Give a definition about areavector of a polygon on the plane and its formula, area formula of a polygon can be sought by it.
给出平面上多边形的面积矢量的定义及公式,并应用它求出多边形的面积公式。
2
Two new flame feature vectors are defined: one is the flame detection context based dynamic feature row and the other is the optimal flame feature areavector.
算法定义了两种新的火焰特征向量:火检上下文动态特征切入列,火焰特征最优区域。
3
You will get some sort of mesh grid on your surface and you will look at a little parallelogram that is an elementary piece of that mesh and figure out what is its area and normal vector.