Then prediction errors were quantized properly to reduce coding rate further.
然后对预测误差进行量化，以进一步降低编码率。
Using this new scheme, higher diversity order and coding gain can be achieved than STBC at the same coding rate.
这种编码在相同的码速率下，实现了比stbc更大的分集度和更高的编码增益。
Under the given distortion conditions, the still image coding Rate-Distortion theories discuss the max coding bit-rate.
在给定的编码率的条件下，用率失真算法计算图像编码使之达到最小的失真。
In addition, the variable expanded order was adopted to support the XML update, which can effectively reduce the secondary XML coding rate.
采用可变扩展序号支持XML文档更新，可有效降低XML文档的二次编码率。
In the same transmission system, in order to get the same error rate, the coding rate is higher the needed rate of signal to noise is higher.
并且在同一个传输系统中为了得到相同的误码率，码率越高则需要的信噪比就越大。
On the other hand it makes coding rate varying adaptively with correlation of the correlated sources with asymmetrical statistical dependency.
同时，该方法可对相关性非平稳的相关信源提供灵活可变的编码速率。
FEC consumes significant bandwidth: depending on which coding rate is chosen, a number of coding bits are transmitted along with the? Data 'bits.
前向纠错需要占用大量的带宽：这取决于编码速率选择，大量的编码比特和数据比特一起传输。
Finally, the proposed parallel computing based on fractal dimension algorithm improving the picture quality while also improving the coding rate.
最后，本文提出的基于并行计算分形维数的分形图像编码算法，在提高图像编码质量的同时，还提高了编码速率。
Due to the intense change of the transmission environment, the mobile communication system can not work in the optimal source coding rate and channel coding rate.
由于传输环境的剧烈变化，移动通信系统不能工作在最佳的信源编码速率和信道编码速率。
Interframe prediction is key to video compression and can effectively eliminate the time redundancy of video coding, reduce coding rate and enhance coding efficiency.
帧间预测是视频压缩的关键技术之一，能有效消除视频编码中的时间冗余，降低编码码率，提高编码效率。
The fundamental of speech coding is the fact that how to get better quality of reconstructed speech and ensure the less time delay and proper operational complexity at the given coding rate.
语音编码的基本问题就是在给定编码速率的条件下如何得到尽可能好的重建语音质量并保证尽可能小的编解码时延和适当的运算复杂度。
Based on the features of low coding rate video encoding, we improved the control strategy of quantization step and coding rate in the simulation program TMN - 2. 0 of H. 263 test model (TMN5).
文章根据低码率图像编码的特点，对H。263测试模型(TMN5)的仿真程序tmn- 2.0中的量化级和码率控制策略的不足之处进行了合理的改进。
Compared with the standard post-coding rate distortion (PCRD) algorithm, the proposed algorithm has no spending in calculating rate-distortion slope and searching for optimum truncation points.
与标准的率失真(PCRD)优化算法相比，该算法不会在计算码率失真斜率和搜索最优分层截断点时产生运算开销。
Videotranscoding has three means: code rate conversion, resolution conversion, conversion between coding standard.
具体的转换方式有三种：码率转换、分辨率转换、编码制式的转换。
As one of the current most potential low bit rate speech coding schemes, waveform interpolation model with its high performance has been paid more and more attention.
波形内插语音编码模型作为当今最具潜力的低速率语音编码方案之一，因其良好的性能，越来越受到人们的重视。
All of these reduce efficiently the coding bit rate.
这些方法有效地降低了编码位率。
A fast block matching motion estimation algorithm for low bit rate video coding is proposed.
提出一个用于低比特率视频编码的快速块匹配运动估计算法。
Objective to explore a coding nursing diagnostic method for melioidosis which is convenient and effective, in order to improve the quality of care, and decrease death rate.
目的探索一种对类鼻疽病简便、有效的编码护理诊断方法，以提高护理质量，减少死亡率。
This paper proposes a new rate control scheme to increase the coding efficiency for MPEG systems.
本文提出一种新的用于提高MPEG系统编码效率的速率控制方案。
A new method for predetermination of all-zero blocks in low rate video coding is proposed, which is based on characters of discrete cosine transform (DCT) and quantization.
该文根据离散余弦变换(DCT)和量化运算的特点，提出了一种新的用于低比特率视频编码的全零块预先判别方法。
In video coding, the purpose of rate control is to improve picture quality while subject to the bandwidth constraint.
在视频编码中，码率控制的目的是：在满足带宽约束的条件下，提高编码图像的质量。
This paper proposes a new rate control algorithm which can achieve a constant bit rate when coding asynchronous video objects.
针对异步视频对象编码，提出了一种速率控制算法，以达到恒定目标比特率。
In perceptual audio coding with low bit rate application, the pre-echo artifact is more distinct, and the effective detection of transient signals is the precondition.
在低比特率音频感觉编码中，预回声失真更为突出，而对其处理的前提是瞬态信号的有效检测。
A modified low bit rate sinusoidal transform coding algorithm (STC) is presented.
提出了低码率正弦变换编码算法(STC)的改进算法。
This paper reviews the research works on the statistical characteristics and modeling of variable bit rate video coding in ATM environment.
本文就ATM环境下变速率视频编码的统计特性及其模型研究作了综合性评述。
The coding method in low bit rate discussed in this paper is a hybrid encoding architecture, which combines global motion compensation and local motion compensation coding.
采用的低码率视频编码方法是以全局运动补偿和局部运动补偿为核心的混合编码方法。
As the basis of the following research on transcoding and rate control, several related video coding standards are introduced in this thesis first.
作为对视频转换编码及码率控制研究的基础，本文首先介绍了几种主要的视频编码标准。
Firstly, we introduce the video coding standard where the rate control algorithm is used.
首先，本文介绍码率控制算法的应用环境——各种视频编码协议。
Therefore what has been studied should be a promotion to make very low bit rate video coding work in practice and in wide use.
相信所做的这些工作对甚低码率视频图像编码的实际应用和推广将起到推动作用。
The simulation results show that the algorithm have not only cut down the average coding time, but also reduced the average coding bit rate.
测试结果表明该算法在减少平均编码时间的同时，也降低了平均编码比特率。
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