基于波形特征向量的凝聚层次聚类地震相分析

刘仕友, 宋炜, 应明雄, 孙万元, 汪锐

Agglomerative hierarchical clustering seismic facies analysis based on waveform eigenvector

Shi-You LIU, Wei SONG, Ming-Xiong YING, Wan-Yuan SUN, Rui WANG

图8 物理模型第一层砂体平面形态、均方根振幅属性及波形凝聚层次聚类结果 a—第一层“蛇形”砂体平面形态;b—沿地层切片提取的均方根振幅属性;c—波形凝聚层次聚类结果(K=7,波形向量31维);d—波形凝聚层次聚类结果(K=7,波形向量37维)

Fig.8 Sand body planar morphology,RMS amplitude attributes and waveform AHC in the first layer of physical model a—the plane shape of the first layer of "serpentine" sand body;b—RMS amplitude attributes extracted along stratum slices;c—waveform AHC(K=7,waveform vector 31 dimensions);d-waveform AHC(K=7,waveform vector 37 dimensions)