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5 苏27井不同模型岩性识别的结果

Table 5 Lithology identification results of different models in Well Su 27

岩性 精准率/% SVM BP CNN BiGRU CNN- BiGRU 本文 方法 泥岩 80.76 81.78 84.01 88.53 89.55 93.05 砂岩 55.68 60.34 64.26 82.81 84.79 90.41 砾岩 39.13 16.13 68.00 70.73 81.55 95.10 火山岩 92.34 93.08 93.72 96.61 99.18 99.64 火山碎屑岩 0.00 0.00 0.00 55.56 82.61 88.00 准确率/% 77.90 79.57 82.42 89.06 90.73 94.11