自适应确定K-means算法的聚类数：以遥感图像聚类为例
袁周米琪, 周坚华
Adaptively determining clustering number of K-means: A case study on the clustering from remotely sensed imagery
YUAN Zhou-Mi-Qi, ZHOU Jian-Hua
华东师范大学学报（自然科学版） . 2014, (6): 73 -80 .  DOI: 10.3969/j.issn.10005641.2014.06.011