Package Database

Examples of Database.Similarities

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            extends Reducer<IntWritable, Text, IntWritable, Text> {

        @Override
        public void reduce(IntWritable songId, Iterable<Text> sim,
                Context context) throws IOException, InterruptedException {
            Similarities neih = new Similarities();
            for (Text s : sim) {
//                System.out.println("sim " + s.toString());
                neih.insert(new Similarity(s.toString()));
            }

            for (Similarity s : neih) {
                context.write(songId, new Text(s.toString()));
            }
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        return id;
    }

    public Similarities getNeighborhood() {
        if (similarities == null) {
            similarities = new Similarities();
        }
        return similarities;
    }
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        return similarities;
    }

    public void addToNeighborhood(Similarity sim) {
        if (similarities == null) {
            similarities = new Similarities();
        }
        similarities.insert(sim);
    }
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        similarities.insert(sim);
    }

    public double getSimilarity(Song s) {
        if (similarities == null) {
            similarities = new Similarities();
        }
        return similarities.getSimilarity(s);
    }
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        return similarities.getSimilarity(s);
    }

    public void print() {
        if (similarities == null) {
            similarities = new Similarities();
        }
        System.out.println(id);
        similarities.print();
    }
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Related Classes of Database.Similarities

  • Database.Primitives.Song
  • Recommender.ParallelKNN$CalcReduce
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