vector sum

英 [ˈvektə(r) sʌm]

美 [ˈvektər sʌm]

矢量和

计算机

英英释义

noun

• a vector that is the sum of two or more other vectors
  Synonym:resultant

双语例句

• This paper firstly proposed some clarity-evaluation-functions of out-of-focus blurred image, they are the sum of square of gray-level gradient vector module, the sum of Roberts-gradients, and the sum of Laplacian operator.
  本文首次提出了用图像灰度梯度向量模方和、Roberts梯度和与拉普拉斯（8邻域微分）算子和作为由于离焦产生的模糊图像的评价函数。
• The algorithms use Scalar Product Protocol, Index of the Minimum Value of Vector Sum Protocol, Secure Multiparty Multiplication Protocol, Secure Comparison Protocol and so on to achieve the privacy protection.
  所提的算法通过采用点积协议，向量和最小值的索引协议，安全多方除法协议，以及安全比较等协议达到隐私保护。
• Rotation Invariance Detection Scheme Based on Circular Projection and Vector Sum
  基于圆投影与矢量和的旋转不变量检测方案
• Only if the component vectors are on a straight line will the length of the vector for the sum be equal to the sum of the lengths of these components or to their difference.
  只有当几个分矢量在一直线上，那么表示其和的矢量长度才会等于这些分量的长度和或它们的差。
• To solve this problem, a new method of direct gray-scale feature extraction based on the circular projection algorithm and the vector sum for testing the quality of the pressed character is presented.
  提出了利用圆周投影和矢量和直接获取灰度压印字符的质量判别特征值，以标准压印字符为模板进行快速的标牌压印字符在线检测。
• Locating a Center-point of the Circular Projection Based on a Gray-scale Image and Vector Sum
  基于灰度图像和矢量的圆心定位
• The dominant orientation of a joint group is the corresponding occurrence of the vector sum if some of the upward unit normal vectors are reversed. comparing NW component with vector sum of SN and WE in NW orientation, the errors are small.
  对某组节理面向上的单位法向量进行部分反向后，其矢量之和对应的产状即为该组节理面的优势方位。NS向、EW向与NW向的比测误差基本正常；
• In an infinite dimensional space there always exist two subspaces whose vector sum is different from their span.
  在一无限空间中恒存在两个子空间，其矢量和与其张成空间不同。
• A vector that is the sum of two or more other vectors.
  两个或两个以上向量相加得到的向量。
• As mentioned above, we have not explicitly used the first condition for equilibrium, that the vector sum of the forces be zero.
  如上所述，我们没有直接应用第一平衡条件，即力的矢量和为零。