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Colonies of Red Wood Ants (Formica s. str.) on the Forest Monitoring Map of the Middle Volga

Table 1 - Analysis of the sensibility and specificity of the model depending on the threshold values of the indicator "Density"

Threshold

Sensibility (Se), %

Specificity (Sp), %

PPV

NPV

1

94,2

52,6

87,8

71,4

1

66,7

94,7

97,9

43,9