Figures 12 and 14 are the same but I think the figure used is only supposed to be like that for figure 14, not for figure 12. The "two-bit" scheme that fig 12

Figures 12 and 14 are the same but I think the figure used is only supposed to be like that for figure 14, not for figure 12. The "two-bit" scheme that fig 12 is for does not have branch history, whereas "two-level adaptive, global" which has fig 14 fits the bill.