LogMath logMath = LogMath.getLogMath();
Lattice lattice = new Lattice();
Node a = lattice.addNode("A", "A", 0, 0);
Node b = lattice.addNode("B", "B", 0, 0);
Node c = lattice.addNode("C", "C", 0, 0);
Node d = lattice.addNode("D", "D", 0, 0);
double acousticAB = 4;