The results showed that the image analysis method can obtain the average value and distribution curve of ratio of length to diameter for vilnite powder with needle shape.
研究表明图像分析方法可以直接给出硅灰石针状粉末的平均长径比及不同长径比的分布情况。
Here, we use the singular value decomposition and principal component analysis for facial feature extraction, using the average distance category as discrimination on the basis of authentication.
其中人脸特征提取采用了奇异值分解和主分量分析法，身份验证则采用了以类内平均距离为判据的算法。
Meanwhile, through the privacy key analysis, the histogram analysis, the information entropy, the average value of gray change and the relevant analysis, the security of this algorithm is very high.
同时通过具体的密钥空间分析、直方图分析、信息熵、灰度变化平均值和相关性分析显示，该算法具有很高的安全性能。
The results show that the average value of tracheid form can not be affected by the planting density through variance analysis .
结果表明，造林密度对马尾松管胞形态总平均值影响不大，方差分析不显著；
The author tests and studies the validity of IPO price seeking system in China by means of empirical analysis instruments like average value test and gradual regression.
本文运用均值检验与逐步回归等实证分析工具，对我国IPO询价制度的实施效果进行了检验与研究。
This chapter provides a brief analysis of the results of empirical research and proposes that the Price-earnings ratio will return to its average value in the generalized dimension.
本章简要分析了实证研究的结果，并提出市盈率均值回归的广义层面，最后，总结了均值回归理论的不足之处。
The journal numbers, sort average value, max value, journal numbers of chemistry and chemical industry journals were analyzed by contrastive analysis methods.
采用对比分析方法，对中国学术期刊化学化工类科技期刊的期刊数、影响因子的类目均值、影响因子的最高值和最低值进行统计分析。
The analysis of measurement data error by using rear-average method was discussed. The method to count standard deviation of indirect measurement value by using rear-average method was proposed.
对用后均法进行测量数据误差分析加以探讨，提出可以用该法计算间接观测值的标准偏差。
The analysis of measurement data error by using rear-average method was discussed. The method to count standard deviation of indirect measurement value by using rear-average method was proposed.
对用后均法进行测量数据误差分析加以探讨，提出可以用该法计算间接观测值的标准偏差。
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