With the codebook for quantization, the bit error rates (BER s) for bits in a codeword can be converted into the mean squared error (MSE) in the case that transmission errors occur.

• 纯量编码量化具有明确的码字与重建值对应关系与清楚的编码步骤，因此我们可藉由码字的位元错误率估测接收端在接收此张影像的峰值讯杂比；