George Tzagkarakis Maria Papadopouli Panagiotis Tsakalides Singular spectrum analysis of traffic workload in a large-scale wireless lan. 99-108 2007 MSWiM http://doi.acm.org/10.1145/1298126.1298146 conf/mswim/2007 db/conf/mswim/mswim2007.html#TzagkarakisPT07