抽取

It is the key to the classifier problems such as face identification and handwritten character recognition.

无论是人脸识别还是字符识别，抽取有效的鉴别特征是解决问题的关键。

It is the key to solve the problems such as face identification and handwritten character recognition.

无论是人脸识别还是字符识别，抽取有效的鉴别特征是解决问题的关键。

Chromatically arranged by color family, this ideal portable case contains removable 1" x 4" loose format cotton swatches of all 1,925 colors.

每35个颜色分成一组分装在两个可抽取的夹层中，方便使用。

It is the key to the classifier problems such as face identification.

在人脸识别中，抽取有效的鉴别特征是解决问题的关键。

Methods｜ 10 106 children under 5 years old were selected by cluster sampling.

方法按照分层整群抽样的方法，抽取5岁以下儿童共10 106人，进行营养知识问卷，测量身高、体重。

Methods questionnaire survey of 3 500 college students by random cluster sampling.

采用整群抽样抽取3 500名学生，对调查对象进行疾病诊断及影响因素问卷调查。

Methods By cluster random sampling method,a total of 21 kindergarten children in Meizhou were taken.

方法采用整群随机抽样的方法，抽取梅州市21所幼儿园的全部在园儿童，采用自拟问卷和克氏行为量表进行调查和评定。

Methods 1118 students in 4 senior high schools in Dongcheng District of Beijing were sampled by random cluster sampling.

方法采用整群随机抽样的方法，抽取北京市东城区4所中学的高中一、二、三年级各2个班，共1118名学生，用中学生心理健康诊断测验量表进行测评。

The features of organizational development are divided into five dimensions, as "system cogitation,""spiral leadership,""innovative strategies,""members' interaction," and "coordination function."

本研究以自编「国民小学校长领导行为、组织特性发展与学校效能展现知觉问卷」为工具，抽取82所公立国民小学820位教师为对象，调查其所任教学校校长领导行为、组织特性发展与学校效能展现的现况，并探究三者间的关系。

In 2004, the Environmental Protection Agency tested the drinking water on 158 randomly selected passenger planes and found that 20 (12.7%) tested positive for total coliform bacteria.

在2004年，环境保护局对任意抽取的158架客机上的饮用水进行检测，发现有20架（12.7%）大肠菌细菌的总数上合格。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。