd.YtYJob

public class YtYJob
extends Object

Job that accumulates Y'Y output


Nested Class Summary
static class YtYJob.YtYMapper
           
static class YtYJob.YtYReducer
           
 
Field Summary
static String OUTPUT_YtY
           
static String PROP_K
           
static String PROP_OMEGA_SEED
           
static String PROP_P
           
 
Method Summary
static void run(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.fs.Path[] inputPaths, org.apache.hadoop.fs.Path outputPath, int k, int p, long seed)
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

PROP_OMEGA_SEED

public static final String PROP_OMEGA_SEED
See Also:
Constant Field Values

PROP_K

public static final String PROP_K
See Also:
Constant Field Values

PROP_P

public static final String PROP_P
See Also:
Constant Field Values

OUTPUT_YtY

public static final String OUTPUT_YtY
See Also:
Constant Field Values
Method Detail

run

public static void run(org.apache.hadoop.conf.Configuration conf,
                       org.apache.hadoop.fs.Path[] inputPaths,
                       org.apache.hadoop.fs.Path outputPath,
                       int k,
                       int p,
                       long seed)
                throws ClassNotFoundException,
                       InterruptedException,
                       IOException
Throws:
ClassNotFoundException
InterruptedException
IOException


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