Sigal Elnekave Mark Last Oded Maimon A Compact Representation of Spatio-Temporal Data. 601-606 2007 ICDM Workshops http://doi.ieeecomputersociety.org/10.1109/ICDMW.2007.1 conf/icdm/2007w db/conf/icdm/icdmw2007.html#ElnekaveLM07