APPLIED GEOPHYSICS     2025 22 (4):  1141-1157    ISSN: 1672-7975  CN: 11-5212/O

Enhanced Lithofacies Classi?cation of Tight Sandstone Reservoirs Using a Hybrid CNN-GRU Model with BSMOTE and Heat Kernel Imputation
Li Pan, Meng Jia-bing, Li Jun*, Chen Qi-jing
1. Institute of Disaster Prevention, Hebei 101601, China. 2. Hebei Province University Smart Emergency Application Technology Research and Development Center, Hebei 065201, China.
Received: 2025-03-13  Revised: 2025-06-25  Online: null
Supporting info