Cognition function of brain was simulated by artificial nerve network by changing thresholdlimit value of linking point.
人工神经网络模拟大脑的认知功能，通过改变连接点的权值和阈值来训练神经网络完成特定的功能。
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OBJECTIVE: To assess the effect of blood lead level on t cell subgroup of children, and the association of t cell subgroup with thresholdlimit value of blood lead level.
目的：评估血铅对儿童T细胞亚群的影响，以及血铅临界值与T细胞亚群的关系。
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When DRNN predicts that the number of cells in buffer exceeds the thresholdlimit in the next time cycle, a control signal is generated by the controller to throttle arrival cell rate.