TABLE 2.

Correlation of the three automated applications for determining different seed size parameters.

Trait	GrainScan and	GrainScan and	SmartGrain and
	SmartGrain	SeedExtractor	SeedExtractor
Area	0.273	0.229	0.986
Perimeter	0.313	0.346	0.979
Length	0.549	0.518	0.995
Width	0.814	0.808	0.994
Axis Ratio	NA	NA	0.998
Circularity	NA	NA	0.923

For comparisons, mature seeds from one rice accession was considered. NA, not applicable.