/** Gets the average degree of this matrix. */
public double getAvgDegree() {
double rowSums = 0;
for (int i = 0; i < matrix.rows(); i++) {
for (int j = 0; j < matrix.columns(); j++) {
rowSums += matrix.get(i, j);
}
}
return rowSums / matrix.rows();
}
/** Returns the number of rows int matrix. */
public int rows() {
return matrix.rows();
}
/** Gets (computes) the density of this matrix. */
public double getDensity() {
double sum = matrix.zSum();
return sum / matrix.rows() * (matrix.rows() - 1);
}