多尺度时频空三域特征联合下的储层岩性识别方法

王宗仁, 文畅, 谢凯, 盛冠群, 贺建飚

Reservoir lithology identification method based on multi-scale time-frequency-space feature combination

WANG Zong-Ren, WEN Chang, XIE Kai, SHENG Guan-Qun, HE Jian-Biao

表6 苏27井本文方法和CNN-BiGRU模型的混淆矩阵

Table 6 Confusion matrix of this method and CNN-BiGRU model for Well Su 27

真实岩性	预测岩性(本文方法/CNN-BiGRU)					精准率/%	召回率/%	F1得分/%
真实岩性	泥岩	砂岩	砾岩	火山岩	火山碎屑岩	精准率/%	召回率/%	F1得分/%
泥岩	2503/2468	80/107	3/9	2/4	0/0	93.05/89.55	96.72/95.36	94.85/92.37
砂岩	174/260	792/697	2/10	1/2	0/0	90.04/84.79	81.73/71.93	85.85/77.83
砾岩	7/18	0/2	97/84	0/0	0/0	95.10/81.55	93.27/80.77	94.17/81.16
火山岩	3/6	2/14	0/0	1104/1088	3/4	99.64/99.18	99.28/97.84	99.46/98.51
火山碎屑岩	3/4	2/2	0/0	1/3	22/19	88.00/82.61	78.57/67.86	83.02/74.51