An Algorithm Creating Thumbnail for Web Map Services Based on Information Entropy and Trans-scale Similarity
CHENG Xiaoqiang, YANG Min, GUI Zhipeng, AI Tinghua, WU Huayi
Acta Geodaetica et Cartographica Sinica . 2017, (11): 1891 -1898 .  DOI: 10.11947/j.AGCS.2017.20170080