From: FastGroupII: A web-based bioinformatics platform for analyses of large 16S rDNA libraries
 | PSI | PSI with Gaps | Seq-Match | Tree-parsing | DOTUR | ||
---|---|---|---|---|---|---|---|
 |  |  |  |  | FN | NN | AN |
# of groups | 209 ± 2 | 160 ± 4 | 140 ± 3 | 200 | 132 | 122 | 126 |
Richness (Chao1) | 599 ± 27 | 359 ± 22 | 281 ± 8 | 440 | 249 | 241 | 246 |
Diversity (Shannon-Wiener) | 3.98 ± 0.04 | 3.62 ± 0.10 | 3.35 ± 0.19 | 4.5 | 3.58 | 3.04 | 3.07 |
# of singletons | 148 ± 2 | 99.7 ± 3.2 | 80.8 ± 1.7 | 120 | 72 | 69 | 71 |
# of doubletons | 28.2 ± 1.5 | 25.3 ± 2.7 | 23.2 ± 0.9 | 29 | 22 | 20 | 21 |