Jing Cheng Lei Liu Yong Gao 0003 Dan Jiang Jiajun Liu Haoran Li The Implementation of Spatial Co-location Mining and Its Application for POIs in Beijing. 1-4 2014 Geoinformatics https://doi.org/10.1109/GEOINFORMATICS.2014.6950815 conf/geoinformatics/2014 db/conf/geoinformatics/geoinformatics2014.html#ChengLGJLL14