cross-variance 互协方差
cross-variance matrix 互相关矩阵
cross variance function 互方差函数
cross and variance 交叉变异
maximum variance cross rotation 方差最大正交旋转
To segment a vehicle license card from the image background of the whole vehicle, a image segmentation algorithm basing on cross variance and Mathematical morphology is presented.
针对汽车牌照与车身背景的分割问题，提出一种基于横向方差和数学形态学的图像分割方法。
The variance component of cross and backcross generations of quantitative character controlled by multigenes is studied on condition of chromosome translocation.
研究了染色体易位情况下，多基因控制的数量性状杂交及回交世代的方差组成。
And the variance of fatty acid content of the DH lines derived from a cross combination of parents with the same fatty acid contents was the most remarkable.
具有相同脂肪酸含量的两个亲本杂交，后代(DH系)脂肪酸含量变异程度最大。
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