public static class TimesSquaredJob.TimesSquaredMapper<T extends org.apache.hadoop.io.WritableComparable> extends org.apache.hadoop.mapreduce.Mapper<T,VectorWritable,org.apache.hadoop.io.NullWritable,VectorWritable>
Constructor and Description |
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TimesSquaredJob.TimesSquaredMapper() |
Modifier and Type | Method and Description |
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protected void |
cleanup(org.apache.hadoop.mapreduce.Mapper.Context ctx) |
protected void |
map(T key,
VectorWritable v,
org.apache.hadoop.mapreduce.Mapper.Context context) |
protected double |
scale(VectorWritable v) |
protected void |
setup(org.apache.hadoop.mapreduce.Mapper.Context ctx) |
protected void setup(org.apache.hadoop.mapreduce.Mapper.Context ctx) throws IOException, InterruptedException
setup
in class org.apache.hadoop.mapreduce.Mapper<T extends org.apache.hadoop.io.WritableComparable,VectorWritable,org.apache.hadoop.io.NullWritable,VectorWritable>
IOException
InterruptedException
protected void map(T key, VectorWritable v, org.apache.hadoop.mapreduce.Mapper.Context context) throws IOException, InterruptedException
map
in class org.apache.hadoop.mapreduce.Mapper<T extends org.apache.hadoop.io.WritableComparable,VectorWritable,org.apache.hadoop.io.NullWritable,VectorWritable>
IOException
InterruptedException
protected double scale(VectorWritable v)
protected void cleanup(org.apache.hadoop.mapreduce.Mapper.Context ctx) throws IOException, InterruptedException
cleanup
in class org.apache.hadoop.mapreduce.Mapper<T extends org.apache.hadoop.io.WritableComparable,VectorWritable,org.apache.hadoop.io.NullWritable,VectorWritable>
IOException
InterruptedException
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