hydro4.cslabs.ewu.edu --- Ubuntu Linux, quad-hyperthreading Xeon processors
C Implementation
	Average milliseconds per pass
	Base	Best First	Adj. Vect.	Bound 1	Bound 2
10 nodes, 17 edges	0.021	0.067	0.063	0.024	0.020
12 nodes, 21 edges	0.114	0.296	0.286	0.110	0.110
20 nodes, 36 edges	3.563	6.680	6.230	4.478	3.518
25 nodes, 47 edges	82.638	145.450	135.213	97.913	81.850
27 nodes, 50 edges	144.688	248.088	228.775	194.075	144.238
	Time ratios with base program
	Base	Best First	Adj. Vect.	Bound 1	Bound 2
10 nodes, 17 edges	1.000	3.164	2.995	1.136	0.928
12 nodes, 21 edges	1.000	2.591	2.506	0.965	0.960
20 nodes, 36 edges	1.000	1.875	1.749	1.257	0.987
25 nodes, 47 edges	1.000	1.760	1.636	1.185	0.990
27 nodes, 50 edges	1.000	1.715	1.581	1.341	0.997
Java Implementation
	Average milliseconds per pass
	Base	Best First	Adj. Vect.	Bound 1	Bound 2
10 nodes, 17 edges	0.038	0.060	0.051	0.048	0.040
12 nodes, 21 edges	0.135	0.191	0.172	0.132	0.121
20 nodes, 36 edges	4.652	4.429	4.014	5.342	4.678
25 nodes, 47 edges	102.219	96.263	82.895	112.011	102.665
27 nodes, 50 edges	179.685	166.868	141.479	222.078	186.304
	Time ratios with base program
	Base	Best First	Adj. Vect.	Bound 1	Bound 2
10 nodes, 17 edges	1.000	1.585	1.360	1.261	1.053
12 nodes, 21 edges	1.000	1.417	1.277	0.978	0.895
20 nodes, 36 edges	1.000	0.952	0.863	1.149	1.006
25 nodes, 47 edges	1.000	0.942	0.811	1.096	1.004
27 nodes, 50 edges	1.000	0.929	0.787	1.236	1.037