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。

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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。

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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。

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It seems like a short time ago that Oakland A's general manager Billy Beane, subject of the best-selling book Moneyball, first employed a new school of analysis that placed added value on statistics like on-base percentage while devaluing more traditional numbers like batting average and stolen bases.

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