class LdaUtil {

    public static double[] getTopicDistributionMethod(SparseVector sv,
                                                         DenseMatrix expELogBeta,
                                                         DenseMatrix alphaMatrix,
                                                         int topicNum) {

        return getTopicDistributionMethod(sv, expELogBeta, alphaMatrix, geneGamma(topicNum), topicNum).f0.getColumn(0);
    }

}