Example usage for org.apache.commons.math3.linear DefaultRealMatrixChangingVisitor DefaultRealMatrixChangingVisitor

List of usage examples for org.apache.commons.math3.linear DefaultRealMatrixChangingVisitor DefaultRealMatrixChangingVisitor

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Introduction

In this page you can find the example usage for org.apache.commons.math3.linear DefaultRealMatrixChangingVisitor DefaultRealMatrixChangingVisitor.

Prototype

DefaultRealMatrixChangingVisitor

Source Link

Usage

From source file:org.lenskit.mf.BPR.BPRMFModelProvider.java

/**
 * Initialize the feature vectors./*  w ww . ja  v a2s . com*/
 **/
private void initFeatures(RealMatrix features) {
    features.walkInOptimizedOrder(new DefaultRealMatrixChangingVisitor() {
        @Override
        public double visit(int row, int column, double value) {
            return rand.nextDouble();
        }
    });
}