Based on certainty and possibility reasoning, an algorithm to determine whether an access request is authorized is proposed.
结合确定性推理和可能性推理，描述了如何判定访问请求的算法。
The pseudo variables method was an efficient and accurate algorithm which converts the random problems into the certainty one.
虚拟变量法是一种把随机问题转化成确定性问题求解的方法。
The modified BP (back propagation) algorithm is applied to the expert network to optimize and correct the knowledge as well as the certainty factors.
通过用改进的BP算法训练，从而优化和修正知识（包括可信度因子）。
The modified BP (back propagation) algorithm is applied to the expert network to optimize and correct the knowledge as well as the certainty factors.
通过用改进的BP算法训练，从而优化和修正知识（包括可信度因子）。
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