另外，还为脸部表情的简单运动建立了形变矩阵；
A deformable matrix is constructed to extract simple motion parameter of facial expression.
通过把劲度系数扩展为矩阵形式，拉伸弹簧的形变与弹力在罗伦兹变换中得到了统一。
By extending stiffness coefficient into stiffness matrix, the deformation and elastic force of tensile-spring coincides with Lorentz transformation.
本论文主要介绍了矩阵乘法运算的延伸及矩阵在图形变换中的应用；
This paper mainly introduces the tendency of multiply operation of matrix and its application in graph transformation.
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