查询词典 digital coding

It is proved that they are faster than FWT . Zerotree coding is one of the most advanced coding algorithms in the world .

最后，对零树量化编码后产生的比特流，用了自适应算术编码来进一步提高压缩比。

This paper presents the speckle suppression technology which includes the soft threshold, the hard threshold and the Garrote function threshold method. It gives the contrast result of the three method. Analyzed the embedded zero-trees wavelet coding method, it presents a SAR image coding technology with the speckle suppression. Finally, it presents a compressed SAR image with the speckle suppression.

摘要该文讨论了相干斑抑制技术中软阈值、硬阈值和Garrote函数去噪的方法，并对这些方法进行了比较；文中在讨论了嵌入式零树编码技术的基础上，提出了采用基于相干斑抑制技术的图像编码方法，利用该方法实现了对SAR图像数据的编码处理，给出了相应的处理结果。

By constructing a sphere hexagonal grid system based on the Truncated Icosahedrons Projection, this paper focuses on the study of the address coding mechanism of the sphere hexagonal grids, including the hierarchy coding schemes, the study of the positional relations among the grid units and the mutual conversion between the address codes of the grid units and the geographical coordinates.

本文通过构建基于截顶正二十面体投影的球面六边形网格系统，对球面六边形网格的地址编码机制进行了重点研究，包括网格的层次编码方案、网格单元位置关系研究和网格单元地址码与地理坐标之间的相互转换。

By analyzing the current status of speech coding, it proposes that low bit rate speech coding is hot off the press.

首先通过分析当前语音编码的现状，提出了低速率语音混合编码是现代语音编码研究的热点。

In order to avoid using ill-suited coding information whenpost-processing, a series of methods are put forward to check coding information.

为了防止在后处理过程中使用不恰当的编码信息，本文提出了一系列用于检测编码信息的方法。

At last, this article discusses the coding method of STBC and introduces a new imbed coding method and give a simple decoding method.

最后探讨了空时分组码的编码方法，具体给出了一种简单的四发射天线传输实矩阵的编码方法并提出了一种基于嵌入码的准正交空时分组码的设计方法，并给出了一种比较简单的空时分组码的译码方法。

Arithmetic Coding is a highly effective entropy coding. But, its indivisibility obstructs its flexible application.

算术编码是一种高效的熵编码，但是算术编码的非分组性阻碍了算术编码的灵活应用。

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。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。