central moment

基本解釋

Image edge is detected by the third central moment of its immediate pixel neighborhood.
利用像素鄰域的三階中心矩，可以提取圖像邊界。
The technical definition of variance is the random variable's second central moment, the weighted average of the square of the differences from the expected value.
3方差的專業(yè)定義是隨機變量的二次中心矩，與期望值之差的平方的加權(quán)平均值。
Maker-matching method used in automatic joint, while morphologic filter and fourth central moment method are used in wiping blue. These methods improve the efficiency and the quality of drawing input.
采用標記匹配方法實現(xiàn)自動拼接，采用形態(tài)學濾波和四階中心矩方法實現(xiàn)不均勻背景圖紙的的消藍，提高了圖紙輸入的效率和質(zhì)量。

Indeed,let me take a moment and read a poem that emphasizes this thought, because this is certainly one central,very bad thing about death.
事實上，讓我念一首詩來強調(diào)它，因為這確實是死亡的主要壞處。
耶魯公開課 - 死亡課程節(jié)選

And the European piece is the most central piece at the moment in that effort.
WHITEHOUSE: Press Briefing
But for the moment, central banks' vote of confidence in sterling seems to be underpinning the pound.
ECONOMIST: Sterling strength: Reserve power The

中心矩
For the convenience of the description for feature region,it establishes shape modification general expression with second order central moment based on vector,and reduces the dimensionality of the general expression to 2D covariance matrix,modifies irregularly regions to ellipse.
為了便于后續(xù)的特征描述,構(gòu)建了基于向量的二階中心矩調(diào)形通式,并將該通式降維為二維協(xié)方差矩陣,把不規(guī)則形狀區(qū)域調(diào)整為橢圓形。
中央矩

中心矩
In this thesis, the radar echo characteristic and the identification of space target are studied, and the distribution of measured data is analyzed. Their central moment’s features, with translation-invariant property, are calculated for further recognition.
本文研究了空間目標的雷達回波特性和識別方法,分析了窄帶雷達實測數(shù)據(jù)的分布情況,然后對其提取具有平移不變性的中心矩特征。
數(shù)學
中心矩
中心力矩