查询词典 numerical coding

Then, we discuss a robust implementation of the pilot-symbol-aided estimator that is insensive to channel statistics. The analysis of these algorithms is made by computer simulation. Finally, combinating with the application of channel estimation , we present two techniques: STBC (space-time block coding) and STTC (space-time trellis coding) to improve the performance of channel parameter estimation.

在基于导频的估计中，研究了基于MMSE下二维导频辅助信道估计，并结合无线信道的统计特性在一般不可知的条件下，给出了一种对无线信道的统计特性不是很敏感的鲁棒的二维导频辅助信道估计器，通过实验仿真证明其有效性。

You can also use the name of a segment register as an instruction prefix: coding es mov ,ax is equivalent to coding mov ,ax.

你也可以用段寄存器名作为指令前缀：代码 es mov ，ax等价于mov ，ax。

According to the actual model of reactive power optimization, the integer coding is adopted, which avoids the decoding in binary coding when calculating the power flow.

经过对遗传算子的自适应调整，能够对优良个体进行保护和加速较差个体的进化，从而加速了算法的收敛速度。

However, due to the complicated coding techniques, computational complexity of intra coding is much higher than previous standards as well.

然而，因为复杂的编码技术，框内编码的运算复杂度也比之前的标准高的多。

Huffman coding is the first practical lossy compression coding technology. After many years of continuous improvement, it has formed a system of the theory and method.

其中，Huffman 编码是第一个实用的无损压缩编码技术，经过了多年的不断改进，已经形成了系统的理论和方法。

Scalable Zerotree Wavelet Entropy coding codes the low-low band uniquely and the other bands with the multiscale zerotree entropy coding scheme to achieve a fully scalable.

尺度小波零树编码将低通子带独立编码、其它子带多尺度零树熵编码，实现了自然/合成视频信息的空间/质量尺度完全可调。

Both LDPC codes and OFDM technology are studied in this paper. The working and the results obtained are summarized as follow:1. The definition of LDPC codes and its coding/decoding ideas are systematically summarized, a general algorithm of changing any parity-check matrix to lower triangular form, which is suitable for quick encoding, is given out, along with a girth checking algorithm. Absolutely random LDPC codes construction is improved, a new half random construction of LDPC codes with linear time coding and no 4-cycles is brought out.

系统地阐述了低密度校验码的定义及编译码原理，提出了一种将任何校验矩阵变换成适于快速编码的近似下三角形式的通用算法及一种围长检测算法，对完全随机的校验矩阵构造法进行了改进，提出了一类消除4环且可近似线性编码的校验矩阵半随机构造法，仿真表明，在高编码效率情况下，改进后的半随机构造法，其性能稍优于完全随机构造法，并可以线性时间编码，因此更适合实际应用。

Particularly, to prevent the exact coding order from transmission, a model-based approach, derived from maximum likelihood principle, is used to decide the coding priority.

特别的是，为了避免传送实际的编码顺序，精化优先权由一个使用最大可能性原理所推导的模型来决定。

In this paper, a real-valued-coding niche genetic algorithm modifying the binary-coding niche genetic algorithm (Goldberg and Richardson, 1987) is developed for searching global minimum value of a multiple-peak function efficiently.

本文修改Goldberg 与 Richardson(1987)提出之二位元编码利基遗传演算法，发展一实数编码利基遗传演算法以搜寻多峰多谷函数之全域最小值。

A network coding based transmission scheme is proposed for multi-antennas based uplink wireless relay networks. Performance is evaluated from the perspective of ergodic capacity and outage probability, and is compared with ordinary receive diversity scheme and orthogonal space time coding scheme.

针对配置多天线的上行无线中继网络，提出了一种基于网络编码的传输方案，从遍历容量和中断概率的角度对其进行了分析，并与基于同样拓扑的普通接收分集方案和正交空时编码方案进行了性能比较。

Fostering the concept of multi-culture firmly and mastering the development of advanced culture correctly are conductive to resisting terrorism, separatism of nationalities and ultraism of religion, which is of great academic theoretical, immediate and profound historical si...

牢固树立多元文化的理念和正确把握先进文化的发展方向，有助于在世界范围内自觉地抵制恐怖主义，民族分裂主义和宗教极端主义。不仅具有重大的学术理论意义，而且也具有重大的现实意义和深远的历史意义。

But if anyone walks in the night, he stumbles, because the light is not in him.

11：10 若在黑夜行走，就必碰跌，因为那光不在他里面。