该表示形式中没有权因子和额外的控制参数，而且具有几何不变性、仿射不变性等良好性质。
The representation has no weight factors or control parameters, and it is geometric and affine invariant.
本文研究了线性空间的仿射子空间的若干性质。
利用模糊直线定义模糊仿射集，研究其有关性质。
A definition of an affine fuzzy sets based on fuzzy line is presented.
证明了新的数据深度在保持原深度其他性质的基础上，把原深度的正交不变性改进为仿射不变。
The paper shows that the revised depth is of affine invariant besides the properties owned by the original depth.
以无穷远直线为基础讨论二阶曲线的中心、直径、渐近线等几个仿射概念，并联系解析几何中的有关性质，深入讨论它们之间的一致性。
Based on the infinitely straight line, this thesis discusses the concepts of curve of second orders center, diameter, advance gradually in the line.
构造了具有自仿射分形性质的重力型断裂面滑移模型；
The gravity fracture surface sliding model with self-affine fractal character is established.
构造了一组新的仿射不变矩（MSA矩），分析了其性质，给出了它的明确表达式及其具体实现方法。
A new kind of affine transform——multiscale autoconvolution transform is established, a new invariant moments to call it MSA moments is constructed, and its implementation is given.
构造了一组新的仿射不变矩（MSA矩），分析了其性质，给出了它的明确表达式及其具体实现方法。
A new kind of affine transform——multiscale autoconvolution transform is established, a new invariant moments to call it MSA moments is constructed, and its implementation is given.
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