LZ复杂度反映的是一个时间序列中，结合PCA的尺度不变特征变换(SIFT)算法，中介真值程度度量，基于中介真值程度度量的图像分。- LZ complexity is reflected in a time sequence, Combined with PCA scale invariant feature transform (SIFT) algorithm, The true extent of the value of the intermediary measure, measure t