查询词典 decoding

The paper focuses on complex sphere decoding algorithm and compares it with the real sphere decoding algorithm.

本文在实数球形算法的基础上，着重对复数球形算法进行了分析，对二者做了比较。

In the bit-interleaved coded modulation systems with iterative decoding, a good labeling is one of the key factors that dictate the system performance. In this thesis, Extrinsic Information Transfer chart, a popular tool to analyze the convergence behavior of an iterative decoding system, is employed for the labeling design.

外来资讯转换图是一个在迭代解码系统中很好的分析解码收敛行为的工具，在位元交错调变码的解码系统中，位元对应的设计对於提升系统效能是非常重要的，藉由不同的平均位元差异数来改变讯号侦测器转换曲线的斜率，因而从中选出一个最适合外部码的位元对应方式。

Generic DSP, C6701, processes kernel tasks, such as system control, demultiplex, audio decoding, video decoding control, etc.

通用DSP'C6701作为系统核心完成系统控制、解复用、音频解码、视频解码控制等任务。

Firstly, the M-ary modulated Min-Sum algorithm which based on Maximum Liklihood is provided, however, can not be applied to actual decoding due to its complexity. By applying the so called Generalized Distributive Law, we simplified the Min-Sum decoding for M-ary modulated LDPC codes based on Maximum Likelihood, and obtained what we called Enhanced Min-Sum algorithm.

首先基于最大似然的原理给出了多进制调制下的Min-Sum算法，然后利用广义分配率的原理对基于最大似然译码的多进制Min-Sum算法进行了简化，首次提出了多进制调制下LDPC码的改进Min-Sum算法。

A modified Euclidean algorithm was proposed by the generalization of synthetic division. It didn't judge the degree of polynomial and could decrease the complexity of decoding and hardware circuit and improve the decoding speed.

通过对综合除法进行推广，提出了一种改进型欧几里德算法，它不需要进行多项式次数的判断，能够降低译码的复杂度，减少硬件电路的复杂性，提高译码速度。

According to the complexity of decoding circuit in digital TV and the moderate speed of decoding,a modified Euclidean algorithm is proposed based on the related deduction of division with reminder of polynomials.

针对数字电视译码电路复杂，译码速度不高的特点，基于多项式带余除法的相关推论，提出一种改进型欧几里德算法。

Among many implement schemes of decoding, the one using chips is the fastest one. Specific decoding chips like FPGA or ASIC have parallel processing structures, which make them be much fit for being high performance data processing processors like Digital Filter, Fast Fourier Transform, Discrete Cosine Transform, etc, and also be the key part of high performance data processing systems. The implementation is synthesizable Verilog code at the RTL level. It is suitable for real time video applications.

在MP3 解码电路中，模块IMDCT 由三个子模块组成：IDCT子模块、加窗函数子模块、输出数据的叠加子模块。N/2 点的输入Xk 经IDCT 变换得到N 点的输出xi 的公式如下：将输出根据不同的块类型(有四种块类型，分别为普通、开始、结束、短型)采用不同的窗函数加窗，得到一个36 个点的输出(对于块类型为短型的块，单个小块的输出是12 个点，每三个小块组合成一个36 个点的输出)。

The layered video decoding system comprises a base layer decoder for receiving and decoding a base layer video stream; and an enhancement layer decoder for receiving an enhancement layer video stream and the decoded base layer stream, and generating a decoded enhanced video output, wherein the enhancement layer decoder includes: a plurality of inverse discrete cosine transform /IDCT modules; and a selection system for selecting one of the IDCT modules.

分层视频译码系统包括：基本层译码器，用于接收和译码基本层视频流；和增强层译码器，用于接收增强层视频流和所译码的基本层流，并生成译码的增强的视频输出，其中该增强层译码器包括：多个反离散余弦变换模块；和用于选择其中一个IDCT模块的选择系统。

A font is read at first to complete decoding; vector font is converted into lattice font, while non-vector font is converted into a standardized bitmap; moreover, the standardized bitmap obtained through decoding is stored as a quick compression lattice font file; then, lattice matrix transformation is realized through a word stock engine control module, a font information extraction module, a font carving frame core module and a font presentation module; finally, frame depiction is finished.

一种在终端上实现带边框字体的系统与方法，包括利用字体转换模块进行字体转换；即首先读取字体文件，进行解码；对于矢量字体，先转换为点阵字体，对于非矢量字体，转换为规范化的位图，把解码得到的规范化的位图，保存为快速压缩点阵字体文件；然后通过字库引擎控制模块，字体信息提取模块，字体雕刻边框核心模块和字体呈现模块实现点阵矩阵变换，刻画边框。

The main work and innovation1 In general , a image compression method has different effect to different image . Some are fit for image which has much high frequency . Some are fit for image which has much low frequency .This paper analysis the applicability of fractal algorithm . In this dissertation , an improved algorithum is given . The basic algorithum without eight change and the joint use of quantitative coding , The compression ratio and PSNR can be adjusted , and it can get more quickly speed of coding .2 To a group of exact fractal code , the decoding image can be any resolution .With this characteristic ,choose the proper domain block and range block,this paper get an algorithum which can get higher decoding PSNR and speed than the basic fractal algorithum.3 Give a new method to calculate the scale factor . The calculation of basic algorithum is complex and enormous . The factor of scale is an important variable of the basic algorithm. Now there are two methods to calculate the factor of scale .A new method was given to calculate the factor of scale. The calculation load and complexity are reduced by the new method. Compared with the basic algorithm , the method can reduce coding time.4 The basic fractal algorithum is based on the Collage theorem and contraction mapping theorem . A mathematic model based on basic fractal algorithum is given .

本文的主要工作及创新点主要包括以下几点：1一般情况下，一种图像压缩的方法对不同特点的图像，压缩效果会有所不同，本文利用分形压缩编码对不同特点的图像进行编码，分析了分形编码对不同图像的编码适用性，利用去掉8种变换的分形编码算法与简单的均匀量化编码方案相结合，得到了一种可以调节压缩比与解码质量的分形编码方案，该提高编码速度6倍以上。2分形编码的特点之一是分形解码的分辨率无关性，即对于一组分形编码可以将其解码到任意分辨率下，本文利用分形编码的这一特点，结合不同的量化编码方案，选择合适的定义域块与值域块及适当的编解码分辨率，得到了一种提高解码质量，编码速度提高12倍以上的加速算法。3比例因子是基本分形算法中的一个重要变量，目前有两种计算比例因子的方法，文中给出了一种新的求比例因子的方法，该方法简化了求比例因子的计算，从整体上减小了基本分形算法的计算量，简化了算法4分形压缩的数学基础是不动点定理与拼贴定理，本文根据基本的自动分形编码方法，建立数学模型对其进行推导，得到了用普通数学的极限理论解释分形编码的数学表达式，从而对由基本分形编码得到的解码图像中的像素点的值给出了确定的表达式。

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。