if (createHistBackOffMap) { histBackOffMap = new java.util.HashMap[numLevels - 1]; for (int i = 0; i < backOffMap.length; i++) { histBackOffMap[i] = new java.util.HashMap(); } }
  private void setUpPrecomputedProbTables() {    precomputedProbs = new HashMapDouble[numLevels];    for (int i = 0; i < precomputedProbs.length; i++)      precomputedProbs[i] = new HashMapDouble();    precomputedLambdas = new HashMapDouble[numLevels - 1];    for (int i = 0; i < precomputedLambdas.length; i++)      precomputedLambdas[i] = new HashMapDouble();    backOffMap = new java.util.HashMap[numLevels - 1];    for (int i = 0; i < backOffMap.length; i++) {      backOffMap[i] = new java.util.HashMap();    }  }