3Ertoz L, Steinbach M, Kumar V. Fiding Clusters of Different Sizes, Shapes, and Densities in Noise, High Dimensional Data ER. Philadelphia: SIAM, 2003.
4Ester M, Kriegel H P, Sander J, et al. A Density-Based Algorithm for Discovering Cluster in Large Spatial Databases with Noise E C//Proeeeding the 2nd International Conference on Knowledge Discovery and Data Mining. Palo Alto, USA. AAAI, 1996. 226-231.
5Kisilevieh S, Mansmann F, Keim D. P-DBSCAN: A Density Based Clustering Algorithm for Exploration and Analysis of Attractive Areas Using Collections of Geo-Tagged Photos -C//Proeeedings of the 1st International Conference and Exhibition on Computing for Geospatial Research Application. New York: ACM, 2010 38.
6Kieu L M, Bhaskar A, Chung E. Transit Passenger Segmentation Using Travel Regularity Mined from Smart Card Transactions Data [C]//Transportation Research Board 93rd Annual Meeting. Brisbane: [s. n. ], 2014: 12-16.
7Verkasalo H, L6pez-Nicolfis C, Molina-Castillo F J, et al. Analysis of Users and Non-users of Smartphone Applications [J]. Telematies and Informatics, 2010, 27(3). 242-255.
8Hasan T, Hansen J H L. Acoustic Factor Analysis for Robust Speaker Verification I-J. IEEE Transactions on Audio, Speech, and Language Processing, 2013, 21(4). 842-853.
9Hall M, Frank E, Holmes G, et al. The WEKA Data Mining Software. An Update EJ3. ACM SIGKDD Explorations, 2009, 11(1): 10-18.