This is accomplished by introducing alpha (0 < alpha < 1), which is called the learning rate.

这个规则通过引入 alpha (0 < alpha < 1) 完成。 我们把 alpha 称为 学习率。

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After introducing rest breaks and other improvements in working conditions, Mayo and his colleagues found that within a year the Labour turnover rate fell to the average elsewhere in the company.

梅奥和他的同事针对这种情况引入了休息机制，同时提高了工作条件，这之后，他们发现一年以内，人力资源流动率降低了，与公司其他部门的平均值持平。

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Russian state Duma has approved a bill introducing "night curfew" for minors to lower their crime rate, Russian media reported Thursday.

据俄媒16日报道，为降低未成年人犯罪率，俄杜马日前通过一项法律，对未成年人施行"宵禁"。

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The tax is aimed at correcting a budget deficit in the island which is also introducing a zero rate corporation tax.

BBC: NEWS | Europe | Jersey | ?1m cost of implementing new tax

He introduced a sliding scale that made capital-gains tax highly complex, and then reversed himself, introducing a single rate of 18%.

ECONOMIST: Tax

During last week's hearing, Jane Herve, UHW head of midwifery, said the hospital has since made four changes, including more training and a shake-up in monitoring procedures as well as introducing foetal heart rate scans to every new woman taken to the midwifery unit.

BBC: Neglect partly led to baby Noah Tyler's death - coroner