Deuxièmes journées du GT CoA 19 et 20 Novembre au LIAFA (Paris 13ème, Amphithéâtre Turing) -- Frédéric Magniez (LIAFA, CNRS - U. Paris Diderot, France) Introduction to streaming algorithms We will review some of the main streaming algorithms in the area of statistics, strings and graphs. The talk is self contained.