Table 1. SNPduo IBS Calling Schema.
| Genotype 1 | Genotype 2 | Identity-by-State |
| AA | AA | 2 |
| AA | AB | 1 |
| AA | BB | 0 |
| AA | No Call | NA |
| AB | AA | 1 |
| AB | AB | 2 |
| AB | BB | 1 |
| AB | No Call | NA |
| BB | AA | 0 |
| BB | AB | 1 |
| BB | BB | 2 |
| BB | No Call | NA |
| No Call | AA | NA |
| No Call | AB | NA |
| No Call | BB | NA |
| No Call | No Call | NA |
Genotype 1 and 2 are the genotypes of the two individuals being compared. Genotypes are shown in the binary A/B genotype convention. Uncalled alleles in either individual are uninformative of IBS and are not plotted. Abbreviation: NA, not applicable.