后者是将跨接法与动态规划相结合，将整体影象匹配归结为求解最优路径问题。
The last respect is concerned with the combination of the featurebridging mode method with dynamic programming to reduce the problem of globalimage matching into one of finding the optimal path.
而由于特征的稳定性以及其具有较丰富信息的特点，基于特征的影象匹配成为了匹配研究的热点。
Due to the stability of feature and relative abundance of information, the latter becomes the hotspot of the research.
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