Open Access

Table 1

Comparison results in terms of R 2, RMSE, and MAE.

Measures SSO-RVFL WOA-RVFL SSA-RVFL
Training R 2 0.99582 0.994677 0.99582
RMSE 0.000965 0.001089 0.000965
MAE 0.00064 0.000714 0.00064
CPU time(s) 32.9072497 72.965 86.98
Testing R 2 0.752911 0.631113 0.631113
RMSE 0.001201 0.001926 0.001926
MAE 0.001123 0.001527 0.001527

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.