Gallager

Gallager 基本解释

网络  加拉格; 拉格; 加拉格尔

计算机

Gallager 词组短语

• Gallager decoding procedure

Gallager 双语例句

1. 1、 To reduce the computation complexity of the decoder of parallel concatenated Gallager code, two kinds of low complexity stop criterion were proposed.
   提出了两种低复杂度的终止准则，以用于降低PCGC（并行级联Gallager码，ParallelConcatenatedGallagerCode）的译码器运算量。
2. 2、 It includes the methods of Gallager and Mackay. And some other construction methods based on finite geometry, graph theory and group theory are also depicted.
   包括最早由Gallager提出的构造方法、Mackay对其改进的构造方法、基于有限几何、图论及群论上的构造方法等。
3. 3、 Simulation results demonstrated that the modified codes is better than Gallager codes when block length is small.
   仿真结果表明，改进的编码在分组长度较短时甚至优于Gallager码的性能。
4. 4、 Low density parity-check ( LDPC) code was proposed in 1962 by Gallager, which is a kind of linear block codes based on a sparse check matrix. its decoding performance can achieve Shannon Limit.
   低密度奇偶校验（LDPC）码是由Gallager于1962年提出的一种基于稀疏校验矩阵的线性分组码，具有逼近香农限的良好译码性能。
5. 5、 It is provided the detailed deduction and demonstration of the Gallager soft and hard decision decoding algorithm.
   给出了Gallager软判决和硬判决译码算法的详细推导和证明，对置信传播译码算法在不同码长和迭代次数下进行了仿真和性能分析。
6. 6、 In the scatter density evolution analysis, we get the evolution of the bit error probability in iterative decoding and the convergence of it under the control of a given original bit error probability.
   在离散密度进化分析中，使用了Gallager最早提出的硬判决译码算法，获得了迭代译码中误码率的进化，得到在一定初始误码率的条件下，译码误码率的收敛情况。