然后只对运动区域进行运动估计。
运动估计是视频编码中关键技术之一。
这是因为运动估计执行到子像素分辨率。
This is because motion estimation is performed to sub-pixel resolution.
运动估计是视频压缩编码中的关键技术。
Motion estimation is a key technique in video compress and coding.
块匹配算法是运动估计中一项重要的技术。
Block match algorithm is an important technology of motion estimation.
运动估计在电子稳像系统中起重要的作用。
Motion estimation plays an important role in electronic image stabilization system.
提出预测运动估计算法并研究软件优化技术。
Predictive motion estimation algorithm is analyzed and software optimization technique is studied.
该方法不涉及运动估计和运动补偿，复杂度低。
This method does not involve motion estimation and motion compensation, thus the computational complexity is low.
最后讨论了半像素精度和变块大小运动估计方案。
A half pel accuracy and variable block size motion estimation scheme is discussed lastly.
在视频编码中，基于块的运动估计算法被广泛应用。
For video coding, the algorithm of motion estimation based on blocks is widely used.
提出了一种基于两步运动估计的系列图像匹配算法。
This paper proposed a two-step motion estimation algorithm to match a series of images.
文中提出了一种基于全零块检测的快速运动估计方法。
Based on zero block detection technique, the paper proposes a fast searching method for motion estimation.
本文介绍了各种块匹配运动估计算法并进行了总结和归类。
All kinds of block matching motion estimation algorithm are summarized and classified in this paper.
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。
A fast block matching motion estimation algorithm for low bit rate video coding is proposed.
文章提出了一种基于新颖的基于块匹配算法的图像运动估计算法。
This article proposed a novel motion estimate algorithm which is based on block-matching algorithm(BMA).
提出了一种有效的适用于甚低比特率视频编码的运动估计新技术。
This paper presents an efficient motion estimation technique for very low bit rate video coding.
首先利用运动估计预测目标在下一帧的感兴趣区域，也就是跟踪窗。
The regions of interest which contain the target in the next frame, namely tracking windows, are predicted by motion estimator.
为了进一步提高运动估计的效率，本文提出了一种新的快速搜索算法。
In order to enhance motion estimation efficiency, this paper presents a new fast search algorithm.
该方案已经成功运用到视频后处理芯片项目中，实现了运动估计功能。
This scheme has already been used in the video post process project to realize the motion estimating function.
典型的电子稳像算法包括：运动估计、运动滤波和运动补偿三个部分。
A typical EIS algorithm including three parts: motion estimation, motion filtering and motion compensation.
先提出移动视频通信对运动估计搜索算法在运算时间和准确度上的要求。
The requirement of the running time and accuracy of the motion estimate searching algorithm for the mobile video communication is proposed.
该系统包括三个关键模块：运动估计模块、运动补偿模块和缓存器模块。
There're three key modules in the system, which are motion estimation module, motion compensation module and buffer module.
通过运动估计与补偿技术去除帧间冗余是实现视频图像压缩的关键技术之一。
Cancelling frame redundant through motion estimation and compensation is one of the key technique of the video image compression code.
运动估计是视频图像编码中运算量很大的部分，也是影响系统实时性能的瓶颈。
The computation in video codec mainly concentrates on motion estimation, which is the bottleneck of realization of real time video codec.
运动估计的方法中，在基于多目标场景的平移运动中多采用分级块匹配的方法。
In the methods of Motion Estimation, we often use Multi-frame Block Matching if there are multi objects in the image.
首先本文对预测模块的帧内预测和运动估计算法进行研究分析，并提出改进算法。
Firstly, we research and analyze arithmetic of intra prediction and movement estimation of prediction module, then put forward improved arithmetic.
该结构能够实现多尺寸块运动估计处理，并且具有高流水效率和高性价比的特点。
It supports the variable block size motion estimation, and has the high pipeline efficiency and high performance-price rate.
目标运动估计模块预测运动目标在下一帧中可能出现的位置，确定目标搜索范围。
The module of target motion estimating takes charge of forecasting the possible arisen location so as to confirm the scope of target searching.
基于块匹配的运动估计由于其简单易实现性而被当前的所有视频编码国际标准所采用。
Block matching motion estimation is relatively simple and can be easily realized, and is adopted by current international video coding standards.
将运动估计的直接搜索过程改进为先进行编码块模式判断，再进行选中块匹配搜索过程。
The direct multiple modes searching process in motion estimation was improved to two steps including mode decision first and then block searching.
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