This paper suggests an isomorphism detecting algorithm based on equivalent class, which improves the efficiency of context isomorphism detection.

本文提出的基于等价类法的形式背景同构判定算法，有效地提高了同构判定的效率。

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Clustering multiple regular linear path expressions into an equivalent class can help to decrease the cost of their evaluation.

把等价的简单正则路径表达式聚成一个等价类可以减少它的计算成本。

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Clustering multiple regular linear path expressions into an equivalent class can help to decrease the cost of their evaluation.

把等价的简单正则路径表达式聚成一个等价类可以减少它的计算成本。

youdao