Example usage for org.apache.mahout.math VectorWritable mergeToVector

Introduction

In this page you can find the example usage for org.apache.mahout.math VectorWritable mergeToVector.

Prototype

public static Vector mergeToVector(Iterator<VectorWritable> vectors) 

Source Link

Usage

From source file:org.gpfvic.mahout.cf.taste.hadoop.preparation.ToItemVectorsReducer.java

License:Apache License

@Override
protected void reduce(IntWritable row, Iterable<VectorWritable> vectors, Context ctx)
        throws IOException, InterruptedException {

    merged.setWritesLaxPrecision(true);/*from  w  ww  .jav  a2  s .c o m*/
    merged.set(VectorWritable.mergeToVector(vectors.iterator()));
    ctx.write(row, merged);
}

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From source file:org.hf.mls.mahout.cf.taste.hadoop.preparation.ToItemVectorsReducer.java

License:Apache License

@Override
protected void reduce(IntWritable row, Iterable<VectorWritable> vectors, Context ctx)
        throws IOException, InterruptedException {
    merged.setWritesLaxPrecision(true);//from   w ww  .j  av  a2  s. c  om
    merged.set(VectorWritable.mergeToVector(vectors.iterator()));
    ctx.write(row, merged);
}

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