Note that applying importance sampling results in regions to be more and other regions to be less accurately estimated than without importance sampling, i.e., with unweighted samples.

• 注意，将带有重要性的样本结果应用于一个分布区域，以便更精确地估算，另一个不太精确估算的区域则为不带重要性的样本，即非加权样本。