Table 3.

Coverage and Sizes for the Test Data Sets

	Number of expressways	Number of clones in expressways	Average positive overlap of clones in expressways	Average negative overlap of clones in expressways			Average expressway length
Simulated (unmasked)	31	145	1.7 kb	3.4 kb			687 kb
Simulated (masked)	35	142	1.8 kb	4.1 kb			605 kb
Syngenta	37	132	4.9 kb	8.4 kb			452 kb
BGI	40	104	3.0 kb	1.5 kb			321 kb
Monsanto	17	35	5.2 kb	6.2 kb			273 kb
Data set	Number of junctions	Number of gaps	Average length of junctions	Average length of gaps	Number of bad pairs	Coverage
Simulated (unmasked)	2	21	53 kb	50 kb	11	82%
Simulated (masked)	5	23	56 kb	62 kb	4	81%
Syngenta	10	27	41 kb	103 kb	?	80%
BGI	7	32	23 kb	168 kb	?	62%
Monsanto	1	16	12 kb	400 kb	?	24%