Table 6.

Data distribution and results of the phenophase detection accuracy obtained in EXP3‐Pheno. Coarse classification accuracy is computed based on grouping phenophase categories by 3

Evaluated model	Training set size (No. of images)	Test set size (No. of images)	Fine‐grained classification accuracy	Coarse classification accuracy	Accuracy when tolerating a [±1] error range	Accuracy when tolerating a [±2] error range	Fine‐grained mean L1 error	Coarse mean L1 error
ResNet50‐Pheno	16,298	4073	43.4%	69.0%	67.1%	82.8%	1.35	0.37