1) generalized velocity vector
广义速度矢量
2) generalized acceleration vector
广义加速度矢量
3) generalized gradient vector flow
广义梯度矢量流
1.
The Snake algorithm uses the generalized gradient vector flow(GGVF) as the potential energy function and has a good performance when dealing with gray images.
采用广义梯度矢量流(G enera lized grad ien t vector flow,GGVF)作为势能函数的Snake算法在处理灰度图像分割时具有较好的性能。
4) Velocity vector
速度矢量
1.
The influences of hold were discussed based on the analyses of velocity vector in the front of falling films and the varieties of pressure in the tube.
通过观察流动过程中的液膜前端速度矢量变化、整个流场中的压力分布变化过程,对降膜前端的"托举"现象进行了分析,对竖直管内液膜形成过程中的两相复杂运动进行了分析研究,指出了避免"托举"现象出现的条件。
2.
By the aid of the high-precision frequency measurement,the real-time inputs of the body attitude,the least-square esti-mation and the matrix algorithm,the measured-accuracies of the 3 components of the body-velocity vector are better than 0.
借助于高精度频率测量、载体姿态的实时输入、最小二乘方估计以及矩阵算法,从而使载体速度矢量3个分量的测量精度优于0。
3.
The three dimensional distributions of the velocity vector in a college teacher dormitory in Chongqing is numerically calculated based on equation.
应用CFD技术,以 k—ε方程为基础,对重庆某高校教工宿舍室内的气流在冬季工况条件下进行三维模拟计算(速度矢量),并对结果进行了分析,依据通风及空气调节在冬季工况下的标准,对室内气流速度进行评判。
5) generalized velocities
广义速度
1.
By defining “generalized velocities” and “generalized accelerations”, velocities and accelerations in orthogonal curvilinear coordinates are obtained.
引入“广义速度”和“广义加速度”的概念，把正交曲线坐标系中的速度和加速度简化为对广义坐标及其微商的偏导。
6) differential general vector
微分广义矢量
补充资料：广义速度
见拉格朗日方程。
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