Table 5.

Comparison of assembly with and without clustering preprocess ( k =3, 2 clusters)

Distance	Mapped contigs	N50	Number of contigs	Genome coverage
No Clustering	93.55%	112	22823	0,828
$D_2^{\ast q}$ AQP q-red	94.13%	141	29421	0,920
$D_2^{\ast }$	93.97%	138	28701	0,914
L 2	94.24%	135	28297	0,904
KL	94.19%	135	28171	0,903
Symm, KL	94.27%	134	27999	0,902
D 2	94.33%	134	28019	0,903

The assembly with Velvet is evaluated in terms of mapped contigs, N50, number of contigs and genome coverage. The dataset used is SRR017901 (23.5M bases, 10x coverage) that contains reads of Zymomonas mobilis. Best results are in bold.