Rate allocation for joint source channel coding of the image over a wireless channel;
香农定理的局限性,为信源信道联合编码/解码提供了理论的依据。
ROI-based rate allocation algorithm for the MPEG-4 FGS enhancement layer is proposed in this paper.
该文提出了一种基于感兴趣区的MPEG-4FGS增强层码率分配算法。
The joint power and data rate allocation in code division multiple access(CDMA) systems was studied.
研究了码分多址(CDMA)系统中下行联合功率速率分配问题。
In this paper, the generalized multi-rate multicast weight-based fair rate allocation problem is studied.
研究了通用多速率组播加权公平速率分配问题。
In this case the user's perception of service speed can be far higher than his average data rate allocation.
因此,用户可感觉到其服务速度远高于平均数据速率分配。
To satisfy the buffer constrain in practice, a sliding window based rate allocation scheme is also proposed.
针对实际应用中的缓冲区的限制,我们还提出了滑动窗口的码率分配方案。
An optimal rate allocation method for fine granularity scalable video streaming based on rate-distortion function was presented.
本文在速率失真函数的基础上,提出了适合精细可分级编码视频流的最优的速率分配方法。
Analytical results are provided based on several bit-rate allocation strategies aiming to accommodate picture quality consistence.
同时在尽可能满足图像质量一致性的基础上,基于几种码率分配策略提供了系统测试结果。
When the existed dynamic bit rate allocation algorithms is working, the video data bit rate and the audio data bit rate are changed.
已有的动态速率调整算法在进行动态速率调整时,音、视频的位速率都要改变。
The correctness and practicability of the dynamic bit rate allocation algorithm are verified by the analytical result of the experiment data.
通过实验数据的分析,验证了动态位速率调整算法的正确性和实用性。
Based on unequal error protection with jointing JPEG2000 source and FEC channel coding, a novel optimal rate allocation technology is proposed.
为了提高传输质量,结合JPEG2000信源和FEC信道编码的统计特性,提出了一种基于非均匀错误保护的最优码率分配技术。
Simultaneously, the computational complexity of the proposed method is low enough to meet the requirements of the real time rate allocation at the video server.
同时,该算法的计算复杂度低,完全能满足视频服务器实时码率分配的要求。
On the other hand, power control and data rate allocation are two fundamental techniques for improving the spectral efficiency of wireless multimedia communications.
另一方面,功率控制、数据速度分配也是改善无线多媒体通信频谱利用率的两种基本技术。
The experimental results show that, compared with the conventional average rate allocation algorithm, the proposed algorithm can significantly eliminate the quality fluctuation of ROI.
实验结果表明,与平均码率分配算法相比,该算法可以显著降低视频图像中人眼感兴趣区域重建质量的波动。
The main contribution of this thesis is: 1 this approach combines a simple but yet elegant concept that joint source-channel rate allocation with UEP to realize a general and effective JSCC system.
本文将编码码率分配技术和不等差错保护技术进行很好地融合,实现了一种通用、有效的联合信源信道编码传输系统。
A dynamic rate allocation method is presented which is based on the compression rate of image source coder, channel rate, channel characters and their influence on the distortion of progressive image.
该文根据信源编码压缩比、信道码率及信道特征对渐进图像传输失真的影响,提出一种基于最小图像失真的动态码率分配策略。
An optimal subband rate allocation algorithm in mean-squared error (MSE) minimization sense was proposed, which achieves persistent optimal rate-distortion performance under any given rate constrains.
提出均方误差最小意义上的最佳三维子带码率分配算法,该算法在任意给定码率限制条件下都能获得最优率失真性能。
If both the target utilization and allocation rate are high, the application can run out of memory, forcing the GC to run continuously and dropping the utilization to 0% in most cases.
如果目标利用率和分配率都很高,则应用程序可能耗尽内存,强迫GC连续地运行并且在多数情况下使利用率降低到0%。
Although high target utilization is desirable for optimal application throughput, the GC must be able to keep up with the application allocation rate.
虽然高目标的利用率对于实现最佳应用程序吞吐量很有帮助,但是GC必须能够跟上应用程序的分配率。
The reason for scheduling against time instead of allocation rate is that allocation is often uneven during an application's execution.
针对时间而不是分配率进行调度的原因是:在应用程序执行期间,分配率通常都是不均匀的。
Based on the program's allocation rate, the system attempts to predict when the next garbage collection will be required.
根据程序的分配速度,系统试图预测下次需要执行垃圾收集的时间。
Analysis: Review activity for frequency (the rate of mentions), the state of sentiment allocation, traffic, as well as the size of connections (friends, followers, fans, etc.).
分析:积极回顾活动频率(被提及的比率),情感分配结构,浏览量,以及链接的规模(朋友,追随者,粉丝等)。
Meanwhile the paper, presents a resource allocation scheme to adapt media rate to the estimated network bandwidth using rate-distortion function.
同时,给出了一种资源分配方案通过率失真函数使媒体速率适应估计的网络带宽。
Implementing the policy in block allocation module needs to consider the relation between the rate of data refreshment and the block-erasing frequency.
在块分配功能模块中实现耗损平衡策略需要考虑到数据更新速度和块擦除频率之间的关系。
Burst-level loss system input by bursty bursty with the same peak rate is an important queueing model in the study of resources allocation and call admission control in ATM networks.
输入为同峰值速率突发信源的突发级损失系统是AT M网络资源分配和呼叫允许控制研究中的一种重要排队模型。
The computing model result in the separation of the influence of machine utilization, sequential job service rate, and parallel task allocation to the parallel task completion time.
通过这个计算模型可从机器利用率,连续工作服务速率,并行任务分配等方面对并行任务完成时间进行预测。
After studying the questions of data allocation and tile declustering in heterogeneous disk systems, a same-rate virtual disk dividing method and a virtual disk sorting method are proposed.
着重讨论了异构磁盘系统的数据分配和瓦片分布问题,提出了一种速率均匀虚拟磁盘划分方法和一种虚拟磁盘排序方法。
Also an adaptive TFC allocation algorithm is given to minimize total transmitting power with the constraint of the minimal data rate requirement of each accessed user.
同时给出了针对这种系统的一种自适应TFC分配算法,该算法在保证每个用户的最小传输速率请求的前提下,使传输功率最小化。
Also an adaptive TFC allocation algorithm is given to minimize total transmitting power with the constraint of the minimal data rate requirement of each accessed user.
同时给出了针对这种系统的一种自适应TFC分配算法,该算法在保证每个用户的最小传输速率请求的前提下,使传输功率最小化。
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