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Table 2 Relationship between stomata opening degree and measurement error

From: Automatic segmentation and measurement methods of living stomata of plants based on the CV model

Opening degree (%) > 40 (30,40] (20,30] (10,20]
Number of stomata 51 287 282 72
Major axis error (%) 3.44 4.32 5.01 6.45
Minor axis error (%) 2.87 3.37 3.91 5.86
Total error (%) 4.83 6.01 6.91 9.51