Table 11 Cross-validation performance fluctuations (Unit: %).

From: The usage of a transformer based and artificial intelligence driven multidimensional feedback system in english writing instruction

Fold Number

Grammar F1

Vocabulary Suggestion Acceptance Rate

Coherence Score

Fold 1

88.7

71.3

4.1

Fold 2

89.2

70.8

4.0

Fold 3

88.5

72.1

4.2

Fold 4

89.0

71.6

4.1

Fold 5

88.9

70.9

4.0

Mean ± Std Dev

88.9 ± 0.3

71.3 ± 0.6

4.1 ± 0.08