1. Agarwal, S., et al.: On the computation of multidimensional aggregates. In: Proceedings of VLDB 1996, pp. 506–521 (1996)
2. Harinarayan, V., Rajaraman, A., Ullman, J.: Implementing data cubes efficiently. In: Proceedings of SIGMOD 1996, pp. 205–216 (1996)
3. Blackard, J.A.: The forest covertype dataset.
ftp://ftp.ics.uci.edu/pub/machine-learning-databases/covtype
4. Hahn, C., Warren, S., London, J.: Edited synoptic cloud reports from ships and land stations over the globe.
http://cdiac.esd.ornl.gov/cdiac/ndps/ndp026b.html
5. Census Modified Race Data Summary File for Counties Alabama through Missouri.
http://www.census.gov/popest/research/modified/STCO-MR2010_AL_MO.csv