Peter McLachlan Tamara Munzner Eleftherios Koutsofios Stephen C. North LiveRAC: interactive visual exploration of system management time-series data. 1483-1492 2008 CHI http://doi.acm.org/10.1145/1357054.1357286 conf/chi/2008 db/conf/chi/chi2008.html#McLachlanMKN08