在本体映射的研究中，本体分块映射是完成大本体映射任务的主要方法。

In the research of ontology mapping, ontology block mapping is the most popular of large-scale ontology mapping task.

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无论在本体映射或本体进化中，基于属性的概念相似度计算都是本体论研究的关键内容。

No matter during the ontology mapping or the ontology evolution, the attribute-based concepts similarity computation is the key point of the ontology research.

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本文通过本体映射来研究MDA模型转换，提出实现MDA模型语义层转换的方法，并提高模型转换的效率和准确率。

The method to realizes the MDA model semantics level transformation can be proposed through ontology mapping. Efficiency and accuracy of model transformation can be improved by this mean.

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