Three focus measures are proved to be correct and compared by experiments.
实验证明了三个焦距标度的正确性,并对三个焦距标度进行了对比。
And focus measures had been taken. Results: nursing records quality flaw related to poor responsibility of nursing staffs.
结果:护理病案质量缺陷与工作责任心不强有关。
The focus measures are drived from the paraxial geometric optics model. All these focus measures have good monotonicity and unimodality.
利用近轴几何光学模型推导出焦距标度,这些焦距标度都具有良好的单调性和单峰性。
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