This article shows that the sum-product decoding algorithm for the LDCC can be improved with a local probabilistic propagation algorithm.

LDCC码的和积算法译码方法可以进一步改进为局部概率传播译码方法。

youdao

A variable step uniform quantization(VSUQ) sum-product algorithm(SPA) was developed to reduce the hardware complexity of low-density parity-check(LDPC) code decoding.

为降低低密度奇偶检验码译码的硬件实现复杂度，提出了一种可变步长均匀量化“和积”译码算法。

youdao

The overall AHP score of an application for a dimension is derived by the sum of the product of its relative priority in each criteria and the relative priority of respective criteria.

从一方面来说，一个应用程序的总体 AHP 分值是每个标准中相关优先权的乘积与各个标准的相对优先权的和。

youdao

Our gross domestic product -- the sum total of all that our economy produces -- fell at the fastest rate in a quarter century.

WHITEHOUSE: Job Creation and Economic Growth