id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ajst-29611	Zheng, Qianyu	Study on Coalbed Methane Well Production Forecasting Based on VMD and Hybrid Time Series Models	2025	14	.pdf	application/pdf	8210	370	51	Data decomposition techniques such as Empirical Mode Decomposition (EMD), Complete Ensemble Empirical Mode Decomposition with Adaptive Noise (CEEMDAN), and Variational Mode Decomposition (VMD) enabling the extraction of critical features from the original sequence and thus optimizing hybrid time series models. Hybrid model prediction flowchart based on VMD 3.1.1.	cache/ajst-29611.pdf	txt/ajst-29611.txt