1) vector summing
矢量求和
2) Summation of random vectors
随机矢量求和
3) intersection method with vector
矢量求交
1.
The paper discusses that how to get graphic information from the autoCAD articles with these methods, such as nearest entity method, maximum rectangle method, intersection method with vector , angle-off set method with vectors .
文章着重介绍利用AutoCAD的二次开发工具ObjectARX2000提取AutoCAD二维图形信息的4种方法最近实体法,最大矩形法,矢量求交法,矢量夹角法。
4) Vector derivation
矢量求导
5) vector sum
矢量和
1.
A new method of locating a center-point of the circular projection was proposed based on the vector sum and image template convolving a mask over the gray-scale image directly and using the frequency domain computation is to reduce the time complexity.
提出了基于矢量和的全局最优的圆心定位方法,并利用卷乘和频域方法实现定位的快速算法。
2.
This work puts forward a method to find the vector sum of the bond of various molecules appearing in chemistry textbook of middle schools and further gives a new criteria to measure the molecular polarity.
给出了一种通过不同类型分子的空间结构求算分子中键长的矢量和进而得到一个判断分子极性新判据的方
3.
Aiming at this problem,this paper proposes a rotation invariance detection scheme based on circular projection and vector sum.
针对该问题提出基于圆投影与矢量和的旋转不变量检测方案,采用构造模板的方法,乘以模板中的系数实现灰度图像圆周投影统计和一维特征向量矢量圆求和的功能。
补充资料：伯格斯矢量
分子式：
CAS号：
性质：是位错尺寸的量度。当位错在晶体内滑动时，原子沿着某一特定的方向相对于其邻近原子切变了某一特定的距离，表示这种原子位移的矢量定义为位错的伯格斯矢量。对螺型位错，位错线平行于伯格斯矢量；对刃型位错，位错线垂直于伯格斯矢量；对于混合型位错，位错线斜交于伯格斯矢量。
CAS号：
性质：是位错尺寸的量度。当位错在晶体内滑动时，原子沿着某一特定的方向相对于其邻近原子切变了某一特定的距离，表示这种原子位移的矢量定义为位错的伯格斯矢量。对螺型位错，位错线平行于伯格斯矢量；对刃型位错，位错线垂直于伯格斯矢量；对于混合型位错，位错线斜交于伯格斯矢量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条