For multi-relational data mining, how mining more efficiently and how improving the scalability of the algorithm, has been the focus of our study.

对于多关系的数据挖掘研究，如何高效地挖掘以及如何提高算法的可扩展性，一直是大家研究的重点。

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Compared to the traditional data mining algorithms, the complexity of specific performance of the algorithm in the multi-relational data mining put forward higher requirements.

与传统的数据挖掘算法相比，多关系数据挖掘特有的复杂性对算法的性能提出了更高的要求。

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The search space of Multi-relational data mining algorithm becomes larger and more complex.

多关系数据挖掘算法的搜索空间变得更大、更复杂。

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