研究了线结构光传感器的数学模型，并给出了齐次坐标系下的表达形式。
The mathematical model of single line structured light transducer is studied and it's expression under homogenous coordinate is given out.
文章通过建立各中间坐标系，用齐次矩阵方法详细论述了两种典型5轴数控机床空间运动算法。
In this paper, the spatial kinematics algorithms of two typical 5-axis NC machines have been proposed with the foundation of intermediate coordinate systems and the homogeneous matrix.
在笛氏齐次坐标的基础上，采用齐次向量的方法，建立二维射影坐标系。
It is shown that the 2_dimensional projective coordinate system can be constructed by homogeneous vector on the basis of the Descartes homogeneous coordinates.
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