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- The variance is simply the average squared difference of all numbers from their mean or average value. 方差就是各个数的中值（或平均值）与各个数的差值的平方的平均值。
- The variance is simply the average squared difference of all numbers from their mean or average value 方差就是各个数的中值(或平均值)与各个数的差值的平方的平均值。
- Finally, the minimum sum of the average square distances in all rotation angles is defined as the matching degree of the two contours. 在所有角度中，平均值之和的最小值即为两个轮廓的匹配度。
- The two squares differ in colour but not in size. 这两个正方形的颜色不相同,大小却一样。
- The varying rule of square difference of displacement of structure with the TMD on or off by changing the first inherent frequency is also presented . 分析比较表明：调谐减震体系对低频柔性结构有明显的减震效果；
- Then the matching feasibility of 2-D scalar field achieved by the above algorithm is testified with Mean Square Difference (MSD) criterion. 最后采用均方差检验准则验证了其模拟生成二维标量场的匹配适用性。
- Corners are extracted using improved Harris operator, and feature space of Corner is built based on average square gradient matrix. Then three steps of matching strategy are adopted to realize image matching. 该算法采用改进的harris算子提取特征点(角点),并建立角点特征空间,根据三级匹配策略,实现特征点的匹配,完成图像配准。
- Variance -- The average squared distance of each data point from the mean. The square of the standard deviation. 方差-- 每个数据与均值之差的平方的平均值，即标准差的平方。
- The algorithm will ensure that the sample mean square difference between the output of the adaptive controller and the output of the optimal controller converges to zero under the general assumptions. 在通常假设条件下使用这种算法，能使适应控制器和最优控制器的输出之差在样本均方意义下收敛到零。
- It analyses varies of the warp degree with the square differences analyses method and searches the best veneered process. 用方差分析法对翘曲度变化量进行分析,得出最佳的贴面工艺。
- I hit him fair and square on the jaw. 我不偏不倚打中他的下巴。
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- The average output of the factory is 20 cars a day. 该工厂的平均产量是每天20辆汽车。
- The crowds in the square were elated by the news. 这消息使广场上的人群欢欣鼓舞。
- Can I leave you to square up with the waiter? 我把跟服务员结帐的事交给你办行吗？
- The two teams were all square at the end. 最后两队以积分相同而结束。
- The little girl drew a square on the paper. 小女孩在纸上画了一个正方形。
- His income is well below the average. 他的收入大大低于平均水平。
- The teams are all square at one match each. 这些队在各自参加了一场比赛后不分胜负。
- We fail one student per year on average. 我们平均每年有一个学生不及格。
