1. OPTICS: Ordering points to identify the clustering structure;Ankerst;ACM Sigmod Record,1999
2. Visualization analysis for spatio-temporal pattern of hotspots and sentiment change towards microblog check-in data;Cai;Miniature Microcomputer System,2018
3. Discovering multi-density urban hotspots in a smart city;Cesario,2020
4. Finding frequent items in data streams;Charikar;Theoretical Computer Science,2004
5. Influence maximization on signed social networks with integrated pagerank;Chen,2015