Hybrid deep learning and optimized variational mode decomposition for point-interval runoff prediction
Fig 5
Optimization performance comparison of different algorithms for VMD and the corresponding IMF results.
(A) Convergence curves of different optimization algorithms for VMD parameter optimization at the Hankou station. (B) Convergence curves of different optimization algorithms for VMD parameter optimization at the Luoshan station. (C) IMFs obtained by IVMD at the Hankou station. (D) IMFs obtained by IVMD at the Luoshan station.