public static class ItemSimilarityJob.MostSimilarItemPairsMapper extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,VectorWritable,EntityEntityWritable,org.apache.hadoop.io.DoubleWritable>
Constructor and Description |
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MostSimilarItemPairsMapper() |
Modifier and Type | Method and Description |
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protected void |
map(org.apache.hadoop.io.IntWritable itemIDIndexWritable,
VectorWritable similarityVector,
org.apache.hadoop.mapreduce.Mapper.Context ctx) |
protected void |
setup(org.apache.hadoop.mapreduce.Mapper.Context ctx) |
protected void setup(org.apache.hadoop.mapreduce.Mapper.Context ctx)
setup
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,VectorWritable,EntityEntityWritable,org.apache.hadoop.io.DoubleWritable>
protected void map(org.apache.hadoop.io.IntWritable itemIDIndexWritable, VectorWritable similarityVector, org.apache.hadoop.mapreduce.Mapper.Context ctx) throws IOException, InterruptedException
map
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,VectorWritable,EntityEntityWritable,org.apache.hadoop.io.DoubleWritable>
IOException
InterruptedException
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