The original naive implementation used the modulus (%) operator, which is wildly inefficient, to check every number from 2 up to the target number itself to determine if it is a factor.
原先是简单的使用取模运算符(%)的实现,它非常低效,它自己检查从 2 到目标数的每个数字,确定是否是因子。
Protection for the operator and passengers will remain a key factor.
尽管如此,对操作人员及旅客安全的保护将始终是首要考虑的因素。
The degenerative model is that original image was passed by operator or was acted on degenerative factor, and noise overlap-added, then, degenerated image was formed.
其退化模型是原始图像经过算子,或系统经退化因素作用之后和噪声叠加,以形成退化后的图像,即实际得到的图像。
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