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sampling相关的网络例句

查询词典 sampling

与 sampling 相关的网络例句 [注:此内容来源于网络,仅供参考]

In order to investigate the tempo-spatial characteristics of negative air ions distribution in Guangzhou from September to November of 2008, we choosed typical plot to make scientific researches, which including the monthly variation of air negative ions, the influences of types of functional zones, sampling timeinterval and typical habitat on air negative charge ion concentration.

为研究广州市下半年空气负离子分布的时空特征,利用空气离子测量仪,在广州市选择典型的采集地,分析了广州下半年空气负离子的月际变化以及功能区类型、取样时段、典型环境对空气负离子浓度的影响。

Nine thousand two hundred and seven subjects were selected by stratified sampling.

本研究的调查问卷经专家学者拟订,共有十二道题目。

One hundred and ninety-nine women with nocturia , who were members of staff at a medical center in central Taiwan, were recruited by purposive sampling.

以中部某医学中心女性员工为研究对象,经立意取样,共选取199位,以自填结构型问卷进行资料收集。

This paper uses the reformative Kalman filter to deal with the original pressure data sampling from oil conveying pipeline in real time to eliminate the noise interference and to improve the noise-signal ratio. It also uses the signal after being filtered to give an alarm and exact position of the leakage of oil conveying pipeline.

本文应用改进的Kalman滤波器对采得的输油管道原始压力数据进行实时性滤波,以消除噪声干扰、提高信噪比;利用滤波后的信号进行输油管道泄漏的报警和定位。

METHODS: By cluster sampling, 214 cadets from a military academy were investigated with Modified Big Five Personality Scale and selfdesigned decisionmaking scale. The cadets were randomly divided into 2 groups. After noneffective questionnaires were eliminated, the first group (n=110) were in a positive framing and the second group (n=104) in a negative framing. A chisquare test was used to analyze the results of program chosen and t test was used to determine the relationship between personality dimension and risky choice.

采用自编决策问题问卷和大五人格量表中国修订版,以整群抽样的方法,抽取某军校大学生220人为研究对象,随机分为两组,剔除无效问卷后,正面框架组(n=110),负面框架组(n=104),对两组间被试的方案选择进行χ2检验,方案选择与人格特征的关系进行t检验。

Following the introduction of the basic principle of OFDM, some nonideal effects on the performance of OFDM systems are discussed, such as carrier frequency offset, symbol timing offset and sampling clock deviation.

本文在简要介绍了OFDM的基本原理、关键技术的基础上,针对同步问题进行了深入研究。首先分析了同步偏差中的频率偏差、符号定时偏差及采样时钟偏差对系统性能的影响。

In order to study the factors related to Enterobius infection among per-schoolchildren, a structural questionnaire with multi-stages and a random sampling was designed to interview parents of 702 pre-schoolchildren. The questionnaire included personal information of the children: their educational background and parents' occupation; the status of their housing; their handwashing habits, and their frequency and habits of bathing, etc. In addition, the children's pinworm infections were examined using two-consecutive-day adhesive cellophance paper perianal swabs. Variables causing the pinworm infection among infected and noninfected children were analyzed by x2-test and multi-variable tests including discriminant analysis and stepwise multiple regression.

为了解学龄前儿童蛲虫感染之因素,以结构型问卷多步骤随机抽样访视702名学龄前儿童的家长,问卷的内容包括:儿童个人资料、儿童父母亲教育程度、职业、住屋情形、卧室分配情形、手部卫生习惯、洗澡习惯等,并以连续两天玻璃胶纸肛围擦拭法〈two-consecutive-day adhesive cellophane paper perianal swabs〉检查儿童的蛲虫感染情形,儿童蛲虫感染与各单变项的相关,以卡方检定〈x2-test〉分析,而多变项的分析则以判定分析〈discriminant analysis〉及逐步复回归〈stepwise multiple regression〉进行分析。

Two kinds of DPA estimators are given by way of Nonstandard Analysis andprobability parameter sampling,respectively.One kind of DPA algorithm,based on a sample pathof GI/GI/l system,can estimate simultaneously EST and expected busy period length gradient.

分别从非标准分析和概率参数抽样方式的角度建立了两类DPA估计量,特别地,前一类DPA估计量可以同时估计顾客的期望系统时间和忙期期望长度的梯度。

A 1998/99 national survey of licensed acupuncturists in Massachusetts and Washington state found the licensed acupuncturist workforce to be close to 60% female.21 The same national sampling survey found that about 20% of the acupuncturists were nonwhite and about 90% of these acupuncturists were Asian or Pacific Islander.

阿1998/99全国调查的持牌针灸在马萨诸塞州和华盛顿州发现持牌针灸劳动人口将接近60%,female.21相同的国家抽样调查显示,约有20%的非白人针灸师约90%,这些针灸师亚裔及太平洋岛民。

Methods Get the norm of solution vector to the equivalent integral equation using numerical calculation in every sampling point at imaging region,and represent the norm with gray to reconstruct the scattering shape.

方法通过数值计算,求解等效积分方程,获取解向量在成像区域内每一采样点的范数,利用灰度表示其范数,重构散射体形状。

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推荐网络例句

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。