TABLE 1.

Meaning of symbols in formula (10).

Symbol	Meaning
${\mathit{T}}_{\mathit{p}}$	Number of correctly classified organoid pixels
${\mathit{T}}_{\mathit{N}}$	Number of correctly classified background pixels
${\mathit{F}}_{\mathit{P}}$	Number of background pixels misclassified as organoids
${\mathit{F}}_{\mathit{N}}$	Number of organoid pixels misclassified as background