With the new optimization framework in place, the 4.1 release series introduced a larger number of optimizations, such as improved profiling support and more accurate branch probabilityestimation.
Figure 13: Illustration of probability-based estimation.
图13：基于概率的评估。
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The interior outer set model, based on the method of information distribution, can represent the imprecision of probabilityestimation when it is used to calculate a possibility probability risk.