为实现精准、快速的定位效果，阐述了以块匹配法为核心，基于序列图像的室内定位算法；
In order to achieve the result of exact and quick positioning, describe indoor position algorithm on block match of image sequence.
实验表明，对有较大弹性形变的图像，与块匹配法相比，该算法得到的平均匹配残差明显减小。
The experiment shows that the average residual error using the method is smaller than using block matching method for the large scale elastic deformed image.
这种算法是在交叉块匹配法的基础上提出的，并且可用于提高其它几种快速块匹配算法的准确率。该算法运算量较小，运动估值的准确率较高。
It is based on the cross search algorithm, capable of improving the accuracy of some other quick matching algorithms, of high accuracy of motion estimation, and requires fewer calculations.
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