Back Analysis of the Permeability Coefficient of a High Core Rockfill Dam Based on a RBF Neural Network Optimized Using the PSO Algorithm

Table 3

Average hydraulic head under steady seepage condition.

Osmometer number	DB-C-P-27	DB-C-P-35	DB-C-P-43	DB-C-P-24	DB-C-P-33	DB-C-P-21	DB-C-P-40
Excess pore water pressure (m)	115.32	91.91	45.39	—	—	—	—
Measured hydraulic head (m)	763.35	783.97	777.49	772.91	773.12	773.80	773.39
Correction hydraulic head (m)	648.03	692.06	732.10	772.91	773.12	773.80	773.39