Based on the unit quaternion decompositionof rotation matrix, this paper puts forward an algorithm to estimate motion parameters from the space position vectors of 3d feature points.
本文基于旋转矩阵单位四元数分解定理，提出一种由3 D特征点空间位置估计运动参数的算法。
2
The model predicts the transient variations of gun chamber pressure, projectile motion and the decomposition rate of propellant.
模型可以预测发射过程中药室内压力、弹丸运动及工质的分解速率的瞬时变化。
3
The original motion mask image can be extracted from the high frequency frames which resulting from temporal decompositionof the original video sequence by wavelet transform.