效果“用来描述统计样本结果能更精确估计真实的总体误差率的可能性。”
The term effectiveness is used to describe the likelihood that the statistical sample result will be more accurate estimate of the true population error rate.
这里将网络的总体误差作为目标函数,以待求的所有参数作为变量,同时调整,构成全监督算法。
Defining network error as optimum objective function, all parameters are looked as function variables, and an entire-supervised algorithm is studied.
中低档数控机床在我国应用极其广泛,几何误差是影响该类机床的主要因素,约占机床总体误差的70 %左右。
Low and middle lever CNC machines have been widely used in our country, geometric error nearly takes account of 70% in total error.
Again, you can't even correct for it because, let's just say, the whole population overestimated calories and things were underestimated by 30% percent, well then you just put in that correction and you know what you got.
你甚至无法纠正这个误差,因为,比方说,整个总体人群都高估了卡路里,或者都低估了30%的卡路里,研究人员纠正误差才能得到正确数据
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