Stochastic methods for seepage inverse problem are studied in detail in the paper.

本文对渗透系数的随机反演方法进行了系统、深入的研究。

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Algebraic Techniques; Lie Groups and Lie Algebras; Discrete Mathematics; Quantum Groups; Stochastic Methods.

代数技巧；李群和李代数；离散数学；量子群；随机方法。

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R. may be classified into two main classes, namely: decision theory method and syntactic (structural) method, the later may still be classified into trivial and stochastic methods.

模式识别的方法可以分为决策理论法和文法结构法两大类，而后者又可区分为一般的及随机的文法识别法。

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