Before revision:  Results: In all acquired datasets, in comparison to the conventional approach, MetaSleepLearner achieved a range of 6.15 \% to 12.12 \% improvement with statistical difference in the mean of both approaches.
After revision:  In all acquired datasets, in comparison to the conventional approach, MetaSleepLearner achieved a range of 6.15 \% to 12.12 \% improvement with statistical difference in the mean of both approaches.